TMD27713驱动程序

#include <intrins.h>#include <reg52.h>#include "./CODE/IIC.h"#include "ExVar.h"sbit SDA = P1^3;sbit SCL = P1^4;#define WR_ADDR 0x72#define RD_ADDR 0x73/*#define high 1#define low 0#define SDA_PORT 2#define SCL_PORT 1#define INT_PORT 4#define SDA_OUT() SetPortDir(SDA_PORT, 1)#define SCL_OUT() SetPortDir(SCL_PORT, 1)#define SDA_IN() SetPortDir(SDA_PORT, 0)#define INT_IN() SetPortDir(INT_PORT, 0)#define SDA_HIGH() WritePort(SDA_PORT, high) #define SCL_HIGH() WritePort(SCL_PORT, high)#define SDA_LOW() WritePort(SDA_PORT, low)#define SCL_LOW() WritePort(SCL_PORT, low)#define READ_SDA() ReadPort(SDA_PORT)*/#define SDA_OUT()#define SCL_OUT()#define SDA_IN()#define INT_IN()#define SDA_HIGH() SDA = 1#define SCL_HIGH() SCL = 1#define SDA_LOW() SDA = 0#define SCL_LOW() SCL = 0#define READ_SDA() SDAvoid IIC_Init(void){SDA_OUT();SCL_OUT();INT_IN();SDA_HIGH();SCL_HIGH();BOOL IIC_Wait_Ack(void) {SDA_IN();SDA_HIGH();Delayus(2);SCL_HIGH();Delayus(2);if (READ_SDA())return FALSE;SCL_LOW();return TRUE;}void IIC_ACK(BOOL bLastByte) {SCL_LOW();SDA_OUT();if (bLastByte){SDA_HIGH();}else{SDA_LOW();}Delayus(2);SCL_HIGH();Delayus(2);SCL_LOW();}void IIC_Start(){SDA_OUT();SDA_HIGH();SCL_HIGH();Delayus(4);SDA_LOW();Delayus(4);SCL_LOW();BOOL IIC_Send_Byte(BYTE txd){BYTE count;SDA_OUT();SCL_LOW();for (count = 0; count < 8; count++){if (txd & 0x80){SDA_HIGH();}else{SDA_LOW();}Delayus(2);SCL_HIGH();Delayus(2);SCL_LOW();Delayus(2);txd <<= 1;}return IIC_Wait_Ack();}BYTE IIC_Read_Byte(BOOL bLastByte) {int i;BYTE dat = 0;SDA_IN();for (i = 0; i < 8; i++){SCL_LOW();Delayus(2);SCL_HIGH();dat <<= 1;if (READ_SDA())dat += 1;Delayus(2);}IIC_ACK(bLastByte);return dat;}void IIC_Stop(){SDA_OUT();SDA_LOW();SCL_LOW();Delayus(4);SCL_HIGH();Delayus(2);SDA_HIGH();Delayus(4);}void WriteReg(BYTE addr, BYTE dat) {IIC_Start();IIC_Send_Byte(WR_ADDR);IIC_Send_Byte(addr|0xA0);IIC_Send_Byte(dat);IIC_Stop();}BYTE ReadReg(BYTE addr){BYTE dat;IIC_Start();IIC_Send_Byte(WR_ADDR);IIC_Send_Byte(addr|0xA0);SCL_LOW();Delayus(10);IIC_Start();IIC_Send_Byte(RD_ADDR);dat = IIC_Read_Byte(TRUE);IIC_Stop();return dat;}以上为IIC程序#include <reg52.h>#include <stdio.h>#include <./CODE/IIC.h>#include "ExVar.h"sbit PASS = P3^6;sbit FAIL = P1^6;sbit START = P3^7;sbit interrupt_pin = P1^2;#define TMD21773_WADDR 0x72#define TMD21773_RADDR 0x73//基本定义#define command_cmd 0xa0#define EN_addr 0x00 //0x00#define EN_cmd 0x3f#define ALS_EN_cmd 0x1B#define PS_EN_cmd 0x2D#define ATIME_addr 0x01 //0x01#define ATIME_cmd 0x00#define PTIME_addr 0x02 //0x02 #define PTIME_cmd 0xFF#define WTIME_addr 0x03 //0x03 #define WTIME_cmd 0xFF//ALS 上下限定义#define AILTL_addr 0x04 //0x04#define AILTL_cmd 0xFF#define AILTH_addr 0x05 //0x05 #define AILTH_cmd 0x05#define AIHTL_addr 0x06 //0x06 #define AIHTL_cmd 