Input Detect (0X5A); Processor Mode Input (0X5B) - Arcam SA20 Custom Installation Notes

Input detect (0x5A)

Request the status of the active input.
Example
Command/response sequence where audio input is present.
Command: 0x21 0x01 0x5A 0x01 0xF0 0x0D
Response: 0x21 0x01 0x5A 0x00 0x01 0x01 0x0D

Processor mode input (0x5B)

Enable processor mode on a certain input or disable processor mode.
Example
Enable processor mode on the CD input:
Command: 0x21 0x01 0x5B 0x01 0x06 0x0D
Response: 0x21 0x01 0x5B 0x00 0x01 0x06 0x0D
16
COMMAND:
Byte: Description:
St 0x21
Zn Zone number
Cc 0x5A
Dl 0x01
Data 0xF0 - Request input status
Et 0x0D
RESPONSE:
Byte: Description:
St 0x21
Zn Zone number
Cc 0x5A
Ac Answer code
Dl 0x01
Data 0x00 - Input not present
0x01 - Input present
Et 0x0D
COMMAND:
Byte: Description:
St 0x21
Zn Zone number
Cc 0x5B
Dl 0x01
Data 0x00 - Disable (Default)
0x02 - Aux
0x03 - PVR
0x04 - AV
0x05 - STB
0x06 - CD
0x07 - BD
0x08 - SAT
0xF0 - Query processor mode status
Et 0x0D
RESPONSE:
Byte: Description:
St 0x21
Zn Zone number
Cc 0x5B
Ac Answer code
Dl 0x01
Data 0x00 - Disabled
0x01 - Phono
0x02 - Aux
0x03 - PVR
0x04 - AV
0x05 - STB
0x06 - CD
0x07 - BD
0x08 - SAT
Et 0x0D