A8PicoCart - UnoCart on a Raspberry Pi Pico

Hi All, I got a Raspberry pi pico a few weeks ago to have a play with and forgot about it. Then, after noticing a post here, I realised I couldn't resist having a go at using it to make a multicart for the Atari 8-bit. A couple of PCB revisions later, I'm pretty much done, and proud to announce the A8PicoCart! Unfortunately the official Pico board hasn't got quite enough pins to make a proper multicart - you can emulate 8k and 16k carts, but that's about it. However I dis

Be nice to also use some of the PS/2 navigation keys (Home, End, Page-up, Page-Down, ect.) in TK-II for some of this as well. Here's what I did for SDrive with a crude byte swap in the original program... Notice also that the escape key is used differently, with 'F' being used for search instead, and escape sending you back to the parent directory. Alternative TK-II sdrive.atr Here are the Atari key code equivalents for those PS/2 navi