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eddyem 2020-11-20 01:14:53 +03:00
parent d6137006fd
commit 5186c6a3e0
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src/Makefile Normal file
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SUBDIRS = $(shell ls -d */)
.PHONY: $(SUBDIRS)
$(SUBDIRS):
$(MAKE) -C $@
.DEFAULT_GOAL := all
all: $(SUBDIRS)
print-% : ; @echo $* = $($*)

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#######################################################
# toolchain
CC = sdcc
OBJCOPY = objcopy
WCHISP ?= ch55tool -b
#######################################################
FREQ_SYS ?= 24000000
XRAM_SIZE ?= 0x0400
XRAM_LOC ?= 0x0000
CODE_SIZE ?= 0x3800
ROOT_DIR := $(dir $(abspath $(lastword $(MAKEFILE_LIST))))
CFLAGS := -V -mmcs51 --model-small \
--xram-size $(XRAM_SIZE) --xram-loc $(XRAM_LOC) \
--code-size $(CODE_SIZE) \
-I$(ROOT_DIR)/include -DFREQ_SYS=$(FREQ_SYS) \
$(EXTRA_FLAGS)
LFLAGS := $(CFLAGS)
RELS := $(C_FILES:.c=.rel)
print-% : ; @echo $* = $($*)
%.rel : %.c
$(CC) -c $(CFLAGS) $<
# Note: SDCC will dump all of the temporary files into this one, so strip the paths from RELS
# For now, get around this by stripping the paths off of the RELS list.
$(TARGET).ihx: $(RELS)
$(CC) $(notdir $(RELS)) $(LFLAGS) -o $(TARGET).ihx
$(TARGET).bin: $(TARGET).ihx
$(OBJCOPY) -I ihex -O binary $(TARGET).ihx $(TARGET).bin
flash: $(TARGET).bin
$(WCHISP) $(TARGET).bin
.DEFAULT_GOAL := all
all: $(TARGET).bin
clean:
rm -f \
$(notdir $(RELS:.rel=.asm)) \
$(notdir $(RELS:.rel=.lst)) \
$(notdir $(RELS:.rel=.mem)) \
$(notdir $(RELS:.rel=.rel)) \
$(notdir $(RELS:.rel=.rst)) \
$(notdir $(RELS:.rel=.sym)) \
$(notdir $(RELS:.rel=.adb)) \
$(TARGET).lk \
$(TARGET).map \
$(TARGET).mem \
$(TARGET).ihx

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Examples [from here](https://github.com/Blinkinlabs/ch554_sdcc].

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/********************************** (C) COPYRIGHT *******************************
* File Name : ADC.C
* Author : WCH
* Version : V1.0
* Date : 2019/07/22
* Description : CH554ADC sampling clock setting, ADC channel setting function, voltage comparison mode setting
*******************************************************************************/
#include "ch554.h"
#include "debug.h"
#include "adc.h"
#include "stdio.h"
#define SUCCESS 1
#define FAIL -1
//uint16_t UserData;
/*******************************************************************************
* Function Name : ADCInit(uint8_t div)
* Description : ADC sampling clock setting, module is turned on, interrupt is turned on
* Input : uint8_t speed clock setting
1 Slow 384 Fosc
0 Fast 96 Fosc
* Output : None
* Return : None
*******************************************************************************/
void ADCInit(uint8_t speed)
{
ADC_CFG &= ~bADC_CLK | speed;
ADC_CFG |= bADC_EN; //ADC power enable
#if ADC_INTERRUPT
ADC_IF = 0; //Clear interrupt
IE_ADC = 1; //Enable ADC interrupt
#endif
}
/*******************************************************************************
* Function Name : ADC_ChannelSelect(uint8_t ch)
* Description : ADC sampling enabled
* Input : uint8_t ch Use channel
* Output : None
* Return : SUCCESS
FAIL
*******************************************************************************/
uint8_t ADC_ChannelSelect(uint8_t ch)
{
if(ch == 0){ADC_CHAN1 =0;ADC_CHAN0=0;P1_DIR_PU &= ~bAIN0;} //AIN0
else if(ch == 1){ADC_CHAN1 =0;ADC_CHAN0=1;P1_DIR_PU &= ~bAIN1;} //AIN1
else if(ch == 2){ADC_CHAN1 =1;ADC_CHAN0=0;P1_DIR_PU &= ~bAIN2;} //AIN2
else if(ch == 3){ADC_CHAN1 =1;ADC_CHAN0=1;P3_DIR_PU &= ~bAIN3;} //AIN3
else return FAIL;
return SUCCESS;
}
/*******************************************************************************
* Function Name : VoltageCMPModeInit()
* Description : Voltage comparator mode initialization
* Input : uint8_t fo forward port 0 \ 1 \ 2 \ 3
uint8_t re Reverse port 1 \ 3
* Output : None
* Return : success SUCCESS
failure FAIL
*******************************************************************************/
uint8_t VoltageCMPModeInit(uint8_t fo,uint8_t re)
{
ADC_CFG |= bCMP_EN; // level comparison power enable
if(re == 1){
if(fo == 0) {ADC_CHAN1 =0;ADC_CHAN0=0;CMP_CHAN =0;} // AIN0 and AIN1
else if(fo == 2) {ADC_CHAN1 =1;ADC_CHAN0=0;CMP_CHAN =0;} //AIN2 and AIN1
else if(fo == 3) {ADC_CHAN1 =1;ADC_CHAN0=1;CMP_CHAN =0; } //AIN3 and AIN1
else return FAIL;
}
else if(re == 3){
if(fo == 0) {ADC_CHAN1 =0;ADC_CHAN0=0;CMP_CHAN =0;} //AIN0 and AIN1
else if(fo == 1) {ADC_CHAN1 =0;ADC_CHAN0=1;CMP_CHAN =0;} //AIN1 and AIN1
else if(fo == 2) {ADC_CHAN1 =1;ADC_CHAN0=0;CMP_CHAN =0;} //AIN2 and AIN1
else return FAIL;
}
else return FAIL;
#if ADC_INTERRUPT
CMP_IF = 0; //Clear interrupt
IE_ADC = 1; //Enable ADC interrupt
#endif
return SUCCESS;
}
#if ADC_INTERRUPT
// Must be copied into main if ADC is interrupt driven
/*******************************************************************************
* Function Name : ADCInterrupt(void)
* Description : ADC Interrupt service routine
*******************************************************************************/
/*
void ADCInterrupt(void) __interrupt(INT_NO_ADC) //ADC interrupt service routine, using register set 1
{
if(ADC_IF == 1) //ADC complete interrupt
{
UserData = ADC_DATA; //Take ADC sampling data
ADC_IF = 0; //Clear ADC interrupt flag
printf(" %d ",UserData);
}
if(CMP_IF == 1) //Voltage comparison complete interrupt
{
// UserData = ADC_CTRL&0x80 >> 7); //Save comparator result
CMP_IF = 0; //Clear Comparator Complete Interrupt
}
}
*/
#endif

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#ifndef __ADC_H__
#define __ADC_H__
/*******************************************************************************
* Function Name : ADCClkSet(uint8_t div)
* Description :ADC sampling clock setting, module is turned on, interrupt is turned on
* Input : uint8_t speed clock setting
0 Slow 384 Fosc
1 fast 96 Fosc
* Output : None
* Return : None
*******************************************************************************/
extern void ADCInit(uint8_t speed);
/*******************************************************************************
* Function Name : ADC_ChannelSelect(uint8_t ch)
* Description : ADC sampling channel settings
* Input : uint8_t ch uses channels 0-3
* Output : None
* Return : success SUCCESS
failure FAIL Channel setting out of range
*******************************************************************************/
extern uint8_t ADC_ChannelSelect(uint8_t ch);
/*******************************************************************************
* Function Name : VoltageCMPModeInit()
* Description : Voltage comparator mode initialization
* Input : uint8_t fo Forward port 0\1\2\3
uint8_t re Reverse port 1\3
* Output : None
* Return : success SUCCESS
failure FAIL
*******************************************************************************/
extern uint8_t VoltageCMPModeInit(uint8_t fo,uint8_t re);
#endif

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#pragma once
#define BOOT_ADDR 0x3800
void (* __data bootloader)(void) = BOOT_ADDR;

