I would like to establish bluetooth communication between an ESP32 board and an Arduino Uno with an HC-05 Bluetooth module. I can see the ESP32 in my bluetooth list and it connects (tho it's not always reliable as it seems to disconnect randomly). I have the HC-05 module wired such that the RX pin…

Thank you for the advice! I wanted to update that before I tested with the phone I checked the baud rate configured on the HC-05 module using the AT commands (AT+UART?). This is the baud rate I had to set up for both the arduino uno and the ESP32. Once I set this set up, I was able to send messages…

ESP32 Bluetooth w/ HC-05

Projects Networking, Protocols, and Devices

cattledog March 26, 2024, 4:28am 2

One of the devices needs to be configured as Master.

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ESP32 Bluetooth w/ HC-05

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