Set Output Level Adjustments - Lexicon DC-2 Protocol Manual

Lexicon, Inc.
DC-2/MC-1 Serial Communications Protocol
Application Header:
Command
Data Count
Application Data:
Data[0]
7.3.33.2 Data Description
MUTE State: Value
0
still be muted for other internal reasons.
1
as set in the OUTPUT LEVELS Menu.
2
7.3.33.3 DC-2/MC-1 Response
The DC-2/MC-1 will set the mute state according to the value transmitted. The DC-2/MC-1 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 DC-2/MC-1 will be verified as a valid value. If Valid the DC-2/MC-1
will set/clear the mute and respond with an ACK Packet. If the data value is invalid the DC-2/MC-1 will
respond with an DC_ERR_INVALID_DATA error NAK.

7.3.34 Set Output Level Adjustments

The Set Output level adjustments Command message allows the RS232 users to set the DC-2/MC-1's
output level adjustments to a given value. These adjustments can otherwise be set through the Internal or
External Noise Output Level Menus.
7.3.34.1 Command Packet Description
Application Header:
Command
Data Count
Application Data:
Data[0]
Data[1]
7.3.34.2 Data Description
Adjustment Value:
Output Id: Unsigned 8 bit Integer
DC_CMD_SET_MUTE
Mute State
Definition
UNMUTE The user mute state is set to unmuted. The DC-2/MC-1 may
USER MUTE The system volume decrements by the specified user amount
FULL MUTE The system is fully muted.
DC_CMD_SET_OUTPUT_ADJ
Adjustment Value
Output ID
Unsigned 8 bit Integer
Range: 0 - 40 Counts
Conversion: 0 = -10 dB
40 = +10 dB
Step: 0.5 dB /Count
Printed on: 10/19/00
0x31
1 0x01
nn
0x32
2 0x02
nn
nn
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