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/*--------------------------------------------------------------------------
CH554.H
Header file for CH554 microcontrollers.
****************************************
** Copyright (C) W.ch 1999-2014 **
** Web: http://wch.cn **
****************************************
--------------------------------------------------------------------------*/
#ifndef __CH554_H__
#define __CH554_H__
#include <compiler.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-Flash) 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 bLDO3V3_OFF 0x02 // disable 5V->3.3V LDO: 0=enable LDO for USB and internal oscillator under 5V power, 1=disable LDO, V33 pin input external 3.3V power
#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(CLOCK_CFG, 0xB9); // system clock config: lower 3 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 XI and XO 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 bROM_CLK_FAST 0x10 // flash-ROM clock frequency selection: 0=normal(for Fosc>=16MHz), 1=fast(for Fosc<16MHz)
#define bRST 0x08 // ReadOnly: pin RST input
#define bT2EX_ 0x08 // alternate pin for T2EX
#define bCAP2_ 0x08 // alternate pin for CAP2
#define MASK_SYS_CK_SEL 0x07 // bit mask of system clock Fsys selection
/*
Fxt = 24MHz(8MHz~25MHz for non-USB application), from external oscillator @XI&XO
Fosc = bOSC_EN_INT ? 24MHz : Fxt
Fpll = Fosc * 4 => 96MHz (32MHz~100MHz for non-USB application)
Fusb4x = Fpll / 2 => 48MHz (Fixed)
MASK_SYS_CK_SEL[2] [1] [0]
Fsys = Fpll/3 = 32MHz: 1 1 1
Fsys = Fpll/4 = 24MHz: 1 1 0
Fsys = Fpll/6 = 16MHz: 1 0 1
Fsys = Fpll/8 = 12MHz: 1 0 0
Fsys = Fpll/16 = 6MHz: 0 1 1
Fsys = Fpll/32 = 3MHz: 0 1 0
Fsys = Fpll/128 = 750KHz: 0 0 1
Fsys = Fpll/512 =187.5KHz: 0 0 0
*/
SFR(WAKE_CTRL, 0xA9); // 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_P1_3_LO 0x08 // enable wake-up by pin P1.3 low level
#define bWAK_RST_HI 0x04 // enable wake-up by pin RST high 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/65536
/* 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
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_PWMX, 0xE8, 5); // enable PWM1/2 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_TKEY, 0xE8, 1); // enable touch-key timer 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_PWMX 0x20 // PWM1/2 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_TKEY 0x02 // touch-key timer interrupt priority level
#define bIP_SPI0 0x01 // SPI0 interrupt priority level
SFR(GPIO_IE, 0xC7); // 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_P1_5_LO 0x20 // enable interrupt by pin P1.5 low level / falling edge
#define bIE_P1_4_LO 0x10 // enable interrupt by pin P1.4 low level / falling edge
#define bIE_P1_3_LO 0x08 // enable interrupt by pin P1.3 low level / falling edge
#define bIE_RST_HI 0x04 // enable interrupt by pin RST high level / rising edge
#define bIE_P3_1_LO 0x02 // enable interrupt by pin P3.1 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, data byte for Data-Flash reading/writing
SFR(ROM_DATA_H, 0x8F); // data high byte for flash-ROM writing
SFR(ROM_CTRL, 0x86); // WriteOnly: flash-ROM control
#define ROM_CMD_WRITE 0x9A // WriteOnly: flash-ROM word or Data-Flash byte write operation command
#define ROM_CMD_READ 0x8E // WriteOnly: Data-Flash byte read operation command
//sfr ROM_STATUS = 0x86; // ReadOnly: flash-ROM status
#define ROM_STATUS ROM_CTRL
#define bROM_ADDR_OK 0x40 // ReadOnly: flash-ROM writing 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
/* Port Registers */
SFR(P1, 0x90); // port 1 input & output
SBIT(SCK, 0x90, 7); // serial clock for SPI0
SBIT(TXD1, 0x90, 7); // TXD output for UART1
SBIT(TIN5, 0x90, 7); // TIN5 for Touch-Key
SBIT(MISO, 0x90, 6); // master serial data input or slave serial data output for SPI0
SBIT(RXD1, 0x90, 6); // RXD input for UART1
SBIT(TIN4, 0x90, 6); // TIN4 for Touch-Key
SBIT(MOSI, 0x90, 5); // master serial data output or slave serial data input for SPI0
SBIT(PWM1, 0x90, 5); // PWM output for PWM1
SBIT(TIN3, 0x90, 5); // TIN3 for Touch-Key
SBIT(UCC2, 0x90, 5); // CC2 for USB type-C
SBIT(AIN2, 0x90, 5); // AIN2 for ADC
SBIT(T2_, 0x90, 4); // alternate pin for T2
SBIT(CAP1_, 0x90, 4); // alternate pin for CAP1
SBIT(SCS, 0x90, 4); // slave chip-selection input for SPI0
SBIT(TIN2, 0x90, 4); // TIN2 for Touch-Key
SBIT(UCC1, 0x90, 4); // CC1 for USB type-C
SBIT(AIN1, 0x90, 4); // AIN1 for ADC
SBIT(TXD_, 0x90, 3); // alternate pin for TXD of UART0
SBIT(RXD_, 0x90, 2); // alternate pin for RXD of UART0
SBIT(T2EX, 0x90, 1); // external trigger input for timer2 reload & capture
SBIT(CAP2, 0x90, 1); // capture2 input for timer2
SBIT(TIN1, 0x90, 1); // TIN1 for Touch-Key
SBIT(VBUS2, 0x90, 1); // VBUS2 for USB type-C
SBIT(AIN0, 0x90, 1); // AIN0 for ADC
SBIT(T2, 0x90, 0); // external count input
SBIT(CAP1, 0x90, 0); // capture1 input for timer2
SBIT(TIN0, 0x90, 0); // TIN0 for Touch-Key
SFR(P1_MOD_OC, 0x92); // port 1 output mode: 0=push-pull, 1=open-drain
SFR(P1_DIR_PU, 0x93); // port 1 direction for push-pull or pullup enable for open-drain
// Pn_MOD_OC & Pn_DIR_PU: pin input & output configuration for Pn (n=1/3)
// 0 0: float input only, without pullup resistance
// 0 1: push-pull output, strong driving high level and low level
// 1 0: open-drain output and input without pullup resistance
// 1 1: quasi-bidirectional (standard 8051 mode), open-drain output and input with pullup resistance, just driving high level strongly for 2 clocks if turning output level from low to high
#define bSCK 0x80 // serial clock for SPI0
#define bTXD1 0x80 // TXD output for UART1
#define bMISO 0x40 // master serial data input or slave serial data output for SPI0
#define bRXD1 0x40 // RXD input for UART1
#define bMOSI 0x20 // master serial data output or slave serial data input for SPI0
#define bPWM1 0x20 // PWM output for PWM1
#define bUCC2 0x20 // CC2 for USB type-C
#define bAIN2 0x20 // AIN2 for ADC
#define bT2_ 0x10 // alternate pin for T2
#define bCAP1_ 0x10 // alternate pin for CAP1
#define bSCS 0x10 // slave chip-selection input for SPI0
#define bUCC1 0x10 // CC1 for USB type-C
#define bAIN1 0x10 // AIN1 for ADC
#define bTXD_ 0x08 // alternate pin for TXD of UART0
#define bRXD_ 0x04 // alternate pin for RXD of UART0
#define bT2EX 0x02 // external trigger input for timer2 reload & capture
#define bCAP2 bT2EX // capture2 input for timer2
#define bVBUS2 0x02 // VBUS2 for USB type-C
#define bAIN0 0x02 // AIN0 for ADC
#define bT2 0x01 // external count input or clock output for timer2
#define bCAP1 bT2 // capture1 input for timer2
SFR(P2, 0xA0); // port 2
SFR(P3, 0xB0); // port 3 input & output
SBIT(UDM, 0xB0, 7); // ReadOnly: pin UDM input
SBIT(UDP, 0xB0, 6); // ReadOnly: pin UDP input
SBIT(T1, 0xB0, 5); // external count input for timer1
SBIT(PWM2, 0xB0, 4); // PWM output for PWM2
SBIT(RXD1_, 0xB0, 4); // alternate pin for RXD1
SBIT(T0, 0xB0, 4); // external count input for timer0
SBIT(INT1, 0xB0, 3); // external interrupt 1 input
SBIT(TXD1_, 0xB0, 2); // alternate pin for TXD1
SBIT(INT0, 0xB0, 2); // external interrupt 0 input
SBIT(VBUS1, 0xB0, 2); // VBUS1 for USB type-C
SBIT(AIN3, 0xB0, 2); // AIN3 for ADC
SBIT(PWM2_, 0xB0, 1); // alternate pin for PWM2
SBIT(TXD, 0xB0, 1); // TXD output for UART0
SBIT(PWM1_, 0xB0, 0); // alternate pin for PWM1
SBIT(RXD, 0xB0, 0); // RXD input for UART0
SFR(P3_MOD_OC, 0x96); // port 3 output mode: 0=push-pull, 1=open-drain
SFR(P3_DIR_PU, 0x97); // port 3 direction for push-pull or pullup enable for open-drain
#define bUDM 0x80 // ReadOnly: pin UDM input
#define bUDP 0x40 // ReadOnly: pin UDP input
#define bT1 0x20 // external count input for timer1
#define bPWM2 0x10 // PWM output for PWM2
#define bRXD1_ 0x10 // alternate pin for RXD1
#define bT0 0x10 // external count input for timer0
#define bINT1 0x08 // external interrupt 1 input
#define bTXD1_ 0x04 // alternate pin for TXD1
#define bINT0 0x04 // external interrupt 0 input
#define bVBUS1 0x04 // VBUS1 for USB type-C
#define bAIN3 0x04 // AIN3 for ADC
#define bPWM2_ 0x02 // alternate pin for PWM2
#define bTXD 0x02 // TXD output for UART0
#define bPWM1_ 0x01 // alternate pin for PWM1
#define bRXD 0x01 // RXD input for UART0
SFR(PIN_FUNC, 0xC6); // pin function selection
#define bUSB_IO_EN 0x80 // USB UDP/UDM I/O pin enable: 0=P3.6/P3.7 as GPIO, 1=P3.6/P3.7 as USB
#define bIO_INT_ACT 0x40 // ReadOnly: GPIO interrupt request action status
#define bUART1_PIN_X 0x20 // UART1 alternate pin enable: 0=RXD1/TXD1 on P1.6/P1.7, 1=RXD1/TXD1 on P3.4/P3.2
#define bUART0_PIN_X 0x10 // UART0 alternate pin enable: 0=RXD0/TXD0 on P3.0/P3.1, 1=RXD0/TXD0 on P1.2/P1.3
#define bPWM2_PIN_X 0x08 // PWM2 alternate pin enable: 0=PWM2 on P3.4, 1=PWM2 on P3.1
#define bPWM1_PIN_X 0x04 // PWM1 alternate pin enable: 0=PWM1 on P1.5, 1=PWM1 on P3.0
#define bT2EX_PIN_X 0x02 // T2EX/CAP2 alternate pin enable: 0=T2EX/CAP2 on P1.1, 1=T2EX/CAP2 on RST
#define bT2_PIN_X 0x01 // T2/CAP1 alternate pin enable: 0=T2/CAP1 on P1.1, 1=T2/CAP1 on P1.4
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 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
/* 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); // low byte of timer 1 count
SFR(TH0, 0x8C); // high 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
SFR(TL2, 0xCC); // low byte of timer 2 count
SFR(TH2, 0xCD); // high byte of timer 2 count
SFR16(T2CAP1, 0xCE); // ReadOnly: capture 1 value for timer2
SFR(T2CAP1L, 0xCE); // ReadOnly: capture 1 value low byte for timer2
SFR(T2CAP1H, 0xCF); // ReadOnly: capture 1 value high byte for timer2
/* PWM1/2 Registers */
SFR(PWM_DATA2, 0x9B); // PWM data for PWM2
