Vivitek D77 Series, User Manual

Page: 82 / 87

— 74—
FOR DH772UST / DH773USTi
Communication parameter setup
You can use the serial control command to input commands for projector control or retrieve its
operational data through Windows client terminal software
Note:
* The UART terminal timeout is 0.5 sec.
* Both are available for upper case or lower case
Operation commands
Operation command syntax
An operation command is prefixed by character "op", followed by control commands and settings
separated by space blank [SP], and ended by carriage return pair "CR" and "ASCII hex 0D".Syntax of
serial control commands:
op[SP]<operation command>[SP]<Setting Value>[CR]
op
A constant indicating this is an operation command.
[SP] Indicate one blank space.
[CR] Indicate the command ending carriage return pair "CR" and "ASCII hex 0D".
Setting value Settings of operation command
Types of setup strings Characters of settings Description
Query current setup ? Question mark "?" indicates querying current
setup
Setup = <settings> Syntax: Symbol "=" suffixed with setup values
Increase setup order of
adjustment items + Some settings are changed in steps. Symbol
"+" indicates changing one step up
Decrease setup order of
adjustment items - Some settings are changed in steps. Symbol
"-" indicates changing one step down
Execute operation com-
mand None Certain operation commands execute after in-
put without further setting or regulators.
Examples:
Control items Input command row Projector return message
Execute command reset.all[CR] RESET.ALL
Query current brightness op bright ?[CR] OP BRIGHT = 50
Set up brightness op bright = 100[CR] OP BRIGHT = 100
Brightness value + 1 op [CR] OP BRIGHT = "new value"
Brightness value - 1 op bright -[CR] OP BRIGHT = "new value"
Out of range or not support op bright = 200[CR] OP BRIGHT = NA
Illegal command op abright = 100[CR] *Illegal format#
Item Parameter:
Bit per Second 9600 bps
Data Bit 8-bit
Parity None
Stop Bit 1
Flow Control None