Arcam SA10 Uwagi dotyczące instalacji niestandardowej - Strona 6
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Headphones (0x02)
Determine whether headphones are connected.
Example
Command/response sequence to request the headphone status where the
headphones are not connected:
Command:
0x21 0x01 0x02 0x01 0xF0 0x0D
Response:
0x21 0x01 0x02 0x00 0x01 0x00 0x0D
Software version (0x04)
Request the firmware version
Example
Command/response sequence, where the repsonse is HOST version 1.2:
Command:
0x21 0x01 0x04 0x01 0xF0 0x0D
Response:
0x21 0x01 0x04 0x00 0x02 0x01 0x02 0x0D
6
COMMAND:
Byte:
Description:
St
0x21
Zn
Zone number
Cc
0x02
Dl
0x01
Data
0xF0 – Request current headphone connection status
Et
0x0D
RESPONSE:
Byte:
Description:
St
0x21
Zn
Zone number
Cc
0x02
Ac
Answer code
Dl
0x01 (Data length)
Data
0x00 – Headphones are not connected.
0x01 – Headphones are connected
Et
0x0D
COMMAND:
Byte:
Description:
St
0x21
Zn
Zone number
Cc
0x04
Dl
0x01
Data
0xF0 – request software version
Et
0x0D
RESPONSE:
Byte:
Description:
St
0x21
Zn
Zone number
Cc
0x04
Ac
Answer code
Dl
0x02
Data1
0x?? – major version number
Data2
0x?? – minor version number
Et
0x0D