SFR(PWM_DATA1, 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
#define bPWM2_POLAR 0x40 // PWM2 output polarity: 0=default low and high action, 1=default high and low action
#define bPWM1_POLAR 0x20 // PWM1 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 bPWM2_OUT_EN 0x08 // PWM2 output enable
#define bPWM1_OUT_EN 0x04 // PWM1 output enable
#define bPWM_CLR_ALL 0x02 // force clear FIFO and count of PWM1/2
SFR(PWM_CK_SE, 0x9E); // clock divisor setting
/* 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_FIFO, 0xF8, 0); // ReadOnly: rx FIFO count for SPI0
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
#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
/* UART1 Registers */
SFR(SCON1, 0xC0); // UART1 control (serial port control)
SBIT(U1SM0, 0xC0, 7); // UART1 mode, selection data bit: 0=8 bits data, 1=9 bits data
SBIT(U1SMOD, 0xC0, 5); // UART1 2X baud rate selection: 0=slow(Fsys/32/(256-SBAUD1)), 1=fast(Fsys/16/(256-SBAUD1))
SBIT(U1REN, 0xC0, 4); // enable UART1 receiving
SBIT(U1TB8, 0xC0, 3); // the 9th transmitted data bit in 9 bits data mode
SBIT(U1RB8, 0xC0, 2); // 9th data bit received in 9 bits data mode, or stop bit received for 8 bits data mode
SBIT(U1TI, 0xC0, 1); // transmit interrupt flag, set by hardware after completion of a serial transmittal, need software clear
SBIT(U1RI, 0xC0, 0); // receive interrupt flag, set by hardware after completion of a serial receiving, need software clear
SFR(SBUF1, 0xC1); // UART1 data buffer: reading for receiving, writing for transmittal
SFR(SBAUD1, 0xC2); // UART1 baud rate setting
/* ADC and comparator Registers */
SFR(ADC_CTRL, 0x80); // ADC control
SBIT(CMPO, 0x80, 7); // ReadOnly: comparator result input
SBIT(CMP_IF, 0x80, 6); // flag for comparator result changed, direct bit address clear
SBIT(ADC_IF, 0x80, 5); // interrupt flag for ADC finished, direct bit address clear
SBIT(ADC_START, 0x80, 4); // set 1 to start ADC, auto cleared when ADC finished
SBIT(CMP_CHAN, 0x80, 3); // comparator IN- input channel selection: 0=AIN1, 1=AIN3
SBIT(ADC_CHAN1, 0x80, 1); // ADC/comparator IN+ channel selection high bit
SBIT(ADC_CHAN0, 0x80, 0); // ADC/comparator IN+ channel selection low bit
// ADC_CHAN1 & ADC_CHAN0: ADC/comparator IN+ channel selection
// 00: AIN0(P1.1)
// 01: AIN1(P1.4)
// 10: AIN2(P1.5)
// 11: AIN3(P3.2)
SFR(ADC_CFG, 0x9A); // ADC config
#define bADC_EN 0x08 // control ADC power: 0=shut down ADC, 1=enable power for ADC
#define bCMP_EN 0x04 // control comparator power: 0=shut down comparator, 1=enable power for comparator
#define bADC_CLK 0x01 // ADC clock frequency selection: 0=slow clock, 384 Fosc cycles for each ADC, 1=fast clock, 96 Fosc cycles for each ADC
SFR(ADC_DATA, 0x9F); // ReadOnly: ADC data
/* Touch-key timer Registers */
SFR(TKEY_CTRL, 0xC3); // touch-key control
#define bTKC_IF 0x80 // ReadOnly: interrupt flag for touch-key timer, cleared by writing touch-key control or auto cleared when start touch-key checking
#define bTKC_2MS 0x10 // touch-key timer cycle selection: 0=1mS, 1=2mS
#define bTKC_CHAN2 0x04 // touch-key channel selection high bit
#define bTKC_CHAN1 0x02 // touch-key channel selection middle bit
#define bTKC_CHAN0 0x01 // touch-key channel selection low bit
// bTKC_CHAN2 & bTKC_CHAN1 & bTKC_CHAN0: touch-key channel selection
// 000: disable touch-key
// 001: TIN0(P1.0)
// 010: TIN1(P1.1)
// 011: TIN2(P1.4)
// 100: TIN3(P1.5)
// 101: TIN4(P1.6)
// 110: TIN5(P1.7)
// 111: enable touch-key but disable all channel
SFR16(TKEY_DAT, 0xC4); // ReadOnly: touch-key data, little-endian
SFR(TKEY_DATL, 0xC4); // ReadOnly: low byte of touch-key data
SFR(TKEY_DATH, 0xC5); // ReadOnly: high byte of touch-key data
#define bTKD_CHG 0x80 // ReadOnly: indicate control changed, current data maybe invalid
/* USB/Host/Device Registers */
SFR(USB_C_CTRL, 0x91); // USB type-C control
#define bVBUS2_PD_EN 0x80 // USB VBUS2 10K pulldown resistance: 0=disable, 1=enable pullup
#define bUCC2_PD_EN 0x40 // USB CC2 5.1K pulldown resistance: 0=disable, 1=enable pulldown
#define bUCC2_PU1_EN 0x20 // USB CC2 pullup resistance control high bit
#define bUCC2_PU0_EN 0x10 // USB CC2 pullup resistance control low bit
#define bVBUS1_PD_EN 0x08 // USB VBUS1 10K pulldown resistance: 0=disable, 1=enable pullup
#define bUCC1_PD_EN 0x04 // USB CC1 5.1K pulldown resistance: 0=disable, 1=enable pulldown
#define bUCC1_PU1_EN 0x02 // USB CC1 pullup resistance control high bit
#define bUCC1_PU0_EN 0x01 // USB CC1 pullup resistance control low bit
// bUCC?_PU1_EN & bUCC?_PU0_EN: USB CC pullup resistance selection
// 00: disable pullup resistance
// 01: enable 56K pullup resistance for default USB power
// 10: enable 22K pullup resistance for 1.5A USB power
// 11: enable 10K pullup resistance for 3A USB power
SFR(UDEV_CTRL, 0xD1); // USB device physical port control
#define bUD_PD_DIS 0x80 // disable USB UDP/UDM pulldown resistance: 0=enable pulldown, 1=disable
#define bUD_DP_PIN 0x20 // ReadOnly: indicate current UDP pin level
#define bUD_DM_PIN 0x10 // ReadOnly: indicate current UDM pin level
#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 UHOST_CTRL = 0xD1; // USB host physical port control
#define UHOST_CTRL UDEV_CTRL
#define bUH_PD_DIS 0x80 // disable USB UDP/UDM pulldown resistance: 0=enable pulldown, 1=disable
#define bUH_DP_PIN 0x20 // ReadOnly: indicate current UDP pin level
#define bUH_DM_PIN 0x10 // ReadOnly: indicate current UDM pin level
#define bUH_LOW_SPEED 0x04 // enable USB port low speed: 0=full speed, 1=low speed
#define bUH_BUS_RESET 0x02 // control USB bus reset: 0=normal, 1=force bus reset
#define bUH_PORT_EN 0x01 // enable USB port: 0=disable, 1=enable port, automatic disabled if USB device detached
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_DM_LEVEL 0x02 // ReadOnly: indicate UDM level saved at device attached to USB host
#define bUMS_DEV_ATTACH 0x01 // ReadOnly: indicate device attached status on USB host
SFR(USB_RX_LEN, 0xDB); // ReadOnly: USB receiving length
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 1x: enable USB device and enable internal pullup resistance
// 1 00: enable USB host and normal status
// 1 01: enable USB host and force UDP/UDM output SE0 state
// 1 10: enable USB host and force UDP/UDM output J state
// 1 11: enable USB host and force UDP/UDM 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
SFR16(UEP2_DMA, 0xE4); // endpoint 2 buffer start address, little-endian
SFR(UEP2_DMA_L, 0xE4); // endpoint 2 buffer start address low byte
SFR(UEP2_DMA_H, 0xE5); // endpoint 2 buffer start address high byte
SFR16(UEP3_DMA, 0xE6); // endpoint 3 buffer start address, little-endian
SFR(UEP3_DMA_L, 0xE6); // endpoint 3 buffer start address low byte
SFR(UEP3_DMA_H, 0xE7); // endpoint 3 buffer start address high byte
SFR(UEP4_1_MOD, 0xEA); // endpoint 4/1 mode
#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
SFR(UEP2_3_MOD, 0xEB); // endpoint 2/3 mode
#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
SFR16(UEP0_DMA, 0xEC); // endpoint 0 buffer start address, little-endian
SFR(UEP0_DMA_L, 0xEC); // endpoint 0 buffer start address low byte
SFR(UEP0_DMA_H, 0xED); // endpoint 0 buffer start address high byte
SFR16(UEP1_DMA, 0xEE); // endpoint 1 buffer start address, little-endian
SFR(UEP1_DMA_L, 0xEE); // endpoint 1 buffer start address low byte
SFR(UEP1_DMA_H, 0xEF); // endpoint 1 buffer start 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
//sfr UH_EP_MOD = 0xEB; // host endpoint mode
#define UH_EP_MOD UEP2_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
//sfr16 UH_RX_DMA = 0xE4; // host rx endpoint buffer start address, little-endian
#define UH_RX_DMA UEP2_DMA
//sfr UH_RX_DMA_L = 0xE4; // host rx endpoint buffer start address low byte
#define UH_RX_DMA_L UEP2_DMA_L
//sfr UH_RX_DMA_H = 0xE5; // host rx endpoint buffer start address high byte
#define UH_RX_DMA_H UEP2_DMA_H
//sfr16 UH_TX_DMA = 0xE6; // host tx endpoint buffer start address, little-endian
#define UH_TX_DMA UEP3_DMA
//sfr UH_TX_DMA_L = 0xE6; // host tx endpoint buffer start address low byte
#define UH_TX_DMA_L UEP3_DMA_L
//sfr UH_TX_DMA_H = 0xE7; // host tx endpoint buffer start address high byte
#define UH_TX_DMA_H UEP3_DMA_H
/*----- XDATA: xRAM ------------------------------------------*/
#define XDATA_RAM_SIZE 0x0400 // size of expanded xRAM, xdata SRAM embedded chip
/*----- Reference Information --------------------------------------------*/
#define ID_CH554 0x54 // chip ID
/* Interrupt routine address and interrupt number */
#define INT_ADDR_INT0 0x0003 // interrupt vector address for INT0
#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_TKEY 0x003B // interrupt vector address for touch-key timer
#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_PWMX 0x005B // interrupt vector address for PWM1/2
#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
#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_TKEY 7 // interrupt number for touch-key timer
#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_PWMX 11 // interrupt number for PWM1/2
#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 0xC000 // start address of Data-Flash
#define BOOT_LOAD_ADDR 0x3800 // start address of boot loader program
#define ROM_CFG_ADDR 0x3FF8 // chip configuration information address
#define ROM_CHIP_ID_HX 0x3FFA // chip ID number highest byte (only low byte valid)
#define ROM_CHIP_ID_LO 0x3FFC // chip ID number low word
#define ROM_CHIP_ID_HI 0x3FFE // chip ID number high word
/*
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 0xA5 ;MOVX @DPTR1,A & INC DPTR1
DJNZ R7,LOOP
*/
#endif // __CH554_H__

