標題:
已經(jīng)控制一位數(shù)碼管用K1K2可+1-1，想用獨立按鍵控制兩位數(shù)碼管。怎么改進比較好
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作者:
alsls
時間:
2023-1-14 10:48
標題:
已經(jīng)控制一位數(shù)碼管用K1K2可+1-1，想用獨立按鍵控制兩位數(shù)碼管。怎么改進比較好
#include <reg52.h>
#define uint unsigned int
#define uchar unsigned char
#define LED_seg P0
#define LED_com P2
sbit key1=P3^1;
sbit key2=P3^0;
static int i=0;
static int j=0;
uchar code smgduan[16]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,
0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};//??0~F??
void delay(uint i)
{
while(i--);
}
void main()
{
LED_com=0x1c;
while(1)
{
delay(1000);
if(key1==0)
{
delay(1000);
if(key1==0)
{
i++;
if(i==16)
i=0;
LED_seg=smgduan[i];
delay(50000);
}
while(key1==0);
}
delay(1000);
if(key2==0)
{
delay(1000);
if(key2==0)
{
i--;
if(i<0)
i=15;
LED_seg=smgduan[i];
delay(50000);
}
while(key1==0);
}
}
}
作者:
飛云居士
時間:
2023-1-14 11:46
設(shè)置兩位顯示緩存。加，減1時，按兩位十進制計算。每位LED輪詢顯示緩沖區(qū)內(nèi)容
作者:
alsls
時間:
2023-1-14 15:16
飛云居士 發(fā)表于 2023-1-14 11:46
設(shè)置兩位顯示緩存。加，減1時，按兩位十進制計算。每位LED輪詢顯示緩沖區(qū)內(nèi)容
好的謝謝
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