Lexicon, Inc.
MC-12 Serial Communications Protocol
1 Documents
The following documents should also be used with this document to understand how this protocol can be
used with an MC-12.
070-13227 MANUAL,OWNER'S,DC2
070-13278 MANUAL,OWNER'S,MC1
MC1/DC2 Serial Port Definition, Protocol Version 0.5
070-14773 Manual, Owner's, MC12/MC12B
1.1 Change List
9/23/02 Added this paragraph.
9/23/02 Changed "7.9 MC12 V1.10 Parameter ID List" to "7.9 MC12 V2.00 Parameter ID List"
9/23/02 Updated Parameter Id Reference Table
9/23/02 Updated
Appendix J MC-12 Mode Ids
9/24/02 Updated 7.3.36.4 Parameter Definition Response Packet for correct CurrentValue length.
9/24/02 The range of the PARAM_TYPE_UINT32 parameter type has been corrected.
9/24/02 Updated
Appendix H MC-12 to MC-1 Effect Map
9/24/02 Updated
Appendix I MC-1 to MC-12 Effect Map
10/2/02 Updated
Appendix D MC-12 IR Codes
2 Definitions
User Parameter:
HOST:
MC-12 ,MC-1,DC-2:
Nonvolatile RAM:
2.1 Protocol Version Cross-reference
All references to MC-12 shall be valid for both the MC-12 and SDP-40 products unless specifically
documented otherwise. All references to MC-1 shall be valid for the MC-1, DC-2 and SDP-3 products
unless specifically documented otherwise.
3 Abbreviations
SOP
Start of Packet
EOP
End of Packet
ACK
Acknowledge
NAK
No Acknowledge
FPD
Front Panel Display
© 2002 Lexicon, Inc. All rights reserved.
7.9 MC12 V2.00 Parameter ID List
for new V2.00 modes.
to reflect added button functionality for V2.0.
A user changeable variable that stores a specific value that describes an
operating condition for the MC-12 system.
The device initiating or receiving the serial communication packets to/from the
MC-12.
The Lexicon product receiving or transmitting the serial communication packets
to/from the HOST.
The area of memory in an MC-12 that stores users adjustable parameters. The
Nonvolatile RAM is battery backed, to maintain values during MC-12 power
down.
to reflect added modes in V2.0.
to reflect added modes in V2.0.
Printed on: 10/10/02
for V2.00 s/w.
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