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/*--------------------------------------------------------------------------
CH554.H
Header file for CH554 microcontrollers.
****************************************
** Copyright (C) W.ch 1999-2014 **
** Web: http://wch.cn **
****************************************
--------------------------------------------------------------------------*/
#ifndef __BASE_TYPE__
#define __BASE_TYPE__
/*----- constant and type define -----------------------------------------*/
#ifndef TRUE
#define TRUE 1
#define FALSE 0
#endif
#ifndef NULL
#define NULL 0
#endif
/*
#ifndef BOOL
typedef bit BOOL;
#endif
*/
#ifndef UINT8
typedef unsigned char UINT8;
#endif
#ifndef UINT16
typedef unsigned short UINT16;
#endif
#ifndef UINT32
typedef unsigned long UINT32;
#endif
#ifndef UINT8D
typedef unsigned char data UINT8D;
#endif
#ifndef UINT16D
typedef unsigned short data UINT16D;
#endif
#ifndef UINT32D
typedef unsigned long data UINT32D;
#endif
#ifndef UINT8I
typedef unsigned char idata UINT8I;
#endif
#ifndef UINT16I
typedef unsigned short idata UINT16I;
#endif
#ifndef UINT32I
typedef unsigned long idata UINT32I;
#endif
#ifndef UINT8X
typedef unsigned char xdata UINT8X;
#endif
#ifndef UINT16X
typedef unsigned short xdata UINT16X;
#endif
#ifndef UINT32X
typedef unsigned long xdata UINT32X;
#endif
#ifndef UINT8V
typedef unsigned char volatile UINT8V;
#endif
#ifndef UINT8DV
typedef unsigned char volatile data UINT8DV;
#endif
#ifndef UINT8XV
typedef unsigned char volatile xdata UINT8XV;
#endif
#ifndef UINT8PV
typedef unsigned char volatile pdata UINT8PV;
#endif
#ifndef UINT8C
typedef const unsigned char code UINT8C;
#endif
#ifndef PUINT8
typedef unsigned char *PUINT8;
#endif
#ifndef PUINT16
typedef unsigned short *PUINT16;
#endif
#ifndef PUINT32
typedef unsigned long *PUINT32;
#endif
#ifndef PUINT8I
typedef unsigned char idata *PUINT8I;
#endif
#ifndef PUINT16I
typedef unsigned short idata *PUINT16I;
#endif
#ifndef PUINT32I
typedef unsigned long idata *PUINT32I;
#endif
#ifndef PUINT8X
typedef unsigned char xdata *PUINT8X;
#endif
#ifndef PUINT16X
typedef unsigned short xdata *PUINT16X;
#endif
#ifndef PUINT32X
typedef unsigned long xdata *PUINT32X;
#endif
#ifndef PUINT8V
typedef unsigned char volatile *PUINT8V;
#endif
#ifndef PUINT8DV
typedef unsigned char volatile data *PUINT8DV;
#endif
#ifndef PUINT8XV
typedef unsigned char volatile xdata *PUINT8XV;
#endif
#ifndef PUINT8PV
typedef unsigned char volatile pdata *PUINT8PV;
#endif
#ifndef PUINT8C
typedef const unsigned char code *PUINT8C;
#endif
#ifndef STRUCT_OFFSET
#define STRUCT_OFFSET( s, m ) ( (UINT8)( & (((s) *)0) -> (m) ) ) /* get the offset address for a member of a structure */
#endif
#endif // __BASE_TYPE__

