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Send PC and BC to Sequential Rev2 via Ableton

Posted: Sun May 24, 2020 11:46 am
by Dextroze
Hello guys, I'm trying to send program changes and bank changes via Ableton to my Sequential Rev2.
I've hear the easiest way to do this in Ableton would be to set up a dummy clip that fires the data on the correct MIDI channel.
Problem : it seems that sometimes the program changes are not recorded, from time to time, I end up with no program changes recorded (whereas I did save with them), sometimes it works !
Do you know another wayto trigger these ?
I want to control the Minilogue and it works with it apparently without hiccups.

Thank you

Re: Send PC and BC to Sequential Rev2 via Ableton

Posted: Sun May 24, 2020 1:43 pm
by Shift Gorden
Hey there!

Great question. You got everything hooked up via USB or traditional MIDI cables?

Program change works perfectly (do far) with my Sequential Prophet 6, but I have the same problem as you with my Novation Super Bass Station. The Novation is hooked up via regular midi, and half the time ignores program change messages - no idea why.

Re: Send PC and BC to Sequential Rev2 via Ableton

Posted: Sun May 24, 2020 5:00 pm
by Dextroze
Hey there ;)
Everything via USB (powered hub).

Re: Send PC and BC to Sequential Rev2 via Ableton

Posted: Sun May 24, 2020 9:28 pm
by TLW
It might be worth trying putting a very short dummy note at the beginning of the clip (insert the note then mute it, I’ve no idea why but sometimes that unsticks things). Or putting the PC/BC into a “regular” clip that contains notes.

I’ve used several DAWs over the last 25 or so years and program/bank change messages have been a bit flakey in all of them. Another issue is that some MIDI interfaces/interface drivers don’t like them - I’ve an M-Audio interface that scrambled PC/BC and sysex messages very badly when I used a PC but behaves itself persfectly attached to a Mac. Though since you’re connecting by USB that probably isn’t an issue.

Re: Send PC and BC to Sequential Rev2 via Ableton

Posted: Sun May 24, 2020 10:47 pm
by Shift Gorden
Great answer, TLW. I was wondering if there was flakiness involves.

OP, I found my Prophet does some super weird midi insanity and causes program change messages to either not register or are delayed (even to the point of me manually changing programs on the Prophet).

The culprit - USB midi clock was enabled on the Prophet. When I turned it off - everything worked perfectly. No idea why. Obviously this throws off any LFO or sequencer syncing, but it might be worth trying?

Jeez, Dave Smith - you’re the inventor of MIDI!!!! :)