Hall Research TVB-350 - Manual (Page 11)

ss TV-to-VGA / HDTV Video Scaler
9
4. Serial Control
The video input selection and signal parameter settings for the TVB-
350 can be controlled via an external control system by using the RS-
232 port on the unit. A free Windows® control software is available
that permits remote control of the unit from a PC via RS-232.
Use a straight thru M/F DB9 serial cable to connect the unit to the PC.
Only the TX, RX and GND pins are implemented in the connector. Set
port operates at 9600 baud, no parity and 1 stop bit. Control codes are 3
bytes long. In the table shown below, the 1
st
2 characters are ASCII and
the 3
rd
argument is binary.
Code Description
'PW'+0 power off (standby)
'PW'+1
Power
power on (normal)
'IN'+0 Composite video
'IN'+1 S video
'IN'+2 YCbCr
'IN'+3
Input Selection
PC (pass - through)
'OU'+0 VGA
'OU'+1 480p
'OU'+2 SVGA
'OU'+3 XGA
'OU'+4 SXGA
'OU'+5 576p
'OU'+6 720p
'OU'+7
Output Resolution
1080i
'OS'+0 OSD OFF
'OS'+1
OSD
OSD ON
'DI'+0 display OFF
'DI'+1
Display
display ON
'BR'+value Brightness value = 0~63 (default 31)
'CO'+value Contrast value = 0~63 (default 58)
'SA'+value Saturation value = 0~63 (default 31)
'SH'+value Sharpness value = 0~63 (default 10)
'TI'+value Tint value = 0~63 (default 31)
'RE'+0 Reset video adjustment reset
'IR'+0 IR sensor OFF
'IR'+1
IR
IR sensor ON
'FP'+0 front panel lockout ON
'FP'+1
Front Panel
front panel lockout OFF
'TD'+0 3 D enhance OFF
'TD'+1
Three D
3 D enhance ON