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發(fā)布時(shí)間: 2019-12-12 09:16
正文摘要:#include<reg51.h> #define KEYPORT P2 #define uchar unsigned char sbit line0=KEYPORT^0; sbit line1=KEYPORT^1; sbit line2=KEYPORT^2; sbit line3=KEYPORT^3; led[]={0xfe,0xfd,0xfb,0xf7,0xe ... |
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