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CHD Elektroservis 8-440 User Manual

Midi interface for roland vp-330 / rs-550
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Model 8-440 / 8-441
ver. 1.0
USER MANUAL
7
© 2015 CHD Elektroservis

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Summary of Contents for CHD Elektroservis 8-440

  • Page 1 Model 8-440 / 8-441 ver. 1.0 USER MANUAL © 2015 CHD Elektroservis...

  • Page 2: Table Of Contents

    Manufacturer : CHD Elektroservis Nad kundratkou 27, 19000 Praha 9 Czech Republic info@chd-el.cz www.chd-el.cz Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

  • Page 3: Device Description

    MIDI interface in detail. Pic. 1b – RS505-KBD - Functional block schematics Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

  • Page 4: Connection To Midi System

    (see appendix D). Otherwise MIDI communication loop can occur and “freeze” the MIDI system! Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

  • Page 5: Interface Operation

    [8] by SysEx command (see description of System Exclusive communication). Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

  • Page 6: System Parameters

    To activate the restored / new values of the system parameters, it is necessary to reset the interface after restoring the system memory from Bulk Dump. Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

  • Page 7: Midi Channel

    (see pic. 4), till the next preset change or the instrument switch off or Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

  • Page 8: Key Shift

    The parameter value in edit buffer can be adjusted anytime during operation by MIDI Control Change Nr. 17 – see chapter 5.1.2.2. Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.
  • Page 9 Model 8-440 / 8-441 ver. 1.0 Pic. 5 – Effect of “Key Shift“ parameter Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.
  • Page 10 AFTERTOUCH and PITCH BEND MIDI commands have no affect on the main oscillator frequency. Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

  • Page 11: Pitch Bend Range

    The commands are received on the channel defined by the MIDI Channel system parameter (see chapter 4.1.1). Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

  • Page 12: Note On/Off

    4) - until the preset is changed or the instrument is switched off or the interface reset. Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

  • Page 13: Controllers For Interface's Functions Control

    1 to 127, the oscillator detuning is increased directly proportionally to the value of the command. Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

  • Page 14: Pitch Bend

    The generator is Java script based, so it is computer platform independent. Any internet browser can be used. Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.
  • Page 15 Model 8-440 / 8-441 ver. 1.0 Pic. 7 – SysEx Messages Generator window Pic. 8 – Checksum Calculator window Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

  • Page 16: Possible Limitation During The Interface Usage And Recommended Settings

    - inputs or outputs overloading by connecting the signals source or load source with not- corresponding characteristics etc., Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

  • Page 17: Midi Implementation Chart

    Mode 3 : OMNI OFF, POLY Mode 4 : OMNI OFF, MONO X : No Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

  • Page 18: Error Status Indication

    REQUEST" and "BULK DUMP DATA SAVE / LOAD" messages before the factory reset procedure. Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

  • Page 19: Loop In Midi Communication

    “HW Reset” (see description of SysEx communication) or by MIDI controller (CC) Nr. 119 (see chapter 5.1.2.3). Copyright © 2015 CHD Elektroservis. All rights reserved. No part of this publication may be reproduced in any form without the written permission of CHD Elektroservis.

This manual is also suitable for:

8-441