How piçpiçpiç can Save You Time, Stress, and Money.
If the thing is 16 rectangles (like “█”) on the main row, it may be because of the jumper wires getting unfastened around the breadboard. This is standard and might occur with other LCDs wired in parallel which has a microcontroller.The SparkFun RedBoard is your advancement System. At its roots, the RedBoard is basically a small, transportabl