AMX AXD-MCA, Instruction Manual

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130 AXCESS Programming Color Active-Matrix LCD Mini-Touch Panels
Video Send_Commands
Video Send_Commands (Figure 202) are stored in the AXCESS Central Controller
and direct the touch panel to perform various video-specific operations.
Video Send_Commands
Command Description
"'@VBR<data>'"
Set video signal brightness.
<data> = 0 (min) - 255 (max)
Example:
SEND_COMMAND TP,"'@VBR 128'"
Sets video brightness to 128.
"'@VCT<data>'"
Set video signal contrast.
<data> = 0 (min) - 255 (max)
Example:
SEND_COMMAND TP,"'@VCT 128'"
Sets video contrast to 128.
"'@VDD<mode>'"
Choose auto-detection or manual setting of the video standard.
<mode>: 1 = Auto-detect video input
2 = Manual set NTSC
3 = Manual set PAL
4 = Manual set SECAM
Example:
SEND_COMMAND TP,"'@VDD 3'"
Detects only PAL.
"'@VHU<data>'"
Set video signal hue.
<data> = 0 (min) - 255 (max)
Example:
SEND_COMMAND TP,"'@VHU 128'"
Sets video hue to 128.
"'@VST<data>'"
Set video signal saturation.
<data> = 0 (min) - 255 (max)
Example:
SEND_COMMAND TP,"'@VST 128'"
Sets video saturation to 128.
"'@VSD'"
Set video default settings (brightness, contrast, saturation,
hue).
Example:
SEND_COMMAND TP,"'@VST'"
Sets video to its’ default settings.
Figure 202
Video and VGA
Send_Commands