[sdiy] Clavinova MIDI problem

Tom Wiltshire tom at electricdruid.net
Sat Jul 20 12:13:10 CEST 2013

On 19 Jul 2013, at 17:27, John Speth <jspeth at avnera.com> wrote:

>> Are you using the "Bulk Data Format for Organ Combination" on Pg 52 of
> the
>> manual?
> Yes, that's what I'm using.  I have one doubt about that block data
> description: It's Device ID that isn't clear what it needs to be when you
> take into account the Device ID for other sysex messages.  I'm using 0x3B.

Well spotted. The "Bulk Dump Format for Sequence Data" above the bit you're using suggests 0x40 for CLP-811, and 0x3E for CLP-61, so give that a try too.

>> Isn't it possible using control changes?
> I don't think control change numbers are assigned for organ patch
> parameters.  There is that sysex "Special Operator" message that appears
> to control certain system values but there doesn't seem to be any
> assignment for organ parameters.
> The manual's MIDI pages are so terse and cryptic.

I absolutely agree. And the manual I found claimed to have a MIDI implementation chart on Pg66, but Pg66 wasn't there. Groan.


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