基于STC89C52RC的TSL2561调试程序

1、/Config.h文件/#ifndef _CONFIG_H#define _CONFIG_H/* 通用头文件 */#include <reg52.h>#include <intrins.h>/* 数据类型定义 */*typedef signed char int8; / 8位有符号整型数typedef signed int int16; /16位有符号整型数typedef signed long int32; /32位有符号整型数 */typedef unsigned char u8; / 8位无符号整型数typedef unsigned int u16; /16位无符

2、号整型数typedef unsigned long u32; /32位无符号整型数/* 全局运行参数定义 */#define SYS_MCLK (11059200/12) /系统主时钟频率，即振荡器频率÷12/* IO引脚分配定义 sbit KEY_IN_1 = P24; /矩阵按键的扫描输入引脚1sbit KEY_IN_2 = P25; /矩阵按键的扫描输入引脚2sbit KEY_IN_3 = P26; /矩阵按键的扫描输入引脚3sbit KEY_IN_4 = P27; /矩阵按键的扫描输入引脚4sbit KEY_OUT_1 = P23; /矩阵按键的扫描输出引脚1sbit KEY

3、_OUT_2 = P22; /矩阵按键的扫描输出引脚2sbit KEY_OUT_3 = P21; /矩阵按键的扫描输出引脚3sbit KEY_OUT_4 = P20; /矩阵按键的扫描输出引脚4 */sbit ADDR0 = P10; /LED位选译码地址引脚0sbit ADDR1 = P11; /LED位选译码地址引脚1sbit ADDR2 = P12; /LED位选译码地址引脚2sbit ADDR3 = P13; /LED位选译码地址引脚3sbit ENLED = P14; /LED显示部件的总使能引脚#define LCD12864_DB P0 /1602液晶数据端口sbit LCD12

4、864_RES = P10; /1602液晶指令/数据选择引脚sbit LCD12864_RW = P11; /1602液晶读写引脚sbit LCD12864_EN = P15; /1602液晶使能引脚sbit DS1302_CE = P17; /DS1302片选引脚sbit DS1302_CK = P35; /DS1302通信时钟引脚sbit DS1302_IO = P34; /DS1302通信数据引脚sbit I2C_SCL = P27; /I2C总线时钟引脚sbit I2C_SDA = P26; /I2C总线数据引脚sbit BUZZER = P16; /蜂鸣器控制引脚sbit IO_1

5、8B20 = P32; /DS18B20通信引脚sbit IR_INPUT = P33; /红外接收引脚#include "LCD12864.H"#include "I2C.H"#include "TSL2561.h"#endif/I2C通信协议/#include "config.h"#define I2CDelay() _nop_();_nop_();_nop_();_nop_();/* 产生总线起始信号 */void I2CStart() I2C_SDA = 1; /首先确保SDA、SCL都是高电平 I2C_S

6、CL = 1; I2CDelay(); I2C_SDA = 0; /先拉低SDA I2CDelay(); I2C_SCL = 0; /再拉低SCL/* 产生总线停止信号 */void I2CStop() I2C_SCL = 0; /首先确保SDA、SCL都是低电平 I2C_SDA = 0; I2CDelay(); I2C_SCL = 1; /先拉高SCL I2CDelay(); I2C_SDA = 1; /再拉高SDA I2CDelay();/* I2C总线写操作，dat-待写入字节，返回值-从机应答位的值 */bit I2CWrite(unsigned char dat) bit ack;

7、/用于暂存应答位的值 unsigned char mask; /用于探测字节内某一位值的掩码变量 for (mask=0x80; mask!=0; mask>>=1) /从高位到低位依次进行 if (mask&dat) = 0) /该位的值输出到SDA上 I2C_SDA = 0; else I2C_SDA = 1; I2CDelay(); I2C_SCL = 1; /拉高SCL I2CDelay(); I2C_SCL = 0; /再拉低SCL，完成一个位周期 I2C_SDA = 1; /8位数据发送完后，主机释放SDA，以检测从机应答 I2CDelay(); I2C_SCL

