esp32s3

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  1. H

    I am in need of a PCB design review in order to troubleshoot an issue with my design.

    I have designed a PCB for a small battery powered hand-held gaming device that utilises the ESP32-S3. I used the ESP32-S3 Zero dev board as a reference and closely followed the recommended layout from the chip’s datasheet. The PCB was manufactured by JLCPCB however it is not able to connect to a...
  2. A

    LCD with VSCode

    Hello guys, I'm dealing with an ESP32s3 microcontroller and I'm using a ILI9488 lcd screen with spi comunication. I use VS Code The problem is that even when I try to flash my example code the esp32 gets stuck in download mode and reset button needs to be pressed, but after that no image is...
  3. minte_7

    ESP32 RESTARTING PROBLEMS

    Hello everyone, We see that there are problems with our microcontroller, an ESP323-S3, power supply. The module starts correctly from 4.2V to 3.3V. However, when the voltage drops from this value, the microcontroller gives a "brownout" error which indicates that the supply current is not...
  4. T

    LM3404 24V input -> 12V 0.9A output dimming by ESP32S3

    Please can you help me someone? I'm out of ideas. I am trying to make power supply for 12V 0.9A LED white chip dimming with ESP32S3 by 24V power supply. I use LM3404HVMA/NOPB. I progressed by this tutorial and change values by this calculator. So I have this schematic, but nothing happend. ESP...
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