It could be better, It was a budget build for fun. I got the PSX out of the trash in really bad shape it looked like its been water damaged on the bottom of the circuit board / power supply. Some one tried to feed the power & reset button food. The laser needed calibrated and it still only reads...

No one has any high quality pictures of the PU-22 and where these pins are located for PSNee. So I took my own pictures your welcome to include this picture in the project zip. I got it working with a ATiny85 confirmed no editing of the code required. Thanks you guys did a great job on PSNee Ver 7.0...