https://forum.arduino.cc/t/lcd-wc1602a0-does-not-work/115377
LCD WC1602A0 does not work - Displays - Arduino Forum
Aug 8, 2012 - Hello, I bought 2*16 LCD WC 1602A. After loading even simple code, the LCD stays blanc. Checked several times connections. The panel is powered by the Arduino...
does notlcdworkdisplaysarduino