VP-553xl –
The VP-553xl RS-232 Communication Protocol
77
Command –
STANDBY
Command Type - Audio
Command Name
Permission
Transparency
Set :
STANDBY
End User
Public
Get
STANDBY?
End User
Public
Description
Syntax
Set:
Set Standby mode
#
STANDBY
␠
on_off
␍
Get:
Get Standby mode status
#
STANDBY?
␍
Response
~ nn @
STANDBY
␠
value
␍␊
Parameters
on_off – 0=Off; 1=On
Command –
VOLUME
Command Type - Audio
Command Name
Permission
Transparency
Set :
VOLUME
End User
-
Get
-
Description
Syntax
Set:
Set global output audio
level
#
VOLUME
␠
P1
␍
Get:
Response
~~
nn
@
VOLUME
␠
P1
␠
OK
␍␊
Parameters
P1 (Input/Output)– + = increase current level; - = decrease current level
Notes
To set / get an “input” level or audio level in other amplifier stage, use command #AUD-LVL / #AUD-LVL?
to set / get audio level in specific amplifier stage
9.3.5
Packet Protocol Structure
The packet protocol is designed to transfer large amounts of data, such as files, IR
commands, EDID data, etc.
9.3.5.1 Using the Packet Protocol
To use the packet protocol:
1. Send a command: LDRV, LOAD, IROUT, LDEDID
2. Receive Ready or ERR###