51单片机按键控制蜂鸣器发声

[{"title":"（ 12 个子文件 149KB ） 51单片机按键控制蜂鸣器发声","children":[{"title":"51单片机STC89C52RC开发板实验：蜂鸣器循环发声程序源代码","children":[{"title":"蜂鸣器.M51 <span style='color:#111;'> 3.31KB </span>","children":null,"spread":false},{"title":"蜂鸣器.plg <span style='color:#111;'> 1.36KB </span>","children":null,"spread":false},{"title":"蜂鸣器循环发声.LST <span style='color:#111;'> 2.09KB </span>","children":null,"spread":false},{"title":"51单片机STC89C52RC开发板原理图.pdf <span style='color:#111;'> 478.92KB </span>","children":null,"spread":false},{"title":"蜂鸣器循环发声.uvopt <span style='color:#111;'> 70.86KB </span>","children":null,"spread":false},{"title":"蜂鸣器 <span style='color:#111;'> 1.77KB </span>","children":null,"spread":false},{"title":"蜂鸣器循环发声.c <span style='color:#111;'> 778B </span>","children":null,"spread":false},{"title":"蜂鸣器循环发声_uvproj.bak <span style='color:#111;'> 12.93KB </span>","children":null,"spread":false},{"title":"蜂鸣器.hex <span style='color:#111;'> 328B </span>","children":null,"spread":false},{"title":"蜂鸣器.lnp <span style='color:#111;'> 37B </span>","children":null,"spread":false},{"title":"蜂鸣器循环发声.uvproj <span style='color:#111;'> 12.96KB </span>","children":null,"spread":false},{"title":"蜂鸣器循环发声.OBJ <span style='color:#111;'> 1.84KB </span>","children":null,"spread":false}],"spread":false}],"spread":true}]