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/*--------------------------------------------------------------------------
CH554.H
Header file for CH554 microcontrollers.
****************************************
** Copyright (C) W.ch 1999-2014 **
** Web: http://wch.cn **
****************************************
--------------------------------------------------------------------------*/
#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__

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/********************************** (C) COPYRIGHT *******************************
* File Name : Debug.C
* Author : WCH
* Version : V1.0
* Date : 2017/01/20
* Description : CH554 DEBUG Interface
CH554 main frequency modification, delay function definition
Serial port 0 and serial port 1 initialization
Serial port 0 and serial port 1 transceiver subfunctions
Watchdog initialization
*******************************************************************************/
#include <stdint.h>
#include "ch554.h"
#include "debug.h"
/*******************************************************************************
* Function Name : mDelayus(UNIT16 n)
* Description : us delay function
* Input : UNIT16 n
* Output : None
* Return : None
*******************************************************************************/
void mDelayuS( uint16_t n ) // Delay in uS
{
#ifdef FREQ_SYS
#if FREQ_SYS <= 6000000
n >>= 2;
#endif
#if FREQ_SYS <= 3000000
n >>= 2;
#endif
#if FREQ_SYS <= 750000
n >>= 4;
#endif
#endif
while ( n ) { // total = 12~13 Fsys cycles, 1uS @Fsys=12MHz
++ SAFE_MOD; // 2 Fsys cycles, for higher Fsys, add operation here
#ifdef FREQ_SYS
#if FREQ_SYS >= 14000000
++ SAFE_MOD;
#endif
#if FREQ_SYS >= 16000000
++ SAFE_MOD;
#endif
#if FREQ_SYS >= 18000000
++ SAFE_MOD;
#endif
#if FREQ_SYS >= 20000000
++ SAFE_MOD;
#endif
#if FREQ_SYS >= 22000000
++ SAFE_MOD;
#endif
#if FREQ_SYS >= 24000000
++ SAFE_MOD;
#endif
#if FREQ_SYS >= 26000000
++ SAFE_MOD;
#endif
#if FREQ_SYS >= 28000000
++ SAFE_MOD;
#endif
#if FREQ_SYS >= 30000000
++ SAFE_MOD;
#endif
#if FREQ_SYS >= 32000000
++ SAFE_MOD;
#endif
#endif
-- n;
}
}
/*******************************************************************************
* Function Name : mDelayms(UNIT16 n)
* Description : ms delay function
* Input : UNIT16 n
* Output : None
* Return : None
*******************************************************************************/
void mDelaymS( uint16_t n ) // Delay in mS
{
while ( n ) {
#ifdef DELAY_MS_HW
while ( ( TKEY_CTRL & bTKC_IF ) == 0 );
while ( TKEY_CTRL & bTKC_IF );
#else
mDelayuS( 1000 );
#endif
-- n;
}
}
#if SDCC < 370
void putchar(char c)
{
while (!TI); /* assumes UART is initialized */
TI = 0;
SBUF = c;
}
char getchar() {
while(!RI); /* assumes UART is initialized */
RI = 0;
return SBUF;
}
#else
int putchar(int c)
{
while (!TI); /* assumes UART is initialized */
TI = 0;
SBUF = c & 0xFF;
return c;
}
int getchar() {
while(!RI); /* assumes UART is initialized */
RI = 0;
return SBUF;
}
#endif

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/* Debug */
/* Provide printf subroutine and delay function */
#pragma once
#include <ch554.h>
#include <stdint.h>
#ifndef UART0_BAUD
#define UART0_BAUD 9600
#endif
#ifndef UART1_BAUD
#define UART1_BAUD 9600
#endif
void mDelayuS (uint16_t n); // Delay in units of uS
void mDelaymS (uint16_t n); // Delay in mS
/*******************************************************************************
* Function Name : CfgFsys( )
* Description : CH554 clock selection and configuration function, Fsys 6MHz is used by default, FREQ_SYS can be passed
CLOCK_CFG configuration, the formula is as follows:
Fsys = (Fosc * 4 / (CLOCK_CFG & MASK_SYS_CK_SEL); the specific clock needs to be configured by yourself
*******************************************************************************/
inline void CfgFsys()
{
SAFE_MOD = 0x55;
SAFE_MOD = 0xAA;
// CLOCK_CFG |= bOSC_EN_XT; // Enable external crystal
// CLOCK_CFG & = ~ bOSC_EN_INT; // Turn off the internal crystal
#if FREQ_SYS == 32000000
CLOCK_CFG = CLOCK_CFG & ~ MASK_SYS_CK_SEL | 0x07; // 32MHz
#elif FREQ_SYS == 24000000
CLOCK_CFG = CLOCK_CFG & ~ MASK_SYS_CK_SEL | 0x06; // 24MHz
#elif FREQ_SYS == 16000000
CLOCK_CFG = CLOCK_CFG & ~ MASK_SYS_CK_SEL | 0x05; // 16MHz
#elif FREQ_SYS == 12000000
CLOCK_CFG = CLOCK_CFG & ~ MASK_SYS_CK_SEL | 0x04; // 12MHz
#elif FREQ_SYS == 6000000
CLOCK_CFG = CLOCK_CFG & ~ MASK_SYS_CK_SEL | 0x03; // 6MHz
#elif FREQ_SYS == 3000000
CLOCK_CFG = CLOCK_CFG & ~ MASK_SYS_CK_SEL | 0x02; // 3MHz
#elif FREQ_SYS == 750000
CLOCK_CFG = CLOCK_CFG & ~ MASK_SYS_CK_SEL | 0x01; // 750KHz
#elif FREQ_SYS == 187500
CLOCK_CFG = CLOCK_CFG & ~ MASK_SYS_CK_SEL | 0x00; // 187.5MHz
#else
#warning FREQ_SYS invalid or not set
#endif
SAFE_MOD = 0x00;
}
/*******************************************************************************
* Function Name : CH554UART0Alter()
* Description : CH554 serial port 0 pin mapping, serial port mapping to P0.2 and P0.3
*******************************************************************************/
inline void CH554UART0Alter()
{
PIN_FUNC |= bUART0_PIN_X; // P1.2 & P1.3
}
/*******************************************************************************
* Function Name : mInitSTDIO()
* Description : CH554 serial port 0 is initialized, T1 is used as the baud rate generator of UART0 by default, T2 can also be used
As a baud rate generator
*******************************************************************************/
inline void mInitSTDIO( )
{
uint32_t x;
uint8_t x2;
SM0 = 0;
SM1 = 1;
SM2 = 0; //Serial port 0 usage mode 1
//Use Timer1 as a baud rate generator
RCLK = 0; //UART0 receive clock
TCLK = 0; //UART0 transmit clock
PCON |= SMOD;
x = 10 * FREQ_SYS / UART0_BAUD / 16; //If you change the main frequency, be careful not to overflow the value of x
x2 = x % 10;
x /= 10;
if ( x2 >= 5 ) x ++; //rounding
TMOD = TMOD & ~ bT1_GATE & ~ bT1_CT & ~ MASK_T1_MOD | bT1_M1; //0X20, Timer1 as 8-bit auto-reload timer
T2MOD = T2MOD | bTMR_CLK | bT1_CLK; //Timer1 clock selection
TH1 = 0-x; //12MHz crystal oscillator, buad / 12 is the actual need to set the baud rate
TR1 = 1; //Start timer 1
TI = 1;
REN = 1; //Serial 0 receive enable
}
/*******************************************************************************
* Function Name : CH554UART0RcvByte()
* Description : CH554UART0 receives a byte
* Return : SBUF
*******************************************************************************/
inline uint8_t CH554UART0RcvByte( )
{
while(RI == 0); // wait for uart rx interrupt flag
RI = 0;
return SBUF;
}
/*******************************************************************************
* Function Name : CH554UART0SendByte(uint8_t SendDat)
* Description : CH554UART0 sends a byte
* Input : uint8_t SendDat; the data to be sent
*******************************************************************************/
inline void CH554UART0SendByte(uint8_t SendDat)
{
SBUF = SendDat;
while(TI ==0); // wait for transmit to finish (TI == 1)
TI = 0;
}
/*******************************************************************************
* Function Name : CH554UART1Alter()
* Description : Set the alternate pin mappings for UART1 (TX on P3.2, RX on P3.4)
*******************************************************************************/
inline void CH554UART1Alter()
{
PIN_FUNC |= bUART1_PIN_X;
}
/*******************************************************************************
* Function Name : UART1Setup()
* Description : CH554
*******************************************************************************/
inline void UART1Setup()
{
U1SM0 = 0;
U1SMOD = 1;
U1REN = 1;
// should correct for rounding in SBAUD1 calculation
SBAUD1 = 256 - FREQ_SYS/16/UART1_BAUD;
}
/*******************************************************************************
* Function Name : CH554UART1RcvByte()
* Description : CH554UART1
* Return : SBUF
*******************************************************************************/
inline uint8_t CH554UART1RcvByte( )
{
while(U1RI == 0);
U1RI = 0;
return SBUF1;
}
/*******************************************************************************
* Function Name : CH554UART1SendByte(uint8_t SendDat)
* Description : CH554UART1
* Input : uint8_t SendDat
*******************************************************************************/
inline void CH554UART1SendByte(uint8_t SendDat)
{
SBUF1 = SendDat;
while(U1TI ==0);
U1TI = 0;
}
#if SDCC < 370
void putchar(char c);
char getchar();
#else
int putchar(int c);
int getchar(void);
#endif
/*******************************************************************************
* Function Name : CH554WDTModeSelect(uint8_t mode)
* Description : CH554 watchdog mode selection
* Input : uint8_t mode
0 timer
1 watchDog
* Output : None
* Return : None
*******************************************************************************/
inline void CH554WDTModeSelect(uint8_t mode)
{
SAFE_MOD = 0x55;
SAFE_MOD = 0xaa; //Enter Safe Mode
if(mode){
GLOBAL_CFG |= bWDOG_EN; //Start watchdog reset
}
else GLOBAL_CFG &= ~bWDOG_EN; //Start watchdog only as a timer
SAFE_MOD = 0x00; //exit safe Mode
WDOG_COUNT = 0; //Watchdog assignment initial value
}
/*******************************************************************************
* Function Name : CH554WDTFeed(uint8_t tim)
* Description : CH554 watchdog timer time setting
* Input : uint8_t tim watchdog reset time setting
00H(6MHz)=2.8s
80H(6MHz)=1.4s
* Output : None
* Return : None
*******************************************************************************/
inline void CH554WDTFeed(uint8_t tim)
{
WDOG_COUNT = tim; // Watchdog counter assignment
}

