Product Information

Introduce

The WEMOS D1 Mini is a small-sized development board based on the ESP8266EX microcontroller. Ideal for Internet of Things (IoT) projects and other wireless applications that require Wi-Fi connectivity. Here are some key features and information about the Wemos D1 Mini:

• Microcontroller: The ESP8266EX is a low-cost Wi-Fi microchip with a complete TCP/IP stack and microcontroller functionality.
• Flash Memory: Equipped with 4MB flash memory, enough to store your programs and other data.
• Wi-Fi Connectivity: Built-in Wi-Fi connectivity allows your projects to connect to the internet and communicate with other devices.
• Size: Compact size makes it easy to integrate into a variety of projects.
• USB connection: Wemos D1 Mini includes the CH340 USB to serial converter chip, which can be easily programmed using the Arduino IDE.
• Arduino Compatibility: The Wemos D1 Mini can be programmed using the Arduino IDE and requires the Wemos specific board manager package to be installed to support the board.
• GPIO Pins: The board features many GPIO (General Purpose Input/Output) pins that allow you to connect and control a variety of sensors, actuators, and other peripherals.
• Integrated antenna: Equipped with integrated antenna.
• Power: The board can be powered via the Type-C USB port and also has pins for external power.

Optimize the circuit
Add I2C PORT
TYPE-C USB port

Features

• 11 digital inputoutput pins, all pins have interrupt/pwm/2C/one wire supported(except D0)
• 1 analog input(3 .2V max input).
• Type-C USB Port
• I2C Port 
• Compatible with MicroPython, Arduino, Nodemcu
• lots of Shields

CH340 Driver

• Windows V3.5
• Mac OSX (Pre 10.14 Mojava *only*) V1.5

1pcs D1 Mini V4.0.0 TYPE-C USB