https://makertube.net/videos/watch/0556393e-8769-4357-9e9d-10a9734134d7 I've been playing around with a Commodore VIC-20 from the early 80s and a MIDI interface card. I decided to program a simple 16-step sequencer in BASIC - because there is none. Please subscribe and like and get notified about upcoming videos on my channel! I'm using the VIC-20 MIDI Cartridge from RETRO Innovations in my VIC-20. The BASIC source code can be found on my GitHub site: https://github.com/polykit/vic20-sequencer //// GitHub: https://github.com/polykit Mastodon: https://chaos.social/@polykit //// Music by LOOK MUM NO COMPUTER https://www.youtube.com/LOOKMUMNOCOMPUTER //// Pi1541 Floppy Disk Drive Emulator: https://cbm-pi1541.firebaseapp.com RETRO Innovations VIC-20 MIDI Cartridge: http://www.go4retro.com/products/vicmidi VIC-20 Programmers Reference Guide: http://cini.classiccmp.org/pdf/Commodore/VIC-20%20Programmer's%20Reference%20Guide.pdf VIC-20 Assembly Language Programming Book: http://www.1000bit.it/support/manuali/commodore/vic20/vic-20_machine_code.pdf Old Maplin Magazine Article: https://worldradiohistory.com/UK/Mapelin/Maplin-Project-Book-22.pdf Commodore VIC-20 Image: https://commons.wikimedia.org/wiki/File:Commodore-VIC-20-FL.jpg Commodore VIC-20 Logo: https://commons.wikimedia.org/wiki/File:VIC20_Logo.svg //// #vic20 #midi #retrocomputing Mon, 06 Apr 2026 10:42:37 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://peertube.giftedmc.com https://peertube.giftedmc.com/client/assets/images/icons/icon-512x512.png https://makertube.net/videos/watch/0556393e-8769-4357-9e9d-10a9734134d7 All rights reserved, unless otherwise specified in the terms specified at https://peertube.giftedmc.com/about and potential licenses granted by each content's rightholder.