ESP8266 WiFi Development Board | CP2102 USB | IoT MCU | Node MCU

The ESP8266 Development Board with CP2102 is a reliable and widely used Wi-Fi microcontroller board based on the ESP8266 SoC, featuring an onboard CP2102 USB-to-UART converter for stable USB communication and easy programming.

With integrated 2.4 GHz Wi-Fi, a built-in TCP/IP stack, and full support for the Arduino IDE, this board is ideal for IoT development, smart home automation, wireless sensors, and cloud-connected devices. The CP2102 chip is known for better driver stability and compatibility, especially on Windows systems.

Key Features

• Based on ESP8266 Wi-Fi SoC

• Integrated 2.4 GHz Wi-Fi (802.11 b/g/n)

• Onboard CP2102 USB-to-UART converter

• CPU frequency 80 MHz (up to 160 MHz)

• Plug-and-play USB programming

• Supports Arduino IDE and ESP8266 SDK

• Low power modes for battery-operated projects

• Breadboard-friendly development board

Detailed Board Specifications

Core & Performance

• Microcontroller: ESP8266

• CPU Architecture: 32-bit Tensilica L106

• Clock Speed: 80 MHz (up to 160 MHz)

Memory

• Flash Memory: 4 MB (board dependent)

• SRAM: ~160 KB

Wireless Connectivity

• Wi-Fi: 2.4 GHz 802.11 b/g/n

• Security: WPA/WPA2

Power

• Operating Voltage: 3.3 V

• Input Voltage: 5 V via USB or VIN

• Power Modes: Active, Light Sleep, Deep Sleep

I/O & Peripherals

• GPIO Pins: Up to 11 (board dependent)

• ADC: 10-bit (1 channel)

• PWM: Supported

• UART: 1

• SPI: Yes

• I²C: Yes (software)

Programming & Connectivity

• Programming Interface: USB

• USB-to-Serial Chip: CP2102

• Supported IDEs: Arduino IDE, ESP8266 SDK

Physical

• Board Type: Development / Breakout Board

• USB Connector: Micro-USB

• Pin Spacing: 2.54 mm

• Breadboard Compatible: Yes

Typical Applications & Uses

• Internet of Things (IoT) devices

• Smart home automation systems

• Wi-Fi-controlled relays and switches

• Cloud-connected sensors

• Wireless monitoring systems

• DIY electronics and embedded learning

• Prototyping Wi-Fi products

Why Choose ESP8266 with CP2102?

• More stable USB drivers compared to CH340

• Reliable communication on Windows, Linux, and macOS

• Easy USB programming with no external hardware

• Proven performance for IoT projects

• Large community support and documentation

Package Includes

• 1 × ESP8266 Wi-Fi Development Board with CP2102