c51 led显示电子钟（8255扩展）带键盘

[{"title":"（ 10 个子文件 32KB ） c51 led显示电子钟（8255扩展）带键盘","children":[{"title":"clock","children":[{"title":"2.c <span style='color:#111;'> 3.52KB </span>","children":null,"spread":false},{"title":"2.DOB <span style='color:#111;'> 820B </span>","children":null,"spread":false},{"title":"2.obj <span style='color:#111;'> 4.39KB </span>","children":null,"spread":false},{"title":"2.hex <span style='color:#111;'> 2.22KB </span>","children":null,"spread":false},{"title":"2.ABS <span style='color:#111;'> 2.76KB </span>","children":null,"spread":false},{"title":"2.lst <span style='color:#111;'> 11.35KB </span>","children":null,"spread":false},{"title":"2.DSN <span style='color:#111;'> 121.05KB </span>","children":null,"spread":false},{"title":"2.PWI <span style='color:#111;'> 766B </span>","children":null,"spread":false},{"title":"2.SYM <span style='color:#111;'> 3.14KB </span>","children":null,"spread":false},{"title":"2.M51 <span style='color:#111;'> 11.71KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]