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White Boxes Issue on LCD 1602 - Displays - Arduino Forum
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Lcd1602 shows only white boxes - Displays - Arduino Forum
White Boxes Issue on LCD 1602 - Displays - Arduino Forum
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LCD screen for Arduino UNO onlys shows a row of white boxes on top row - Project Guidance - Arduino Forum
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White Boxes Issue on LCD 1602 - Displays - Arduino Forum
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My Arduino LCD display only displays white boxes and when the potentiometer is adjusted it just turns blank. Any help would be great. : r/arduino
LCD 20x 4 only shows white box on line 1 and 3 - Programming Questions - Arduino Forum
