diff options
| author | Nathan Ringo <nathan@remexre.com> | 2024-10-05 13:44:15 -0500 |
|---|---|---|
| committer | Nathan Ringo <nathan@remexre.com> | 2024-10-05 13:44:15 -0500 |
| commit | 37507ecea3277a99e60c7bb077c6cd406bb80ddb (patch) | |
| tree | 07432da9529cfc422cab680f2af5ba5a36533e70 /usbkbd | |
| parent | 90661e174826684debe2532a260dcefb3b871067 (diff) | |
Start of the CH559 code, adds a NixOS module for udev rules for the boards.
Starter code from https://github.com/MatzElectronics/CH559sdccUSBHost
Diffstat (limited to 'usbkbd')
| -rw-r--r-- | usbkbd/ch559.h | 1997 | ||||
| -rw-r--r-- | usbkbd/default.nix | 7 | ||||
| -rw-r--r-- | usbkbd/main.c | 55 |
3 files changed, 2059 insertions, 0 deletions
diff --git a/usbkbd/ch559.h b/usbkbd/ch559.h new file mode 100644 index 0000000..a59d457 --- /dev/null +++ b/usbkbd/ch559.h @@ -0,0 +1,1997 @@ +#ifndef __CH559_H__ +#define __CH559_H__ + +typedef unsigned char volatile __xdata UINT8XV; +typedef unsigned char volatile __pdata UINT8PV; + +#include <compiler.h> +#include <stdint.h> + +/*----- SFR --------------------------------------------------------------*/ +/* sbit are bit addressable, others are byte addressable */ + +/* System Registers */ +SFR(PSW, 0xD0); // program status word +SBIT(CY, 0xD0, 7); // carry flag +SBIT(AC, 0xD0, 6); // auxiliary carry flag +SBIT(F0, 0xD0, 5); // bit addressable general purpose flag 0 +SBIT(RS1, 0xD0, 4); // register R0-R7 bank selection high bit +SBIT(RS0, 0xD0, 3); // register R0-R7 bank selection low bit +#define MASK_PSW_RS 0x18 // bit mask of register R0-R7 bank selection + // RS1 & RS0: register R0-R7 bank selection + // 00 - bank 0, R0-R7 @ address 0x00-0x07 + // 01 - bank 1, R0-R7 @ address 0x08-0x0F + // 10 - bank 2, R0-R7 @ address 0x10-0x17 + // 11 - bank 3, R0-R7 @ address 0x18-0x1F +SBIT(OV, 0xD0, 2); // overflow flag +SBIT(F1, 0xD0, 1); // bit addressable general purpose flag 1 +SBIT(P, 0xD0, 0); // ReadOnly: parity flag +SFR(ACC, 0xE0); // accumulator +SFR(B, 0xF0); // general purpose register B +SFR(SP, 0x81); // stack pointer +// sfr16 DPTR = 0x82; // DPTR pointer, little-endian +SFR(DPL, 0x82); // data pointer low +SFR(DPH, 0x83); // data pointer high +SFR(SAFE_MOD, 0xA1); // WriteOnly: writing safe mode +// sfr CHIP_ID = 0xA1; // ReadOnly: reading chip ID +#define CHIP_ID SAFE_MOD +SFR(GLOBAL_CFG, 0xB1); // global config, Write@SafeMode +#define bBOOT_LOAD \ + 0x20 // ReadOnly: boot loader status for discriminating BootLoader or + // Application: set 1 by power on reset, clear 0 by software reset +#define bSW_RESET 0x10 // software reset bit, auto clear by hardware +#define bCODE_WE \ + 0x08 // enable flash-ROM (include code & data area) being program or erasing: + // 0=writing protect, 1=enable program and erase +#define bDATA_WE \ + 0x04 // enable Data-Flash (flash-ROM data area) being program or erasing: + // 0=writing protect, 1=enable program and erase +#define bXIR_XSFR \ + 0x02 // force MOVX_@R0/@R1 only for xSFR area: 0=MOVX_@R0/@R1 for standard + // xdata area inclde xRAM&xBUS&xSFR, 1=MOVX_@R0/@R1 for xSFR only +#define bWDOG_EN \ + 0x01 // enable watch-dog reset if watch-dog timer overflow: 0=as timer only, + // 1=enable reset if timer overflow + +/* Clock and Sleep and Power Registers */ +SFR(PCON, 0x87); // power control and reset flag +#define SMOD \ + 0x80 // baud rate selection for UART0 mode 1/2/3: 0=slow(Fsys/128 @mode2, + // TF1/32 @mode1/3, no effect for TF2), + // 1=fast(Fsys/32 @mode2, TF1/16 @mode1/3, no effect for TF2) +#define bRST_FLAG1 0x20 // ReadOnly: recent reset flag high bit +#define bRST_FLAG0 0x10 // ReadOnly: recent reset flag low bit +#define MASK_RST_FLAG 0x30 // ReadOnly: bit mask of recent reset flag +#define RST_FLAG_SW 0x00 +#define RST_FLAG_POR 0x10 +#define RST_FLAG_WDOG 0x20 +#define RST_FLAG_PIN 0x30 +// bPC_RST_FLAG1 & bPC_RST_FLAG0: recent reset flag +// 00 - software reset, by bSW_RESET=1 @(bBOOT_LOAD=0 or bWDOG_EN=1) +// 01 - power on reset +// 10 - watch-dog timer overflow reset +// 11 - external input manual reset by RST pin +#define GF1 0x08 // general purpose flag bit 1 +#define GF0 0x04 // general purpose flag bit 0 +#define PD 0x02 // power-down enable bit, auto clear by wake-up hardware +SFR(PLL_CFG, 0xB2); // PLL clock config: lower 5 bits for PLL clock Fpll, upper + // 3 bits for USB 4x clock Fusb4x, Write@SafeMode +#define MASK_PLL_MULT 0x1F // bit mask of PLL clock Fpll multiple +#define MASK_USB_4X_DIV \ + 0xE0 // bit mask of USB 4x clock Fusb4x divisor, value 000b means 1000b +SFR(CLOCK_CFG, 0xB3); // system clock config: lower 5 bits for system clock + // Fsys, Write@SafeMode +#define bOSC_EN_INT \ + 0x80 // internal oscillator enable and original clock selection: 1=enable & + // select internal clock, 0=disable & select external clock +#define bOSC_EN_XT \ + 0x40 // external oscillator enable, need quartz crystal or ceramic resonator + // between X1 and X2 pins +#define bWDOG_IF_TO \ + 0x20 // ReadOnly: watch-dog timer overflow interrupt flag, cleared by reload + // watch-dog count or auto cleared when MCU enter interrupt routine +#define MASK_SYS_CK_DIV \ + 0x1F // bit mask of system clock Fsys divisor, value 00000b means 100000b +/* + Fxt = 4MHz~20MHz, from external oscillator @XI&XO + Fosc = bOSC_EN_INT ? 12MHz : Fxt + Fpll = Fosc * ( PLL_CFG & MASK_PLL_MULT ) => 288MHz (24MHz~350MHz) + Kusb = ( PLL_CFG & MASK_USB_4X_DIV ) >> 5 + Fusb4x = Fpll / ( Kusb ? Kusb : 8 ) => 48MHz (Fixed) + Ksys = CLOCK_CFG & MASK_SYS_CK_DIV + Fsys = Fpll / ( Ksys ? Ksys : 32 ) => 12MHz (1MHz~56MHz) +*/ +SFR(SLEEP_CTRL, 0xEA); // sleep control, Write@SafeMode +#define bSLP_OFF_USB 0x80 // clock off for USB +#define bSLP_OFF_ADC 0x40 // clock off for ADC +#define bSLP_OFF_UART1 0x20 // clock off for UART1 +#define bSLP_OFF_P1S1 0x10 // clock off for PWM1 / SPI1 +#define bSLP_OFF_SPI0 0x08 // clock off for SPI0 +#define bSLP_OFF_TMR3 0x04 // clock off for timer3 +#define bSLP_OFF_LED 0x02 // clock off for LED +#define bSLP_OFF_XRAM 0x01 // clock off for xRAM +SFR(WAKE_CTRL, 0xEB); // wake-up control, Write@SafeMode +#define bWAK_BY_USB 0x80 // enable wake-up by USB event +#define bWAK_RXD1_LO 0x40 // enable wake-up by RXD1 low level +#define bWAK_P1_5_LO 0x20 // enable wake-up by pin P1.5 low level +#define bWAK_P1_4_LO 0x10 // enable wake-up by pin P1.4 low level +#define bWAK_P0_3_LO 0x08 // enable wake-up by pin P0.3 low level +#define bWAK_CAP3_LO 0x04 // enable wake-up by CAP3 low level +#define bWAK_P3_2E_3L \ + 0x02 // enable wake-up by pin P3.2 (INT0) edge or pin P3.3 (INT1) low level +#define bWAK_RXD0_LO 0x01 // enable wake-up by RXD0 low level +SFR(RESET_KEEP, 0xFE); // value keeper during reset +SFR(WDOG_COUNT, 0xFF); // watch-dog count, count by clock frequency Fsys/262144 + +/* Interrupt Registers */ +SFR(IE, 0xA8); // interrupt enable +SBIT(EA, 0xA8, 7); // enable global interrupts: 0=disable, 1=enable if E_DIS=0 +SBIT(E_DIS, 0xA8, + 6); // disable global interrupts, intend to inhibit interrupt during some + // flash-ROM operation: 0=enable if EA=1, 1=disable +SBIT(ET2, 0xA8, 5); // enable timer2 interrupt +SBIT(ES, 0xA8, 4); // enable UART0 interrupt +SBIT(ET1, 0xA8, 3); // enable timer1 interrupt +SBIT(EX1, 0xA8, 2); // enable external interrupt INT1 +SBIT(ET0, 0xA8, 1); // enable timer0 interrupt +SBIT(EX0, 0xA8, 0); // enable external interrupt INT0 or LED interrupt +SFR(IP, 0xB8); // interrupt priority and current priority +SBIT(PH_FLAG, 0xB8, 7); // ReadOnly: high level priority action flag +SBIT(PL_FLAG, 0xB8, 6); // ReadOnly: low level priority action flag + // PH_FLAG & PL_FLAG: current interrupt priority + // 00 - no interrupt now + // 01 - low level priority interrupt action now + // 10 - high level priority interrupt action now + // 11 - unknown error +SBIT(PT2, 0xB8, 5); // timer2 interrupt priority level +SBIT(PS, 0xB8, 4); // UART0 interrupt priority level +SBIT(PT1, 0xB8, 3); // timer1 interrupt priority level +SBIT(PX1, 0xB8, 2); // external interrupt INT1 priority level +SBIT(PT0, 0xB8, 1); // timer0 interrupt priority level +SBIT(PX0, 0xB8, 0); // external interrupt INT0 priority level +SFR(IE_EX, 0xE8); // extend interrupt enable +SBIT(IE_WDOG, 0xE8, 7); // enable watch-dog timer interrupt +SBIT(IE_GPIO, 0xE8, 6); // enable GPIO input interrupt +SBIT(IE_PWM1, 0xE8, 5); // enable PWM1 interrupt +SBIT(IE_UART1, 0xE8, 4); // enable UART1 interrupt +SBIT(IE_ADC, 0xE8, 3); // enable ADC interrupt +SBIT(IE_USB, 0xE8, 2); // enable USB interrupt +SBIT(IE_TMR3, 0xE8, 1); // enable timer3 interrupt +SBIT(IE_SPI0, 0xE8, 0); // enable SPI0 interrupt +SFR(IP_EX, 0xE9); // extend interrupt priority +#define bIP_LEVEL \ + 0x80 // ReadOnly: current interrupt nested level: 0=no interrupt or two + // levels, 1=one level +#define bIP_GPIO 0x40 // GPIO input interrupt priority level +#define bIP_PWM1 0x20 // PWM1 interrupt priority level +#define bIP_UART1 0x10 // UART1 interrupt priority level +#define bIP_ADC 0x08 // ADC interrupt priority level +#define bIP_USB 0x04 // USB interrupt priority level +#define bIP_TMR3 0x02 // timer3 interrupt priority level +#define bIP_SPI0 0x01 // SPI0 interrupt priority level +SFR(GPIO_IE, 0xCF); // GPIO interrupt enable +#define bIE_IO_EDGE \ + 0x80 // enable GPIO edge interrupt: 0=low/high level, 1=falling/rising edge +#define bIE_RXD1_LO 0x40 // enable interrupt by RXD1 low level / falling edge +#define bIE_P5_5_HI \ + 0x20 // enable interrupt by pin P5.5 high level / rising edge +#define bIE_P1_4_LO \ + 0x10 // enable interrupt by pin P1.4 low level / falling edge +#define bIE_P0_3_LO \ + 0x08 // enable interrupt by pin P0.3 low level / falling edge +#define bIE_P5_7_HI \ + 0x04 // enable interrupt by pin P5.7 (RST) high level / rising edge +#define bIE_P4_1_LO \ + 0x02 // enable interrupt by pin P4.1 low level / falling edge +#define bIE_RXD0_LO 0x01 // enable interrupt by RXD0 low level / falling edge + +/* FlashROM and Data-Flash Registers */ +SFR16(ROM_ADDR, 0x84); // address for flash-ROM, little-endian +SFR(ROM_ADDR_L, 0x84); // address low byte for flash-ROM +SFR(ROM_ADDR_H, 0x85); // address high byte for flash-ROM +SFR16(ROM_DATA, 0x8E); // data for flash-ROM writing, little-endian +SFR(ROM_DATA_L, 0x8E); // data low byte for flash-ROM writing +SFR(ROM_DATA_H, 0x8F); // data high byte for flash-ROM writing +SFR(ROM_CTRL, 0x86); // WriteOnly: flash-ROM control +#define ROM_CMD_PROG \ + 0x9A // WriteOnly: flash-ROM word program operation command, for changing some + // ROM bit of a word from 1 to 0 +#define ROM_CMD_ERASE \ + 0xA6 // WriteOnly: flash-ROM sector erase operation command, for changing all + // ROM bit of 1KBytes from 0 to 1 +// sfr ROM_STATUS = 0x86; // ReadOnly: flash-ROM status +#define ROM_STATUS ROM_CTRL +#define bROM_ADDR_OK \ + 0x40 // ReadOnly: flash-ROM operation address valid flag, can be reviewed + // before or after operation: 0=invalid parameter, 1=address valid +#define bROM_CMD_ERR \ + 0x02 // ReadOnly: flash-ROM operation command error flag: 0=command accepted, + // 1=unknown command +#define bROM_CMD_TOUT \ + 0x01 // ReadOnly: flash-ROM operation result: 0=success, 1=operation time out + +/* Port Registers */ +SFR(P0, 0x80); // port 0 input & output +SBIT(UDCD, 0x80, 7); // DCD input for UART1 +SBIT(URI, 0x80, 6); // RI input for UART1 +SBIT(UDSR, 0x80, 5); // DSR input for UART1 +SBIT(UCTS, 0x80, 4); // CTS input for UART1 +SBIT(TXD_, 0x80, 3); // alternate pin for TXD of UART0 +SBIT(RXD_, 0x80, 2); // alternate pin for RXD of UART0 +SBIT(URTS, 0x80, 1); // RTS output for UART1 +SBIT(UDTR, 0x80, 0); // DTR output for UART1 +SFR(P0_DIR, 0xC4); // port 0 direction +#define bUDCD 0x80 // DCD input for UART1 +#define bURI 0x40 // RI input for UART1 +#define bUDSR 0x20 // DSR input for UART1 +#define bUCTS 0x10 // CTS input for UART1 +#define bTXD_ 0x08 // alternate pin for TXD of UART0 +#define bRXD_ 0x04 // alternate pin for RXD of UART0 +#define bURTS 0x02 // RTS output for UART1 +#define bUDTR 0x01 // DTR output for UART1 +SFR(P0_PU, 0xC5); // port 0 pullup enable +SFR(P1, 0x90); // port 1 input & output, not 5VT +SBIT(AIN7, 0x90, 7); // AIN7 for ADC, not 5VT +SBIT(AIN6, 0x90, 6); // AIN6 for ADC, not 5VT +SBIT(AIN5, 0x90, 5); // AIN5 for ADC, not 5VT +SBIT(AIN4, 0x90, 4); // AIN4 for ADC, not 5VT +SBIT(AIN3, 0x90, 3); // AIN3 for ADC, not 5VT +SBIT(AIN2, 0x90, 2); // AIN2 for ADC, not 5VT +SBIT(AIN1, 0x90, 1); // AIN1 for ADC, not 5VT +SBIT(AIN0, 0x90, 0); // AIN0 for ADC, not 5VT +SBIT(SCK, 0x90, 7); // serial clock for SPI0, not 5VT +SBIT(MISO, 0x90, 6); // master serial data input or slave serial data output for + // SPI0, not 5VT +SBIT(MOSI, 0x90, 5); // master serial data output or slave serial data input for + // SPI0, not 5VT +SBIT(SCS, 0x90, 4); // slave chip-selection input for SPI0, not 5VT +SBIT(PWM3, 0x90, 2); // PWM output for timer3, not 5VT +SBIT(CAP3, 0x90, 2); // capture input for timer3, not 5VT +SBIT(T2EX, 0x90, + 1); // external trigger input for timer2 reload & capture, not 5VT +SBIT(CAP2, 0x90, 1); // capture2 input for timer2, not 5VT +SBIT(T2, 0x90, 0); // external count input, not 5VT +SBIT(CAP1, 0x90, 0); // capture1 input for timer2, not 5VT +SFR(P1_IE, 0xB9); // port 1 input enable +#define bSCK 0x80 // serial clock for SPI0 +#define bMISO \ + 0x40 // master serial data input or slave serial data output for SPI0 +#define bMOSI \ + 0x20 // master serial data output or slave serial data input for SPI0 +#define bSCS 0x10 // slave chip-selection input for SPI0 +#define bPWM3 0x04 // PWM output for timer3 +#define bCAP3 bPWM3 // capture input for timer3 +#define bT2EX 0x02 // external trigger input for timer2 reload & capture +#define bCAP2 bT2EX // capture2 input for timer2 +#define bT2 0x01 // external count input or clock output for timer2 +#define bCAP1 bT2 // capture1 input for timer2 +SFR(P1_DIR, 0xBA); // port 1 direction +SFR(P1_PU, 0xBB); // port 1 pullup enable +SFR(P2, 0xA0); // port 2 input & output +SBIT(TXD1, 0xA0, 7); // TXD output for UART1 +SBIT(DA7, 0xA0, 7); // address 7 output for direct low address mode +SBIT(RXD1, 0xA0, 6); // RXD input for UART1 +SBIT(TNOW, 0xA0, 5); // tx now output for UART1, indicate transmitting +SBIT(PWM2, 0xA0, 5); // second PWM output for PWM1 +SBIT(T2EX_, 0xA0, 5); // alternate pin for T2EX +SBIT(CAP2_, 0xA0, 5); // alternate pin for CAP2 +SBIT(PWM1, 0xA0, 4); // PWM output for PWM1 +SBIT(SCK1, 0xA0, 3); // serial clock output for SPI1 +SBIT(MISO1, 0xA0, 2); // master serial data input for SPI1 +SBIT(MOSI1, 0xA0, 1); // master serial data output for SPI1 +SFR(P2_DIR, 0xBC); // port 2 direction +#define bTXD1 0x80 // TXD output for UART1 +#define bDA7 0x80 // address 7 output for direct low address mode +#define bRXD1 0x40 // RXD input for UART1 +#define bTNOW 0x20 // tx now output for UART1, indicate transmitting +#define bPWM2 0x20 // second PWM output for PWM1 +#define bT2EX_ 0x20 // alternate pin for T2EX +#define bCAP2_ bT2EX_ // alternate pin for CAP2 +#define bPWM1 0x10 // PWM output for PWM1 +#define bSCK1 0x08 // serial clock output for SPI1 +#define bMISO1 0x04 // master serial data input for SPI1 +#define bMOSI1 0x02 // master serial data output for SPI1 +SFR(P2_PU, 0xBD); // port 2 pullup enable +SFR(P3, 0xB0); // port 3 input & output +SBIT(RD, 0xB0, 7); // xdata or xBUS read strobe output +SBIT(WR, 0xB0, 6); // xdata or xBUS write strobe output +SBIT(DA6, 0xB0, 5); // address 6 output for direct low address mode +SBIT(T1, 0xB0, 5); // external count input for timer1 +SBIT(LEDC, 0xB0, 4); // LEDC clock output for LED +SBIT(XCS0, 0xB0, + 4); // xBUS chip-selection 0# output, for address range 0x4000~0x7FFF +SBIT(T0, 0xB0, 4); // external count input for timer0 +SBIT(LED1, 0xB0, 3); // LED1 data output +SBIT(INT1, 0xB0, 3); // external interrupt 1 input +SBIT(LED0, 0xB0, 2); // LED0 data output +SBIT(INT0, 0xB0, 2); // external interrupt 0 input +SBIT(TXD, 0xB0, 1); // TXD output for UART0 +SBIT(RXD, 0xB0, 0); // RXD input for UART0 +SFR(P3_DIR, 0xBE); // port 3 direction +#define bRD 0x80 // xdata or xBUS read strobe output +#define bWR 0x40 // xdata or xBUS write strobe output +#define bDA6 0x20 // address 6 output for direct low address mode +#define bT1 0x20 // external count input for timer1 +#define bLEDC 0x10 // LEDC clock output for LED +#define bXCS0 \ + 0x10 // xBUS chip-selection 0# output, for address range 0x4000~0x7FFF +#define bT0 0x10 // external count input for timer0 +#define bLED1 0x08 // LED1 data output +#define bINT1 0x08 // external interrupt 1 input +#define bLED0 0x04 // LED0 data output +#define bINT0 0x04 // external interrupt 0 input +#define bTXD 0x02 // TXD output for UART0 +#define bRXD 0x01 // RXD input for UART0 +SFR(P3_PU, 0xBF); // port 3 pullup enable +SFR(P4_OUT, 0xC0); // port 4 output +SBIT(SCK_, 0xC0, 7); // alternate pin for SCK +SBIT(SCS_, 0xC0, 6); // alternate pin for SCS +SBIT(PWM2_, 0xC0, 5); // alternate pin for PWM2 +SBIT(LED3, 0xC0, 4); // LED3 data output +SBIT(TNOW_, 0xC0, 4); // alternate pin for TNOW +SBIT(TXD1_, 0xC0, 4); // alternate pin for TXD1 +SBIT(PWM1_, 0xC0, 3); // alternate pin for PWM1 +SBIT(PWM3_, 0xC0, 2); // alternate pin for PWM3 +SBIT(CAP3_, 0xC0, 2); // alternate pin for CAP3 +SBIT(LED2, 0xC0, 0); // LED2 data output +SBIT(RXD1_, 0xC0, 0); // alternate pin for RXD1 +SFR(P4_IN, 0xC1); // ReadOnly: port 4 input +#define bSCK_ 0x80 // alternate pin for SCK, not 5VT +#define bSCS_ 0x40 // alternate pin for SCS, not 5VT +#define bPWM2_ 0x20 // alternate pin for PWM2 +#define bLED3 0x10 // LED3 data output +#define bTNOW_ 0x10 // alternate pin for TNOW +#define bTXD1_ bTNOW_ // alternate pin for TXD1 +#define bPWM1_ 0x08 // alternate pin for PWM1 +#define bPWM3_ 0x04 // alternate pin for PWM3 +#define bCAP3_ bPWM3_ // alternate pin for CAP3 +#define bLED2 0x01 // LED2 data output +#define bRXD1_ 0x01 // alternate pin for RXD1 +SFR(P4_DIR, 0xC2); // port 4 direction +SFR(P4_PU, 0xC3); // port 4 pullup enable +SFR(P5_IN, 0xC7); // ReadOnly: port 5 input +#define bRST 0x80 // ReadOnly: pin RST input, not 5VT +#define bIO_INT_ACT 0x40 // ReadOnly: GPIO interrupt request action status +#define bHP 0x20 // ReadOnly: pin HP input +#define bHM 0x10 // ReadOnly: pin HM input +#define bDP 0x02 // ReadOnly: pin DP input +#define bDM 0x01 // ReadOnly: pin DM input +// sfr P4_CFG = 0xC7; // port 4 config +#define P4_CFG P5_IN +#define bSPI0_PIN_X \ + 0x08 // SPI0 SCS/SCK alternate pin enable: 0=SCS/SCK on P1.4/P1.7, 1=SCS/SCK + // on P4.6/P4.7 +#define bP4_DRV 0x04 // P4 driving capability: 0=5mA, 1=20mA +SFR(PORT_CFG, 0xC6); // port 0/1/2/3 config +#define bP3_DRV 0x80 // P3 driving capability: 0=5mA, 1=20mA +#define bP2_DRV 0x40 // P2 driving capability: 0=5mA, 1=20mA +#define bP1_DRV 0x20 // P1 driving capability: 0=5mA, 1=10mA +#define bP0_DRV 0x10 // P0 driving capability: 0=5mA, 1=20mA +#define bP3_OC \ + 0x08 // P3 open-drain output enable: 0=push-pull output, 1=open-drain output +#define bP2_OC \ + 0x04 // P2 open-drain output enable: 0=push-pull output, 1=open-drain output +#define bP1_OC \ + 0x02 // P1 open-drain output enable: 0=push-pull output, 1=open-drain output +#define bP0_OC \ + 0x01 // P0 open-drain output enable: 0=push-pull output, 1=open-drain output +// bPn_OC & Pn_DIR & Pn_PU: pin input & output configuration for Pn (n=0/1/2/3) +// 0 0 0: input only, without pullup resistance +// 0 0 1: input only, with pullup resistance +// 0 1 x: push-pull output, strong driving high level and low level +// 1 0 0: open-drain output without pullup, support input +// 1 1 0: open-drain output without pullup, support input, just driving high +// level strongly for 2 clocks if turning output level from low to high 1 0 1: +// quasi-bidirectional (simulated 8051 mode), open-drain output with pullup +// resistance 1 1 1: quasi-bidirectional (standard 8051 mode), open-drain +// output with pullup resistance, just driving high level strongly for 2 +// clocks if turning output level from low to high +SFR(PIN_FUNC, 0xCE); // pin function selection +#define bPWM1_PIN_X \ + 0x80 // PWM1/PWM2 alternate pin enable: 0=PWM1/PWM2 on P2.4/P2.5, 1=PWM1/PWM2 + // on P4.3/P4.5 +#define bTMR3_PIN_X \ + 0x40 // PWM3/CAP3 alternate pin enable: 0=PWM3/CAP3 on P1.2, 1=PWM3/CAP3 on + // P4.2 +#define bT2EX_PIN_X \ + 0x20 // T2EX/CAP2 alternate pin enable: 0=T2EX/CAP2 on P1.1, 1=T2EX/CAP2 on + // P2.5 +#define bUART0_PIN_X \ + 0x10 // UART0 alternate pin enable: 0=RXD0/TXD0 on P3.0/P3.1, 1=RXD0/TXD0 on + // P0.2/P0.3 +#define bXBUS_EN \ + 0x08 // xBUS function enable: 0=disable, 1=enable port 0 used as data bus and + // P3.6/P3.7 used as bus writing/reading strobe during accessing xBUS +#define bXBUS_CS_OE \ + 0x04 // xBUS chip-selection output enable: 0=disable output, + // 1=output CS0 (chip-selection 0#, low action) at P3.4, output + // inversion of address_15 (be equal to CS1, low action) at P3.3 if ALE + // disabled +#define bXBUS_AH_OE \ + 0x02 // xBUS high address output enable: 0=disable output, 1=output + // address_8~15 at P2.0~P2.7 during accessing xBUS by MOVX_@DPTR + // instruction +#define bXBUS_AL_OE \ + 0x01 // xBUS low address output enable: 0=multiplex low address and data bus + // during accessing xBUS, 1=output address_0~7 at P4.0~P4.5 & P3.5 & P2.7 + // directly +SFR(XBUS_AUX, 0xA2); // xBUS auxiliary setting +#define bUART0_TX 0x80 // ReadOnly: indicate UART0 transmittal status +#define bUART0_RX 0x40 // ReadOnly: indicate UART0 receiving status +#define bSAFE_MOD_ACT 0x20 // ReadOnly: safe mode action status +#define bALE_CLK_EN \ + 0x10 // enable ALE output 1/12 Fsys clock during non xBUS operation +#define GF2 0x08 // general purpose flag bit 2 +#define bDPTR_AUTO_INC \ + 0x04 // enable DPTR auto increase if finished MOVX_@DPTR instruction +#define DPS 0x01 // dual DPTR selection: 0=DPTR0 selected, 1=DPTR1 selected +SFR(XBUS_SPEED, 0xFD); // xBUS speed config +#define bXBUS1_SETUP \ + 0x80 // xBUS chip-selection 1# setup time: 0=2 clocks, 1=3 clocks +#define bXBUS1_HOLD \ + 0x40 // xBUS chip-selection 1# hold time: 0=1 clocks, 1=2 clocks +#define bXBUS1_WIDTH1 0x20 // xBUS chip-selection 1# access pulse width high bit +#define bXBUS1_WIDTH0 0x10 // xBUS chip-selection 1# access pulse width low bit +#define MASK_XBUS1_WIDTH \ + 0x30 // bit mask of xBUS chip-selection 1# access pulse width +// bXBUSn_WIDTH1 & bXBUSn_WIDTH0: read or write pulse width for xBUS +// chip-selection n# peripheral +// 