[ return from waveshare ]

This screen doesn't support 3.3V. If it's used under this voltage for a long time, the screen will be damaged.

It is recommended that you use the product recommended below to transplant to ESP32. For this product, we have provided Arduino examples.

https://www.waveshare.net/shop/3.5inch-TFT-Touch-Shield.htm

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So, i couldn't test it right away with a logic-level adapter. And it's not impossible that I killed the screen.

anyway, i'll put the topic in resolute and update the post when i can.