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A simple ESP32 project: blink an LED with a digital output pin
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Electrosoft.com: Arduino Tutorial #8 : MakerUno - Simple LED
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Compile error with LED_BUILTIN variable on ESP32 when moving source from ArduinoIDE - Development Platforms - PlatformIO Community
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ESP32 Blinking LED tutorial using GPIO control with Arduino IDE
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ESP32 Blinking LED tutorial using GPIO control with Arduino IDE
ESP32 LED Blink Example | Circuits4you.com
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Beginning with ESP32. I hope you were playing with Arduino… | by Nickson Joram | Medium
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FireBeetle ESP32 Tutorial: Blinking the on board LED
Onboard LEDs? NodeMCU's got two! – Low voltage. Mostly harmless...
Integrated LED in Arduino - Arduino Project Hub
