*FBEE,FBEF purpose unknown (?)
Not known what the The '''CPC interface contained''' connects to Expansion Port, and contains a [[Z80 PIO]] chip, and 74LS245, 74LS04, 74LS32 logic chips, and a Reset button. And a 2x8pin connector, for connecting to PC via 16pin flat-cable. The '''PC interface''' connects to ISA bus, and contains a [[8255 chip]], five logic chips, and two 2x8pin connectors, allowing to connect to up to two slave computers.
== CPC Games that contain PDS code ==