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KEYCHECK
- 4*4 key pad interfasing with 8051 by c languages
lock
- cod lock with 8952 and key pad project
dtmf
- all the dtmf tones required to detect the tones of key pad
KeyPad
- Source code demo scan key pad 4x4
keypad-lock
- KEY PAD LOCK for lock - 54321 and press # KEY PAD LOCK WITH LCD 2X16-KEY PAD LOCK for lock - 54321 and press # KEY PAD LOCK WITH LCD 2X16
P17_SK40C_4x4keypad
- this source code is to interface key pad to 8051 AT89C51 microcontroller
Amazing-Key-Pad
- amazing keypad, it provides basic techniques to decode a matrix keypad. it uses 74ls138 decoder to accomplish this. C++ source code is also given. Thanks.