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/********************************** (C) COPYRIGHT *******************************
* File Name : I2C.C
* Author : Zhiyuan Wan
* License : MIT
* Version : V1.0
* Date : 2018/03/17
* Description : 8051 Software I2C
*******************************************************************************/
#include <8051.h>
#include <stdint.h>
#include "i2c.h"
#ifdef I2C_DEFAULT
#define I2C_SDAT P3_4
#define I2C_SCLK P3_3
#endif
#ifndef I2C_SDAT
#define I2C_SDAT P3_4
#endif
#ifndef I2C_SCLK
#define I2C_SCLK P3_3
#endif
void i2c_init()
{ /* GPIO port initial */
I2C_SDAT = 1;
I2C_SCLK = 1;
}
void i2c_delay()
{
volatile char i = 1;
while(i--);
}
void i2c_start()
{
I2C_SDAT = 1;
I2C_SCLK = 1;
i2c_delay();
I2C_SDAT = 0;
i2c_delay();
I2C_SCLK = 0;
i2c_delay();
}
void i2c_stop()
{
I2C_SDAT = 0;
I2C_SCLK = 1;
i2c_delay();
I2C_SDAT = 1;
i2c_delay();
}
void i2c_write(unsigned char data)
{
int i;
for(i = 0; i < 8; i++)
{
data <<= 1;
I2C_SDAT = CY;
I2C_SCLK = 1;
i2c_delay();
I2C_SCLK = 0;
i2c_delay();
}
}
unsigned char i2c_read()
{
int i;
uint8_t ret = 0;
I2C_SDAT = 1;
for(i = 0; i < 8; i++)
{
ret <<= 1;
I2C_SCLK = 1;
i2c_delay();
if(I2C_SDAT)
ret |= 0x01;
I2C_SCLK = 0;
i2c_delay();
}
return ret;
}
bool i2c_read_ack()
{
bool status;
I2C_SDAT = 1;
I2C_SCLK = 1;
i2c_delay();
status = I2C_SDAT;
I2C_SCLK = 0;
i2c_delay();
return !status;
}
bool i2c_read_nak()
{
return !i2c_read_ack();
}

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/********************************** (C) COPYRIGHT *******************************
* File Name : I2C.H
* Author : Zhiyuan Wan
* License : MIT
* Version : V1.0
* Date : 2018/03/17
* Description : 8051 软件 I2C
*******************************************************************************/
#ifndef _I2C_H_
#define _I2C_H_
typedef __bit bool;
extern void i2c_init();
extern void i2c_start();
extern void i2c_stop();
extern void i2c_write(unsigned char data);
extern bool i2c_read_ack();
extern bool i2c_read_nak();
extern unsigned char i2c_read();
#define TW_READ 0x01
#endif

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#pragma once
#define SetPWMClk(CK_SE) (PWM_CK_SE = CK_SE) //Frequency division, default clock Fsys
#define SetPWM1Dat(dat) (PWM_DATA1 = dat) //Set PWM output duty cycle
#define SetPWM2Dat(dat) (PWM_DATA2 = dat)
#define PWM1PinAlter( ) {PIN_FUNC |= bPWM1_PIN_X;} // PWM mapping pin P30
#define PWM2PinAlter( ) {PIN_FUNC |= bPWM2_PIN_X;} // PWM mapping pin P31
#define ForceClearPWMFIFO( ) {PWM_CTRL |= bPWM_CLR_ALL;} //强制清除PWM FIFO和COUNT
#define CancelClearPWMFIFO( ) {PWM_CTRL &= ~bPWM_CLR_ALL;} //取消清除PWM FIFO和COUNT
#define PWM1OutEnable() (PWM_CTRL |= bPWM1_OUT_EN) //允许PWM1输出
#define PWM2OutEnable() (PWM_CTRL |= bPWM2_OUT_EN) //允许PWM2输出
#define DsiablePWM1Out() (PWM_CTRL &= ~bPWM1_OUT_EN) //关闭PWM1输出
#define DisablePWM2Out() (PWM_CTRL &= ~bPWM2_OUT_EN) //关闭PWM2输出
#define PWM1OutPolarHighAct()(PWM_CTRL &= ~bPWM1_POLAR) //PWM1输出默认低，高有效
#define PWM2OutPolarHighAct()(PWM_CTRL &= ~bPWM2_POLAR) //PWM2输出默认低，高有效
#define PWM1OutPolarLowAct() (PWM_CTRL |= bPWM1_POLAR) //PWM1输出默认高，低有效
#define PWM2OutPolarLowAct() (PWM_CTRL |= bPWM2_POLAR) //PWM2输出默认高，低有效
#define PWMInterruptEnable() {PWM_CTRL |= bPWM_IF_END | bPWM_IE_END; IE_PWMX = 1;}
#define PWMInterruptDisable() {IE_PWMX = 0;}

