


ESP8266 Wemos D1
In Stock
Price: KSH 1300.00
ESP8266 Wemos D1
Overview
The **ESP8266 Wemos D1** is a versatile Wi-Fi-enabled microcontroller board based on the ESP8266 chip. It is designed for IoT applications and offers an Arduino Uno-like layout, making it compatible with various Arduino shields. With integrated Wi-Fi capabilities, the Wemos D1 is ideal for wireless communication, enabling seamless IoT solutions.
Specifications
- Microcontroller: ESP8266
- Clock Speed: 80 MHz (can be overclocked to 160 MHz)
- Flash Memory: 4 MB
- RAM: 80 KB
- Wi-Fi: 802.11 b/g/n
- Operating Voltage: 3.3V
- Digital I/O Pins: 11
- Analog Input Pins: 1 (10-bit ADC)
- Current Consumption: ~80 mA
- Dimensions: 68.6mm x 53.4mm
Pinout Explanation

The Wemos D1 pinout offers a variety of I/O capabilities:
- 3V3: Provides 3.3V for peripherals.
- GND: Ground pin.
- D0 (GPIO16): Can be used as a digital I/O pin. It does not support PWM or I2C.
- D1 (GPIO5): Supports PWM, I2C (SCL), and digital I/O.
- D2 (GPIO4): Supports PWM, I2C (SDA), and digital I/O.
- D3 (GPIO0): Digital I/O and PWM pin.
- D4 (GPIO2): Digital I/O, PWM, and used for the on-board LED.
- D5 (GPIO14): Supports PWM, SPI (SCLK), and digital I/O.
- D6 (GPIO12): Supports PWM, SPI (MISO), and digital I/O.
- D7 (GPIO13): Supports PWM, SPI (MOSI), and digital I/O.
- D8 (GPIO15): Digital I/O and SPI (CS).
- A0: Analog input pin (0–1V, 10-bit resolution).
- RX (GPIO3): UART receive pin.
- TX (GPIO1): UART transmit pin.
Applications
The ESP8266 Wemos D1 is ideal for:
- IoT-based home automation systems.
- Wireless sensor networks.
- Smart appliances and monitoring systems.
- Web servers for remote control.
- Wi-Fi-enabled robotics projects.