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發(fā)布時(shí)間: 2021-6-25 10:16
正文摘要:#include<reg51.h> sbit S1=P1^4; sbit S2=P1^5; sbit S3=P1^7; unsigned char keyval; unsigned char ID; void delay(void) { unsigned char i,j; for(i=0;i<150;i++) for(j=0;j<150;j++) ; } ... |
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