8、 = 1; /拉高SCL ack = I2C_SDA; /读取此时的SDA值，即为从机的应答值 I2CDelay(); I2C_SCL = 0; /再拉低SCL完成应答位，并保持住总线 return (ack); /应答值取反以符合通常的逻辑： /0=不存在或忙或写入失败，1=存在且空闲或写入成功/* I2C总线读操作，并发送非应答信号，返回值-读到的字节 */unsigned char I2CReadNAK() unsigned char mask; unsigned char dat; I2C_SDA = 1; /首先确保主机释放SDA for (mask=0x80; mask!=0; m

9、ask>>=1) /从高位到低位依次进行 I2CDelay(); I2C_SCL = 1; /拉高SCL if(I2C_SDA = 0) /读取SDA的值 dat &= mask; /为0时，dat中对应位清零 else dat |= mask; /为1时，dat中对应位置1 I2CDelay(); I2C_SCL = 0; /再拉低SCL，以使从机发送出下一位 I2C_SDA = 1; /8位数据发送完后，拉高SDA，发送非应答信号 I2CDelay(); I2C_SCL = 1; /拉高SCL I2CDelay(); I2C_SCL = 0; /再拉低SCL完成非应答位

10、，并保持住总线 return dat;/* I2C总线读操作，并发送应答信号，返回值-读到的字节 *unsigned char I2CReadACK() unsigned char mask; unsigned char dat; I2C_SDA = 1; /首先确保主机释放SDA for (mask=0x80; mask!=0; mask>>=1) /从高位到低位依次进行 I2CDelay(); I2C_SCL = 1; /拉高SCL if(I2C_SDA = 0) /读取SDA的值 dat &= mask; /为0时，dat中对应位清零 else dat |= mask

11、; /为1时，dat中对应位置1 I2CDelay(); I2C_SCL = 0; /再拉低SCL，以使从机发送出下一位 I2C_SDA = 0; /8位数据发送完后，拉低SDA，发送应答信号 I2CDelay(); I2C_SCL = 1; /拉高SCL I2CDelay(); I2C_SCL = 0; /再拉低SCL完成应答位，并保持住总线 return dat; */LCD12864显示/#include "config.h"u8 zhbuf="预览" /中文数组u8 ehbuf="yulan" /英文字符数组u8 code i

12、mbuf= /图片码128*64 宽16，高320x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,;/*写等待*/void Write_Ready()u8 sta=0;LCD12864_RES = 0;LCD12864_RW = 1;doLCD12864_EN = 1;sta = P0;LCD12864_EN = 0;while(sta&0x80);/*读RAM中数据*/u8 Read_12864_RAM()u8 ram=0;LCD12864_RES = 1;LCD12864_

13、RW = 1;LCD12864_EN = 1;ram = P0;LCD12864_EN = 0;return ram;/*写指令*/void Write_12864_Cmd(u8 cmd)Write_Ready();LCD12864_RES = 0;LCD12864_RW = 0;P0 = cmd;LCD12864_EN = 1;LCD12864_EN = 0;/*写数据*/void Write_12864_Dat(u8 dat)Write_Ready();LCD12864_RES = 1;LCD12864_RW = 0;P0 = dat;LCD12864_EN = 1;LCD12864_EN

14、 = 0;/*设置起始坐标*/void Set_DDRAM_XY(u8 x,u8 y)if(x>=7)x=7;if(y>=3)y=3;switch(y)case 0:Write_12864_Cmd(0x80+x);break;case 1:Write_12864_Cmd(0x90+x);break;case 2:Write_12864_Cmd(0x88+x);break;case 3:Write_12864_Cmd(0x98+x);break;default : break;/*显示连续的2个字符*/void Show_Double_12864_Char(u8 x,u8 y,u8

