Changes between Version 4 and Version 5 of Docs/User/ConfigurationUtility

Timestamp:

08/14/26 07:42:44 (3 weeks ago)

Author:

Don Wilson

Comment:

--

Docs/User/ConfigurationUtility

@@ -6 +6 @@
 [[Image(screenshot.1.jpeg)]]
 
-Select '''1''' to perform the touch screen calibration. This will place a target at each corner of the display and wait for a touch. Best accuracy will be obtained using a stylus. When complete a calibration file touchcal.dat is written. Apps may call the fuction [http://tech.825spectrum.com/source/lib825/browser/trunk/touch.cpp#L64 ReadTouchCal] in the [http://tech.825spectrum.com/source/lib825/browser lib825] [http://tech.825spectrum.com/source/lib825/browser/trunk/touch.cpp touch.cpp] module to read the calibration information. The function [http://tech.825spectrum.com/source/lib825/browser/trunk/touch.cpp#L90 ReadTouch] in [http://tech.825spectrum.com/source/lib825/browser/trunk/touch.cpp touch.cpp] will then adjust the values obtained by the driver /dev/cardtouch to appropriate pixel coordinates X = 0 – 639 Y = 0 – 479 based on the calibration.
+Select '''1''' to perform the touch screen calibration. This will place a target at each corner of the display and wait for a touch. Best accuracy will be obtained using a stylus. When complete a calibration file touchcal.dat is written. Apps may call the function ReadTouchCal in the lib825 touch.cpp module to read the calibration information. The function ReadTouch in touch.cpp will then adjust the values obtained by the driver /dev/cardtouch to appropriate pixel coordinates X = 0 – 639 Y = 0 – 479 based on the calibration.
 
 Select '''2''' to display a tracking screen to verify the correct operation of the touch screen. Press “ESC” to exit from this screen.