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RSS订阅原创 数码管动态扫描应用
数码管动态扫描应用电路图t1动态扫描//显示当天的日期 #include <reg51.h>unsigned char code tab1[16] = {0x3F,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71}; unsigned char code tab2[8] ={2,0,2,0,1,0,1,9};unsigned char code tab3[8] = {0x7f,0x
2020-10-27 13:42:26
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原创 单片机发光二极管LED的控制
发光二极管LED的控制电路图双霹雳灯循环点亮方法一//双霹雳灯 位移语句#include<reg51.h>#define LED P1 void delay(int);int main(){ unsigned char i; LED = 0xfc; while(1) { for(i = 0;i<3;i++) //左移 { delay(100); LED = (LED<<2)|0x03; } for(i = 0;i&l
2020-10-12 20:43:04
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