Hi fellow Arduino'ers, I'm trying to interface with an LCD screen, via my arduino using i2c by integrating a port extender (mcp23017). I did use the tutorial of "Nick Gammon" well known on this forum of course. (this tutorial: http://www.gammon.com.au/forum/bbshowpost.php?id=10940&page=1 ) I've co…

LCD using MCP23017 i2C

Topic		Replies	Views
problem interfacing LCD using I2C bus (Solved :) ) Displays	24	20397	May 6, 2021
LCD 20x4 I2C PCF8574T SainSmart LCD2004 (2004A) Deutsch	7	4485	May 6, 2021
MCP2017+display LCD Generale	14	1490	May 7, 2021
Question about connecting an LCD via PCF8574 Displays	6	5649	May 6, 2021
I2C 20x4 LCD not working on Mega Displays	7	9204	May 6, 2021