摘要： spi接口的ds1302时钟芯片控制在lcd1602上显示 阅读全文

摘要： /*P1口接led数码管 数码管段上接p0口 红外线的接口接p3.2 经测试正确 */#include #define uchar unsigned char#define uint unsigned intuint t=0,i,cishu=1,weishu=1,shu=0x00,a;sbit p2_0=P2^0;bit flag,ok;int table[]= { 0x3f,0x06,0x5b,0x4f,0x66,0x6d, 0x7d,0x07,0x7f,0x6f }; uchar wrie[34];void tmie1_init() { TMOD=0x02; TH0=0x00; T... 阅读全文

摘要： #include #define uchar unsigned char//在lcd上显示时间日期#define uint unsigned int uint g=0,c=0,d,h=0;sbit rs=P2^0;sbit rw=P2^1;sbit e=P2^2;sbit move=P2^4;sbit add=P2^5;sbit rf=P2^3; uchar table1[]= { "2013/01/01" }; uchar table[]= {"00/00/00"}; //延时 void delay(int n) { uint a,b; for(a=0 阅读全文

摘要： 实现在led数码管上显示数字#include<reg52.h> #define uint unsigned int//#define uchar unsigned char #define DecodeMode 0x09 // 译码模式寄存器#define Intensity 0x0a // 亮度寄存器#define ScanLimit 0x0b // 扫描位数寄存器#define ShutDown 0x0c // 低功耗模式寄存器#define DisplayTest 0x0f #define ShutdownMode 0x00 // 低功耗方式#define NormalOpe 阅读全文