Uploaded September 2025 | Updated September 2026, 2 weeks ago

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This tutorial shows how to send data from one "ESP32 ESP32-C3 ESP8266 ESP32-01" to multiple ESP32 or ESP8266 boards using ESP-NOW (many-to-many configuration).

Code & Schema:
*arduino-projects-free.blogspot.com/2025/09/device-to-device-communication.html
REQUIRES the following Arduino libraries:
* github.com/Arduino-IRremote/Arduino-IRremote
* Find All "Great Projects" Videos : youtube.com/c/GreatProjects
More information:
How to control 8 relays with EspNow & remote control using Esp
youtu.be/sbsOTf75hTk
How to control 8 relays with remote control using ESP32 :
youtu.be/Tlvd6n6z_6Y
How to control 8 relays with remote control using ESP8266 :
youtu.be/F7BNXpQAFiQ
How to easily and quickly program the ESP 01 module via an arduino Uno :
youtu.be/8j--sRhjUfw
How to easily and quickly program the ESP 01 module via an arduino nano :
youtu.be/Tw7eJnhDBQ8
How to program the ESP-01 ESP8266 module via an ESP8266 :
youtu.be/F7BNXpQAFiQ
How to configure Arduino IDE and program ESP-01 with USB To ESP8266 01 Serial Adapter :
youtu.be/QRnPRKbtEGU

We Have A Great Projects And Better To Come.
Every video has a corresponding diagrams and code samples you’ll need to build your own creations.
Welcome to the Great Projects! I hope you enjoy your stay!
#esp32projects , #ESP8266, #relay.