00: 2 clocks +// 01: 4 clocks +// 10: 8 clocks +// 11: 16 clocks +#define bXBUS0_SETUP \ + 0x08 // xBUS chip-selection 0# setup time: 0=2 clocks, 1=3 clocks +#define bXBUS0_HOLD \ + 0x04 // xBUS chip-selection 0# hold time: 0=1 clocks, 1=2 clocks +#define bXBUS0_WIDTH1 0x02 // xBUS chip-selection 0# access pulse width high bit +#define bXBUS0_WIDTH0 0x01 // xBUS chip-selection 0# access pulse width low bit +#define MASK_XBUS0_WIDTH \ + 0x03 // bit mask of xBUS chip-selection 0# access pulse width + +/* Timer0/1 Registers */ +SFR(TCON, 0x88); // timer 0/1 control and external interrupt control +SBIT(TF1, 0x88, 7); // timer1 overflow & interrupt flag, auto cleared when MCU + // enter interrupt routine +SBIT(TR1, 0x88, 6); // timer1 run enable +SBIT(TF0, 0x88, 5); // timer0 overflow & interrupt flag, auto cleared when MCU + // enter interrupt routine +SBIT(TR0, 0x88, 4); // timer0 run enable +SBIT(IE1, 0x88, + 3); // INT1 interrupt flag, auto cleared when MCU enter interrupt routine +SBIT(IT1, 0x88, + 2); // INT1 interrupt type: 0=low level action, 1=falling edge action +SBIT(IE0, 0x88, + 1); // INT0 interrupt flag, auto cleared when MCU enter interrupt routine +SBIT(IT0, 0x88, + 0); // INT0 interrupt type: 0=low level action, 1=falling edge action +SFR(TMOD, 0x89); // timer 0/1 mode +#define bT1_GATE \ + 0x80 // gate control of timer1: 0=timer1 run enable while TR1=1, 1=timer1 run + // enable while P3.3 (INT1) pin is high and TR1=1 +#define bT1_CT \ + 0x40 // counter or timer mode selection for timer1: 0=timer, use internal + // clock, 1=counter, use P3.5 (T1) pin falling edge as clock +#define bT1_M1 0x20 // timer1 mode high bit +#define bT1_M0 0x10 // timer1 mode low bit +#define MASK_T1_MOD 0x30 // bit mask of timer1 mode +// bT1_M1 & bT1_M0: timer1 mode +// 00: mode 0, 13-bit timer or counter by cascaded TH1 and lower 5 bits of +// TL1, the upper 3 bits of TL1 are ignored 01: mode 1, 16-bit timer or +// counter by cascaded TH1 and TL1 10: mode 2, TL1 operates as 8-bit timer or +// counter, and TH1 provide initial value for TL1 auto-reload 11: mode 3, stop +// timer1 +#define bT0_GATE \ + 0x08 // gate control of timer0: 0=timer0 run enable while TR0=1, 1=timer0 run + // enable while P3.2 (INT0) pin is high and TR0=1 +#define bT0_CT \ + 0x04 // counter or timer mode selection for timer0: 0=timer, use internal + // clock, 1=counter, use P3.4 (T0) pin falling edge as clock +#define bT0_M1 0x02 // timer0 mode high bit +#define bT0_M0 0x01 // timer0 mode low bit +#define MASK_T0_MOD 0x03 // bit mask of timer0 mode +// bT0_M1 & bT0_M0: timer0 mode +// 00: mode 0, 13-bit timer or counter by cascaded TH0 and lower 5 bits of +// TL0, the upper 3 bits of TL0 are ignored 01: mode 1, 16-bit timer or +// counter by cascaded TH0 and TL0 10: mode 2, TL0 operates as 8-bit timer or +// counter, and TH0 provide initial value for TL0 auto-reload 11: mode 3, TL0 +// is 8-bit timer or counter controlled by standard timer0 bits, TH0 is 8-bit +// timer using TF1 and controlled by TR1, timer1 run enable if it is not mode +// 3 +SFR(TL0, 0x8A); // low byte of timer 0 count +SFR(TL1, 0x8B); // high byte of timer 1 count +SFR(TH0, 0x8C); // low byte of timer 0 count +SFR(TH1, 0x8D); // high byte of timer 1 count + +/* UART0 Registers */ +SFR(SCON, 0x98); // UART0 control (serial port control) +SBIT(SM0, 0x98, + 7); // UART0 mode bit0, selection data bit: 0=8 bits data, 1=9 bits data +SBIT(SM1, 0x98, 6); // UART0 mode bit1, selection baud rate: 0=fixed, 1=variable + // SM0 & SM1: UART0 mode +// 00 - mode 0, shift Register, baud rate fixed at: Fsys/12 +// 01 - mode 1, 8-bit UART, baud rate = variable by timer1 or timer2 +// overflow rate 10 - mode 2, 9-bit UART, baud rate fixed at: +// Fsys/128@SMOD=0, Fsys/32@SMOD=1 11 - mode 3, 9-bit UART, baud rate = +// variable by timer1 or timer2 overflow rate +SBIT(SM2, 0x98, 5); // enable multi-device communication in mode 2/3 +#define MASK_UART0_MOD 0xE0 // bit mask of UART0 mode +SBIT(REN, 0x98, 4); // enable UART0 receiving +SBIT(TB8, 0x98, 3); // the 9th transmitted data bit in mode 2/3 +SBIT(RB8, 0x98, + 2); // 9th data bit received in mode 2/3, or stop bit received for mode 1 +SBIT(TI, 0x98, 1); // transmit interrupt flag, set by hardware after completion + // of a serial transmittal, need software clear +SBIT(RI, 0x98, 0); // receive interrupt flag, set by hardware after completion + // of a serial receiving, need software clear +SFR(SBUF, + 0x99); // UART0 data buffer: reading for receiving, writing for transmittal + +/* Timer2/Capture2 Registers */ +SFR(T2CON, 0xC8); // timer 2 control +SBIT(TF2, 0xC8, 7); // timer2 overflow & interrupt flag, need software clear, + // the flag will not be set when either RCLK=1 or TCLK=1 +SBIT(CAP1F, 0xC8, 7); // timer2 capture 1 interrupt flag, set by T2 edge trigger + // if bT2_CAP1_EN=1, need software clear +SBIT(EXF2, 0xC8, 6); // timer2 external flag, set by T2EX edge trigger if + // EXEN2=1, need software clear +SBIT(RCLK, 0xC8, 5); // selection UART0 receiving clock: 0=timer1 overflow + // pulse, 1=timer2 overflow pulse +SBIT(TCLK, 0xC8, 4); // selection UART0 transmittal clock: 0=timer1 overflow + // pulse, 1=timer2 overflow pulse +SBIT(EXEN2, 0xC8, 3); // enable T2EX trigger function: 0=ignore T2EX, 1=trigger + // reload or capture by T2EX edge +SBIT(TR2, 0xC8, 2); // timer2 run enable +SBIT(C_T2, 0xC8, 1); // timer2 clock source selection: 0=timer base internal + // clock, 1=external edge counter base T2 falling edge +SBIT(CP_RL2, 0xC8, + 0); // timer2 function selection (force 0 if RCLK=1 or TCLK=1): 0=timer and + // auto reload if count overflow or T2EX edge, 1=capture by T2EX edge +SFR(T2MOD, 0xC9); // timer 2 mode and timer 0/1/2 clock mode +#define bTMR_CLK \ + 0x80 // fastest internal clock mode for timer 0/1/2 under faster clock mode: + // 0=use divided clock, 1=use original Fsys as clock without dividing +#define bT2_CLK \ + 0x40 // timer2 internal clock frequency selection: 0=standard clock, Fsys/12 + // for timer mode, Fsys/4 for UART0 clock mode, + // 1=faster clock, Fsys/4 @bTMR_CLK=0 or Fsys @bTMR_CLK=1 for timer + // mode, Fsys/2 @bTMR_CLK=0 or Fsys @bTMR_CLK=1 for UART0 clock mode +#define bT1_CLK \ + 0x20 // timer1 internal clock frequency selection: 0=standard clock, Fsys/12, + // 1=faster clock, Fsys/4 if bTMR_CLK=0 or Fsys if bTMR_CLK=1 +#define bT0_CLK \ + 0x10 // timer0 internal clock frequency selection: 0=standard clock, Fsys/12, + // 1=faster clock, Fsys/4 if bTMR_CLK=0 or Fsys if bTMR_CLK=1 +#define bT2_CAP_M1 0x08 // timer2 capture mode high bit +#define bT2_CAP_M0 0x04 // timer2 capture mode low bit +// bT2_CAP_M1 & bT2_CAP_M0: timer2 capture point selection +// x0: from falling edge to falling edge +// 01: from any edge to any edge (level changing) +// 11: from rising edge to rising edge +#define T2OE \ + 0x02 // enable timer2 generated clock output: 0=disable output, 1=enable clock + // output at T2 pin, frequency = TF2/2 +#define bT2_CAP1_EN \ + 0x01 // enable T2 trigger function for capture 1 of timer2 if RCLK=0 & TCLK=0 + // & CP_RL2=1 & C_T2=0 & T2OE=0 +SFR16(RCAP2, 0xCA); // reload & capture value, little-endian +SFR(RCAP2L, 0xCA); // low byte of reload & capture value +SFR(RCAP2H, 0xCB); // high byte of reload & capture value +SFR16(T2COUNT, 0xCC); // counter, little-endian +// sfr16 T2CAP1 = 0xCC; // ReadOnly: capture 1 value for timer2 +#define T2CAP1 T2COUNT +SFR(TL2, 0xCC); // low byte of timer 2 count +// sfr T2CAP1L = 0xCC; // ReadOnly: capture 1 value low byte for +// timer2 +#define T2CAP1L TL2 +SFR(TH2, 0xCD); // high byte of timer 2 count +// sfr T2CAP1H = 0xCD; // ReadOnly: capture 1 value high byte +// for timer2 +#define T2CAP1H TH2 + +/* Timer3/Capture3/PWM3 Registers */ +SFR(T3_SETUP, 0xA3); // timer 3 setup +#define bT3_IE_END \ + 0x80 // enable interrupt for capture mode count timeout (exceed end value) or + // PWM mode cycle end +#define bT3_IE_FIFO_OV 0x40 // enable interrupt for FIFO overflow +#define bT3_IE_FIFO_REQ \ + 0x20 // enable interrupt for capture mode FIFO >=4 or PWM mode FIFO <=3 +#define bT3_IE_ACT \ + 0x10 // enable interrupt for capture mode input action or PWM mode trigger +#define bT3_CAP_IN \ + 0x04 // ReadOnly: current capture input level after noise filtrating +#define bT3_CAP_CLK \ + 0x02 // force no minimum pulse width limit for capture input if T3_CK_SE=1 +#define bT3_EN_CK_SE \ + 0x01 // enable to accessing divisor setting register, else enable to accessing + // current count register +SFR16(T3_COUNT, 0xA4); // ReadOnly: current count value, little-endian +SFR(T3_COUNT_L, 0xA4); // ReadOnly: current count low byte +SFR(T3_COUNT_H, 0xA5); // ReadOnly: current count high byte +// sfr16 T3_CK_SE = 0xA4; // clock divisor setting, little-endian, +// lower 12 bits valid only +#define T3_CK_SE T3_COUNT +// sfr T3_CK_SE_L = 0xA4; // clock divisor setting low byte +#define T3_CK_SE_L T3_COUNT_L +// sfr T3_CK_SE_H = 0xA5; // clock divisor setting high byte, lower +// 4 bits valid only +#define T3_CK_SE_H T3_COUNT_H +SFR16(T3_END, 0xA6); // end value for count, little-endian +SFR(T3_END_L, 0xA6); // low byte of end value for count +SFR(T3_END_H, 0xA7); // high byte of end value for count +SFR(T3_STAT, 0xA9); // timer 3 status +#define bT3_IF_DMA_END \ + 0x80 // interrupt flag for DMA completion, write 1 to clear or write T3_DMA_CN + // to clear +#define bT3_IF_FIFO_OV \ + 0x40 // interrupt flag for FIFO overflow, write 1 to clear +#define bT3_IF_FIFO_REQ \ + 0x20 // interrupt flag for request FIFO data (capture mode FIFO >=4 or PWM + // mode FIFO <=3), write 1 to clear +#define bT3_IF_ACT \ + 0x10 // interrupt flag for capture mode input action or PWM mode trigger if + // bT3_IE_ACT=1, write 1 to clear or accessing FIFO to clear +#define bT3_IF_END \ + 0x10 // interrupt flag for capture mode count timeout (exceed end value) or + // PWM mode cycle end if bT3_IE_ACT=0, write 1 to clear +#define MASK_T3_FIFO_CNT 0x0F // ReadOnly: bit mask of timer3 FIFO count +SFR(T3_CTRL, 0xAA); // timer 3 control +#define bT3_CAP_M1 0x80 // timer3 capture mode high bit +#define bT3_CAP_M0 0x40 // timer3 capture mode low bit +// bT3_CAP_M1 & bT3_CAP_M0: timer3 capture point selection +// 00: disable capture +// 01: from any edge to any edge (level changing) +// 10: from falling edge to falling edge +// 11: from rising edge to rising edge +#define bT3_PWM_POLAR \ + 0x20 // timer3 PWM output polarity: 0=default low and high action, 1=default + // high and low action +#define bT3_CAP_WIDTH \ + 0x20 // minimum pulse width for timer3 capture: 0=4 divided clocks, 1=1 + // divided clock +#define bT3_DMA_EN 0x10 // DMA enable and DMA interrupt enable for timer3 +#define bT3_OUT_EN 0x08 // timer3 output enable +#define bT3_CNT_EN 0x04 // timer3 count enable +#define bT3_CLR_ALL 0x02 // force clear FIFO and count of timer3 +#define bT3_MOD_CAP 0x01 // timer3 mode: 0=timer or PWM, 1=capture +SFR(T3_DMA_CN, + 0xAB); // DMA remainder word count, automatic decreasing after DMA +SFR16(T3_DMA, 0xAC); // DMA address, must even address, little-endian, automatic + // increasing after DMA +SFR(T3_DMA_AL, 0xAC); // DMA address low byte, automatic increasing after DMA +SFR(T3_DMA_AH, 0xAD); // DMA