WeMos D1 IOT Module

Explore the limitless possibilities of IoT development with the WeMos D1 Mini Module, a versatile wireless microcontroller development board based on the ESP8266 and equipped with the reliable CH340 serial chip.

This development board seamlessly integrates wireless WiFi connectivity and offers an intuitive development environment, supporting Arduino IDE. With a compact size of approximately 3.4x2.5CM, the ESP8266 SoC boasts powerful functions and a 32-bit RISC processor.

The D1 Mini development board provides an impressive array of features, including 11 digital pins, 1 analog input pin, and compatibility with Arduino IDE for easy programming. The 4MB SPI Flash memory and 80KB SRAM ensure ample storage and processing capabilities. The USB interface, along with the CH340 serial chip, facilitates convenient connectivity.

You can enhance the functionality of your D1 Mini with various expansion boards, such as temperature sensors, air pressure modules, relays, OLED screens, and more, providing endless possibilities for your IoT projects.

Parameter Description:

• Operating Voltage: 5V
• Arduino Compatible: Programmed using Arduino IDE
• SoC: ESP8266EX
• Clock Speed: 80Mhz/160Mhz
• Digital I/O Pins: 11 (including 10 PWM pins)
• Analog Input Pin: 1
• Flash Memory: 4MB SPI
• SRAM: 80KB
• Onboard LDO 3.3V Power Supply Chip
• Dimensions: 34.1mm x 25.4mm (L x W)

Note

Even though the D1 Mini is powered through USB [5V], its built in regulator reduces the voltage to 3.3V which is the required supply voltage for the ESP8266 module. Hence voltage on IO pins will not and should not exceed 3.3V