Arcam 8 Manuel - Page 15

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Arcam 8 Manuel

System Command Specifications

software version (0x04)
Request the version number of the main software or the control protocol
of the MZ8/MZ12.
example
Command/response sequence to request the RS232 protocol version
(1.4):
Command:
0x21 0x01 0x04 0x01 0xF0 0x0D
Response:
0x21 0x01 0x04 0x00 0x03 0xF0 0x01 0x04 0x0D
power (0x00)
Request or change the standby state.
example
Command/response sequence to request the power state where the
power is on:
Command:
0x21 0x01 0x00 0x01 0xF0 0x0D
Response:
0x21 0x01 0x00 0x00 0x01 0x01 0x0D
request Mute status (0x0e)
Request the mute status of the audio in a zone.
example
Command/response sequence to request the mute status of zone 1 where
zone 1 is muted:
Command:
0x21 0x01 0x0E 0x01 0xF0 0x0D
Response:
0x21 0x01 0x0E 0x00 0x01 0x00 0x0D
COMMAND:
Byte:
Description:
St
0x21
Zn
0x01
Cc
0x04
Dl
0x01
Data
0xF0 – Request version RS232 protocol
0xF1 - Request version main software
Et
0x0D
RESPONSE:
Byte:
Description:
St
0x21
Zn
0x01
Cc
0x04
Ac
Answer code
Dl
0x03
Data1
Echo data from command
Data2
Major version number
Data3
Minor version number
Et
0x0D
COMMAND:
Byte:
Description:
St
0x21
Zn
0x01 (command affects all zones)
Cc
0x00
Dl
0x01
Data
0x00 – Enter standby state
0x01 – Power-on
0x02 – Toggle power state
0xF0 – Request power state
Et
0x0D
RESPONSE:
Byte:
Description:
St
0x21
Zn
0x01
Cc
0x00
Ac
Answer code
Dl
0x01
Data
0x00 – System is in standby
0x01 – System is powered on
Et
0x0D
COMMAND:
Byte:
Description:
St
0x21
Zn
Zone number
Cc
0x0E
Dl
0x01
Data
0xF0 – Request mute status
Et
0x0D
RESPONSE:
Byte:
Description:
St
0x21
Zn
Zone number
Cc
0x0E
Ac
Answer code
Dl
0x01
Data
0x00 – Zone is muted
0x01 – Zone is not muted
Et
0x0D
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