[TGTTGIT] recently took the plunge and decided to build his own computer using logic chips. He just completed a 4-bit ALU which can compute 18 functions. It took a long time to get the wiring right… ...

Most notable was AMD's 2900 family of integrated circuits used in CPUs from Digital and others, which included the Am2901 4-bit slice ALU. See ALU. THIS DEFINITION IS FOR PERSONAL USE ONLY.