What if we could have had fast, high density ROM and ... with a CPU that’s entirely made of microcode. While the Gigatron is a popular product in the world of weird electronics kits, the creator ...

He started with the basic kit: CPU – The Z80 ROM – 27C512 64 KB ROM, selectable in 8KB banks RAM – 62256 32 KB RAM Clock – 7.3728 Mhz crystal that drives a 74HC04 hex inverter (for the CPU ...