藍橋杯單片機CT107D_18_模數轉換器PCF8591的基本應用

#include<reg52.h> #include"IIC.h" sbit S4 = P3^3; //定義獨立按鍵 unsigned char dat_Rd1 = 0; //存放Rd1數據 unsigned char dat_Rb2 = 0; //存放Rb2數據 unsigned char state = 0; //標誌位 unsigned char c

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