[sdiy] Clavinova MIDI problem

Tom Wiltshire tom at electricdruid.net
Fri Jul 19 12:51:21 CEST 2013


Hi John,

Are you using the "Bulk Data Format for Organ Combination" on Pg 52 of the manual?

Isn't it possible using control changes?

http://www.manualslib.com/download/196665/Yamaha-Clp-611.html

Regards,
Tom


On 18 Jul 2013, at 20:34, John Speth <jspeth at avnera.com> wrote:

> Hi folks-
> 
> I'm trying to make a MIDI editor for the Yamaha Clavinova CLP-611's Organ
> Combination instrument.  About a dozen or so Hammond organ parameters are
> sent using sysex dumps to change the patch, one dump for all parameters,
> about 40 bytes.  Those parameters include tone drawbar, attack, and leslie
> settings.  My editor is written and debugged but I have one major problem:
> The only parameters that apparently change are the leslie speed and depth
> values.  All other parameters are never changed (sound won't change) no
> matter what.  The fact that the leslie settings are changing tells me that
> the data is properly formatted.
> 
> Does anyone have any experience with MIDI communication with the Clavinova
> series that can give me good advice on how to manipulate all parameters?
> 
> Google is a dead end: just turns up one user manual download page after
> another.
> 
> Thanks, JJS
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