Posted March 8, 2014 by Chris

"For a long time, I was looking for a solution to the size of my stk500. Its big, fragile, and requires external power and a large USB to serial cable. It seemed like the solution was one of these, a tiny (haha) programmer based around an attiny45/48. Since I had the parts left over from The Secret Knowledge (more on this later) that would let me implement v-usb, and some attiny45 in my room, I decided to give it a shot. Along the way there were a few roadblocks:"