15、*c)Set_DDRAM_XY(x,y);Write_12864_Dat(*c);Write_12864_Dat(*(c+1); /*显示单个字符*/void Show_Single_12864_Char(u8 x,u8 y,u8 *c)Set_DDRAM_XY(x,y);Write_12864_Dat(*c); /*显示中文字符串*/void Show_12864_ZH(u8 x,u8 y,u8 *zh)u8* p=zh;Set_DDRAM_XY(x,y);while(*p)!='0')Write_12864_Dat(*p+);/*显示一串数值*/*u8 dec 小数位 为0

16、不显示小数*/void Show_12864_NUM(u8 x,u8 y,u8 dec,u16 num)u8 i;u8 numbuf6;for(i=0;num;i+)numbufi=num%10+'0'num/=10;Set_DDRAM_XY(x,y);for(;i;i-)if(i=dec)Write_12864_Dat(0X2E); /显示小数点Write_12864_Dat(*(numbuf+(i-1); /显示数值/*显示英文字符串*/void Show_12864_EH(u8 x,u8 y,u8 *eh)u8* p=eh;Set_DDRAM_XY(x,y);while(

17、*p)!='0')Write_12864_Dat(*p+);/*显示图案*/void Show_12864_IM(u8 code *im)unsigned char x,y,i;unsigned int tmp=0;for(i=0;i<9;) /分两屏，上半屏和下半屏，因为起始地址不同，需要分开for(x=0;x<32;x+) /32行Write_12864_Cmd(0x34);Write_12864_Cmd(0x80+x);/列地址Write_12864_Cmd(0x80+i);/行地址，下半屏，即第三行地址0X88Write_12864_Cmd(0x30);fo

18、r(y=0;y<16;y+)Write_12864_Dat(imtmp+y);/读取数据写入LCDtmp+=16;i+=8;Write_12864_Cmd(0x36);/扩充功能设定Write_12864_Cmd(0x30); /*初始化12864*/void Init_Lcd12864()Read_12864_RAM();Show_Single_12864_Char(0,0,'A');Show_Double_12864_Char(0,0,"AB");Show_12864_NUM(0,0,1,123);Show_12864_ZH(0,0,"预

19、览");Show_12864_EH(0,0,"yulan");Show_12864_IM(imbuf); Write_12864_Cmd(0X30);/8位数据，基本指令 Write_12864_Cmd(0X0C);/开显示，关游标 Write_12864_Cmd(0X01);/清屏 Write_12864_Cmd(0X02);/地址归位 Write_12864_Cmd(0X80);/设置DDRAM地址/TSL2561代码/#include "config.h"/*初始化TSL2561*/void Init_TSL2561()TSL2561_W

20、rite(0X80|TSL2561_CONTROL,0x03); /选择控制寄存器/工作模式TSL2561_Write(0X80|TSL2561_TIME,0x01); /选择转换时间控制寄存器/*读TSL2561寄存器中的数据，addr是寄存器地址*/u8 TSL2561_Read(u8 addr)u8 lx=0;I2CStart();I2CWrite(TSL2561_WR); /选择TSL2561I2CWrite(0X80|addr); /选择寄存器I2CStart();I2CWrite(TSL2561_RD);lx=I2CReadNAK(); /读取寄存器中的值I2CStop();ret

21、urn lx;/*写TSL2561命令或数据，addr是寄存器地址*/void TSL2561_Write(u8 addr,u8 cmd)I2CStart();I2CWrite(TSL2561_WR); /选择TSL2561写操作I2CWrite(0X80|addr); /选择寄存器I2CWrite(cmd); /写入命令或数据I2CStop();/*读取光强*/u16 TSL_Read_LX()u8 lxl=0,lxh=0,lxp=0;double lx=0;u16 ch0=0,ch1=0;lxl=TSL2561_Read(TSL2561_DATA0_L);lxh=TSL2561_Read(TSL2561_DATA0_H);ch0=lxh*256+lxl;lxh=0,lxl=0;lxl=TSL2561_Read(TSL2561_DATA1_L);lxh=TSL2561_Read(TSL2561_DATA