planar touch screen not working

dmesg printing is incomplete, so the complete kernel log can only solve the problem of Serial Output of the Development Board. 3. After countless attempts, I finally solved the problem of the serial port output of the Development Board. The solution was to change the serial port output of U-boot to ttymxc1, and the original port was ttymxc0. 4. restart the system and view the serial port print log. The initialization information of the gt828 driver is still unavailable. After several attempt

Recently, a touch function has been added to the company's products. Because the circuit has been finalized and only the USB interface has been introduced, we can only use the touch screen of the USB interface on the market and have contacted a number of touch screen agents,

This address, reproduced please specify: http://blog.csdn.net/dearsq/article/details/51251009How Hardware WorksThe working principle of the touchscreen is to report the values of coordinate values, x-axis and y-axis. So the input subsystem is used in Linux to implement it.Specific hardware principles can refer to this article capacitive touch-screen hardware fund

Development Board with the touch screen display Chinese characters. However, it has not been tested in other test environments and platforms.On the Chinese character display algorithm (in fact, no algorithm), the steps have been in the previous article said a lot, here no longer mentioned.Since the Autotool has not been researched yet, and Tslib uses this tool to manage the code, it does not know how to ad

**************************************** **************************************** **************************************** ***Author: EasyWave time: 2013.02.06 Category: Linux kernel driver source code analysis statement: reprinted, please keep the link NOTE: If any error occurs, please correct it. These are my Learning Log articles ...... **************************************** **************************************** **************************************** *** I. Introduction to FT5X06 capac

working principle is: on the container with this attribute, the system creates a uiscrollview, apply it to this element and use it as a rendering object, so that we can experience smooth touch screen sliding. The performance on Ios is satisfactory, and the conflict between webpage sliding and area sliding is also well resolved. Based on the above ideas, the fixe