Information about programming REU's, cartridges such as Action Replay/Final Cartridge/Retro Replay, RR-net/SilverSurfer, and so on.
EasyFlash is a 1 MByte Flash memory card for the expansion port.
This is about the 17xx “RAM Expansion Unit” and compatible clones such as the CMD REU and the 1541U. (Note that not all C64 PSU's can handle the extra current consumed by the REU, in case you experience problems.)
Not Similar to REUs. Memory banked in between $de00-$deff.
RS-232 interface cartridge by CMD.
See the MIDI section for information on MIDI cart programming.
This hardware is an add-on to be used with the Retro Replay or the MMC64 interface.
This hardware is an add-on to be used with the Retro Replay or the MMC64 interface.
Below is a quick hack of a serial driver for use with the CC65 c-compiler. WARNING: this *really* is a hack, not even implementing half of what it should!