ESP8266 – Wemos D1 mini pro

 

Features:

  • 11 digital input/output pins
  • Interrupt/pwm/I2C/one-wire
  • 1 analog input(3.2V max input)
  • 16M bytes(128M bit) Flash
  • External antenna connector
  • Built-in ceramic antenna
  • New CP2104 USB-TO-UART IC
  • Same size as D1 mini, but more light

Equivalent Pin number / Arduino Digital Pin

WeMos D1 mini Pin Number  Arduino IDE Pin Number
D0 16
D1 5
D2 4
D3 0
D4 2
D5 14
D6 12
D7 13
D8 15
TX 1
RX 3