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What size screen do you think is best for the next device?
12% 12% [ 6 ]
23% 23% [ 12 ]
21% 21% [ 11 ]
13% 13% [ 7 ]
31% 31% [ 16 ]

Total Votes : 52

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    ICS IDC file for TP

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    huntercheung
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    ICS IDC file for TP

    Post by huntercheung on Mon Feb 13, 2012 11:43 am

    Hello, we are now porting the Touch Panel based on ICS4.0.3. The TP is no longer to work. Could you please provide the IDC files for TP?

    grikukan
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    Re: ICS IDC file for TP

    Post by grikukan on Mon Feb 13, 2012 5:11 pm

    Hello hunterchung!
    To my opinion drivers of touch panel are in the kernel.Which kernel have you used?
    PS
    here are some tutorials of touch porting for linux
    1)OMAPhttp://androidzaurus.seesaa.net/article/90045743.html But it's for old version
    2) http://processors.wiki.ti.com/index.php/TI-Android-GingerBread-2.3.4-DevKit-2.1.1_PortingGuides#Touchscreen for OMAP
    3) http://processors.wiki.ti.com/index.php/Capacitive_touch_integration_with_android for capacative on

    huntercheung
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    Re: ICS IDC file for TP

    Post by huntercheung on Tue Feb 14, 2012 4:31 am

    Thanks for your prompt reply. The kernel is 2.6.35
    "Getevent" command is normal and fit to the LCD size.
    We have no idea about the hkc11xx-touch.idc data as below.

    # Touch Size
    touch.touchSize.calibration = pressure

    # Tool Size
    # Driver reports tool size as an area measurement.
    #
    # Based on empirical measurements, we estimate the size of the tool
    # using size = sqrt(22 * rawToolArea + 0) * 9.2 + 0.
    touch.toolSize.calibration = area
    touch.toolSize.areaScale = 22 <-------?
    touch.toolSize.areaBias = 0 <-------?
    touch.toolSize.linearScale = 9.2 <------?
    touch.toolSize.linearBias = 0 <-------?
    touch.toolSize.isSummed = 0 <-------?

    # Pressure
    # Driver reports signal strength as pressure.
    #
    # A normal thumb touch typically registers about 100 signal strength
    # units although we don't expect these values to be accurate.
    touch.pressure.calibration = amplitude
    touch.pressure.source = default
    touch.pressure.scale = 0.01
    touch.size.calibration = normalized

    # Orientation
    touch.orientation.calibration = none

    grikukan
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    Re: ICS IDC file for TP

    Post by grikukan on Tue Feb 14, 2012 12:26 pm

    Have you used the kernel you built yourself or ready one
    http://forum.xda-developers.com/showthread.php?t=1346664&page=34 here is a discussion on this driver

    Code:

    touch.toolSize.calibration = area
    touch.toolSize.areaScale = 22
    touch.toolSize.areaBias = 0
    touch.toolSize.linearScale = 6
    touch.toolSize.linearBias = 0
    touch.toolSize.isSummed = 0

    These lines are necessary for configuration of how will you use the touchscreen(with finger with stilys) and the pressure on it.

      Current date/time is Tue May 22, 2012 6:32 pm