Hello, I bought a 64x16 matrix display on ebay and I used code: // Arduino 1.0.5 UNO R3 #include <pgmspace.h> // Connections to board const byte latchPin=8; const byte clockPin=46; const byte data_R1=40; const byte data_R2=41; const byte en_74138=22; const byte la_74138=23; const byte lb_74138=24;…

Switching from Uno to Mega: warning: left shift count >= width of type

system Closed April 26, 2022, 6:49pm 7

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