///////////////////////////////////////////////////////CONFIG.H引脚配置文件：///////////////////////////////////////////////////////#ifndef _CONFIG_H#define _CONFIG_H/* 通用头文件 */#include #include /* 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 (/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 = P2^4; //矩阵按键的扫描输入引脚1sbit KEY_IN_2 = P2^5; //矩阵按键的扫描输入引脚2sbit KEY_IN_3 = P2^6; //矩阵按键的扫描输入引脚3sbit KEY_IN_4 = P2^7; //矩阵按键的扫描输入引脚4sbit KEY_OUT_1 = P2^3; //矩阵按键的扫描输出引脚1sbit KEY_OUT_2 = P2^2; //矩阵按键的扫描输出引脚2sbit KEY_OUT_3 = P2^1; //矩阵按键的扫描输出引脚3sbit KEY_OUT_4 = P2^0; //矩阵按键的扫描输出引脚4sbit ADDR0 = P1^0; //LED位选译码地址引脚0sbit ADDR1 = P1^1; //LED位选译码地址引脚1sbit ADDR2 = P1^2; //LED位选译码地址引脚2sbit ADDR3 = P1^3; //LED位选译码地址引脚3sbit ENLED = P1^4; //LED显示部件的总使能引脚#define LCD12864_DB P0 //1602液晶数据端口sbit LCD12864_RES = P1^0; //1602液晶指令/数据选择引脚sbit LCD12864_RW = P1^1; //1602液晶读写引脚sbit LCD12864_EN = P1^5; //1602液晶使能引脚sbit DS1302_CE = P1^7; //DS1302片选引脚sbit DS1302_CK = P3^5; //DS1302通信时钟引脚sbit DS1302_IO = P3^4; //DS1302通信数据引脚sbit I2C_SCL = P3^7; //I2C总线时钟引脚sbit I2C_SDA = P3^6; //I2C总线数据引脚sbit BUZZER = P1^6; //蜂鸣器控制引脚sbit IO_18B20 = P3^2; //DS18B20通信引脚sbit IR_INPUT = P3^3; //红外接收引脚#include "LCD12864.H"#include "TIME.H"#include "DHT21.h"#endif//////////////////////////////////////////////////////////////LCD12864.C源码/////////////////////////////////////////////////////////////#include "config.h"u8 zhbuf[]={"预览"}; //中文数组u8 ehbuf[]={"yulan"}; //英文字符数组u8 code imbuf[]={ //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; do{ LCD12864_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_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 = 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 *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不显示小数*/void Show_12864_NUM(u8 x,u8 y,u8 dec,u16 num){ u8 i; u8 numbuf[6]; for(i=0;num;i++) { numbuf[i]=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((*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0X88 Write_12864_Cmd(0x30); for(y=0;y<16;y++) Write_12864_Dat(im[tmp+y]);//读取数据写入LCD tmp+=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}//////////////////////////////////////////////////////////////////////////////////////MAIN.C文件//////////////////////////////////////////////////////////////////////////////////////////////*主测试函数*/void main(){ Init_Lcd12864(); Read_12864_RAM(); Show_12864_。
