WeMos D1 ESP8266 Arduino Board -Erovoutika Robotics


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The WeMos D1 is an Arduino-compatible development board that uses the ESP8266 microcontroller. Designed in the format of an Arduino UNO board, it’s also compatible with both the Arduino IDE and NodeMCU. This board boasts 11 GPIO pins, which can function as digital input/output, support interrupts, PWM, I2C, and one-wire communication (except for D0). Additionally, it provides one analog input, has a micro USB connection, a power jack for input ranging from 9V to 24V, and runs at an operating voltage of 3.3V.

Key Features:

  • 11 versatile digital input/output pins with support for interrupt, PWM, I2C, and one-wire (except D0).
  • 1 analog input with a maximum input of 3.2V.
  • Micro USB connectivity.
  • Power jack for input from 9V to 24V.
  • Compatibility with both Arduino and NodeMCU.


  • Microcontroller: ESP-8266EX.
  • USB-Serial converter: CH340.
  • Operating voltage: 3.3V.
  • Number of digital I/O pins: 11.
  • Number of analog inputs: 1 (maximum 3.2V).
  • Clock frequency: 80MHz/160MHz.
  • Flash memory: 4MB.
  • Dimensions: 68.6mm x 53.4mm (length x width).
  • Weight: 25g.


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