MAX7221的参考资料分享

MAX7221的参考资料，我待补充：先上代码#include #include ***it DIN = P2^0; //数据串出引脚***it CS = P2^1; //片选端***it CLK = P2^2; //移位时钟端// 延时函数void delayms(unsigned int x){ unsigned char i; while(x--) { for(i = 0;i < 120;i++);