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發(fā)布時間: 2019-1-8 16:34
正文摘要:#include<reg51.h> //頭文件 #define uint unsigned int // #define uchar unsigned char sbit lcden=P2^3; //定義引腳 sbit rs=P2^4; sbit rw=P2^0; sbit busy=P0^7; char i,j,temp,num,n ... |
如果將按鍵引腳改為P1接口程序怎么改呢 |
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