Set Output Level Adjustments (Mc-1); Send Display String Command (Mc-12, Mc-1) - Lexicon MC-12 V4.0 - SERIAL COMMUNICATIONS PROTOCOL DEFINITION REV 1-6 Manual

Lexicon
MC-12 Serial Communications Protocol
MUTE State:
Value Definition
0 UNMUTE
1 USER MUTE
2 FULL MUTE
7.3.33.3 MC-12 Response
The MC-12 will set the mute state according to the value transmitted. The MC-12 may still be full muted if
other conditions require the audio path to be muted. This is only a direct access to the user mute state.
7.3.33.4 Data Validation
The data value transmitted to the MC-12 will be verified as a valid value. If it is valid the MC-12 will
set/clear the mute and respond with an ACK Packet. If the data value is invalid the MC-12 will respond
with a DC_INVALID_DATA error NAK.

7.3.34 Set Output Level Adjustments (MC-1)

This command is not supported by the MC-12.

7.3.35 Send Display String Command (MC-12, MC-1)

This command allows the Host to send a 40 character string to the MC-12 for display on the OSD and Front
Panel Display.
7.3.35.1 Packet Description
Application Header:
Command
Data Count
Application Data:
Data[0]
Data[1]-Data[DataCount-1]
7.3.35.2 Data Description
Display Command Flags:
Word Bit Definition
0 0 FPD only: If set TRUE, the display string will only be sent to the FPD device for display.
0 1 Undefined.
0 2 Undefined.
0 3 Undefined.
0 4 Undefined.
0 5 Undefined.
0 6 Undefined.
0 7 Undefined.
Display String:
Data Type: Null (0x00) terminated ASCII character string.
© 2004 Harman Specialty Group All rights reserved.
Description
The user mute state is set to unmuted. The MC-12 may
still be muted for other internal reasons.
The system volume decrements by the specified user
amount as set in the OUTPUT LEVELS Menu.
The system is fully muted.
DC_CMD_SET_DISPLAY_STR 0x33
Number of characters in the
DisplayStr + 2
DisplayFlags
DisplayStr
Printed on: 07/19/04
nn
nn
ch ch ch ... 0x00
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