- Support for up to 4 SID chips
- Support for both, the old (6581) and new (8580) SID in all slots.
- Jumper-selectable filter configuration
- Serial Interface (including RTS/CTS flow control)
- Full MIDI interface (IN, THRU and OUT)
- 3 x 16 character LCD
- Real Time Clock
- Extension Port
I've already designed a PCB. I couldn't fit it all on a single PCB so I split it into two boards that will be put on top of each other like a sandwich. This helps to separate digital and analog circuitry and keeps the bus lines short.