GROM functionality now done by the FPGA

A project log for TI-99/4A memory extension with Pipistrello FPGA

64 megabytes RAM expansion for the TI-99/4A using the Pipistrello FPGA board and a buffer board.

Erik PiehlErik Piehl 08/26/2016 at 20:120 Comments

After some debugging sessions, I got the GROM address counter bugs fixed and now the FPGA alone also integrates the extended basic cartridge.