ESP8266 pinout reference and how to use GPIO pins
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ESP8266 pinout reference and how to use GPIO pins and functionality of each GPIO pin, pinouts of NodeMcu, ESP12. ESP01 and other types of boards
![](https://electropeak.com/learn/wp-content/uploads/2023/05/arduino-interrupt-function-1200x750.jpg)
ESP8266 Pinout Reference: How To Use ESP8266 GPIO Pins
![](https://electropeak.com/learn/wp-content/uploads/2023/05/NodeMCU_SPI_Pins-1200x750.jpg)
ESP8266 Pinout Reference: How To Use ESP8266 GPIO Pins
![](https://user-images.githubusercontent.com/59397047/166152797-111eccae-1942-45d2-8980-1b584ebdeaf9.png)
Getting Started - WLED Project
![](https://www.electronicwings.com/storage/PlatformSection/TopicContent/273/description/NodeMCU%20GPIOs.png)
Nodemcu Nodemcu Gpio With Arduino Ide
![](https://www.electrorules.com/wp-content/uploads/2021/07/node-mcu-wifi-development-board-500x500-1.jpg)
Complete Pinout reference guide for Nodemcu DIY Development board
![](https://i0.wp.com/randomnerdtutorials.com/wp-content/uploads/2019/05/ESP8266-NodeMCU-kit-12-E-on-board-LED.jpg?resize=750%2C421&quality=100&strip=all&ssl=1)
ESP8266 Pinout Reference: Which GPIO pins should you use?
![](https://www.electronicwings.com/storage/PlatformSection/TopicContent/273/description/Switch%20Interfacing%20to%20microcontroller%20guide.webp)
Nodemcu Nodemcu Gpio With Arduino Ide
![](https://docs.micropython.org/en/latest/_images/esp32.jpg)
Quick reference for the ESP32 — MicroPython latest documentation
![](https://i0.wp.com/randomnerdtutorials.com/wp-content/uploads/2021/02/ESP32-Save-Data-Permanently-Preferences-Library.jpg?fit=1280%2C720&quality=100&strip=all&ssl=1)
ESP8266 Pinout Reference: Which GPIO pins should you use?
![](https://electropeak.com/learn/wp-content/uploads/2023/05/ESP8266-GPIO-1200-900.jpg)
ESP8266 Pinout Reference: How To Use ESP8266 GPIO Pins
![](https://lastminuteengineers.com/wp-content/uploads/iot/ESP32-GPIO-Pins.png)
ESP32 Pinout Reference - Last Minute Engineers
![](https://i0.wp.com/randomnerdtutorials.com/wp-content/uploads/2019/05/ESP8266-ESP-12E-chip-pinout-gpio-pin.png?quality=100&strip=all&ssl=1)
ESP8266 Pinout Reference: Which GPIO pins should you use?
![](https://www.electronicwings.com/storage/PlatformSection/TopicContent/273/description/LED%20Inrefacing%20rules.webp)
Nodemcu Nodemcu Gpio With Arduino Ide