3 ms·

> No, a PLA [1] and a microcode ROM are two very different animals. Technically a microcode ROM (or any ROM, really) is a (degenerate case of a) PLA. Hence the

by a1369209993 6y ago

> No, a PLA [1] and a microcode ROM are two very different animals. Technically a microcode ROM (or any ROM, really) is a (degenerate case of a) PLA. Hence the visual similarities, since that type of grid pattern will be observed with any PLA, whether ROM or general-logic.