摘要: ```c /*按键的键位定义*/ unsigned char code anj[4][4] = { 1, 2, 3, 10, 4, 5, 6, 11, 7, 0, 9, 12, 13, 8, 14, 15, }; char ScanKey() { char key = -1;//赋值用于判读没有按下 unsigned i,j; for (i = 0;i < 4;i++) { P1 = _cror_ 阅读全文
posted @ 2020-05-04 09:01 大海& 阅读(695) 评论(0) 推荐(0) 编辑