External RAM 128K

A project log for 8-bit in style: the PIC18 computer

My attempt to create a fully expandable 8-bit system built around a modern architecture

knvdKn/vD 07/18/2019 at 11:000 Comments

Just finished my new B18 card. This one is a cheap external RAM 128k that occupies the bus addresses 0x20000 - 0x3FFFF.