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NodeMCU-style

NodeMCU-style V3

Imported from Elementic Devices.xlsm on 2026-03-25.

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Device information

Controller
ESP8266
Category
Pro IoT / Embedded
Pins
12

Controller details

ESP8266

Espressif · ESP8266 · Xtensa single-core

160 KB RAM · 17 GPIO

Starter Arduino code

Device specific
// Elementic starter sketch
// Device: NodeMCU-style V3
// Device Excel ID: 31
// Controller: ESP8266

void setup()
{
    Serial.begin(115200);
    delay(500);

    Serial.println("Elementic device booting...");
    Serial.println("Device: NodeMCU-style V3");
    Serial.println("Excel ID: 31");
}

void loop()
{
    // 1. Configure your Elementic pins here.
    // 2. Add your connectivity setup.
    // 3. Publish or react to device state changes.

    delay(1000);
}

Pin summary

GPIO Name Flags
0 D3 Binary in, Digital out, Binary out, Interrupt
1 TX Binary in, Digital out, Binary out, Interrupt
2 D4 Binary in, Digital out, Binary out, Interrupt
3 RX Binary in, Digital out, Binary out, Interrupt
4 D2 Binary in, Digital out, Binary out, Interrupt
5 D1 Binary in, Digital out, Binary out, Interrupt
12 D6 Binary in, Digital out, Binary out, Interrupt
13 D7 Binary in, Digital out, Binary out, Interrupt
14 D5 Binary in, Digital out, Binary out, Interrupt
15 D8 Binary in, Digital out, Binary out, Interrupt
16 D0 Binary in, Digital out, Binary out
17 A0 Analog in, Binary in