address high byte, automatic increasing after DMA +SFR16(T3_FIFO, 0xAE); // FIFO word, little-endian +SFR(T3_FIFO_L, 0xAE); // FIFO low byte +SFR(T3_FIFO_H, 0xAF); // FIFO high byte + +/* PWM1/2 Registers */ +SFR(PWM_DATA2, 0x9B); // PWM data for PWM2 +SFR(PWM_DATA, 0x9C); // PWM data for PWM1 +SFR(PWM_CTRL, 0x9D); // PWM 1/2 control +#define bPWM_IE_END \ + 0x80 // enable interrupt for PWM mode cycle end or MFM empty buffer +#define bPWM2_POLAR \ + 0x40 // PWM2 output polarity if bPWM_MOD_MFM=0: 0=default low and high action, + // 1=default high and low action +#define bMFM_BUF_EMPTY \ + 0x40 // ReadOnly: MFM empty buffer status if bPWM_MOD_MFM=1 +#define bPWM_POLAR \ + 0x20 // PWM output polarity: 0=default low and high action, 1=default high and + // low action +#define bPWM_IF_END \ + 0x10 // interrupt flag for cycle end, write 1 to clear or write PWM_CYCLE or + // load new data to clear +#define bPWM_OUT_EN 0x08 // PWM1 output enable +#define bPWM2_OUT_EN 0x04 // PWM2 output enable if bPWM_MOD_MFM=0 +#define bMFM_BIT_CNT2 \ + 0x04 // ReadOnly: MFM encode bit count status if bPWM_MOD_MFM=1: 0=lower 4 + // bits, 1=upper 4 bits +#define bPWM_CLR_ALL 0x02 // force clear FIFO and count of PWM1/2 +#define bPWM_MOD_MFM 0x01 // MFM encode mode for PWM: 0=PWM, 1=MFM encode +SFR(PWM_CK_SE, 0x9E); // clock divisor setting +SFR(PWM_CYCLE, 0x9F); // PWM cycle + +/* SPI0/Master0/Slave Registers */ +SFR(SPI0_STAT, 0xF8); // SPI 0 status +SBIT(S0_FST_ACT, 0xF8, + 7); // ReadOnly: indicate first byte received status for SPI0 +SBIT(S0_IF_OV, 0xF8, 6); // interrupt flag for slave mode FIFO overflow, direct + // bit address clear or write 1 to clear +SBIT(S0_IF_FIRST, 0xF8, 5); // interrupt flag for first byte received, direct + // bit address clear or write 1 to clear +SBIT(S0_IF_BYTE, 0xF8, + 4); // interrupt flag for a byte data exchanged, direct bit address clear + // or write 1 to clear or accessing FIFO to clear if bS0_AUTO_IF=1 +SBIT(S0_FREE, 0xF8, 3); // ReadOnly: SPI0 free status +SBIT(S0_T_FIFO, 0xF8, 2); // ReadOnly: tx FIFO count for SPI0 +SBIT(S0_R_FIFO1, 0xF8, 1); // ReadOnly: rx FIFO count bit1 for SPI0 +SBIT(S0_R_FIFO0, 0xF8, 0); // ReadOnly: rx FIFO count bit0 for SPI0 +#define MASK_S0_RFIFO_CNT 0x03 // ReadOnly: bit mask of SPI0 rx FIFO count +SFR(SPI0_DATA, + 0xF9); // FIFO data port: reading for receiving, writing for transmittal +SFR(SPI0_CTRL, 0xFA); // SPI 0 control +#define bS0_MISO_OE \ + 0x80 // SPI0 MISO output enable, this bit need not enable for slave mode, + // because MISO automatic output enable if chip selected +#define bS0_MOSI_OE 0x40 // SPI0 MOSI output enable +#define bS0_SCK_OE 0x20 // SPI0 SCK output enable +#define bS0_DATA_DIR \ + 0x10 // SPI0 data direction: 0=out(master_write), 1=in(master_read) +#define bS0_MST_CLK \ + 0x08 // SPI0 master clock mode: 0=mode 0 with default low, 1=mode 3 with + // default high +#define bS0_2_WIRE \ + 0x04 // enable SPI0 two wire mode: 0=3 wire (SCK+MOSI+MISO), 1=2 wire + // (SCK+MISO) +#define bS0_CLR_ALL 0x02 // force clear FIFO and count of SPI0 +#define bS0_AUTO_IF \ + 0x01 // enable FIFO accessing to auto clear S0_IF_BYTE interrupt flag +SFR(SPI0_CK_SE, 0xFB); // clock divisor setting +// sfr SPI0_S_PRE = 0xFB; // preset value for SPI slave +#define SPI0_S_PRE SPI0_CK_SE +SFR(SPI0_SETUP, 0xFC); // SPI 0 setup +#define bS0_MODE_SLV 0x80 // SPI0 slave mode: 0=master, 1=slave +#define bS0_IE_FIFO_OV 0x40 // enable interrupt for slave mode FIFO overflow +#define bS0_IE_FIRST \ + 0x20 // enable interrupt for first byte received for SPI0 slave mode +#define bS0_IE_BYTE 0x10 // enable interrupt for a byte received +#define bS0_BIT_ORDER 0x08 // SPI0 bit data order: 0=MSB first, 1=LSB first +#define bS0_SLV_SELT \ + 0x02 // ReadOnly: SPI0 slave mode chip selected status: 0=unselected, + // 1=selected +#define bS0_SLV_PRELOAD \ + 0x01 // ReadOnly: SPI0 slave mode data pre-loading status just after + // chip-selection + +/* SPI1/Master1 Registers */ +SFR(SPI1_STAT, 0xB4); // SPI 1 status +#define bS1_IF_BYTE \ + 0x10 // interrupt flag for a byte data exchanged, write 1 to clear or + // accessing FIFO to clear if bS1_AUTO_IF=1 +#define bS1_FREE 0x08 // ReadOnly: SPI1 free status +SFR(SPI1_DATA, + 0xB5); // data port: reading for receiving, writing for transmittal +SFR(SPI1_CTRL, 0xB6); // SPI 1 control +#define bS1_MISO_OE 0x80 // SPI1 MISO output enable +#define bS1_SCK_OE \ + 0x20 // SPI1 SCK output enable, MOSI output enable if bS1_2_WIRE=0 +#define bS1_DATA_DIR \ + 0x10 // SPI1 data direction: 0=out(master_write), 1=in(master_read) +#define bS1_MST_CLK \ + 0x08 // SPI1 master clock mode: 0=mode 0 with default low, 1=mode 3 with + // default high +#define bS1_2_WIRE \ + 0x04 // enable SPI1 two wire mode: 0=3 wire (SCK+MOSI+MISO), 1=2 wire + // (SCK+MISO) +#define bS1_CLR_ALL 0x02 // force clear FIFO and count of SPI1 +#define bS1_AUTO_IF \ + 0x01 // enable FIFO accessing to auto clear bS1_IF_BYTE interrupt flag +SFR(SPI1_CK_SE, 0xB7); // clock divisor setting + +/* UART1/iRS485 Registers */ +SFR(SER1_FIFO, 0x9A); // UART1 FIFO data port: reading for receiving, writing + // for transmittal +// sfr SER1_RBR = 0x9A; // ReadOnly: UART1 receiver buffer +#define SER1_RBR SER1_FIFO +// sfr SER1_THR = 0x9A; // WriteOnly: UART1 transmitter holding +#define SER1_THR SER1_FIFO +SFR(SER1_IER, 0x91); // UART1 interrupt enable +#define bIER_RESET 0x80 // UART1 software reset control, high action, auto clear +#define bIER_EN_MODEM_O \ + 0x40 // enable UART1 modem output signal, DTR connect P0.0, RTS connect P0.1 +#define bIER_PIN_MOD1 0x20 // UART1 pin mode high bit +#define bIER_PIN_MOD0 0x10 // UART1 pin mode low bit +#define MASK_U1_PIN_MOD 0x70 // bit mask of UART1 pin mode +// RS485EN & bIER_PIN_MOD1 & bIER_PIN_MOD0: UART1 pin mode +// RS485EN = bUH1_DISABLE & ~ ( bXBUS_CS_OE & ~ bXBUS_AL_OE | bALE_CLK_EN ) +// x00: RXD1 connect P4.0, disable TXD1 +// 010: RXD1/TXD1 connect P2.6/P2.7 +// 001: RXD1/TXD1 connect P4.0/P4.4 +// 011: RXD1/TXD1/TNOW connect P2.6/P2.7/P2.5 +// 110: RXD1/TXD1 connect iRS485 pins XA/XB +// 101: RXD1/TXD1 connect iRS485 pins XA/XB, TNOW connect P4.4 +// 111: RXD1/TXD1 connect iRS485 pins XA/XB, TNOW connect P2.5 +#define bIER_MODEM_CHG 0x08 // UART1 interrupt enable for modem status change +#define bIER_LINE_STAT 0x04 // UART1 interrupt enable for receiver line status +#define bIER_THR_EMPTY 0x02 // UART1 interrupt enable for THR empty +#define bIER_RECV_RDY 0x01 // UART1 interrupt enable for receiver data ready +SFR(SER1_IIR, 0x92); // ReadOnly: UART1 interrupt identification +#define MASK_U1_IIR_ID \ + 0xC0 // ReadOnly: bit mask of UART1 IIR, FIFO enabled flag +#define bIIR_INT_FLAG3 0x08 // ReadOnly: UART1 interrupt flag bit 3 +#define bIIR_INT_FLAG2 0x04 // ReadOnly: UART1 interrupt flag bit 2 +#define bIIR_INT_FLAG1 0x02 // ReadOnly: UART1 interrupt flag bit 1 +#define bIIR_INT_FLAG0 0x01 // ReadOnly: UART1 interrupt flag bit 0 +#define MASK_U1_IIR_INT 0x0F // ReadOnly: bit mask of UART1 interrupt flag +// bIIR_INT_FLAG3 & bIIR_INT_FLAG2 & bIIR_INT_FLAG1 & bIIR_INT_FLAG0: UART1 +// interrupt flag, list follow: +#define U1_INT_SLV_ADDR 0x0E // UART1 interrupt by slave address match +#define U1_INT_LINE_STAT 0x06 // UART1 interrupt by receiver line status +#define U1_INT_RECV_RDY 0x04 // UART1 interrupt by receiver data available +#define U1_INT_RECV_TOUT 0x0C // UART1 interrupt by receiver FIFO timeout +#define U1_INT_THR_EMPTY 0x02 // UART1 interrupt by THR empty +#define U1_INT_MODEM_CHG 0x00 // UART1 interrupt by modem status change +#define U1_INT_NO_INTER 0x01 // no UART interrupt is pending +#define bIIR_NO_INT \ + 0x01 // UART1 no interrupt flag: 0=interrupt action, 1=no interrupt +// sfr SER1_FCR = 0x92; // WriteOnly: UART1 FIFO control +#define SER1_FCR SER1_IIR +#define bFCR_FIFO_TRIG1 0x80 // UART1 receiver FIFO trigger level high bit +#define bFCR_FIFO_TRIG0 0x40 // UART1 receiver FIFO trigger level low bit +#define MASK_U1_FIFO_TRIG 0xC0 // bit mask of UART1 receiver FIFO trigger level +// bFCR_FIFO_TRIG1 & bFCR_FIFO_TRIG0: UART1 receiver FIFO trigger level +// 00: 1 byte +// 01: 2 bytes +// 10: 4 bytes +// 11: 7 bytes +#define bFCR_T_FIFO_CLR \ + 0x04 // clear UART1 transmitter FIFO, high action, auto clear +#define bFCR_R_FIFO_CLR \ + 0x02 // clear UART1 receiver FIFO, high action, auto clear +#define bFCR_FIFO_EN 0x01 // UART1 FIFO enable +SFR(SER1_LCR, 0x93); // UART1 line control +#define bLCR_DLAB 0x80 // UART1 divisor latch access bit +#define bLCR_BREAK_EN 0x40 // UART1 break control enable +#define bLCR_PAR_MOD1 0x20 // UART1 parity mode high bit +#define bLCR_PAR_MOD0 0x10 // UART1 parity mode low bit +#define MASK_U1_PAR_MOD 0x30 // bit mask of UART1 parity mode +#define U1_PAR_MOD_ODD 0x00 +#define U1_PAR_MOD_EVEN 0x10 +#define U1_PAR_MOD_MARK 0x20 +#define U1_PAR_MOD_SPACE 0x30 +// bLCR_PAR_MOD1 & bLCR_PAR_MOD0: UART1 parity mode if bLCR_PAR_EN=1, else +// ignored +// 00: the 9th bit is odd parity bit +// 01: the 9th bit is even parity bit +// 10: the 9th bit is mark bit +// 11: the 9th bit is space bit +#define bLCR_PAR_EN 0x08 // UART1 parity enable +#define bLCR_STOP_BIT 0x04 // UART1 stop bit length: 0=1 bit, 1=2 bits +#define bLCR_WORD_SZ1 0x02 // UART1 word bit length high +#define bLCR_WORD_SZ0 0x01 // UART1 word bit length low +#define MASK_U1_WORD_SZ 0x03 // bit mask of UART1 word bit length +// bLCR_WORD_SZ1 & bLCR_WORD_SZ0: UART1 word bit length (exclude parity bit) +// 00: 5 bits +// 01: 6 bits +// 10: 7 bits +// 11: 8 bits +SFR(SER1_MCR, 0x94); // UART1 modem control +#define bMCR_HALF 0x80 // UART1 enable half-duplex mode +#define bMCR_TNOW 0x40 // UART1 enable TNOW output on DTR pin +#define bMCR_AUTO_FLOW 0x20 // UART1 enable autoflow control by CTS & RTS pin +#define bMCR_LOOP 0x10 // UART1 enable local loop back for testing +#define bMCR_OUT2 0x08 // UART1 control OUT2, enable interrupt request output +#define bMCR_OUT1 0x04 // UART1 control OUT1, not real pin +#define bMCR_RTS 0x02 // UART1 control RTS +#define bMCR_DTR 0x01 // UART1 control DTR +SFR(SER1_LSR, 0x95); // ReadOnly: UART1 line status +#define bLSR_ERR_R_FIFO \ + 0x80 // ReadOnly: error in UART1 receiver fifo, read to clear +#define bLSR_T_ALL_EMP 0x40 // ReadOnly: UART1 transmitter all empty status +#define bLSR_T_FIFO_EMP 0x20 // ReadOnly: UART1 transmitter FIFO empty status +#define bLSR_BREAK_ERR \ + 0x10 // ReadOnly: UART1 receiver break error, read to clear +#define bLSR_FRAME_ERR \ + 0x08 // ReadOnly: UART1 receiver frame error, read to clear +#define bLSR_PAR_ERR \ + 0x04 // ReadOnly: UART1 receiver parity error, read to clear +#define bLSR_OVER_ERR \ + 0x02 // ReadOnly: UART1 receiver overrun error, read to clear +#define bLSR_DATA_RDY 0x01 // ReadOnly: UART1 receiver FIFO data ready status +SFR(SER1_MSR, 0x96); // ReadOnly: UART1 modem status +#define bMSR_DCD 0x80 // ReadOnly: UART1 DCD action status +#define bMSR_RI 0x40 // ReadOnly: UART1 RI action status +#define bMSR_DSR 0x20 // ReadOnly: UART1 DSR action status +#define bMSR_CTS 0x10 // ReadOnly: UART1 CTS action status +#define bMSR_DCD_CHG \ + 0x08 // ReadOnly: UART1 DCD changed status, high action, read to clear +#define bMSR_RI_CHG \ + 0x04 // ReadOnly: UART1 RI changed status, high action, read to clear +#define bMSR_DSR_CHG \ + 0x02 // ReadOnly: UART1 DSR changed status, high action, read to clear +#define bMSR_CTS_CHG \ + 0x01 // ReadOnly: UART1 CTS changed status, high action, read to clear +SFR(SER1_ADDR, 0x97); // UART1 slave address for multi-device communication, + // value 0xFF is disable +// sfr SER1_DLL = 0x9A; // UART1 divisor latch LSB byte if +// bLCR_DLAB=1 +#define SER1_DLL SER1_FIFO +// sfr SER1_DLM = 0x91; // UART1 divisor latch MSB byte if +// bLCR_DLAB=1 +#define SER1_DLM SER1_IER +// sfr SER1_DIV = 0x97; // UART1 pre-divisor latch byte if +// bLCR_DLAB=1 +#define SER1_DIV SER1_ADDR + +/* ADC Registers */ +SFR16(ADC_DMA, 0xEC); // DMA address, must even address, little-endian, + // automatic increasing after DMA +SFR(ADC_DMA_AL, 0xEC); // DMA address low byte, automatic increasing after DMA +SFR(ADC_DMA_AH, 0xED); // DMA address high byte, automatic increasing after DMA +SFR(ADC_DMA_CN, + 0xEE); // DMA remainder word count, automatic decreasing after DMA +SFR(ADC_CK_SE, 0xEF); // ADC clock divisor setting +#define MASK_ADC_CK_SE 0x7F // bit mask of ADC clock divisor +#define bADC_CHK_CLK_SEL \ + 0x80 // AIN7 level check delay clock frequency selection: 0=slow(1x), + // 1=fast(4x) +SFR(ADC_STAT, 0xF1); // ADC status +#define bADC_IF_DMA_END \ + 0x80 // interrupt flag for DMA completion, write 1 to clear or write + // ADC_DMA_CN to clear +#define bADC_IF_FIFO_OV \ + 0x40 // interrupt flag for FIFO overflow, write 1 to clear +#define bADC_IF_AIN7_LOW \ + 0x20 // interrupt flag for AIN7 low level, write 1 to clear +#define bADC_IF_ACT 0x10 // interrupt flag for a ADC finished, write 1 to clear +#define bADC_AIN7_INT 0x08 // ReadOnly: current AIN7 low level delay status +#define bADC_CHANN_ID \ + 0x04 // ReadOnly: current channel ID for channel automatic switch mode: 0=AIN0 + // or AIN6, 1=AIN1 or AIN4 or AIN7 +#define bADC_DATA_OK \ + 0x04 // ReadOnly: ADC end and data ready flag for channel manual selection + // mode: 0=data not ready, 1=data ready +#define bADC_FIFO_CNT1 0x02 // ReadOnly: ADC FIFO count bit 1 +#define bADC_FIFO_CNT0 0x01 // ReadOnly: ADC FIFO count bit 0 +#define MASK_ADC_FIFO_CNT 0x03 // ReadOnly: bit mask of ADC FIFO count +// bADC_FIFO_CNT1 & bADC_FIFO_CNT0: ADC FIFO count +// 00: empty FIFO, return current ADC result if reading FIFO +// 01: 1 result in FIFO +// 01: 2 results in FIFO, FIFO full +// 11: unknown error +SFR(ADC_CTRL, 0xF2); // ADC control +#define bADC_SAMPLE \ + 0x80 // automatic or manual sample pulse control, high action +#define bADC_SAMP_WIDTH \ + 0x40 // automatic sample pulse width: 0=1 ADC clock, 1=2 ADC clocks +#define bADC_CHANN_MOD1 0x20 // ADC channel control mode high bit +#define bADC_CHANN_MOD0 0x10 // ADC channel control mode low bit +#define MASK_ADC_CHANN 0x30 // bit mask of ADC channel control mode +// bADC_CHANN_MOD1 & bADC_CHANN_MOD0: ADC channel control mode +// 00: manual selection by ADC_CHANN bit +// 01: automatic switch between AIN0 and AIN1 +// 10: automatic switch between AIN6 and AIN4 +// 11: automatic switch between AIN6 and AIN7 +#define MASK_ADC_CYCLE \ + 0x0F // bit mask of ADC cycle (ADC clock number): 0=manual sample, others=set + // cycle number for automatic sample +SFR(ADC_CHANN, 0xF3); // ADC channel seletion +SFR16(ADC_FIFO, 0xF4); // ReadOnly: FIFO word, little-endian +SFR(ADC_FIFO_L, 0xF4); // ReadOnly: FIFO low byte +SFR(ADC_FIFO_H, 0xF5); // ReadOnly: FIFO high byte +SFR(ADC_SETUP, 0xF6); // ADC setup +#define bADC_DMA_EN 0x80 // DMA enable and DMA interrupt enable for ADC +#define bADC_IE_FIFO_OV 0x40 // enable interrupt for FIFO overflow +#define bADC_IE_AIN7_LOW 0x20 // enable interrupt for AIN7 low level +#define bADC_IE_ACT 0x10 // enable interrupt for a ADC finished +#define bADC_CLOCK 0x08 // ReadOnly: current level of ADC clock +#define bADC_POWER_EN \ + 0x04 // control ADC power: 0=shut down ADC, 1=enable power for ADC +#define bADC_EXT_SW_EN \ + 0x02 // control extend switch module power: 0=shut down, 1=enable power for + // extend switch +#define bADC_AIN7_CHK_EN \ + 0x01 // control AIN7 level check module power: 0=shut down, 1=enable power for + // AIN7 level check +SFR(ADC_EX_SW, 0xF7); // ADC extend switch control +#define bADC_SW_AIN7_H \ + 0x80 // internal AIN7 extend switch control: 0=float AIN7, 1=tie AIN7 to high + // level VDD33 +#define bADC_SW_AIN6_L \ + 0x40 // internal AIN6 extend switch control: 0=float AIN6, 1=tie AIN6 to low + // level GND +#define bADC_SW_AIN5_H \ + 0x20 // internal AIN5 extend switch control: 0=float AIN5, 1=tie AIN5 to high + // level VDD33 +#define bADC_SW_AIN4_L \ + 0x10 // internal AIN4 extend switch control: 0=float AIN4, 1=tie AIN4 to low + // level GND +#define bADC_EXT_SW_SEL \ + 0x08 // extend switch resistance selection: 0=high resistance, 1=low + // resistance +#define bADC_RESOLUTION 0x04 // ADC resolution: 0=10 bits, 1=11 bits +#define bADC_AIN7_DLY1 0x02 // AIN7 level check delay control bit 1 +#define bADC_AIN7_DLY0 0x01 // AIN7 level check delay control bit 0 +#define MASK_ADC_AIN7_DLY \ + 0x03 // bit mask for AIN7 check delay control: 01=longest, 10=longer, + // 11=shorter, 00=shortest (no delay) + +/* USB/Host/Device Registers */ +SFR(USB_RX_LEN, 0xD1); // ReadOnly: USB receiving length +SFR(UEP1_CTRL, 0xD2); // endpoint 1 control +#define bUEP_R_TOG \ + 0x80 // expected data toggle flag of USB endpoint X receiving (OUT): 0=DATA0, + // 1=DATA1 +#define bUEP_T_TOG \ + 0x40 // prepared data toggle flag of USB endpoint X transmittal (IN): 0=DATA0, + // 1=DATA1 +#define bUEP_AUTO_TOG \ + 0x10 // enable automatic toggle after successful transfer completion on + // endpoint 1/2/3: 0=manual toggle, 1=automatic toggle +#define bUEP_R_RES1 \ + 0x08 // handshake response type high bit for USB endpoint X receiving (OUT) +#define bUEP_R_RES0 \ + 0x04 // handshake response type low bit for USB endpoint X receiving (OUT) +#define MASK_UEP_R_RES \ + 0x0C // bit mask of handshake response type for USB endpoint X receiving (OUT) +#define UEP_R_RES_ACK 0x00 +#define UEP_R_RES_TOUT 0x04 +#define UEP_R_RES_NAK 0x08 +#define UEP_R_RES_STALL 0x0C +// bUEP_R_RES1 & bUEP_R_RES0: handshake response type for USB endpoint X +// receiving (OUT) +// 00: ACK (ready) +// 01: no response, time out to host, for non-zero endpoint isochronous +// transactions 10: NAK (busy) 11: STALL (error) +#define bUEP_T_RES1 \ + 0x02 // handshake response type high bit for USB endpoint X transmittal (IN) +#define bUEP_T_RES0 \ + 0x01 // handshake response type low bit for USB endpoint X transmittal (IN) +#define MASK_UEP_T_RES \ + 0x03 // bit mask of handshake response type for USB endpoint X transmittal + // (IN) +#define UEP_T_RES_ACK 0x00 +#define UEP_T_RES_TOUT 0x01 +#define UEP_T_RES_NAK 0x02 +#define UEP_T_RES_STALL 0x03 +// bUEP_T_RES1 & bUEP_T_RES0: handshake response type for USB endpoint X +// transmittal (IN) +// 00: DATA0 or DATA1 then expecting ACK (ready) +// 01: DATA0 or DATA1 then expecting no response, time out from host, for +// non-zero endpoint isochronous transactions 10: NAK (busy) 11: STALL (error) +SFR(UEP1_T_LEN, 0xD3); // endpoint 1 transmittal length +SFR(UEP2_CTRL, 0xD4); // endpoint 2 control +SFR(UEP2_T_LEN, 0xD5); // endpoint 2 transmittal length +SFR(UEP3_CTRL, 0xD6); // endpoint 3 control +SFR(UEP3_T_LEN, 0xD7); // endpoint 3 transmittal length +SFR(USB_INT_FG, 0xD8); // USB interrupt flag +SBIT(U_IS_NAK, 0xD8, + 7); // ReadOnly: indicate current USB transfer is NAK received +SBIT(U_TOG_OK, 0xD8, 6); // ReadOnly: indicate current USB transfer toggle is OK +SBIT(U_SIE_FREE, 0xD8, 5); // ReadOnly: indicate USB SIE free status +SBIT(UIF_FIFO_OV, 0xD8, 4); // FIFO overflow interrupt flag for USB, direct bit + // address clear or write 1 to clear +SBIT(UIF_HST_SOF, 0xD8, 3); // host SOF timer interrupt flag for USB host, + // direct bit address clear or write 1 to clear +SBIT(UIF_SUSPEND, 0xD8, 2); // USB suspend or resume event interrupt flag, + // direct bit address clear or write 1 to clear +SBIT(UIF_TRANSFER, 0xD8, 1); // USB transfer completion interrupt flag, direct + // bit address clear or write 1 to clear +SBIT(UIF_DETECT, 0xD8, 0); // device detected event interrupt flag for USB host + // mode, direct bit address clear or write 1 to clear +SBIT(UIF_BUS_RST, 0xD8, + 0); // bus reset event interrupt flag for USB device mode, direct bit + // address clear or write 1 to clear +SFR(USB_INT_ST, 0xD9); // ReadOnly: USB interrupt status +#define bUIS_IS_NAK \ + 0x80 // ReadOnly: indicate current USB transfer is NAK received for USB device + // mode +#define bUIS_TOG_OK 0x40 // ReadOnly: indicate current USB transfer toggle is OK +#define bUIS_TOKEN1 \ + 0x20 // ReadOnly: current token PID code bit 1 received for USB device mode +#define bUIS_TOKEN0 \ + 0x10 // ReadOnly: current token PID code bit 0 received for USB device mode +#define MASK_UIS_TOKEN \ + 0x30 // ReadOnly: bit mask of current token PID code received for USB device + // mode +#define UIS_TOKEN_OUT 0x00 +#define UIS_TOKEN_SOF 0x10 +#define UIS_TOKEN_IN 0x20 +#define UIS_TOKEN_SETUP 0x30 +// bUIS_TOKEN1 & bUIS_TOKEN0: current token PID code received for USB device +// mode +// 00: OUT token PID received +// 01: SOF token PID received +// 10: IN token PID received +// 11: SETUP token PID received +#define MASK_UIS_ENDP \ + 0x0F // ReadOnly: bit mask of current transfer endpoint number for USB device + // mode +#define MASK_UIS_H_RES \ + 0x0F // ReadOnly: bit mask of current transfer handshake response for USB host + // mode: 0000=no response, time out from device, others=handshake + // response PID received +SFR(USB_MIS_ST, 0xDA); // ReadOnly: USB miscellaneous status +#define bUMS_SOF_PRES 0x80 // ReadOnly: indicate host SOF timer presage status +#define bUMS_SOF_ACT \ + 0x40 // ReadOnly: indicate host SOF timer action status for USB host +#define bUMS_SIE_FREE 0x20 // ReadOnly: indicate USB SIE free status +#define bUMS_R_FIFO_RDY \ + 0x10 // ReadOnly: indicate USB receiving FIFO ready status (not empty) +#define bUMS_BUS_RESET 0x08 // ReadOnly: indicate USB bus reset status +#define bUMS_SUSPEND 0x04 // ReadOnly: indicate USB suspend status +#define bUMS_H1_ATTACH \ + 0x02 // ReadOnly: indicate device attached status on USB hub1 HP/HM +#define bUMS_H0_ATTACH \ + 0x01 // ReadOnly: indicate device attached status on USB hub0 DP/DM +SFR(USB_HUB_ST, 0xDB); // ReadOnly: USB host hub status +#define bUHS_H1_ATTACH \ + 0x80 // ReadOnly: indicate device attached status on USB hub1 HP/HM +#define bUHS_HM_LEVEL \ + 0x40 // ReadOnly: indicate HM level saved at device attached to USB hub1 +#define bUHS_HP_PIN 0x20 // ReadOnly: indicate current HP pin level +#define bUHS_HM_PIN 0x10 // ReadOnly: indicate current HM pin level +#define bUHS_H0_ATTACH \ + 0x08 // ReadOnly: indicate device attached status on USB hub0 DP/DM +#define bUHS_DM_LEVEL \ + 0x04 // ReadOnly: indicate DM level saved at device attached to USB hub0 +#define bUHS_DP_PIN 0x02 // ReadOnly: indicate current DP pin level +#define bUHS_DM_PIN 0x01 // ReadOnly: indicate current DM pin level +SFR(UEP0_CTRL, 0xDC); // endpoint 0 control +SFR(UEP0_T_LEN, 