Esp8266 D1 Mini. Apr 2026

The ESP8266 D1 Mini Go to product viewer dialog for this item.

: Using its small size for portable trackers (GPS) or wearable monitors. D1 Mini vs. NodeMCU While both use the ESP8266, they cater to different needs: Size : D1 Mini is much smaller and lighter (3g vs. ~50g). Breadboard Use

has a unique "shield" ecosystem that allows you to stack sensors directly on top without wiring.

The D1 Mini provides high performance for its size, significantly outperforming standard microcontrollers like the Arduino Uno in computational tasks. Specification ESP-8266EX Operating Voltage 3.3V (5V input supported via regulator) Clock Speed 80 MHz / 160 MHz Flash Memory Digital I/O Pins 11 (all support PWM, I2C, and interrupts, except D0) Analog Input 1 (Max 3.2V input) Dimensions 34.2mm x 25.6mm; ~3g Pinout and Connectivity Despite its size, the exposes essential communication interfaces: I2C : Primarily uses D1 (SCL) and D2 (SDA) . Serial : TX and RX pins for UART communication.

: Go to File > Preferences and add the ESP8266 Board Manager URL. Install Package

: Driving addressable LED strips (like WS2812B) for custom lighting.

: Hosting simple HTML pages to control relays or lights remotely.

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Esp8266 D1 Mini. Apr 2026

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