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NodeMCU ESP8266 V3 Lua CH340 WiFi Development Board
₹169.0
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The NodeMCU ESP8266 V3 Lua CH340 WiFi Development Board is a low-cost, open-source IoT development platform that combines the powerful ESP8266 Wi-Fi module with an easy-to-use Lua scripting interface. Featuring the CH340 USB-to-serial chip for reliable PC connection, it allows developers and hobbyists to quickly build and deploy Wi-Fi-enabled projects. With its onboard microcontroller, GPIO pins, and support for both Arduino IDE and Lua programming, this board is ideal for smart devices, home automation, sensor networks, and more.
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Product Specifications
| Specification | Details |
|---|---|
| Microcontroller | ESP8266EX |
| USB-to-Serial Converter | CH340G |
| Operating Voltage | 3.3V |
| Input Voltage (via USB) | 5V |
| Flash Memory | 4MB |
| Digital I/O Pins | 11 (GPIO0–GPIO16 with multiplexing) |
| Analog Input Pins | 1 (ADC0) |
| Wi-Fi Standard | IEEE 802.11 b/g/n (2.4 GHz) |
| Programming Languages | Lua, Arduino C/C++ |
| Interface | Micro USB |
| Dimensions | ~58mm x 31mm |
Key Features
- Built-in ESP8266 Wi-Fi SoC for easy IoT integration
- CH340 USB-to-serial chip for stable PC connectivity
- Supports Arduino IDE and Lua scripting
- Onboard reset and flash buttons for easy programming
- Compact design with breadboard-friendly pins
- Low power consumption for battery-powered projects
- Supports AP (Access Point), STA (Station), and AP+STA modes
Applications
- IoT device development
- Smart home automation systems
- Remote sensor monitoring
- Wireless data logging
- Wi-Fi-enabled robotics
- Weather stations
- Wireless control systems
Frequently Asked Questions
Yes, the NodeMCU ESP8266 V3 is fully compatible with Arduino IDE using the ESP8266 board package.
You can power it through the micro USB port (5V) or via the VIN pin (5V).
Yes, it can connect to any 2.4GHz Wi-Fi network supporting b/g/n standards.
The V3 version typically has a wider PCB layout, uses the CH340 USB-to-serial chip, and may require a slightly larger breadboard.
No, the ESP8266 works on 3.3V logic. Applying 5V to GPIO pins may damage the board.
