Kramer Electronics VP-774AMP - Manual (Page 81)

76 VP-774AMP - The VP-774AMP RS-232 Communication Protocol
Operation commands
Command Syntax Response
STOPBITS
GET UART port tunneling
settings UART? UART BAUD, DATA_BITS,
PARITY, STOPBITS
Parameters Description:
BAUD = 1200, 2400, 4800, 9600, 19200, 38400 57600,
115200
DATA_BITS = 5 to 8 inclusive
PARITY = “NONE”, “ODD”, “EVEN”, “MARK”, “SPACE”
or the first letter of these words
STOPBITS = 1 or 2
Audio/video common commands
Command Syntax Response
Output volume VOLUME VOLUME-
PARAMETER
VOLUME VOLUME-
PARAMETER RESULT
Get output volume VOLUME? VOLUME VOLUME-VALUE
Parameters Description:
VOLUME-PARAMETER = output volume parameters:
[VALUE] either positive or negative digits (minus sign precedes negative values).
“+” increase current value,
“-“ decrease current value
Windows
customization
WIN-CUST WINDOW, HPOS,
HW , VPOS, VH
WIN- CUST WINDOW, HPOS,
HW , VPOS, VH RESULT
Parameters Description: fast window customization
[WINDOW] “0” for main window; “1” for PiP window
[HPOS] horizontal position value
[HW] horizontal width value
[VPOS] vertical position value
[VH] vertical height value
Set dual window state PIP PIP-MODE PIP PIP-MODE RESULT
Get dual window state PIP? PIP PIP-MODE
Parameters Description:
PIP-MODE = Dual window state:
"0" or "off" for single window.
"1" or "on" to for dual window.
Identification commands
Command Syntax Response
Protocol
Handshaking #CR ~OK CRLF
Read device model MODEL? MODEL MACHINE_MODEL
Read device serial
number
SN?
SN SERIAL_NUMBER