Recent content by AoiPhysF

Sorry, I said it wrong, with "outputs" I meant with USB capability as you said. The problem is that I have opened various keyboards/controllers and all of them seem to have electrolityc capacitors and also a ceramic one, they also have surface mounted ones at the same time though, that made me...

Hello everybody, I'm trying to do some kind of keyboard device which has like 12-15 digital inputs and outputs to a serial USB port. Because other similar circuits I've seen I know I need a microcontroller and some capacitors. The problem is, my device has to be very small and I can't put...