7seg-mpx2-ca倒计时60秒怎么编程?答:unsigned char code weiyu[]={0x1f,0x2f,0x4f,0x8f}; //代码与P2对应做位处理,显示相应的位 unsigned char code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};//共阴极数码管码表 void delay(unsigned char xms){ for(j=...