Part 21 | NodeMCU LED Blink Tutorial | ESP8266 Beginner Project

Описание: 🔹 In this video, I’ll show you how to blink an LED using the NodeMCU ESP8266 board.
This is a perfect beginner project to get started with IoT and Arduino IDE programming!

✅ Components Used:
NodeMCU ESP8266
LED
220Ω Resistor
Breadboard and Jumper Wires
Arduino IDE

💻 Code Used in This Video:
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int ledPin = D4;

void setup() {
pinMode(ledPin, OUTPUT);
}

void loop() {
digitalWrite(ledPin, HIGH);
delay(500);
digitalWrite(ledPin, LOW);
delay(500);
}
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📚 Topics Covered:
NodeMCU Pinout and Connection
How to Upload Code using Arduino IDE
Blinking LED on D4 Pin

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