Hello all. First, being a newbie, I appreciate all the patience and info given lately. I create one issue, ask for guidance and eventually solve the problem. I am trying to add a 20x4 LCD display to my project. I have it wired as 5v, grd, SDA to pin 20 and SDL to pin 21 on a mega 2560 board. If I d…

[image] rkelso: lcd.begin(16,2); On the test code, the display is initialized by "LCD.init". Your code uses LCD.begin and calls a 16x2 display, but you told you´re using a 20x4...

LCD I2C display questions

Projects Programming

PaulRB October 16, 2021, 6:12pm 3

^ wot he said.

2 Likes

Topic		Replies	Views
Can't get 20x4 i2c display working Programming	25	23707	May 5, 2021
Can't get 20x4 I2C LCD working Displays	5	1879	May 6, 2021
Nothing showing up on I2C LCD Programming	5	4759	May 5, 2021
LCD in Betriebnehmen. Deutsch	7	2780	May 6, 2021
Serial IIC/I2C/TWI 2004 204 20X4 not displaying Displays	12	3292	May 6, 2021

LCD I2C display questions

Related topics