ESP32 P4 EV Kit touch not working

real_mon2
Posts: 7
Joined: Wed Dec 25, 2024 4:59 pm

Re: ESP32 P4 EV Kit touch not working

Postby real_mon2 » Tue Jan 14, 2025 12:55 pm

see attached. Thanks.
esp32_camera.png
esp32_camera.png (761.44 KiB) Viewed 1039 times

ESP_Minatel
Posts: 386
Joined: Mon Jan 04, 2021 2:06 pm

Re: ESP32 P4 EV Kit touch not working

Postby ESP_Minatel » Tue Jan 14, 2025 2:36 pm

The flat on the camera board is inverted. The blue part should be on the top.

real_mon2
Posts: 7
Joined: Wed Dec 25, 2024 4:59 pm

Re: ESP32 P4 EV Kit touch not working

Postby real_mon2 » Tue Jan 14, 2025 2:44 pm

OMG! Yes, you are correct. Now working as it should. The camera works.

Watched this video for the cabling:

https://www.youtube.com/watch?v=pNR05RORfg8

We must have done it wrong. Thanks so much for the great support!

Q: We plan to use 4 Lane MIPI DSI (like iphone displays). Are any special config DCS commands other than resolution required to stream out pixels to the display? From our (limited) knowledge, send out pixel data in video mode to draw to the screen?

ESP_Minatel
Posts: 386
Joined: Mon Jan 04, 2021 2:06 pm

Re: ESP32 P4 EV Kit touch not working

Postby ESP_Minatel » Tue Jan 14, 2025 4:11 pm

I'm glad it's working!

You can take a look at the board BSP and the display component.

faisalhabdeen
Posts: 1
Joined: Thu Jan 23, 2025 8:38 am

Re: ESP32 P4 EV Kit touch not working

Postby faisalhabdeen » Thu Jan 23, 2025 8:49 am

Hello , I have the same problem as you and I attached it correct but the touch still not working is there any problem with wire connection or what ?? Thank you
Attachments
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IMG_9739.jpeg (3.51 MiB) Viewed 719 times
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IMG_9740.jpeg (3.46 MiB) Viewed 719 times
IMG_9741.jpeg
IMG_9741.jpeg (2.88 MiB) Viewed 719 times

ESP_Minatel
Posts: 386
Joined: Mon Jan 04, 2021 2:06 pm

Re: ESP32 P4 EV Kit touch not working

Postby ESP_Minatel » Fri Jan 24, 2025 8:37 am

Yes, same problem.
Change the direction of the camera flat cable. As you can see on the display flat, the blue part should be on the same side.

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