No Acknowledge (Mc-12, Mc-1); Host Initiated Command Packets; Reset Unit (Mc-12, Mc-1); Restore (Mc-12, Mc-1) - Lexicon MC-12 V4.0 - SERIAL COMMUNICATIONS PROTOCOL DEFINITION REV 1-6 Manual

Lexicon
MC-12 Serial Communications Protocol

7.2.2 No Acknowledge (MC-12, MC-1)

7.2.2.1 Packet Description
7.2.2.2 Data Description
Command:
DataType: Valid MC-12 command as defined in
ErrorCode:
DataType: Error code as defined in

7.3 Host Initiated Command Packets

The MC-12 serial communication protocol has been designed to respond to the following commands as
described below. Each command is transmitted to the MC-12 with the identified parameters. If the
command is successfully received and processed by the MC-12, the unit will respond with the described
response packet or action.

7.3.1 Reset Unit (MC-12, MC-1)

Commands the MC-12 to soft reset.
7.3.1.1 Command Packet Description
Application Header:
Command
Data Count
Application Data:
7.3.1.2 MC-12 Response
The MC-12 will perform an internal reset. After reset the MC-12 will go through a soft power-up
initialization. This includes transmitting the "Wakeup Notification Packet". A soft reset does not
reinitialize the MC-12. Nonvolatile RAM is maintained.

7.3.2 Restore (MC-12, MC-1)

Commands the MC-12 to restore the system and effect parameters to the factory defaults.
7.3.2.1 Command Packet Description
Application Header:
Command DC_CMD_RESTORE_DEFAULTS
Data Count 0
Application Data:
© 2004 Harman Specialty Group All rights reserved.
Application Header:
Command DC_NACK
Data Count
Application Data:
Data[0] Command
Data[1] ErrorCode
Appendix B Error
DC_CMD_RESET
0
N/A
N/A
Printed on: 07/19/04
0xE1
20x02
nn
nn
Appendix A Command Codes.
Codes.
0x10
0x00
0x13
0x00
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