UKHeliBob:
Please post the circuit and program that you tried.
Arduino GND -> 1st wire
digital in 1 -> 2nd wire
out 5v of arduino -> 3rd wire
I've used the simple 'digital read' example in Arduino, but i don't know how to read it as a frequency
UKHeliBob:
Please post the circuit and program that you tried.
Arduino GND -> 1st wire
digital in 1 -> 2nd wire
out 5v of arduino -> 3rd wire
I've used the simple 'digital read' example in Arduino, but i don't know how to read it as a frequency