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ESP uploader board for programming Espressif ESP series microcontrollers

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ESP uploader

License: MIT

I appreciate your support for my project!

ESP uploader is a USB to UART converter for programming Espressif modules such as ESP-07S, ESP-12E, ESP-01, ESP32-WROOM and ESP32-WROVER with auto reset circuit. Can be used for many more projects with serial communication.

Board

PCB ordering

ESP uploader have following features:
  • CP2102N USB to UART bridge;
  • USB-C connector;
  • Auto reset circuit;
  • Selectable dual voltage on VO pin to power your board. 5VDC, 3.3VDC. Mid position for NO POWER to board.
  • Resettable fuses;
  • TX/RX activity LEDs;
  • USB power indicator LED;
  • Bread board friendly 6 pin header connector.

CP2102N reference documents

  • Data sheet - USBXpress Family CP2102N Data Sheet
  • Reference - SILICON LABS USB-TO-UART Bridge Controller EVM - Review