Burning custom drum machine sound ROMs

alesis hr-16

The Alesis HR-16 was an inexpensive, easy-to-use MIDI drum machine from the early ’90s. [Burnkit2600] had a lot of experience circuit bending the HR-16 and decided to burn some custom sound ROMs for it. The HR-16 has two 32-pin ROMs that are conveniently socketed. He pulled the chips and dumped the image using an EPROM reader/writer. The ROM only contains … Read the rest