This project demonstrates how to control an LED connected to an STM32 microcontroller via Bluetooth using an Android app. The project uses the STM32CubeIDE development environment and the HAL library.

The ESP32 is a powerful, low-cost microcontroller that is widely used in the development of IoT projects. It is popular for its high processing power, low energy consumption, and built-in Wi-Fi and ...

The new module is available in two variants: the CBM-002A has a chip antenna, whereas the CBM-002B comes with a pin antenna. The CBM-002A is 100% compatible and is a drop-in replacement for the ...

This project aims to display the information entered in a mobile phone on an LED dot-matrix type scrolling display. It is done by interfacing a Bluetooth HC-05 module to an LED dot-matrix display ...

This example demonstrates how to use an Adafruit Bluefruit LE module to communicate with a custom Qt application via the UART service. In this example, an Arduino Uno is connected to Adafruit's ...

Canada based I-SYST has come up with a tiny nRF52840 module that is as small as a fingernail. Named BLYST840, the module has 46 I/O, 1 MB flash, 256 kB RAM, is ready for Bluetooth 5.2, is Thread, and ...

This LED desk lamp can be switched on or off from a distance using Bluetooth. You can even regulate the lamp’s brightness through a slider on the screen of your Android smartphone. The key hardware ...

Smart bulbs have been recently increasing in popularity and are steadily becoming a key part of the smart home toolkit. Smart bulbs enable the user to control their light via a special application on ...

The RN41 is a Class 1 Bluetooth module with Enhanced Data Rate (EDR) support. This small form factor, low power Bluetooth module is ideally suitable for battery power applications and sets in Serial ...