Uploaded October 2025 | Updated September 2026, 2 weeks ago

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Learn how to program an ESP32 4-Relay Board without a USB port! This quick guide covers using an FTDI adapter, programming pins, and troubleshooting tips for successful connections. Perfect for ESPHome DIY enthusiasts!

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#homeassistant #esp32 #FTDI

❗ Disclaimer: These videos are for educational purposes only. Always follow safety guidelines and consult a qualified professional when working with electronics or Mains electricity. I am not responsible for any damage, injury, or loss resulting from the use of information provided.

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Please watch: "IKEA VINDRIKTNING v2 ESP32 Upgrade Commercial Accuracy for £10"
youtube.com/watch?v=qBNmliH7PwI
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