SP Button Pad Controller ACT II (adventures in the AVRland)

Since things didn’t work out as smoothly as I expected, no proper information on the net, nor anyone wrote a library for it; spent few sleepless nights trying to figure it out,¬†things¬†seemed doomed.. I decided to contact Spark Fun for more technical info. Within an hour they answered me, was really helpful but tried to … Read moreSP Button Pad Controller ACT II (adventures in the AVRland)

SP Button Pad Controller ACT I (latency is a biatch)

Next step for my project, were the Button Pad Controllers. There are two boards, SPI slave board, and a USB master board with USB API. Should be straight forward, or so I thought.. The USB board had two JST connectors, one for the USB cable and one for 5V Power. To make my life slightly … Read moreSP Button Pad Controller ACT I (latency is a biatch)