Open Source PCB Creation

Open Source PCB for the Colecovision
by Eric Chartre

This PCB will only handle rom images up to 32 (K) kilobytes in size maximum.

2 Layers PCB 41 x 61 mm FR-4, 1.6 mm, 1, HASL with lead, Green Solder Mask, White silkscreen

Chips Required
1x SN74LS21N - Positive-AND Gate (14 pin) - No programming required


1x IC 27C256 CDIP-28 - Eprom with UV Window (28 pin) - 256 kilobit/32 Kilobytes Chip - Eprom programmer and UV eraser required.
1x IC SST27SF256-70-3C-PGE CDIP-28 - Eeprom (28 pin) - 256 kilobit/32 Kilobytes Chip - Eeprom programmer required.

You can order the ready to go PCBs from PCBWay and the creator gets a cut by clicking on the link below!

PCB from PCBWay


A programing EPROM tutorial is coming soon, I'm waiting on my supplies to be delivered. Stay Tuned.