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/********************************** (C) COPYRIGHT *******************************
* File Name : SPI.C
* Author : WCH
* Version : V1.0
* Date : 2017/07/05
* Description : CH554 SPIÖ÷¡¢´Óģʽ½Ó¿Úº¯Êý
×¢£ºÆ¬Ñ¡ÓÐЧʱ£¬´Ó»ú»á×Ô¯¼ÓÔØSPI0_S_PREµÄÔ¤ÖÃÖµµ½·¢ËÍÒÆλ»º³åÇø£¬ËùÒÔ×îºÃ¿ÉÒÔÔÚƬѡ
ÓÐЧǰÏòSPI0_S_PRE¼Ä´æÆ÷дÈëÔ¤·¢Öµ£¬»òÕßÔÚÖ÷»ú˪ÆúÊ׸ö½ÓÊÕ×Ö½Ú£¬·¢ËÍʱעÒâÖ÷»ú»áÏÈ
È¡×ßSPI0_S_PREÀïÃæµÄÖµ²úÉúÒ»¸öS0_IF_BYTEÖÐÏ¡£
Èç¹ûƬѡ´ÓÎÞЧµ½ÓÐЧ£¬´Ó»úÊ×ÏȽøÐз¢Ë͵Ļ°£¬×îºÃ°ÑÊä³öµÄÊ××ֽڷŵ½SPI0_S_PRE¼Ä´æÆ÷ÖУ»
Èç¹ûÒѾ­´¦ÓÚƬѡÓÐЧµÄ»°£¬Êý¾ÝÊý¾ÝʹÓÃSPI0_DATA¾Í¿ÉÒÔ
*******************************************************************************/
#include <ch554.h>
#include "spi.h"
/*******************************************************************************
* Function Name : SPIMasterModeSet( uint8_t mode )
* Description : SPIÖ÷»úģʽ³õʼ»¯
* Input : uint8_t mode
* Output : None
* Return : None
*******************************************************************************/
void SPIMasterModeSet(uint8_t mode)
{
SPI0_SETUP = 0; //Masterģʽ,¸ßλÔÚÇ°
if(mode == 0){
SPI0_CTRL = 0x60; //ģʽ0
}
else if(mode == 3){
SPI0_CTRL = 0x68; //ģʽ3
}
P1_MOD_OC &= 0x0F;
P1_DIR_PU |= 0xB0; //SCS,MOSI,SCKÉèÍÆÍìÊä³ö
P1_DIR_PU &= 0xBF; //MISOÉ踡¿ÕÊäÈë
// Set clock speed
SPI0_CK_SE = 0x02;
}
/*******************************************************************************
* Function Name : CH554SPIInterruptInit()
* Description : CH554SPIÖÐϳõʼ»¯
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void CH554SPIInterruptInit()
{
//IP_EX |= bIP_SPI0; //SPI0ÖжÏÓÅÏȼ¶ÉèÖÃ
SPI0_SETUP |= bS0_IE_FIFO_OV | bS0_IE_BYTE; //ʹÄܽÓÊÕ1×Ö½ÚÖжϣ¬Ê¹ÄÜFIFOÒç³öÖжÏ
SPI0_CTRL |= bS0_AUTO_IF; //×Ô¶¯ÇåS0_IF_BYTEÖжϱêÖ¾
SPI0_STAT |= 0xff; //Çå¿ÕSPI0ÖжϱêÖ¾
#ifdef SPI_Interrupt
IE_SPI0 = 1; //ʹÄÜSPI0ÖжÏ
#endif
}
/*******************************************************************************
* Function Name : CH554SPIMasterWrite(uint8_t dat)
* Description : CH554Ó²¼þSPIдÊý¾Ý,Ö÷»úģʽ
* Input : uint8_t dat Êý¾Ý
* Output : None
* Return : None
*******************************************************************************/
void CH554SPIMasterWrite(uint8_t dat)
{
SPI0_DATA = dat;
while(S0_FREE == 0); //µÈ´ý´«ÊäÍê³É
//Èç¹ûbS0_DATA_DIRΪ1£¬´Ë´¦¿ÉÒÔÖ±½Ó¶ÁÈ¡Ò»¸ö×Ö½ÚµÄÊý¾ÝÓÃÓÚ¿ìËÙ¶Áд
}
/*******************************************************************************
* Function Name : CH554SPIMasterRead( )
* Description : CH554Ó²¼þSPI0ÁÊý¾Ý£¬Ö÷»úģʽ
* Input : None
* Output : None
* Return : uint8_t ret
*******************************************************************************/
uint8_t CH554SPIMasterRead()
{
SPI0_DATA = 0xff;
while(S0_FREE == 0);
return SPI0_DATA;
}
/*******************************************************************************
* Function Name : SPISlvModeSet( )
* Description : SPI´Ó»úģʽ³õʼ»¯
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void SPISlvModeSet( )
{
SPI0_SETUP = 0x80; //Slvģʽ,¸ßλÔÚÇ°
SPI0_CTRL = 0x81; //¶ÁдFIFO,×Ô¶¯ÇåS0_IF_BYTE±êÖ¾
P1_MOD_OC &= 0x0F;
P1_DIR_PU &= 0x0F; //SCS,MOSI,SCK,MISOÈ«ÉèÖø¡¿ÕÊäÈë
}
/*******************************************************************************
* Function Name : CH554SPISlvWrite(uint8_t dat)
* Description : CH554Ó²¼þSPIдÊý¾Ý£¬´Ó»úģʽ
* Input : uint8_t dat Êý¾Ý
* Output : None
* Return : None
*******************************************************************************/
void CH554SPISlvWrite(uint8_t dat)
{
SPI0_DATA = dat;
while(S0_IF_BYTE==0);
S0_IF_BYTE = 0;
}
/*******************************************************************************
* Function Name : CH554SPISlvRead( )
* Description : CH554Ó²¼þSPI0ÁÊý¾Ý£¬´Ó»úģʽ
* Input : None
* Output : None
* Return : uint8_t ret
*******************************************************************************/
uint8_t CH554SPISlvRead()
{
while(S0_IF_BYTE==0);
S0_IF_BYTE = 0;
return SPI0_DATA;
}

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#pragma once
#include <stdint.h>
#define SPI_CK_SET( n ) (SPI0_CK_SE = n) //SPIʱÖÓÉèÖú¯Êý
#define SPIMasterAssertCS() (SCS = 0)
#define SPIMasterDeassertCS() (SCS = 1)
/*******************************************************************************
* Function Name : SPIMasterModeSet( uint8_t mode )
* Description : SPIÖ÷»úģʽ³õʼ»¯
* Input : uint8_t mode
* Output : None
* Return : None
*******************************************************************************/
void SPIMasterModeSet(uint8_t mode);
/*******************************************************************************
* Function Name : CH554SPIInterruptInit()
* Description : CH554SPIÖÐϳõʼ»¯
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void CH554SPIInterruptInit();
/*******************************************************************************
* Function Name : CH554SPIMasterWrite(uint8_t dat)
* Description : CH554Ó²¼þSPIдÊý¾Ý£¬Ö÷»úģʽ
* Input : uint8_t dat Êý¾Ý
* Output : None
* Return : None
*******************************************************************************/
void CH554SPIMasterWrite(uint8_t dat);
/*******************************************************************************
* Function Name : CH554SPIMasterRead( )
* Description : CH554Ó²¼þSPI0ÁÊý¾Ý£¬Ö÷»úģʽ
* Input : None
* Output : None
* Return : uint8_t ret
*******************************************************************************/
uint8_t CH554SPIMasterRead();
/*******************************************************************************
* Function Name : SPISlvModeSet( )
* Description : SPI´Ó»úģʽ³õʼ»¯
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void SPISlvModeSet( );
/*******************************************************************************
* Function Name : CH554SPISlvWrite(uint8_t dat)
* Description : CH554Ó²¼þSPIдÊý¾Ý£¬´Ó»úģʽ
* Input : uint8_t dat Êý¾Ý
* Output : None
* Return : None
*******************************************************************************/
void CH554SPISlvWrite(uint8_t dat);
/*******************************************************************************
* Function Name : CH554SPISlvRead( )
* Description : CH554Ó²¼þSPI0ÁÊý¾Ý£¬´Ó»úģʽ
* Input : None
* Output : None
* Return : uint8_t ret
*******************************************************************************/
uint8_t CH554SPISlvRead();