0xDD); // endpoint 0 transmittal length +SFR(UEP4_CTRL, 0xDE); // endpoint 4 control +SFR(UEP4_T_LEN, 0xDF); // endpoint 4 transmittal length +SFR(USB_INT_EN, 0xE1); // USB interrupt enable +#define bUIE_DEV_SOF \ + 0x80 // enable interrupt for SOF received for USB device mode +#define bUIE_DEV_NAK \ + 0x40 // enable interrupt for NAK responded for USB device mode +#define bUIE_FIFO_OV 0x10 // enable interrupt for FIFO overflow +#define bUIE_HST_SOF \ + 0x08 // enable interrupt for host SOF timer action for USB host mode +#define bUIE_SUSPEND 0x04 // enable interrupt for USB suspend or resume event +#define bUIE_TRANSFER 0x02 // enable interrupt for USB transfer completion +#define bUIE_DETECT \ + 0x01 // enable interrupt for USB device detected event for USB host mode +#define bUIE_BUS_RST \ + 0x01 // enable interrupt for USB bus reset event for USB device mode +SFR(USB_CTRL, 0xE2); // USB base control +#define bUC_HOST_MODE 0x80 // enable USB host mode: 0=device mode, 1=host mode +#define bUC_LOW_SPEED 0x40 // enable USB low speed: 0=full speed, 1=low speed +#define bUC_DEV_PU_EN \ + 0x20 // USB device enable and internal pullup resistance enable +#define bUC_SYS_CTRL1 0x20 // USB system control high bit +#define bUC_SYS_CTRL0 0x10 // USB system control low bit +#define MASK_UC_SYS_CTRL 0x30 // bit mask of USB system control +// bUC_HOST_MODE & bUC_SYS_CTRL1 & bUC_SYS_CTRL0: USB system control +// 0 00: disable USB device and disable internal pullup resistance +// 0 01: enable USB device and disable internal pullup resistance, need +// external pullup resistance 0 10: enable USB device and enable internal +// pullup resistance 0 11: enable USB device and enable internal weak pullup +// resistance 1 00: enable USB host and normal status 1 01: enable USB host +// and force DP/DM output SE0 state 1 10: enable USB host and force DP/DM +// output J state 1 11: enable USB host and force DP/DM output resume or K +// state +#define bUC_INT_BUSY \ + 0x08 // enable automatic responding busy for device mode or automatic pause + // for host mode during interrupt flag UIF_TRANSFER valid +#define bUC_RESET_SIE 0x04 // force reset USB SIE, need software clear +#define bUC_CLR_ALL 0x02 // force clear FIFO and count of USB +#define bUC_DMA_EN 0x01 // DMA enable and DMA interrupt enable for USB +SFR(USB_DEV_AD, + 0xE3); // USB device address, lower 7 bits for USB device address +#define bUDA_GP_BIT 0x80 // general purpose bit +#define MASK_USB_ADDR 0x7F // bit mask for USB device address +SFR(UDEV_CTRL, 0xE4); // USB device physical port control +#define bUD_RECV_DIS \ + 0x40 // disable USB physical port receiver: 0=enable receiver, 1=disable + // receiver +#define bUD_DP_PD_DIS \ + 0x20 // disable USB DP pulldown resistance: 0=enable pulldown, 1=disable +#define bUD_DM_PD_DIS \ + 0x10 // disable USB DM pulldown resistance: 0=enable pulldown, 1=disable +#define bUD_DIFF_IN \ + 0x08 // ReadOnly: indicate current DP/DM difference input status +#define bUD_LOW_SPEED \ + 0x04 // enable USB physical port low speed: 0=full speed, 1=low speed +#define bUD_GP_BIT 0x02 // general purpose bit +#define bUD_PORT_EN 0x01 // enable USB physical port I/O: 0=disable, 1=enable +// sfr UHUB0_CTRL = 0xE4; // USB hub0 control +#define UHUB0_CTRL UDEV_CTRL +#define bUH_RECV_DIS \ + 0x40 // disable USB hub receiver: 0=enable hub receiver, 1=disable hub + // receiver +#define bUH_DP_PD_DIS \ + 0x20 // disable USB DP or HP pulldown resistance: 0=enable pulldown, 1=disable +#define bUH_DM_PD_DIS \ + 0x10 // disable USB DM or HM pulldown resistance: 0=enable pulldown, 1=disable +#define bUH_DIFF_IN \ + 0x08 // ReadOnly: indicate current DP/DM or HP/HM difference input status +#define bUH_LOW_SPEED \ + 0x04 // enable USB hub low speed: 0=full speed, 1=low speed +#define bUH_BUS_RESET \ + 0x02 // control USB hub bus reset: 0=normal, 1=force bus reset +#define bUH_PORT_EN \ + 0x01 // enable USB hub port: 0=disable, 1=enable port, automatic disabled if + // USB device detached +SFR(UHUB1_CTRL, 0xE5); // USB hub1 control +#define bUH1_DISABLE \ + 0x80 // disable USB hub1 pin: 0=enable hub1 and using HP/HM pin, 1=disable + // hub1 and releasing HP/HM pin +SFR16(USB_DMA, 0xE6); // ReadOnly: current DMA address, little-endian +SFR(USB_DMA_AL, 0xE6); // ReadOnly: current DMA address low byte +SFR(USB_DMA_AH, 0xE7); // ReadOnly: current DMA address high byte +// sfr UH_SETUP = 0xD2; // host aux setup +#define UH_SETUP UEP1_CTRL +#define bUH_PRE_PID_EN \ + 0x80 // USB host PRE PID enable for low speed device via hub +#define bUH_SOF_EN 0x40 // USB host automatic SOF enable +// sfr UH_RX_CTRL = 0xD4; // host receiver endpoint control +#define UH_RX_CTRL UEP2_CTRL +#define bUH_R_TOG \ + 0x80 // expected data toggle flag of host receiving (IN): 0=DATA0, 1=DATA1 +#define bUH_R_AUTO_TOG \ + 0x10 // enable automatic toggle after successful transfer completion: 0=manual + // toggle, 1=automatic toggle +#define bUH_R_RES \ + 0x04 // prepared handshake response type for host receiving (IN): 0=ACK + // (ready), 1=no response, time out to device, for isochronous + // transactions +// sfr UH_EP_PID = 0xD5; // host endpoint and token PID, lower 4 +// bits for endpoint number, upper 4 bits for token PID +#define UH_EP_PID UEP2_T_LEN +#define MASK_UH_TOKEN 0xF0 // bit mask of token PID for USB host transfer +#define MASK_UH_ENDP 0x0F // bit mask of endpoint number for USB host transfer +// sfr UH_TX_CTRL = 0xD6; // host transmittal endpoint control +#define UH_TX_CTRL UEP3_CTRL +#define bUH_T_TOG \ + 0x40 // prepared data toggle flag of host transmittal (SETUP/OUT): 0=DATA0, + // 1=DATA1 +#define bUH_T_AUTO_TOG \ + 0x10 // enable automatic toggle after successful transfer completion: 0=manual + // toggle, 1=automatic toggle +#define bUH_T_RES \ + 0x01 // expected handshake response type for host transmittal (SETUP/OUT): + // 0=ACK (ready), 1=no response, time out from device, for isochronous + // transactions +// sfr UH_TX_LEN = 0xD7; // host transmittal endpoint transmittal +// length +#define UH_TX_LEN UEP3_T_LEN + +/*----- XDATA: xRAM, xBUS, xSFR ------------------------------------------*/ + +#define XDATA_RAM_SIZE 0x1800 // size of expanded xRAM, xdata SRAM embedded chip +#define XDATA_XBUS_ADDR 0x4000 // xdata xBUS start address +#define XDATA_XBUS_CS0 0x4000 // xdata xBUS chip-selection 0# +#define XDATA_XCS0_SIZE \ + 0x4000 // size of xdata xBUS chip-selection 0#: @0x4000~0x7FFF +#define XDATA_XBUS_CS1 0x8000 // xdata xBUS chip-selection 1# +#define XDATA_XCS1_SIZE \ + 0x8000 // size of xdata xBUS chip-selection 1#: @0x8000~0xFFFF + +/* USB auxiliary Registers on xDATA, xSFR */ +#define REG_USB_AUX_BASE 0x2440 // USB auxiliary registers base address +#ifndef NO_XSFR_DEFINE +__at(0x2446) UINT8XV UEP4_1_MOD; // endpoint 4/1 mode +__at(0x2546) UINT8PV pUEP4_1_MOD; +#else +extern __xdata uint8_tV UEP4_1_MOD; +extern uint8_tPV pUEP4_1_MOD; +#endif +#define bUEP1_RX_EN 0x80 // enable USB endpoint 1 receiving (OUT) +#define bUEP1_TX_EN 0x40 // enable USB endpoint 1 transmittal (IN) +#define bUEP1_BUF_MOD 0x10 // buffer mode of USB endpoint 1 +// bUEPn_RX_EN & bUEPn_TX_EN & bUEPn_BUF_MOD: USB endpoint 1/2/3 buffer mode, +// buffer start address is UEPn_DMA +// 0 0 x: disable endpoint and disable buffer +// 1 0 0: 64 bytes buffer for receiving (OUT endpoint) +// 1 0 1: dual 64 bytes buffer by toggle bit bUEP_R_TOG selection for +// receiving (OUT endpoint), total=128bytes 0 1 0: 64 bytes buffer for +// transmittal (IN endpoint) 0 1 1: dual 64 bytes buffer by toggle bit +// bUEP_T_TOG selection for transmittal (IN endpoint), total=128bytes 1 1 0: +// 64 bytes buffer for receiving (OUT endpoint) + 64 bytes buffer for +// transmittal (IN endpoint), total=128bytes 1 1 1: dual 64 bytes buffer by +// bUEP_R_TOG selection for receiving (OUT endpoint) + dual 64 bytes buffer by +// bUEP_T_TOG selection for transmittal (IN endpoint), total=256bytes +#define bUEP4_RX_EN 0x08 // enable USB endpoint 4 receiving (OUT) +#define bUEP4_TX_EN 0x04 // enable USB endpoint 4 transmittal (IN) +// bUEP4_RX_EN & bUEP4_TX_EN: USB endpoint 4 buffer mode, buffer start address +// is UEP0_DMA +// 0 0: single 64 bytes buffer for endpoint 0 receiving & transmittal (OUT & +// IN endpoint) 1 0: single 64 bytes buffer for endpoint 0 receiving & +// transmittal (OUT & IN endpoint) + 64 bytes buffer for endpoint 4 receiving +// (OUT endpoint), total=128bytes 0 1: single 64 bytes buffer for endpoint 0 +// receiving & transmittal (OUT & IN endpoint) + 64 bytes buffer for endpoint +// 4 transmittal (IN endpoint), total=128bytes 1 1: single 64 bytes buffer +// for endpoint 0 receiving & transmittal (OUT & IN endpoint) +// + 64 bytes buffer for endpoint 4 receiving (OUT endpoint) + 64 +// bytes buffer for endpoint 4 transmittal (IN endpoint), +// total=192bytes +#ifndef NO_XSFR_DEFINE +__at(0x2447) UINT8XV UEP2_3_MOD; // endpoint 2/3 mode +__at(0x2547) UINT8PV pUEP2_3_MOD; +#else +extern __xdata uint8_tV UEP2_3_MOD; +extern uint8_tPV pUEP2_3_MOD; +#endif +#define bUEP3_RX_EN 0x80 // enable USB endpoint 3 receiving (OUT) +#define bUEP3_TX_EN 0x40 // enable USB endpoint 3 transmittal (IN) +#define bUEP3_BUF_MOD 0x10 // buffer mode of USB endpoint 3 +#define bUEP2_RX_EN 0x08 // enable USB endpoint 2 receiving (OUT) +#define bUEP2_TX_EN 0x04 // enable USB endpoint 2 transmittal (IN) +#define bUEP2_BUF_MOD 0x01 // buffer mode of USB endpoint 2 +// unsigned short volatile xdata UEP0_DMA _at_ 0x2448; // endpoint 0&4 +// buffer start address, must even address, big-endian +#ifndef NO_XSFR_DEFINE +__at(0x2448) UINT8XV UEP0_DMA_H; +__at(0x2449) UINT8XV UEP0_DMA_L; +__at(0x2548) UINT8XV pUEP0_DMA_H; +__at(0x2549) UINT8XV pUEP0_DMA_L; +#else +extern __xdata uint8_tV UEP0_DMA_H; +extern __xdata uint8_tV UEP0_DMA_L; +extern uint8_tPV pUEP0_DMA_H; +extern uint8_tPV pUEP0_DMA_L; +#endif +#define UEP0_DMA (unsigned short volatile) UEP0_DMA_H +#define pUEP0_DMA (unsigned short volatile) pUEP0_DMA_H +// unsigned short volatile xdata UEP1_DMA _at_ 0x244A; // endpoint 1 buffer +// start address, must even address, big-endian +#ifndef NO_XSFR_DEFINE +__at(0x244A) UINT8XV UEP1_DMA_H; +__at(0x244B) UINT8XV UEP1_DMA_L; +__at(0x254A) UINT8XV pUEP1_DMA_H; +__at(0x254B) UINT8XV pUEP1_DMA_L; +#else +extern __xdata uint8_tV UEP1_DMA_H; +extern __xdata uint8_tV UEP1_DMA_L; +extern uint8_tPV pUEP1_DMA_H; +extern uint8_tPV pUEP1_DMA_L; +#endif +#define UEP1_DMA (unsigned short volatile) UEP1_DMA_H +#define pUEP1_DMA (unsigned short volatile) pUEP1_DMA_H +// unsigned short volatile __xdata UEP2_DMA __at 0x244C; // endpoint 2 +// buffer start address, must even address, big-endian +#ifndef NO_XSFR_DEFINE + +// typedef unsigned char volatile __xdata UINT8XV; +// typedef unsigned char volatile __pdata UINT8PV; + +// SFR16(UEP2_DMA, 0x244C); // endpoint 2 buffer start address, +// little-endian SFRX(UEP2_DMA_L, 0x244D); // endpoint 2 buffer +// start address low byte SFRX(UEP2_DMA_H, 0x244C); // endpoint 2 +// buffer start address high byte +__xdata __at(0x244C) unsigned short volatile UEP2_DMA; +__xdata __at(0x244D) unsigned char volatile UEP2_DMA_L; +__xdata __at(0x244C) unsigned char volatile UEP2_DMA_H; + +//__at (0x244C) UINT8XV