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MCP23017 (i2c based) Port Expander with LCD

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Author: Bugz Bensce

Last Updated: 2023-04-01

Package Version: 2.0.0.1

Category: LCD

Downloaded: 1447 times

Followed by: 10 users

License: MIT license  

8-bit alphanumeric LCD done via i2c based Port Expander (MCP23017).

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[older versions]

DOWNLOAD LINK RELATED COMPILER CONTAINS
1680364728_mcp23017__i2c_ba_other_pic.zip [3.04MB] Other PIC Compilers
  • lib
  • src
  • exa
  • hlp
  • hex
  • sch
  • pcb
  • doc

Project Blog

MCP23017 I2C-based Port Expander

MCP23017 I2C-based Port Expander

MCP23017 I2C-based Port Expander used with a character LCD Dsiplay

View full image

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A temperature sensor (DS1621), Real Time Clock (DS1307), and a Port Expander (MCP23017) are connected to and controlled from a common I2C bus. The output is via an LCD connected to the Port Expander.

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