A-B Command - Denon DCM-390 Specification

Revision1.30
Date 25.Apr.'06

2.6.16 A-B command

This command designates a point, B point in an A-B point designated repeating function. (CD)
1) Command format
Byte/bit
0
1
2
3
4
5
6
7
8
2) Answer format
Byte/bit
0
1
2
3
4
5
3) Special condition
As for this command, information condition changes by the condition of a/the main body.
1. A device 'receives only A-Set' condition at the time of ' A-B off'.
2. A device 'receives only B-Set' and' A-B off' condition at the time of ' A-Set'.
3. A device ' receives only A-B off' condition at the time of ' A-B Set'.
D&M
7 6 5
A-B Code (A-B OFF: '0', A-set: '1', B-Set: '2')
Table 51. A-B command
7 6 5
Table 52. A-B answer
DCM390 Serial Interface Specification
4 3 2
STX (0x02)
Command code ('I')
Reserve (0x00)
Reserve (0x00)
Reserve (0x00)
ETX (0x03)
BCCH (high-level)
BCCL (low-level)
4 3 2
STX (0x02)
Reply code ('I')
Answer code
ETX (0x03)
BCCH (high-level)
BCCL (low-level)
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1 0
1 0