Back in August of 2019 I had a  Sing-Along Week contest on RetroBattlestations  with the challenge of playing a MIDI file synchronized to a speech synthesizer singing the lyrics. In my stash of cards I found an MQX-32M MIDI card (Roland MPU-401 clone) which I wanted to use for converting MIDI signals to interface to an Apple II+ with an Echo II speech synthesizer, but ended up using a laptop with a USB MIDI interface. The  Pizza Week contest  made me more interested in...