CH451 based keyboard scanner design uses AVR microcontroller ATmega16 reads received the key value CH451, CH451 can achieve 8* 8 matrix keyboard input, and with a break reminder, received key value is displayed on the LCD 12864. The program uses a 2* 3 matrix. The system uses AVR GCC compiler environment AVR Studio+WinAVR composition.

基于CH451的键盘扫描程序设计.txt

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