Re: Issue receiving sysex dump from DX7

"andy2no via Groups.Io" <[email protected]> Mon, 18 Nov 2019 07:02:57 -0800
Newsgroups gmane.music.equipment.yamaha-dx
Message-ID <[email protected]>
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I've seen MIDI-OX mess up handling of sysex dumps - from my Behringer DeepM=
ind 6.=C2=A0 Bome's SendSX worked perfectly.

I seem to have read somewhere that Windows MIDI drivers expand "running st=
atus" - so that software receives entire self contained MIDI messages inste=
ad of a status message followed by a stream of values for it.=C2=A0 If it w=
as receiving a sysex dump but didn't see the header, for example, it could =
then mangle the data considerably, thinking some of it was running status m=
essages, and adding the extra status bytes.

I've had success using JSynthLib with my TX7, so I'd try that, to see if i=
t can receive a dump from your DX7:

https://sourceforge.net/projects/jsynthlib/

but first try Bome's Send SX because it's simpler, with much less of a lea=
rning curve:

https://www.bome.com/products/sendsx

Maybe just connect the DX7 direct to the PC via your no name USB-MIDI cabl=
e?=C2=A0 I'm not familiar with the MOTU but it sounds complicated enough to=
 be part of the problem.

- Andy

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I've seen MIDI-OX mess up handling of sysex dumps - from my Behringer DeepM=
ind 6.&nbsp; Bome's SendSX worked perfectly.<br /><br />I seem to have read=
 somewhere that Windows MIDI drivers expand "running status" - so that soft=
ware receives entire self contained MIDI messages instead of a status messa=
ge followed by a stream of values for it.&nbsp; If it was receiving a sysex=
 dump but didn't see the header, for example, it could then mangle the data=
 considerably, thinking some of it was running status messages, and adding =
the extra status bytes.<br /><br />I've had success using JSynthLib with my=
 TX7, so I'd try that, to see if it can receive a dump from your DX7:<br />=
<br /><a href=3D"https://sourceforge.net/projects/jsynthlib/" target=3D"_bl=
ank" rel=3D"noopener">https://sourceforge.net/projects/jsynthlib/</a><br />=
<br />but first try Bome's Send SX because it's simpler, with much less of =
a learning curve:<br /><br /><a href=3D"https://www.bome.com/products/sends=
x" target=3D"_blank" rel=3D"noopener">https://www.bome.com/products/sendsx<=
/a><br /><br />Maybe just connect the DX7 direct to the PC via your no name=
 USB-MIDI cable?&nbsp; I'm not familiar with the MOTU but it sounds complic=
ated enough to be part of the problem.<br /><br />- Andy

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