Description of NODEMCU - ESP8266 Wifi Development Board Cell B20
Quick Overview
The NODEMCU ESP8266 Wifi Development Board Cell B20 is a cost-effective and highly functional platform designed for IoT applications and rapid prototyping. With built-in WiFi capabilities, this board offers an excellent foundation for connected devices, web servers, and smart home solutions.
How It Works
The NODEMCU is built around the ESP8266 WiFi module and allows for easy and convenient programming through the LUA script interpreter, although it can also be programmed via the Arduino IDE. The board features GPIO pins, and built-in ADC, making it suitable for interfacing with a variety of sensors and actuators. The integrated WiFi module enables the device to connect to a local network, providing Internet or LAN connectivity for control and data gathering.
Technical Specification
- Microcontroller: ESP8266
- Operating Voltage: 3.3V
- Digital I/O Pins: 17
- Analog Input Pins: 1
- Flash Memory: 4MB
- SRAM: 80 KB
- WiFi: 802.11 b/g/n
- Clock Speed: 80 MHz
Key Features
- Embedded WiFi capabilities
- Support for both LUA script and Arduino programming
- Rich set of I/O pins for interfacing with other modules
- Built-in ADC for sensor readings
- Versatile power options including USB and external sources
Application
- Home automation
- Data loggers
- Temperature monitoring systems
- WiFi controlled motors and other actuators
Summary
The NODEMCU - ESP8266 WiFi Development Board, often referred to as NodeMCU, is a compact and cost-effective microcontroller board. It features the ESP8266 microcontroller, which offers built-in Wi-Fi capabilities. NodeMCU is widely used for IoT projects, allowing easy wireless connectivity and rapid prototyping of various applications, from smart home devices to remote monitoring systems. It's a preferred choice for developers and hobbyists due to its simplicity and extensive community support.
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