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Touchpannel calibration with SPI based ADS7846 touch controller in Wandboard Quad!

Question asked by Mandar Khire on Feb 25, 2015
Latest reply on Feb 26, 2015 by Mandar Khire


This is my first discussion in this community forum.

I am using Wandboard-Quad Revision C1.

OS:- Android 4.4.2

Kernel version:- 3.0.35

I am trying to use LCD which made by KYOCERA Industrial Ceramics Corporation - Display Division.

Product code is 'T-55343GD035JU-LW-AEN'


I found datasheet by following Link:-


For touch panel i use ADS7846 TOUCH SCREEN CONTROLLER which found at,

By technical documentation

Its 16,14,12,15 no.pins i connect to Wandboard's Carrier boards JP4 11,7,9,13 respectively by using one custom extension PCB which used between Wandboard & LCD.


All other details in following link where i asked question in Wandboard forum:-

Wandboard Discussion Forums • View topic - How to use ADS7846 Driver for Touch panel?


In this forum i want to ask,

I detect getevent, i can see .idc file in Android, i can see 'interrupt count increases for ADS7846'.

Now what should i do so when i touch, display also respond as our Android mobile respond when we touch?

Need Help.