UEP2_DMA_H; +//__at (0x244D) UINT8XV UEP2_DMA_L; +__at(0x254C) UINT8XV pUEP2_DMA_H; +__at(0x254D) UINT8XV pUEP2_DMA_L; +#else +extern __xdata uint8_tV UEP2_DMA_H; +extern __xdata uint8_tV UEP2_DMA_L; +extern uint8_tPV pUEP2_DMA_H; +extern uint8_tPV pUEP2_DMA_L; +#endif +// #define UEP2_DMA (unsigned short volatile) UEP2_DMA_H +// #define pUEP2_DMA (unsigned short volatile) pUEP2_DMA_H +// unsigned short volatile __xdata UEP3_DMA __at 0x244E; // endpoint 3 +// buffer start address, must even address, big-endian +#ifndef NO_XSFR_DEFINE +// SFR16(UEP3_DMA, 0x244E); // endpoint 3 buffer start address, +// little-endian SFRX(UEP3_DMA_L, 0x244F); // endpoint 3 buffer +// start address low byte SFRX(UEP3_DMA_H, 0x244E); // endpoint 3 +// buffer start address high byte +__xdata __at(0x244E) unsigned short volatile UEP3_DMA; +__xdata __at(0x244F) unsigned char volatile UEP3_DMA_L; +__xdata __at(0x244E) unsigned char volatile UEP3_DMA_H; + +//__at (0x244E) UINT8XV UEP3_DMA_H; +//__at (0x244F) UINT8XV UEP3_DMA_L; +__at(0x254E) UINT8XV pUEP3_DMA_H; +__at(0x254F) UINT8XV pUEP3_DMA_L; +#else +extern __xdata uint8_tV UEP3_DMA_H; +extern __xdata uint8_tV UEP3_DMA_L; +extern uint8_tPV pUEP3_DMA_H; +extern uint8_tPV pUEP3_DMA_L; +#endif +// #define UEP3_DMA (unsigned short volatile) UEP3_DMA_H +// #define pUEP3_DMA (unsigned short volatile) pUEP3_DMA_H +//__at (0x2447) UINT8XV UH_EP_MOD; +#define UH_EP_MOD UEP2_3_MOD +#define pUH_EP_MOD pUEP2_3_MOD +#define bUH_EP_TX_EN 0x40 // enable USB host OUT endpoint transmittal +#define bUH_EP_TBUF_MOD 0x10 // buffer mode of USB host OUT endpoint +// bUH_EP_TX_EN & bUH_EP_TBUF_MOD: USB host OUT endpoint buffer mode, buffer +// start address is UH_TX_DMA +// 0 x: disable endpoint and disable buffer +// 1 0: 64 bytes buffer for transmittal (OUT endpoint) +// 1 1: dual 64 bytes buffer by toggle bit bUH_T_TOG selection for +// transmittal (OUT endpoint), total=128bytes +#define bUH_EP_RX_EN 0x08 // enable USB host IN endpoint receiving +#define bUH_EP_RBUF_MOD 0x01 // buffer mode of USB host IN endpoint +// bUH_EP_RX_EN & bUH_EP_RBUF_MOD: USB host IN endpoint buffer mode, buffer +// start address is UH_RX_DMA +// 0 x: disable endpoint and disable buffer +// 1 0: 64 bytes buffer for receiving (IN endpoint) +// 1 1: dual 64 bytes buffer by toggle bit bUH_R_TOG selection for receiving +// (IN endpoint), total=128bytes +// unsigned short volatile xdata UH_RX_DMA _at_ 0x244C; // host rx endpoint +// buffer start address, big-endian +#define UH_RX_DMA UEP2_DMA +#define pUH_RX_DMA pUEP2_DMA +//__xdata uint8_tV UH_RX_DMA_H _at_ 0x244C; // host rx endpoint buffer start +//address high byte +#define UH_RX_DMA_H UEP2_DMA_H +#define pUH_RX_DMA_H pUEP2_DMA_H +//__xdata uint8_tV UH_RX_DMA_L _at_ 0x244D; // host rx endpoint buffer start +//address low byte +#define UH_RX_DMA_L UEP2_DMA_L +#define pUH_RX_DMA_L pUEP2_DMA_L +// unsigned short volatile xdata UH_TX_DMA _at_ 0x244E; // host rx endpoint +// buffer start address, big-endian +#define UH_TX_DMA UEP3_DMA +#define pUH_TX_DMA pUEP3_DMA +//__xdata uint8_tV UH_TX_DMA_H _at_ 0x244E; // host rx endpoint buffer start +//address high byte +#define UH_TX_DMA_H UEP3_DMA_H +#define pUH_TX_DMA_H pUEP3_DMA_H +//__xdata uint8_tV UH_TX_DMA_L _at_ 0x244F; // host rx endpoint buffer start +//address low byte +#define UH_TX_DMA_L UEP3_DMA_L +#define pUH_TX_DMA_L pUEP3_DMA_L + +/* LED Registers on xDATA, xSFR */ +#define REG_LED_BASE 0x2880 // LED registers base address +#ifndef NO_XSFR_DEFINE +__at(0x2880) UINT8XV LED_STAT; +__at(0x2980) UINT8PV pLED_STAT; +#else +extern __xdata uint8_tV LED_STAT; +extern uint8_tPV pLED_STAT; +#endif +#define bLED_IF_DMA_END \ + 0x80 // interrupt flag for DMA completion, write 1 to clear or write + // LED_DMA_CN to clear +#define bLED_FIFO_EMPTY 0x40 // ReadOnly: indicate FIFO empty status +#define bLED_IF_FIFO_REQ \ + 0x20 // interrupt flag for request FIFO data ( FIFO <=2), write 1 to clear +#define bLED_CLOCK 0x10 // ReadOnly: current LED clock level +#define MASK_LED_FIFO_CNT 0x07 // ReadOnly: bit mask of LED FIFO count +#ifndef NO_XSFR_DEFINE +__at(0x2881) UINT8XV LED_CTRL; +__at(0x2981) UINT8PV pLED_CTRL; +#else +extern __xdata uint8_tV LED_CTRL; +extern uint8_tPV pLED_CTRL; +#endif +#define bLED_CHAN_MOD1 0x80 // LED channel mode high bit +#define bLED_CHAN_MOD0 0x40 // LED channel mode low bit +#define MASK_LED_CHAN_MOD 0xC0 // bit mask of LED channel mode +// bLED_CHAN_MOD1 & bLED_CHAN_MOD0: LED channel mode +// 00: single channel output, LED0 +// 01: dual channels output, LED0/1 +// 10: 4 channels output, LED0~3 +// 11: 4 channels output and LED2/3 from aux buffer, LED0~3 +#define bLED_IE_FIFO_REQ 0x20 // enable interrupt for FIFO <=2 +#define bLED_DMA_EN 0x10 // DMA enable and DMA interrupt enable for LED +#define bLED_OUT_EN 0x08 // LED output enable +#define bLED_OUT_POLAR 0x04 // LED output polarity: 0=pass, 1=invert +#define bLED_CLR_ALL 0x02 // force clear FIFO and count of LED +#define bLED_BIT_ORDER 0x01 // LED bit data order: 0=LSB first, 1=MSB first +#ifndef NO_XSFR_DEFINE +__at(0x2882) UINT8XV LED_DATA; +__at(0x2982) UINT8PV pLED_DATA; +#else +extern __xdata uint8_tV LED_DATA; +extern uint8_tPV pLED_DATA; +#endif +//__xdata uint8_tV LED_FIFO_CN _at_ 0x2882; // ReadOnly: FIFO count status +#define LED_FIFO_CN LED_DATA +#ifndef NO_XSFR_DEFINE +__at(0x2883) UINT8XV LED_CK_SE; +__at(0x2983) UINT8PV pLED_CK_SE; +#else +extern __xdata uint8_tV LED_CK_SE; +extern uint8_tPV pLED_CK_SE; +#endif +// unsigned short volatile xdata LED_DMA _at_ 0x2884; // DMA address, must +// even address, big-endian, automatic increasing after DMA +#ifndef NO_XSFR_DEFINE +__at(0x2884) UINT8XV LED_DMA_AH; +__at(0x2885) UINT8XV LED_DMA_AL; +__at(0x2984) UINT8PV pLED_DMA_AH; +__at(0x2985) UINT8PV pLED_DMA_AL; +#else +extern __xdata uint8_tV LED_DMA_AH; +extern __xdata uint8_tV LED_DMA_AL; +extern uint8_tPV pLED_DMA_AH; +extern uint8_tPV pLED_DMA_AL; +#endif +#define LED_DMA (unsigned short volatile) LED_DMA_AH +#define pLED_DMA (unsigned short volatile) pLED_DMA_AH +#ifndef NO_XSFR_DEFINE +__at(0x2886) UINT8XV LED_DMA_CN; +__at(0x2986) UINT8PV pLED_DMA_CN; +#else +extern __xdata uint8_tV LED_DMA_CN; +extern uint8_tPV pLED_DMA_CN; +#endif +// unsigned short volatile xdata LED_DMA_X _at_ 0x2888; // aux buffer DMA +// address, must even address, big-endian, automatic increasing after DMA +#ifndef NO_XSFR_DEFINE +__at(0x2888) UINT8XV LED_DMA_XH; +__at(0x2889) UINT8XV LED_DMA_XL; +__at(0x2988) UINT8PV pLED_DMA_XH; +__at(0x2989) UINT8PV pLED_DMA_XL; +#else +extern __xdata uint8_tV LED_DMA_XH; +extern __xdata uint8_tV LED_DMA_XL; +extern uint8_tPV pLED_DMA_XH; +extern uint8_tPV pLED_DMA_XL; +#endif +#define LED_DMA_X (unsigned short volatile) LED_DMA_XH +#define pLED_DMA_X (unsigned short volatile) pLED_DMA_XH + +/*----- Reference Information --------------------------------------------*/ +#define ID_CH559 0x59 // chip ID + +/* Interrupt routine address and interrupt number */ +#define INT_ADDR_INT0 0x0003 // interrupt vector address for INT0 or LED +#define INT_ADDR_TMR0 0x000B // interrupt vector address for timer0 +#define INT_ADDR_INT1 0x0013 // interrupt vector address for INT1 +#define INT_ADDR_TMR1 0x001B // interrupt vector address for timer1 +#define INT_ADDR_UART0 0x0023 // interrupt vector address for UART0 +#define INT_ADDR_TMR2 0x002B // interrupt vector address for timer2 +#define INT_ADDR_SPI0 0x0033 // interrupt vector address for SPI0 +#define INT_ADDR_TMR3 0x003B // interrupt vector address for timer3 +#define INT_ADDR_USB 0x0043 // interrupt vector address for USB +#define INT_ADDR_ADC 0x004B // interrupt vector address for ADC +#define INT_ADDR_UART1 0x0053 // interrupt vector address for UART1 +#define INT_ADDR_PWM1 0x005B // interrupt vector address for PWM1 +#define INT_ADDR_GPIO 0x0063 // interrupt vector address for GPIO +#define INT_ADDR_WDOG 0x006B // interrupt vector address for watch-dog timer +#define INT_NO_INT0 0 // interrupt number for INT0 or LED +#define INT_NO_TMR0 1 // interrupt number for timer0 +#define INT_NO_INT1 2 // interrupt number for INT1 +#define INT_NO_TMR1 3 // interrupt number for timer1 +#define INT_NO_UART0 4 // interrupt number for UART0 +#define INT_NO_TMR2 5 // interrupt number for timer2 +#define INT_NO_SPI0 6 // interrupt number for SPI0 +#define INT_NO_TMR3 7 // interrupt number for timer3 +#define INT_NO_USB 8 // interrupt number for USB +#define INT_NO_ADC 9 // interrupt number for ADC +#define INT_NO_UART1 10 // interrupt number for UART1 +#define INT_NO_PWM1 11 // interrupt number for PWM1 +#define INT_NO_GPIO 12 // interrupt number for GPIO +#define INT_NO_WDOG 13 // interrupt number for watch-dog timer + +/* Special Program Space */ +#define DATA_FLASH_ADDR 0xF000 // start address of Data-Flash +#define BOOT_LOAD_ADDR 0xF400 // start address of boot loader program +#define ROM_CFG_ADDR 0xFFFE // chip configuration information address + +/* +New Instruction: MOVX @DPTR1,A +Instruction Code: 0xA5 +Instruction Cycle: 1 +Instruction Operation: + step-1. write ACC @DPTR1 into xdata SRAM embedded chip + step-2. increase DPTR1 +ASM example: + INC XBUS_AUX + MOV DPTR,#TARGET_ADDR ;DPTR1 + DEC XBUS_AUX + MOV DPTR,#SOURCE_ADDR ;DPTR0 + MOV R7,#xxH + LOOP: MOVX A,@DPTR ;DPTR0 + INC DPTR ;DPTR0, if need + DB 0A5H ;MOVX @DPTR1,A & INC DPTR1 + DJNZ R7,LOOP +*/ + +#endif // __CH559_H__ + +#ifndef __USB_DEF__ +#define __USB_DEF__ + +/*----- USB constant and structure define --------------------------------*/ + +/* USB PID */ +#ifndef USB_PID_SETUP +#define USB_PID_NULL 0x00 /* reserved PID */ +#define USB_PID_SOF 0x05 +#define USB_PID_SETUP 0x0D +#define USB_PID_IN 0x09 +#define USB_PID_OUT 0x01 +#define USB_PID_ACK 0x02 +#define USB_PID_NAK 0x0A +#define USB_PID_STALL 0x0E +#define USB_PID_DATA0 0x03 +#define USB_PID_DATA1 0x0B +#define USB_PID_PRE 0x0C +#endif + +/* USB standard device request code */ +#ifndef USB_GET_DESCRIPTOR +#define USB_GET_STATUS 0x00 +#define USB_CLEAR_FEATURE 0x01 +#define USB_SET_FEATURE 0x03 +#define USB_SET_ADDRESS 0x05 +#define USB_GET_DESCRIPTOR 0x06 +#define USB_SET_DESCRIPTOR 0x07 +#define USB_GET_CONFIGURATION 0x08 +#define USB_SET_CONFIGURATION 0x09 +#define USB_GET_INTERFACE 0x0A +#define USB_SET_INTERFACE 0x0B +#define USB_SYNCH_FRAME 0x0C +#endif + +/* USB hub class request code */ +#ifndef HUB_GET_DESCRIPTOR +#define HUB_GET_STATUS 0x00 +#define HUB_CLEAR_FEATURE 0x01 +#define HUB_GET_STATE 0x02 +#define HUB_SET_FEATURE 0x03 +#define HUB_GET_DESCRIPTOR 0x06 +#define HUB_SET_DESCRIPTOR 0x07 +#endif + +/* USB HID class request code */ +#ifndef HID_GET_REPORT +#define HID_GET_REPORT 0x01 +#define HID_GET_IDLE 0x02 +#define HID_GET_PROTOCOL 0x03 +#define HID_SET_REPORT 0x09 +#define HID_SET_IDLE 0x0A +#define HID_SET_PROTOCOL 0x0B +#endif + +/* Bit define for USB request type */ +#ifndef USB_REQ_TYP_MASK +#define USB_REQ_TYP_IN 0x80 /* control IN, device to host */ +#define USB_REQ_TYP_OUT 0x00 /* control OUT, host to device */ +#define USB_REQ_TYP_READ 0x80 /* control read, device to host */ +#define USB_REQ_TYP_WRITE 0x00 /* control write, host to device */ +#define USB_REQ_TYP_MASK 0x60 /* bit mask of request type */ +#define USB_REQ_TYP_STANDARD 