Lexicon MC-12HD - Set Mute

Lexicon MC-12HD Serial Communications Protocol
7.3.8.1 Command Packet Description
Application Header:
Command DC_CMD_SET_COM_CONFIG 0x30
Data Count 1 0x01
Application Data:
Data[0] Configuration Register 0 nn
7.3.8.2 Data Description
Data Word Bit Definition
0 0 Acknowledge Enable
Acknowledge Enable:
TRUE Indicates the MC-12HD will transmit Acknowledge Notification’s to the Host.
FALSE Indicates the MC-12HD will not transmit any positive Acknowledge Notification
messages. The MC-12HD will always transmit NAK error notification messages.
7.3.8.3 MC-12HD Response
The data values transmitted will be copied over to the registers stored in nonvolatile RAM. The MC-12HD
will respond with an ACK Packet.
7.3.9 Set Mute
The Set Mute Command message allows the RS232 users to set/clear the MC-12HD mute state directly.
7.3.9.1 Command Packet Description
Application Header:
Command DC_CMD_SET_MUTE 0x31
Data Count 1 0x01
Application Data:
Data[0] Mute State nn
7.3.9.2 Mute State Data Description
Value Definition Description
0 UNMUTE The user mute state is set to unmuted. The MC-12HD may still
be muted for other internal reasons.
1 USER MUTE The system volume decrements by the specified amount set in
the OUTPUT LEVELS Menu.
2 FULL MUTE The system is fully muted.
7.3.9.3 MC-12HD Response
The MC-12HD will set the mute state according to the value transmitted. The MC-12HD 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.
7.3.9.4 Data Validation
The data value transmitted to the MC-12HD will be verified as a valid value. If it is valid the MC-12HD will
set/clear the mute and respond with an ACK Packet. If the data value is invalid the MC-12HD will respond
with a DC_INVALID_DATA error NAK.
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