0xFF#define AIHTH_addr 0x07 //0x07 #define AIHTH_cmd 0xFE//PS 上下限定义#define PILTL_addr 0x08 //0x08#define PILTL_cmd 0xFF#define PILTH_addr 0x09 //0x09#define PILTH_cmd 0x2#define PIHTL_addr 0x0A //0x0A#define PIHTL_cmd 0xFF#define PIHTH_addr 0x0B //0x0B#define PIHTH_cmd 0x03#define PERS_addr 0x0C //0x0C#define PERS_cmd 0x33#define CONFIG_addr 0x0D //0x0d#define CONFIG_cmd 0x00#define PPCOUNT_addr 0x0E //0x0E#define PPCOUNT_cmd 0x10#define CONTROL_addr 0x0F //0x0F#define CONTROL_cmd 0x10//读取寄存器#define ID_addr 0x12 //0X12#define STATUS_addr 0x13#define C0DATA_addr 0x14#define C0DATAH_addr 0x15#define C1DATA_addr 0x16#define C1DATAH_addr 0x17#define PDATA_addr 0x18#define PDATAH_addr 0x19#define ID_value 0x29/*uchar WriteReg(unsigned char addr, unsigned char dat) {unsigned char buf[4];buf[0] = addr|command_cmd;buf[1] = dat;if(wrnbyt(TMD21773_WADDR, buf, 2) == 1)return 1;elsereturn 0;}uchar ReadReg(unsigned char dat){unsigned char buf1[4];// char buf1[4];unsigned char addr1[1];addr1[0] = dat|command_cmd;wrnbyt(TMD21773_WADDR,addr1,1);rdnbyt(TMD21773_RADDR,buf1,1);return buf1[0] ;}*/void WriteReg(BYTE addr, BYTE dat);BYTE ReadReg(BYTE addr);unsigned short TMD27713_ALS_CH0_value(void) {uchar lsb, msb;lsb = ReadReg(C0DATA_addr);msb = ReadReg(C0DATAH_addr);return ((msb << 8) + lsb);}unsigned short TMD27713_ALS_CH1_value(void) {uchar lsb, msb;lsb = ReadReg(C1DATA_addr);msb = ReadReg(C1DATAH_addr);return ((msb << 8) + lsb);}unsigned short TMD27713_PS_value(void){uchar lsb, msb;lsb = ReadReg(PDATA_addr);msb = ReadReg(PDATAH_addr);return ((msb << 8) + lsb);}void CheckInt(void){while (!interrupt_pin){// ReadReg(check_interrupt_add);}}void ALS_INIT(void){WriteReg(EN_addr,ALS_EN_cmd);Delayms(100);WriteReg(ATIME_addr,ATIME_cmd);Delayms(10);WriteReg(PTIME_addr,PTIME_cmd);Delayms(10);WriteReg(WTIME_addr,WTIME_cmd);Delayms(10);WriteReg(AILTL_addr,AILTL_cmd);Delayms(10);WriteReg(AILTH_addr,AILTH_cmd);Delayms(10);WriteReg(AIHTL_addr,AIHTL_cmd);Delayms(10);WriteReg(AIHTH_addr,AIHTH_cmd);Delayms(10);WriteReg(PERS_addr,PERS_cmd);Delayms(10);WriteReg(CONFIG_addr,CONFIG_cmd);Delayms(10);WriteReg(PPCOUNT_addr,PPCOUNT_cmd);Delayms(10);WriteReg(CONTROL_addr,CONTROL_cmd);Delayms(10);}void PS_INIT(void){WriteReg(EN_addr,PS_EN_cmd);Delayms(10);WriteReg(ATIME_addr,ATIME_cmd);WriteReg(PTIME_addr,PTIME_cmd);WriteReg(WTIME_addr,WTIME_cmd);WriteReg(PILTL_addr,PILTL_cmd);WriteReg(PILTH_addr,PILTH_cmd);WriteReg(PIHTL_addr,PIHTL_cmd);WriteReg(PIHTH_addr,PIHTH_cmd);WriteReg(PERS_addr,PERS_cmd);WriteReg(CONFIG_addr,CONFIG_cmd);WriteReg(PPCOUNT_addr,PPCOUNT_cmd);WriteReg(CONTROL_addr,CONTROL_cmd);}#define PS_CHANGE 10#define WAIT_COUNT 0x10#define MIN_ALS 0x140#define MAX_ALS 0x2000void Test(void){unsigned int i;unsigned int value; //不能用unsigned char定义。