Request for Schematic Review

Salamandra
Posts: 1
Joined: Thu Aug 08, 2024 1:37 am

Request for Schematic Review

Postby Salamandra » Thu Aug 08, 2024 1:47 am

Dear Forum Members,

I hope this message finds you well.

I have attached a schematic diagram for a project I am working on. Before proceeding further, I would appreciate it if someone could review the schematic and let me know if there are any issues or potential problems that need to be addressed.

Your feedback and suggestions would be greatly appreciated.

Thank you in advance for your assistance.

Best regards,

Salamandra
Attachments
Captura de pantalla 2024-08-07 183000.png
Captura de pantalla 2024-08-07 183000.png (306.76 KiB) Viewed 866 times
Captura de pantalla 2024-07-31 162721.png
https://cdn-shop.adafruit.com/product-files/5310/esp32-s3-wroom-1_wroom-1u_datasheet_en.pdf
Captura de pantalla 2024-07-31 162721.png (224.13 KiB) Viewed 866 times

ESP_Sprite
Posts: 9708
Joined: Thu Nov 26, 2015 4:08 am

Re: Request for Schematic Review

Postby ESP_Sprite » Thu Aug 08, 2024 10:15 am

If any, remove C46. I also don't see a RC network for CHIP_PU. I'm also missing I2C pullups on the SDA/SCL lines; the internal pullups of the ESP32 don't suffice. Depending on if you're OK with it, you can delete the CP2102 and connect the USB-C connector directly to the integrated USB-JTAG-serial converter on GPIO19/20 as well.

Given that you're using a bare chip and designing in a RF trace antenna, I presume you also have the needed 8GHz VNA plus knowledge to properly tune everything?

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