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System Send_Commands (Cont.)
ZAP!
Clears all mem-
ory; erases but-
tons, pages,
drawings, and
symbols.
Only use the ZAP! command to erase all the saved data in the touch panel; data cannot be
recovered after it is erased.
Video Send_Commands
Video Send_Commands direct the touch panel to perform various video specific operations.
Video Send_Commands
@VBR
Sets the video sig-
nal brightness.
@VCT
Sets the video sig-
nal contrast.
@VDD
Sets the auto-
detection or man-
ual setting of the
video standard.
@VHU
Sets the video sig-
nal hue.
AXP-PLV PosiTrack Pilot Video Camera Controller
Syntax:
"'ZAP!'"
Example:
SEND_COMMAND TP, "'ZAP!'"
Clears all memory and erases all buttons, pages, drawings, and symbols.
Syntax:
"'@VBR<data>'"
Variables:
data = 0 (min) - 255 (max)
Example:
SEND_COMMAND TP,"'@VBR 128'"
Sets the video brightness to 128.
Syntax:
"'@VCT<data>'"
Variables:
data = 0 (min) - 255 (max)
Example:
SEND_COMMAND TP,"'@VCT 128'"
Sets the video contrast to 128.
Syntax:
"'@VDD<mode>'"
Variables:
mode = 1 = Auto-detect video input
2 = Manual set NTSC
3 = Manual set PAL
4 = Manual set SECAM
Example:
SEND_COMMAND TP,"'@VDD 3'"
Sets the panel to only display the PAL video format.
Syntax:
"'@VHU<data>'"
Variables:
data = 0 (min) - 255 (max)
Example:
SEND_COMMAND TP,"'@VHU 128'"
Sets the video hue to a value of 128.
Programming
25
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