0x00 +#define USB_REQ_TYP_CLASS 0x20 +#define USB_REQ_TYP_VENDOR 0x40 +#define USB_REQ_TYP_RESERVED 0x60 +#define USB_REQ_RECIP_MASK 0x1F /* bit mask of request recipient */ +#define USB_REQ_RECIP_DEVICE 0x00 +#define USB_REQ_RECIP_INTERF 0x01 +#define USB_REQ_RECIP_ENDP 0x02 +#define USB_REQ_RECIP_OTHER 0x03 +#endif + +/* USB request type for hub class request */ +#ifndef HUB_GET_HUB_DESCRIPTOR +#define HUB_CLEAR_HUB_FEATURE 0x20 +#define HUB_CLEAR_PORT_FEATURE 0x23 +#define HUB_GET_BUS_STATE 0xA3 +#define HUB_GET_HUB_DESCRIPTOR 0xA0 +#define HUB_GET_HUB_STATUS 0xA0 +#define HUB_GET_PORT_STATUS 0xA3 +#define HUB_SET_HUB_DESCRIPTOR 0x20 +#define HUB_SET_HUB_FEATURE 0x20 +#define HUB_SET_PORT_FEATURE 0x23 +#endif + +/* Hub class feature selectors */ +#ifndef HUB_PORT_RESET +#define HUB_C_HUB_LOCAL_POWER 0 +#define HUB_C_HUB_OVER_CURRENT 1 +#define HUB_PORT_CONNECTION 0 +#define HUB_PORT_ENABLE 1 +#define HUB_PORT_SUSPEND 2 +#define HUB_PORT_OVER_CURRENT 3 +#define HUB_PORT_RESET 4 +#define HUB_PORT_POWER 8 +#define HUB_PORT_LOW_SPEED 9 +#define HUB_C_PORT_CONNECTION 16 +#define HUB_C_PORT_ENABLE 17 +#define HUB_C_PORT_SUSPEND 18 +#define HUB_C_PORT_OVER_CURRENT 19 +#define HUB_C_PORT_RESET 20 +#endif + +/* USB descriptor type */ +#ifndef USB_DESCR_TYP_DEVICE +#define USB_DESCR_TYP_DEVICE 0x01 +#define USB_DESCR_TYP_CONFIG 0x02 +#define USB_DESCR_TYP_STRING 0x03 +#define USB_DESCR_TYP_INTERF 0x04 +#define USB_DESCR_TYP_ENDP 0x05 +#define USB_DESCR_TYP_QUALIF 0x06 +#define USB_DESCR_TYP_SPEED 0x07 +#define USB_DESCR_TYP_OTG 0x09 +#define USB_DESCR_TYP_HID 0x21 +#define USB_DESCR_TYP_REPORT 0x22 +#define USB_DESCR_TYP_PHYSIC 0x23 +#define USB_DESCR_TYP_CS_INTF 0x24 +#define USB_DESCR_TYP_CS_ENDP 0x25 +#define USB_DESCR_TYP_HUB 0x29 +#endif + +/* USB device class */ +#ifndef USB_DEV_CLASS_HUB +#define USB_DEV_CLASS_RESERVED 0x00 +#define USB_DEV_CLASS_AUDIO 0x01 +#define USB_DEV_CLASS_COMMUNIC 0x02 +#define USB_DEV_CLASS_HID 0x03 +#define USB_DEV_CLASS_MONITOR 0x04 +#define USB_DEV_CLASS_PHYSIC_IF 0x05 +#define USB_DEV_CLASS_POWER 0x06 +#define USB_DEV_CLASS_PRINTER 0x07 +#define USB_DEV_CLASS_STORAGE 0x08 +#define USB_DEV_CLASS_HUB 0x09 +#define USB_DEV_CLASS_VEN_SPEC 0xFF +#endif + +/* USB endpoint type and attributes */ +#ifndef USB_ENDP_TYPE_MASK +#define USB_ENDP_DIR_MASK 0x80 +#define USB_ENDP_ADDR_MASK 0x0F +#define USB_ENDP_TYPE_MASK 0x03 +#define USB_ENDP_TYPE_CTRL 0x00 +#define USB_ENDP_TYPE_ISOCH 0x01 +#define USB_ENDP_TYPE_BULK 0x02 +#define USB_ENDP_TYPE_INTER 0x03 +#endif + +#ifndef USB_DEVICE_ADDR +#define USB_DEVICE_ADDR 0x02 /* 默认的USB设备地址 */ +#endif +#ifndef DEFAULT_ENDP0_SIZE +#define DEFAULT_ENDP0_SIZE 8 /* default maximum packet size for endpoint 0 */ +#endif +#ifndef DEFAULT_ENDP1_SIZE +#define DEFAULT_ENDP1_SIZE 8 /* default maximum packet size for endpoint 1 */ +#endif +#ifndef MAX_PACKET_SIZE +#define MAX_PACKET_SIZE 64 /* maximum packet size */ +#endif +#ifndef USB_BO_CBW_SIZE +#define USB_BO_CBW_SIZE 0x1F /* 命令块CBW的总长度 */ +#define USB_BO_CSW_SIZE 0x0D /* 命令状态块CSW的总长度 */ +#endif +#ifndef USB_BO_CBW_SIG0 +#define USB_BO_CBW_SIG0 0x55 /* 命令块CBW识别标志'USBC' */ +#define USB_BO_CBW_SIG1 0x53 +#define USB_BO_CBW_SIG2 0x42 +#define USB_BO_CBW_SIG3 0x43 +#define USB_BO_CSW_SIG0 0x55 /* 命令状态块CSW识别标志'USBS' */ +#define USB_BO_CSW_SIG1 0x53 +#define USB_BO_CSW_SIG2 0x42 +#define USB_BO_CSW_SIG3 0x53 +#endif + +typedef struct _USB_SETUP_REQ { + uint8_t bRequestType; + uint8_t bRequest; + uint8_t wValueL; + uint8_t wValueH; + uint8_t wIndexL; + uint8_t wIndexH; + uint8_t wLengthL; + uint8_t wLengthH; +} USB_SETUP_REQ, *PUSB_SETUP_REQ; + +typedef USB_SETUP_REQ __xdata *PXUSB_SETUP_REQ; + +typedef struct _USB_DEVICE_DESCR { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bcdUSBL; + uint8_t bcdUSBH; + uint8_t bDeviceClass; + uint8_t bDeviceSubClass; + uint8_t bDeviceProtocol; + uint8_t bMaxPacketSize0; + uint8_t idVendorL; + uint8_t idVendorH; + uint8_t idProductL; + uint8_t idProductH; + uint8_t bcdDeviceL; + uint8_t bcdDeviceH; + uint8_t iManufacturer; + uint8_t iProduct; + uint8_t iSerialNumber; + uint8_t bNumConfigurations; +} USB_DEV_DESCR, *PUSB_DEV_DESCR; + +typedef USB_DEV_DESCR __xdata *PXUSB_DEV_DESCR; + +typedef struct _USB_CONFIG_DESCR { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t wTotalLengthL; + uint8_t wTotalLengthH; + uint8_t bNumInterfaces; + uint8_t bConfigurationValue; + uint8_t iConfiguration; + uint8_t bmAttributes; + uint8_t MaxPower; +} USB_CFG_DESCR, *PUSB_CFG_DESCR; + +typedef USB_CFG_DESCR __xdata *PXUSB_CFG_DESCR; + +typedef struct _USB_INTERF_DESCR { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bInterfaceNumber; + uint8_t bAlternateSetting; + uint8_t bNumEndpoints; + uint8_t bInterfaceClass; + uint8_t bInterfaceSubClass; + uint8_t bInterfaceProtocol; + uint8_t iInterface; +} USB_ITF_DESCR, *PUSB_ITF_DESCR; + +typedef USB_ITF_DESCR __xdata *PXUSB_ITF_DESCR; + +typedef struct _USB_ENDPOINT_DESCR { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bEndpointAddress; + uint8_t bmAttributes; + uint8_t wMaxPacketSizeL; + uint8_t wMaxPacketSizeH; + uint8_t bInterval; +} USB_ENDP_DESCR, *PUSB_ENDP_DESCR; + +typedef USB_ENDP_DESCR __xdata *PXUSB_ENDP_DESCR; + +typedef struct _USB_CONFIG_DESCR_LONG { + USB_CFG_DESCR cfg_descr; + USB_ITF_DESCR itf_descr; + USB_ENDP_DESCR endp_descr[1]; +} USB_CFG_DESCR_LONG, *PUSB_CFG_DESCR_LONG; + +typedef USB_CFG_DESCR_LONG __xdata *PXUSB_CFG_DESCR_LONG; + +typedef struct _USB_HUB_DESCR { + uint8_t bDescLength; + uint8_t bDescriptorType; + uint8_t bNbrPorts; + uint8_t wHubCharacteristicsL; + uint8_t wHubCharacteristicsH; + uint8_t bPwrOn2PwrGood; + uint8_t bHubContrCurrent; + uint8_t DeviceRemovable; + uint8_t PortPwrCtrlMask; +} USB_HUB_DESCR, *PUSB_HUB_DESCR; + +typedef USB_HUB_DESCR __xdata *PXUSB_HUB_DESCR; + +typedef struct _USB_HID_DESCR { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bcdHIDL; + uint8_t bcdHIDH; + uint8_t bCountryCode; + uint8_t bNumDescriptors; + uint8_t bDescriptorTypeX; + uint8_t wDescriptorLengthL; + uint8_t wDescriptorLengthH; +} USB_HID_DESCR, *PUSB_HID_DESCR; + +typedef USB_HID_DESCR __xdata *PXUSB_HID_DESCR; + +typedef struct _UDISK_BOC_CBW { /* command of BulkOnly USB-FlashDisk */ + uint8_t mCBW_Sig0; + uint8_t mCBW_Sig1; + uint8_t mCBW_Sig2; + uint8_t mCBW_Sig3; + uint8_t mCBW_Tag0; + uint8_t mCBW_Tag1; + uint8_t mCBW_Tag2; + uint8_t mCBW_Tag3; + uint8_t mCBW_DataLen0; + uint8_t mCBW_DataLen1; + uint8_t mCBW_DataLen2; + uint8_t mCBW_DataLen3; /* uppest byte of data length, always is 0 */ + uint8_t mCBW_Flag; /* transfer direction and etc. */ + uint8_t mCBW_LUN; + uint8_t mCBW_CB_Len; /* length of command block */ + uint8_t mCBW_CB_Buf[16]; /* command block buffer */ +} UDISK_BOC_CBW, *PUDISK_BOC_CBW; + +typedef UDISK_BOC_CBW __xdata *PXUDISK_BOC_CBW; + +typedef struct _UDISK_BOC_CSW { /* status of BulkOnly USB-FlashDisk */ + uint8_t mCSW_Sig0; + uint8_t mCSW_Sig1; + uint8_t mCSW_Sig2; + uint8_t mCSW_Sig3; + uint8_t mCSW_Tag0; + uint8_t mCSW_Tag1; + uint8_t mCSW_Tag2; + uint8_t mCSW_Tag3; + uint8_t mCSW_Residue0; /* return: remainder bytes */ + uint8_t mCSW_Residue1; + uint8_t mCSW_Residue2; + uint8_t mCSW_Residue3; /* uppest byte of remainder length, always is 0 */ + uint8_t mCSW_Status; /* return: result status */ +} UDISK_BOC_CSW, *PUDISK_BOC_CSW; + +typedef UDISK_BOC_CSW __xdata *PXUDISK_BOC_CSW; + +#endif // __USB_DEF__ + +//------------------------------------------------------------------------- +// The default data value for all Main items is zero +#define Main_INPUT 0x80 +#define Main_OUTPUT 0x90 +#define Main_FEATURE 0xB0 +#define Main_COLLECTION 0xA0 +#define Main_END_COLLECTION 0xC0 +// Collection Value +#define ColleVal_PHYSICAL 0x00 +#define ColleVal_APPLICATION 0x01 +#define ColleVal_LOGICAL 0x02 +#define ColleVal_REPORT 0x03 +#define ColleVal_NAMED_ARREY 0x04 +#define ColleVal_USAGE_SWITCH 0x05 +#define ColleVal_USAGE_MODIFIER 0x06 +//--------------------------------------------------------------- +// Global Items +#define Global_USAGE_PAGE 0x04 +#define Global_LOGICAL_MINIMUM 0x14 +#define Global_LOGICAL_MAXIMUM 0x24 +#define Global_PHYSICAL_MINIMUM 0X34 +#define Global_PHYSICAL_MAXIMUM 0X44 +#define Global_UNIT_EXPOLENT 0X54 +#define Global_UNIT 0x64 +#define Global_REPORT_SIZE 0x74 +#define Global_REPORT_ID 0x84 +#define Global_REPORT_COUNT 0x94 +#define Global_PUSH 0xA4 +#define Global_POP 0xB4 +// +#define UsagePage_GENERIC_DESKTOP 0x01 +#define UsagePage_LEDS 0x08 +#define UsagePage_BUTTON 0x09 +//--------------------------------------------------------------------------- +// Local Items +#define Local_USAGE 0x08 +#define Local_USAGE_MINIMUM 0x18 +#define Local_USAGE_MAXMUM 0x28 +#define Local_DESIGNATOR_INDEX 0X38 +#define Local_DESIGNATOR_MINIMUM 0X48 +#define Local_DESIGNATOR_MAXIMUM 0X58 + +#define Usage_POINTER 0x01 +#define Usage_MOUSE 0x02 +#define Game_Pad 0x05 +#define Usage_KEYBOARD 0x06 +#define Usage_X 0x30 +#define Usage_Y 0x31 +#define Usage_WHEEL 0x38 +#define Reserved 0x94 + +#define Success 0x00 +#define ID_Len_Err 0x01 +#define Not_Mouse 0x02 +#define Len_Err 0x03 +#define Unknow 0x0F + +typedef struct _HID_Device_Button { + unsigned char Usage_min; + unsigned char Usage_max; + unsigned short Logical_min; + unsigned short Logical_max; + unsigned char Size_bit; + unsigned char Size_reserved; +} BUTTON; + +typedef struct _HID_Device_XY { + unsigned short Logical_min; + unsigned short Logical_max; + unsigned char Size_bit; + unsigned char Size_reserved; +} XY; + +typedef struct _HID_Device_Wheel { + unsigned short Logical_min; + unsigned short Logical_max; + unsigned char Size_bit; + unsigned char Size_reserved; +} WHEEL; + +typedef struct _HID_Device_Mouse { + unsigned short X; + unsigned short Y; + unsigned char Left; + unsigned char Right; + unsigned char Middle; + char Wheel; + BUTTON Button; + XY X_Y; + WHEEL Wheel_; +} MOUSE; diff --git a/usbkbd/default.nix b/usbkbd/default.nix new file mode 100644 index 0000000..eddd03a --- /dev/null +++ b/usbkbd/default.nix @@ -0,0 +1,7 @@ +{ stdenvNoCC }: + +stdenvNoCC.mkDerivation { + pname = "numini-usbkbd"; + version = "0.1.0"; + src = ./.; +} diff --git a/usbkbd/main.c b/usbkbd/main.c new file mode 100644 index 0000000..9d5286d --- /dev/null +++ b/usbkbd/main.c @@ -0,0 +1,55 @@ +#include "ch559.h" +#include <compiler.h> +#include <stdint.h> + +#ifndef FREQ_SYS +#define FREQ_SYS 12000000 // System frequency is 12MHz +#endif + +static inline void delay() { + uint32_t i; + for (i = 0; i < (120000UL); i++) { + } + __asm__("nop"); +} + +void initUART0(unsigned long baud, int alt) { + unsigned long x; + if (alt) { + PORT_CFG |= bP0_OC; + P0_DIR |= bTXD_; + P0_PU |= bTXD_ | bRXD_; + PIN_FUNC |= bUART0_PIN_X; + } + + SM0 = 0; + SM1 = 1; + SM2 = 0; + REN = 1; + // RCLK = 0; + // TCLK = 0; + PCON |= SMOD; + x = (((unsigned long)FREQ_SYS / 8) / baud + 1) / 2; + + TMOD = TMOD & ~bT1_GATE & ~bT1_CT & ~MASK_T1_MOD | bT1_M1; + T2MOD = T2MOD | bTMR_CLK | bT1_CLK; + TH1 = (256 - x) & 255; + TR1 = 1; + TI = 1; +} + +void main() { + P4_DIR = 0b00001100; + P4_OUT = 0b00000100; + + initUART0(9600, 1); + + while (1) { + delay(); + P4_OUT ^= 0b00001100; + SBUF = 'Z'; + while (!TI) + ; + TI = 1; + } +} |