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关于矩阵按键
2012-4-19 20:20
- 侃单片机论坛
- 7
- 1369
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4个i/o控制6个按键,中断扫描。
2012-4-21 11:31
- 侃单片机论坛
- 5
- 1831
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第一次画的板子 求指导
2012-4-19 19:56
- PCB技术
- 10
- 1752
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菜鸟学生求指教,一段延时程序,仿真出错
2012-4-19 22:30
- 侃单片机论坛
- 4
- 1260
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51单片机与电容的计算
2012-4-19 20:15
- 侃单片机论坛
- 5
- 1618
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