Description
ESP12E ESP 8266 Node MCU Wireless Programmable Boards
The NodeMCU ESP8266 V3 is a full-featured IoT development board designed to simplify prototyping and development of Wi-Fi-based embedded systems. Based on the ESP-12E module, this board features a powerful ESP8266EX SoC with built-in Wi-Fi capabilities, 4MB Flash, and extensive GPIO access.
Whether you're automating your home, building remote sensors, or experimenting with MQTT and APIs, the NodeMCU V3 gives you a robust, Arduino-compatible platform with plenty of community support.
Core Features:
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Microcontroller: ESP8266EX (Tensilica L106, 80–160 MHz)
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WiFi Standard: 802.11 b/g/n @ 2.4GHz
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Flash Memory: 4MB
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GPIOs: 13–17 usable pins (mapped as D0–D8, A0, etc.)
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ADC: 1 × 10-bit analog input (A0, 0–1V)
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USB Interface: Varies by variant (CH340, CP2102, CH9102X)
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Power Input: 5V via USB / VIN; onboard 3.3V LDO regulator
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Programming Support: Arduino IDE, NodeMCU Lua, MicroPython, PlatformIO
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Integrated Reset & Flash buttons