How do you turn an LED on and off with a button on Arduino? We set the pinButton variable as integer 8 and we connect the button at pin 8 on the Board. Then the LED is connected to pin 2 using the ...

Schematic of Arduino PWM LED Controller Circuit. Advertisement. Arduino Sketch. Advertisement. Partner Content. 900% Price Hike Prompts Medical Device Manufacturer to Switch ERPs. ... Note: Pin D9 on ...

Every segment came out to a single pin, it could be jumpered to 3 others (L/R, and either up or down, depending, it was only 2 rows of pins). You got always on, on for turbo, or on for slow.