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Analogue-sequencer

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RE: [analogue-sequencer] Re: My kit soon ready but somethings weird, got a video.

2009-07-22 by Colin Fraser

> Tryed transfer the bootloader, and the P3 says Bad data! This means? 
> 
> Tryed diffrent midiinterfaces and programs, on my mac.

There are a couple of common causes of bad data.
First is that there is not enough gap between sysex blocks.
There should be somewhere you can configure that in your app, but I'm no Mac
user so I cant help.
Another common cause of bad data is a feedback loop between MIDI IN and OUT.
P3 sends an ACK for each sysex block it receives, but if it is sent its own
ACK back by MIDI soft-thru, it will give bad data.

Best regards,
Colin Fraser
Sequentix Music Systems Ltd
http://www.sequentix.com

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