OK so i recently purchased a 20x4 LCD made by Hacktronics http://www.hacktronics.com and i set it up with the following tutorial Arduino Character LCD Tutorial I then ran the code on the page and changed the 16,2 to 20,4 and uncommented the lines yet this is not working. The LCD lights up blue but n…

LCD lighting up, but not displaying text

floresta April 14, 2012, 5:32pm 11

Is there any pictures i could post that would be helpful?

Yes. See Reply #1.

Don

Topic		Replies	Views
HD44780 16x2 LCD won't work with my Uno Displays	9	5638	May 6, 2021
LCD Display problem Programming	8	1745	May 5, 2021
LCD problems Interfacing	3	1333	May 6, 2021
Display not showing anything Displays	8	1280	May 6, 2021
I need to connect a lcd to an arduino without potentiometer. Displays	7	22741	May 6, 2021