Lexicon MC-12 V4.0 - SERIAL COMMUNICATIONS PROTOCOL DEFINITION REV 1-6 User Manual

Lexicon
MC-12 Serial Communications Protocol Printed on: 07/19/04
© 2004 Harman Specialty Group All rights reserved. 1 of 102
Serial Communications Protocol Definition
Project: Lexicon MC-12/MC-12B
Updated: July 9, 2004
Software Version 4.0
Protocol Version:
Major rev 1
Minor rev 6

Lexicon MC-12 V4.0 - SERIAL COMMUNICATIONS PROTOCOL DEFINITION REV 1-6 Specifications

General

Brand	Lexicon
Model	MC-12 V4.0 - SERIAL COMMUNICATIONS PROTOCOL DEFINITION REV 1-6
Category	Computer Hardware
Language	English

Summary

Physical Layer

5.1 DB-9 RS232 Connector

Describes the physical DB-9 connector and serial cable wiring requirements.

5.2 Serial Port Driver

Specifies the MC-12 serial port configuration settings like baud rate and parity.

Data Link Layer

Application Layer

7.1 MC-12 Asynchronous Notification Packets

Defines asynchronous notification packets sent by the MC-12 for system changes.

7.1.1 Wakeup Notification

Describes the packet sent when the MC-12 powers on or resets.

7.1.2 Sleep Notification

Describes the packet sent when the MC-12 enters standby mode.

7.1.3 Front Panel Display

Describes notifications for front panel display updates from the MC-12.

7.1.4 MC-1 Parameter Change

Notifies when a parameter value changes due to user or system action.

7.1.5 MC-12 Parameter Notification by Id

Enables/disables notifications for specific parameter changes by ID.

7.2 Acknowledgment Packets

Covers ACK/NAK packets used for communication status and validation.

7.2.1 Acknowledge

Details the structure and purpose of the Acknowledge (ACK) packet.

7.2.2 No Acknowledge

Details the structure and purpose of the No Acknowledge (NAK) packet.

7.3 Host Initiated Command Packets

Lists commands that the HOST can initiate to control the MC-12.

7.3.1 Reset Unit

Commands the MC-12 to perform a soft reset, retaining nonvolatile RAM.

7.3.2 Restore

Commands the MC-12 to restore system and effect parameters to factory defaults.

7.3.4 Get Unit Configuration

Requests the MC-12's current unit configuration details.

7.3.4.2 MC-12 Unit Configuration Response Packet

7.3.4.3 Data Description

7.3.5 Get System Status

Requests the MC-12's current system status, including volume and input.

7.3.5.2 System Status Response Packet

7.3.5.3 Data Description

7.3.6 Get Zone 2 Status

7.3.18 Set System Volume

Sets the system volume of the MC-12 with a specified value.

7.3.19 Set Main Balance

7.3.20 Set Front/Back Balance

7.3.21 Set Active Effect by Id

7.3.22 Set Record Input

7.3.24 Set Zone2 Volume

7.3.25 Set Zone2 Left/Right Balance

7.3.27 Set Input Name by Id

7.3.31 Get Communication Configuration

7.3.32 Set Communication Configuration

7.3.36 MC-12 Get Parameter Definition by Id

Requests a parameter definition by its Parameter ID from the MC-12.

7.3.37 MC-12 Set Parameter Value by Id

Sets a parameter's value by its ID and runs associated functions.

7.3.38 MC-12 Set Parameter Value by Id, No Run

Sets a parameter's value by ID without executing associated functions.

7.3.39 MC-12 Get Unit Configuration

7.3.41 MC-12 Get Parameter Value by Id

Requests the current value of a given parameter by its ID.

7.3.42 MC-12 Set Parameter Notification by Id

7.3.43 MC-12 Parameter Get Value String by Id

7.3.45 MC-12 Get System Status

Requests the MC-12's current system status.

7.3.46 MC-12 Get Record Status

7.3.47 MC-12 Set System Volume

Sets the system volume of the MC-12 with a specified value.

7.3.48 MC-12 Set Main Balance

7.3.49 MC-12 Set Front/Back Balance

7.3.50 MC-12 Set Active Effect by Id

7.3.51 MC-12 Set Record Input

7.3.52 MC-12 Set Zone2 Volume

7.3.53 MC-12 Set Zone2 Left/Right Balance

7.3.54 MC-12 Get Input Name by Id

7.3.55 MC-12 Set Input Name by Id

Application Notes and Examples