Arcam SA10 Примечания по установке - Страница 11
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Balance (0x3B)
Adjust the balance control.
Example
Command/response sequence to set the balance 3dB to the left:
Command:
0x21 0x01 0x3B 0x01 0x83 0x0D
Response:
0x21 0x01 0x3B 0x00 0x01 0x83 0x0D
Incoming audio sample rate (0x44)
Request the incoming audio sample rate.
Example
Command/response sequence to request the incoming audio sample rate,
where the rate is 48kHz:
Command:
0x21 0x01 0x44 0x01 0xF0 0x0D
Response:
0x21 0x01 0x44 0x00 0x01 0x02 0x0D
COMMAND:
Byte:
Description:
St
0x21
Zn
Zone number
Cc
0x3B
Dl
0x01
Data
0x00 – Set the balance to the centre
0x01 – 0x0C – Set the balance to the right 1, 2, ..., 11, 12
0x81 – 0x8C – Set the balance to the left 1, 2,..., 11, 12
0xF0 – Request current balance
0xF1 – Move the balance right by 1dB
0xF2 – Move the balance left by 1dB
Et
0x0D
RESPONSE:
Byte:
Description:
St
0x21
Zn
Zone number
Cc
0x3B
Ac
Answer code
Dl
0x01
Data
0x00 – Balance is Centred
0x00 – 0x0C – Balance is Right 1, 2,...,11, 12
0x81 – 0x8C – Balance is Left 1, 2,...,11, 12
Et
0x0D
COMMAND:
Byte:
Description:
St
0x21
Zn
Zone number
Cc
0x44
Dl
0x01
Data
0xF0 – Request incoming audio sample rate
Et
0x0D
RESPONSE:
Byte:
Description:
St
0x21
Zn
Zone number
Cc
0x44
Ac
Answer code
Dl
0x01
Data
Incoming audio sample rate:
0x00 – 32 kHz
0x01 – 44.1 kHz
0x02 – 48 kHz
0x03 – 88.2 kHz
0x04 – 96 kHz
0x05 – 176.4 kHz
0x06 – 192 kHz
0x07 – Unknown
0x08 – Undetected
Et
0x0D
11