I'm trying code Arduino UNO & 20x4 LCD with a very basic program as shown in last figure. But, its only displaying blank boxes. I'm pretty new at this so need some guidance. Thank you [photo2 (1).jpg] [photo1 (1).jpg] [pic.jpg]

LCD not displaying characters

samarth_gohil May 16, 2014, 12:08pm 7

Serial: 2004BD1660Y

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