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Example

kepdad 4x4 (only 3 wire)

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Author: jm_palomino

Last Updated: 2024-10-12

Package Version: 7.6.0.0

Category: Other Codes

Downloaded: 68 times

Not followed.

License: MIT license  

Using a 74HC165 (8-input shift register) and a CD4017 (Johnson counter), we can read a 4x4 numeric keypad and show the key values ​​on the LCD2x16 and the values ​​read directly from the 74HC165 are displayed by a 74HC595 (8-output shift register).
I made the code for a pic16f887 MCU

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DOWNLOAD LINK RELATED COMPILER CONTAINS
1728706623_kepdad_4x4__only_mikroc_pic.zip [102.85KB] mikroC PRO for PIC
  • lib
  • src
  • exa
  • hlp
  • hex
  • sch
  • pcb
  • doc

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