Mc-4 Get Parameter Value By Id - Lexicon MC-4 V1.00 - SERIAL PROTOCOL DEFINITIONS REV 1-6 Manual

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6.3.15.2 Data Description
KeyCode:
Data Type:
Valid Values:
6.3.15.3 MC-4 Response
The KeyCode is processed as a valid IR code. No acknowledgment will be sent from the MC-4.
6.3.15.4 Data Validation
The KeyCode data will be verified as a legal IR code. If the Code is not valid, the MC-4 will not
respond.

6.3.16 MC-4 Get Parameter Value by Id

Request to MC-4 for the current value of a given parameter. The MC-4 will respond with a "Parameter
Value Packet".
6.3.16.1 Command Packet Description
Application Header:
Command
Data Count
Application Data:
Data[0]
Data[1]
6.3.16.2 Data Description
ParamId:
Data Type:
Max:
6.3.16.3 Data Validation
If ParamId exceeds its maximum value, the MC-4 will ignore the command and transmit a
DC_NAK command with an error code DC_INVALID_PARAM_ID.
6.3.16.4 MC-4 Value String Response Packet
Application Header:
Command
Data Count
Application Data:
Data[0]
Data[1]
Data[2]
Data[3-23]
6.3.16.5 Data Description
Same as MC-4 Set Parameter Value by Id: Data Description
Unsigned 8 bit integer.
MC-4 IR Codes (Appendix C page
MC_CMD_GET_PARAM_VALUE_BY_ID
2
ParamId (LSB)
ParamId (MSB)
Unsigned 16 bit integer.
Max Parameter Count as reported by the MC-4 Unit Configuration
Response Packet (6.3.14.2 page
MC_RESP_PARAM_VALUE
24
ParamId (LSB)
ParamId (MSB)
ParamType
Value[0 -20]
MC-4 Serial Communications Protocol
36)
0x3A
0x02
nn
nn
22)
0x92
0x18
nn
nn
nn
nn nn nn...
(6.3.12.2 page 20).
25