MCS51单片机芯片1片，、8位LED数码管怎么编码

yepeng

• 2017-12-09

#include <reg52.h> #define uint unsigned int #define uchar unsigned char sbit dula=P2^7; sbit wela=P2^6; uchar num[] = {1, 2, 3, 4, 5, 6, 7, 8}; uchar code table[] = { 0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07, 0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71}; void delayms() { uchar i, j; for(i = 150; i > 0; i--) for(j = 150; j > 0; j--); } void display() { uchar i, wei = 1; for(i = 0; i < 8; i++) { P0 = ~table[num[i]]; dula = 1; dula = 0; P0 = wei; wela = 1; wela = 0; wei *= 2; delayms(); P0 = 0; wela = 1; wela = 0; } } void main() { while(1) { display(); } }