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/********************************** (C) COPYRIGHT *******************************
* File Name : TouchKey.C
* Author : WCH
* Version : V1.1
* Date : 2017/07/05
* Description : CH554Touch button sampling interval setting, channel selection and switching, and interrupt processing function
*******************************************************************************/
#include <stdint.h>
#include <stdio.h>
#include "ch554.h"
#include "debug.h"
#include "touchkey.h"
uint16_t KeyFree[KEY_LAST-KEY_FIRST+1]; //Touch idle value storage, used to compare the state of the key
volatile uint8_t KeyBuf = 0; //Touch button status, 0 means no button, non-zero means currently detected button is pressed
volatile uint16_t KeyData;
/*******************************************************************************
* Function Name : GetTouchKeyFree()
* Description : Get the value of the touch button idle state
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void GetTouchKeyFree()
{
uint8_t i, j;
for(i = KEY_FIRST; i<= KEY_LAST; ++i)
KeyFree[i-KEY_FIRST] = 0;
for(j = 0; j < 4; ++j){
for(i = KEY_FIRST; i<= KEY_LAST; ++i){
TKEY_CTRL = ((TKEY_CTRL & 0xF8) | i) + 1;
while((TKEY_CTRL & bTKC_IF) == 0);
uint16_t val = TKEY_DAT & 0x3FFF;
KeyFree[i-KEY_FIRST] += val;
}
}
for(i = KEY_FIRST; i<= KEY_LAST; ++i)
KeyFree[i-KEY_FIRST] /= 4;
#if INTERRUPT_TouchKey
IE_TKEY = 1; //Enable Touch_Key interrupt
#endif
}
/*******************************************************************************
* Function Name : TouchKeyChannelSelect(uint8_t ch)
* Description : Touch key channel selection
* Input : uint8_t ch Use channel
0~5 Representing sampling channels
* Output : None
* Return : success 1
failure 0 Unsupported channel
*******************************************************************************/
uint8_t TouchKeyChannelSelect(uint8_t ch)
{
KeyBuf = 0;
if(ch < 6)
{
TKEY_CTRL = ((TKEY_CTRL & 0xF8) | ch)+1;
return 1;
}
return 0;
}
#if INTERRUPT_TouchKey
/*******************************************************************************
* Function Name : TouchKeyInterrupt(void)
* Description : Touch_Key Interrupt service routine
*******************************************************************************/
void TouchKeyInterrupt( void ) interrupt INT_NO_TKEY using 1 //Touch_Key interrupt service routine, use register set 1
{
uint8_t ch;
uint16_t KeyData;
KeyData = TKEY_DAT & 0x3fff; //Keep 87us, take it away as soon as possible
ch = TKEY_CTRL&7; //Get current sampling channel
if ( ch > KEY_LAST ){
TKEY_CTRL = ((TKEY_CTRL & 0xF8) | KEY_FIRST) + 1;
}
else
{
TKEY_CTRL ++; //Switch to the next sampling channel
}
if ( KeyData < (KeyFree[ch-KEY_FIRST] - KEY_ACT) ) //If the condition is met, it means that the key is pressed
{
KeyBuf=ch; //You can perform key action processing here or set a flag to notify main for processing
}
}
#else
/*******************************************************************************
* Function Name : TouchKeyChannelQuery()
* Description : Touch button channel status query
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void TouchKeyChannelQuery()
{
uint8_t ch;
while((TKEY_CTRL&bTKC_IF) == 0); //When bTKC_IF becomes 1, the sampling of this cycle is completed
KeyData = TKEY_DAT & 0x3FFF; //Keep 87us, take it away as soon as possible
ch = (TKEY_CTRL&7) - 1; //Get current sampling channel
if ( ch == KEY_LAST ){
TKEY_CTRL = (TKEY_CTRL & 0xF8 | KEY_FIRST) + 1; //Start sampling from the first channel
}
else
{
++TKEY_CTRL; //Switch to the next sampling channel
}
if ( KeyData < (KeyFree[ch-KEY_FIRST] - KEY_ACT) ) //If the condition is met, it means that the key is pressed
{
KeyBuf=ch; //You can perform key action processing here or set a flag to notify main for processing
}
}
#endif

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#pragma once
//#define INTERRUPT_TouchKey 0 //Open TouchKey interrupt mode
#define KEY_FIRST 4 //Sampling start channel
#define KEY_LAST 5 //End of sampling channel
#define KEY_ACT 500 // Button is pressed, the channel sampling value decreases, the value decreases, the sensitivity is high, the value increases, the sensitivity is low
extern uint16_t KeyFree[KEY_LAST-KEY_FIRST+1]; //Touch idle value storage, used to compare the state of the key
extern volatile uint8_t KeyBuf; //Touch button status, 0 means no button, 1 means currently detected button is pressed
extern volatile uint16_t KeyData;
#define TouchKeyOFF() {TKEY_CTRL &= 0xF8;} //Turn off the capacitance detection, only for 1ms or 2ms timer interrupt
#define TouchKeyON_NoChannel() {TKEY_CTRL = TKEY_CTRL & 0xF8 | 7;} //Turn on capacitance detection, but do not connect the channel
#define TouchKeyQueryCyl1ms() {TKEY_CTRL &= ~bTKC_2MS;} //Touch button sampling period setting 1ms
#define TouchKeyQueryCyl2ms() {TKEY_CTRL |= bTKC_2MS;} //Touch button sampling period setting 2ms
/*******************************************************************************
* Function Name : TouchKeyChannelSelect(UINT8 ch)
* Description : Touch key channel selection
* Input : UINT8 ch Use channel
0: Turn off the capacitance detection, only for 1ms or 2ms timer interrupt
1~6 Representing sampling channels
7: Turn on capacitance detection, but do not connect the channel
* Output : None
* Return : success1
failure 0
*******************************************************************************/
uint8_t TouchKeyChannelSelect(uint8_t ch);
/*******************************************************************************
* Function Name : GetTouchKeyFree()
* Description : Get the value of the touch button idle state
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void GetTouchKeyFree();
#if !INTERRUPT_TouchKey
/*******************************************************************************
* Function Name : TouchKeyChannelQuery()
* Description : Touch button channel status query
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void TouchKeyChannelQuery();
#endif

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TARGET = pwm
C_FILES = \
main.c \
../include/debug.c
include ../Makefile.include

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// Enable both PWM peripherals, and connect them to their GPIO outputs
#include <ch554.h>
#include <debug.h>
#include <pwm.h>
void main(){
CfgFsys();
SetPWMClk(4);
ForceClearPWMFIFO();
CancelClearPWMFIFO();
// Uncomment these lines to use the alternate pin mapping
//PWM1PinAlter();
//PWM2PinAlter();
PWM1OutEnable();
//PWM2OutEnable();
PWM1OutPolarHighAct();
//PWM2OutPolarLowAct();
SetPWM1Dat(0x10);
//SetPWM2Dat(0x40);
while(1){
int i = 0;
for (i = 0 ; i < 255; i++){
SetPWM1Dat(i);
//SetPWM2Dat(i);
mDelaymS(1);
}
for (i = 255 ; i > 0; i--){
SetPWM1Dat(i);
//SetPWM2Dat(i);
mDelaymS(1);
}
mDelaymS(1);
}
}

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TARGET = touchkey
C_FILES = \
main.c \
../include/debug.c \
../include/touchkey.c
include ../Makefile.include

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/********************************** (C) COPYRIGHT *******************************
* File Name : Main.C
* Author : WCH
* Version : V1.1
* Date : 2017/07/05
* Description : CH554Touch button interrupt and query mode to collect and report the current sampling channel button status, including demo functions such as initialization and button sampling
*******************************************************************************/
#include <stdint.h>
#include <stdio.h>
#include <ch554.h>
#include <debug.h>
#include <touchkey.h>
void main()
{
uint8_t i;
CfgFsys( ); //CH554 clock selection configuration
mDelaymS(5); //It is recommended to modify the main frequency with a slight delay to wait for the chip power supply to stabilize
mInitSTDIO( ); //Serial port 0 initialization
printf("\n\n\n\nstart ...\n");
P1_DIR_PU &= 0x0C; //All touch channels are set as floating input, and channels that are not used can be left unset
TouchKeyQueryCyl2ms(); //TouchKey query cycle 2ms
GetTouchKeyFree(); //Get sampling reference value
for(i=KEY_FIRST;i<(KEY_LAST+1);i++) //Print sampling reference value
{
printf("Channel %d base sample %d\n",(uint16_t)i, KeyFree[i-KEY_FIRST]);
}
TouchKeyChannelSelect(KEY_FIRST);
#if INTERRUPT_TouchKey
EA = 1;
while(1)
{
if(KeyBuf) //key_buf is non-zero, indicating that a key press was detected
{
printf("INT TouchKey Channel %02x \n",(uint16_t)KeyBuf); //Print current key status channel
KeyBuf = 0; //Clear key press sign
mDelaymS(100); //Delay is meaningless, simulate single-chip to do button processing
}
mDelaymS(100); //Delay is meaningless, imitating microcontroller to do other things
}
#else
while(1)
{
TouchKeyChannelQuery(); //Query the status of touch keys
if(KeyBuf) //key_buf is non-zero, indicating that a key press was detected
{
printf("Query TouchKey Channel %d (val: %d)\t", KeyBuf, KeyData); //Print current key status channel
printf("keyfree=%d\n", KeyFree[KeyBuf-KEY_FIRST]);
KeyBuf = 0;
mDelaymS(1000); //Delay is meaningless, simulate single-chip to do button processing
}
mDelaymS(100); //Delay is meaningless, imitating microcontroller to do other things
}
#endif
}

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