Hi there, My Arduino Uno came with a kit. the kit contains a LCM1602C LCD display. I was trying to do the "hello world" tutorial example http://arduino.cc/en/Tutorial/LiquidCrystal . but I see nothing on the display, the pot works fine changing the contrast but no "hello world" on display:( The tu…

LCM1602C LCD + Arduino Uno R3

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