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 15, 2012, 11:35pm 17

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