TetRez cunt at this point, surely? I was quite happy to let this one slip by and pick it up cheap later but that demo really is something else. Fantastic stuff hearing the music sync up with my button presses. Or maybe I started pressing buttons in time to the music. It is impossibl...
One is connected to power supply (here +3.0V) and the other is connected to the GPIO pin, but also to the ground via a resistor. When the button is not pressed, the voltage at the GPIO pin is 0V and the program will read 0 in the register. When the button is pressed, the ...