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KB1
- 开发环境IAR,利用C语言实现扫描4X4键盘,当有键按下被识别以后蜂鸣器鸣响一声,并将键值在数码管和8个LED上显示,同时将键值通过串口发送给PC机-Development environment IAR C language to achieve scan 4X4 keyboard when the key is pressed the buzzer sounds loudly to be identified, and key digital tube and eight LED displ