Using two Heltec CubeCell LoRa ESP32 Boards HTCC-AB01 as remote switch as TX and RX @robojax
Using two Heltec CubeCell LoRa ESP32 Boards HTCC-AB01 as remote switch as TX and RX  @robojax
Uploaded November 2022 | Updated September 2026, 3 weeks ago
We learn how to use One CubeCell as Sender (TX) and the other as Receiver (RX). We use push button with TX to turn ON/OFF a relay with AC bulb or LED connected to the RX. Step by step code, wiring and demonstration is shown.
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Related Vides:
Introduction to Heltec Lora HTCC-AB01: youtu.be/-dUKnIXPMeA
How to use ES32 WiFi Bluetooth board youtu.be/--Fj8QDlGuQ
Introduction to 5V relay: youtu.be/N-xbxtGGoHw
Arduino Step by Step course that starts here youtu.be/-6qSrDUA5a8


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Download Arduino code for this video: [COMING soon]

Use Chapters from timeline or click on the time
00:00 Introduction
01:21 Introduction
04:10 Wiring Explained
07:39 Preparing LED with resistor for Arduino
08:29 Sender or TX Code Explained
10:41 Receiver or RX code Explained
14:37 Opening two Serial monitor with different com ports
16:50 Demonstration of Press and hold relay remote switch
17:51 Demonstration of toggle remote relay switch
19:25 Demonstration of LED control remotely


#Heltec #robojaxLoRA

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Using two Heltec CubeCell LoRa ESP32 Boards HTCC-AB01 as remote switch as TX and RX

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