9dSDW

Bluetooth control relay

Overview

The mobile phone Bluetooth app sends instructions to the Bluetooth module, and then the Bluetooth module sends the instructions to the microcontroller, and then the microcontroller is processed to control the on and off of the relay.
The microcontroller used is GD32F350G8U6.
The specific instructions and functions of the JDY-31 used by Bluetooth can be found in the attachment. program code

Design Files

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Update:2025-06-19 06:25:44

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