ESP8266 D1 Mini V2 NodeMCU WiFi IoT Development Board (4MB Flash)
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Ultra-Compact Footprint: Miniature form factor designed specifically for space-constrained Internet of Things (IoT) and smart automation projects.
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Onboard Wi-Fi: Powered by the reliable ESP8266EX SoC with integrated 802.11 b/g/n support for direct network connectivity.
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Ample Memory: Features 4M Bytes (32M bits) of high-speed SPI flash memory to effortlessly host complex firmware, libraries, or local web servers.
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Ecosystem Ready: Fully compatible with the Arduino IDE, MicroPython, Lua (NodeMCU), and an extensive library of modular plug-and-play shields.
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Easy Programming: Equipped with an onboard USB-to-Serial converter (CH340G) and a Micro-USB port for immediate plug-and-play programming and power.
Original price was: ₹349.00.₹225.00Current price is: ₹225.00.
Description
The ESP-12 D1 Mini V2 is a highly versatile, pocket-sized Wi-Fi development board built around the Expressif ESP8266EX microcontroller. Engineered to bridge the gap between small form factor modules and complete prototyping boards like the full-sized NodeMCU, the D1 Mini V2 breaks out nearly all essential GPIO pins into a standard 2.54mm breadboard-friendly layout.
This V2 iteration boasts optimized hardware stability and standardizes on a high-efficiency layout featuring a Bias Resistor Transistor (BRT) arrangement, making flashing smoother and operation more reliable under heavy networking loads. With 11 digital I/O pins supporting PWM, I2C, SPI, and One-Wire protocols, this board acts as the perfect compact brain for remote telemetry, weather stations, smart home installations, and robotic sensor nodes.
| Parameter | Specification Detail |
| Core Microcontroller | ESP8266EX (32-bit RISC architecture) |
| Wi-Fi Protocol | 802.11 b/g/n (2.4 GHz) |
| Clock Speed | 80 MHz / 160 MHz |
| Flash Memory | 4 Megabytes (32M bits) |
| Operating Voltage | 3.3V DC (Logic level) |
| Input Voltage (USB) | 5V DC (via onboard Micro-USB or 5V Pin) |
| Digital I/O Pins | 11 pins (All support Interrupt / PWM / I2C / One-Wire, except D0) |
| Analog Input Pin | 1 pin (A0, 10-bit ADC, Max input voltage: 3.2V) |
| USB-to-Serial Chip | CH340G / CH340C |
| GPIO Drive Capacity | Max 12 mA per pin (Total budget: 45 mA) |
| Dimensions | 34.2 mm × 25.6 mm |
| Pin Pitch | 2.54 mm (Breadboard & Shield compatible) |
PACKAGE INCLUDED:
1 x ESP8266 D1 Mini V2 Board
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