Reading Time: 2 minutes Cambridge-1 is a 4-bit homebrew 7400-based CPU Arduino Team β September 26th, 2019 Richard of ARITH-MATIC had the idea to build a 4-bit computer based on 7400 series ICs (like the 74HC273, 74HC193, and 74HC125), but other responsibilities got in the way of this becoming a reality for quite some time. Finally, with the Retro…… Continue reading Cambridge-1 is a 4-bit homebrew 7400-based CPU