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  • localhero's Avatar
    05-25-2022, 05:53 AM
    Ok guys, I have good news. After a lot of trials, and errors in MIDIOX, I have finally managed to get it to work :D I had previously tried to split the message but it iddn't work because it was sent too quickly. So...
    43 replies | 723 view(s)
  • localhero's Avatar
    05-23-2022, 07:27 PM
    I don't see any problem with long sysex messages. Like the MIDI Sample Dump Standard you can send samples. I've found this : I think your real problem is the 'generic USB to Midi cable' at it uses Microsoft class...
    43 replies | 723 view(s)
  • localhero's Avatar
    05-23-2022, 07:14 PM
    I wanted to be sure, so I've checked the official Yamaha documentation. See page 37 here : http://synthmanuals.com/manuals/yamaha/tx7/owners_manual/tx7e1.pdf
    43 replies | 723 view(s)
  • localhero's Avatar
    05-23-2022, 05:36 PM
    If I understand the third parameter for sendSysEx, if it's false it will add the missing start/stop bytes to the message.
    43 replies | 723 view(s)
  • localhero's Avatar
    05-23-2022, 05:23 PM
    Hi Rolf, It's a dump of a DX7 bank with 32 patches inside. So the file actually already has only one F0, then 4102 bytes, then one F7 at the end. In MIDIOX, I see that the usbmidi lib truncates this 4104 buffer in 266...
    43 replies | 723 view(s)
  • localhero's Avatar
    05-22-2022, 08:42 PM
    Thanks Rolf I've tried all your suggestions, unfortunately I'm still stuck with no complete bank dump. I'm going crazy with such a "simple" thing. If my calculations are right (and MIDIOX displays the blocks right)...
    43 replies | 723 view(s)
  • localhero's Avatar
    05-21-2022, 05:59 PM
    Thanks. So I've tried it but it doesn't solve the problem for me. Now I see that: Received 1024 bytes succesfully. Received 3235 bytes of bulk dump (at 1078333 bytes/s = 1053,06 KB/s)
    43 replies | 723 view(s)
  • localhero's Avatar
    05-21-2022, 04:10 PM
    Hi, I've got some problem with usbMidi too. I try to send a DX7 bank sysex file by usbMidi (file stored on a SD card). When I send only a patch it's working perfectly. But when I try to send the whole file (4104...
    43 replies | 723 view(s)
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usbMIDI transmission error 05-25-2022 05:53 AM
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