July 17, , Probably, you can ask FocalTech what do they know about this? Started by coran21 Board TFTs. July 11, , Kindly share your thought on this. I2c address not detected by ” i2cdetect ” command. In reply to Yordan Kovachev:.
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Michael, 1 We use the same code to work with both displays. I have just confirmed what I have said above, with the below code: In reply to Anil Verma But then u-boot starts and places GPIO pins in a known state.
Linux source code: drivers/input/touchscreen/edt-ft5xc (v) – Bootlin
Use of the information on this site may require a license from a third party, or a license from TI. Jul 17, 2: I am not able to understand why the I2C clock is not coming out of the processor. The byte is always equal to register number being written. From the capacitive touch screen panel, Reset signal was not brought out to the connector side.
The rresults are the same. There is a period during boot when this signal has about 2V, not 3.
For more info how to customize, build and upload Device Tree file, please visit How to customize Debian 9. For example, if we write in u-boot i2c tool: Jul 27, TI and its respective suppliers and providers of content make linhx representations about ct5x06 suitability of these materials for any purpose and disclaim all warranties and conditions with regard to these materials, including but not limited to all implied warranties and conditions of merchantability, fitness for a particular purpose, title and non-infringement of any third party intellectual property right.
The I2C protocol between the two displays should be the same.
How to enable support for FT5x06 Multi-Touch Controller on VisionSOM-6ULL
Ask a related question What is a related question? We tried 3 different 4. I am seeing the below Kernel log message ft5z06 the touch screen. According to Device Tree documentation for FT5x06 chipsadd following entry in somlabs-visionsom-6ull.
Linux/PROCESSOR-SDK-AM335X: FT5x06 capacitive touchscreen issue
Ask a new question Ask a new question Cancel. Actually, we did it manually by wire sporadic pulse, not equal ms but this didn’t help.
I2c address not detected by ” i2cdetect ” command root amx-evm: Welcome to our new forum! My device tree configuration for touch tt5x06 as following: Then you need to write the image file to microSD card.
FT5X06 can’t work properly | NXP Community
This tutorial based on Debian 9. Kindly suggest the possible reason and solution to the problem.
If you have a related question, please click the ” Ask a related question ” button in the top right corner. All the delays reported in the spec are about mks that is about 2 bit intervals on Lknux bus and half bit interval of kHz bus. And it works now.
Jul 26, 2: Jul 26, I looked through FT chip datasheet and linnux is no information of this issue. May 26, Now I tested it with another host which can wait for 1 ms between writing register address and issuing next start condition. Started by jmasamoto Board TFTs.