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ESP32-S3 Mini Pinout Diagram

Wemos ESP32-S3 Mini Board

ESP32-S3 mini Pinout Diagram


The Wemos ESP32-S3 Mini board is a compact and powerful development board based on the ESP32-S3FH4R2. It comes with integrated 2.4 GHz Wi-Fi and Bluetooth LE capabilities. It’s a versatile board that’s compatible with MicroPython, Arduino, and ESP-IDF.


  • Chipset: ESP32-S3FH4R2
  • Connectivity: 2.4 GHz Wi-Fi, Bluetooth LE
  • Memory: 4MB Flash, 2MB PSRAM
  • I/O Pins: 27x
  • LED: 1x RGB (IO47)
  • Interfaces: ADC, DAC, I2C, SPI, UART, USB OTG
  • Firmware: Default firmware is MicroPython
  • Dimensions: 34.3*25.4mm
  • Weight: 3g

Pinout Diagram

Technical Specifications

  • Operating Voltage: 3.3V
  • Digital I/O Pins: 27
  • Clock Speed: 240MHz
  • Flash Memory: 4M Bytes
  • PSRAM: 2M Bytes
  • Size: 34.3*25.4mm
  • Weight: 3g

Wemos Documentation Website:

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