|Wider traces and smooth corners for better etching. Large pads for easier drilling.|
CONN_2 is a jumper wire to avoid needing a double-sided board as I could not route that line directly. P1 is a right-angle female 34-pin cable connector. The outline in the picture is misleading as the ribbon cable plugs into the left side with the cable exiting up and to the left. P2 is a 26 pin female pin header which is fitted underneath the board and plugs into the male header on the Raspberry Pi. The finished board is approximately 2-1/2 x 2-12 inches square.
I have successfully read some copy-protected game disks using the software and I believe that with further tweaking I should be able to read most copy-protected disks.