摘要: /**原理图以及各74HC595的IO口功能见上一例****/ #include "REG52.H"#define const_time_level 200 void initial_myself();void initial_peripheral();void delay_short(unsign 阅读全文
posted @ 2019-12-09 11:21 烟火流沙 阅读(413) 评论(0) 推荐(0) 编辑