Description
The WeMos D1 mini is a miniature wireless 802.11 (Wifi) microcontroller development board. It turns the very popular ESP8266 wireless microcontroller into a fully fledged development board. Programming the D1 mini is as simple as programming any other Arduino based microcontroller as the module includes a built-in micro USB interface allowing the module to be programmed directly from the Arduino IDE with no additional hardware.
Specifications:
- Microcontroller ESP8266EX
- USB ↔ Serial Converter CH340G
- Digital I/O Pins 11 (see note 1 below)
- Analog Input Pins 1
- Flash Memory 4MB
- Board Dimensions (not including pins)
- Length 34.2 mm
- Width 25.6 mm
- Height 7 mm
- Weight (including pins) 8.26 g
Note 1: All I/O pins have interrupt, PWM, I2C, and one-wire capability, except for D0
Package Included:
1×Wemos D1 Mini NodeMcu Development Board
2×Long female pins
2×Short female pins
2×Normal pins
More Information:

Resources:
- WeMos D1 & D1 mini Arduino Examples
- https://wiki.wemos.cc/products:d1:d1_mini
- WeMos: Get started in Arduino
Drivers:
The Wemos D1 mini includes a CH340 USB to UART IC to allow it to be programmed directly from the USB port of a computer. USB 32/64 bit drivers for Microsoft Windows computers can be downloaded from our Github page here:
















