Serial Command Protocol - Calypso CA-500 User Manual

2.2

Serial Command Protocol

The CA Series of products supports a fixed library of Serial commands, which can be
transmitted directly to the RS-232 port on the unit, which is also for CA-Config communications.
Note that each command must end with a carriage return (HEX = 0D).
Command
#ACHx
x
Command
#ACH?
Command
#ACF
Command
#ACR
Command
#AVIs
s
Command
#AVI
Command
#AVDs
s
Command
#AVD
Description
Select Audio Channel
1 = Channel 1
2 = Channel 2
3 = Channel 3
4 = Channel 4
Description
Return current channel selection
Description
Forward to next available channel
Description
Reverse to available channel
Description
Increase volume, range 1-32 (-2db/step), steps 1-3
1 = 1 step
2 = 2 steps
3 = 3 steps
Description
Increase volume 1 step, range 1-32 (-2db/step)
Description
Decrease volume, range 1-32 (-2db/step), steps 1-3
1 = 1 step
2 = 2 steps
3 = 3 steps
Description
Decrease volume 1 step, range 1-32 (-2db/step)
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