This is a series of 51 MCU development of the 4* 4 keyboard driver. The drive included two documents, the use of paper will be linked into C, the call of documents containing H documents. The keyboard driver has two interface functions provide two scan mode (blocking and non-blocking), it will return to arbitrary custom keys with innovative and handling, the use of specific methods can be found in Notes. (This procedure Keil C51 development environment to test successful, and after several practice application).

Packet : 79419120mcu_key.rar filelist
Key
Key\C
Key\C\Key.c
Key\C\Key.h
Key\Key.c
Key\Key.h

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