The Heltec WiFi 32 board from Heltec has an onboard LED, connected to PIN25 / GPIO25.

 

To “blink” this led, for signaling status or just for fun set PIN 25 to LOW or HIGH.

This is just a simple code in micropython!


Happy blinking!

Onboard LED blink – WiFi LoRa ESP32 (heltec)
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