These new AI-focused SBCs pair multicore processors with integrated NPUs for edge computing, robotics, and embedded ...

While there is a time and place for wirelessly controlled devices, sometimes you want something you can just reach out and ...

Robomow RX and RT series robot lawnmowers often show up secondhand for very cheap, but they are often missing the base station that generates the boundary wire signal. Buying original replacement ...

Imagine your wireless project needs both fast response times and long-range capabilities? Wi-Fi and Bluetooth are unsuitable for such applications. Maybe ESP-NOW is a good alternative? Connections are ...

To play sound on ESP32, we need a speaker. The speaker is connected through the LM386 Audio Amplifier module. Vcc and GND pins of the Amplifier Module are connected to VIN and GND of ESP32, while the ...

Motion sensor alarms are readily available in the market, but these are expensive. Here is a simple and inexpensive Arduino based motion sensor alarm with voice alert. It can be used for security ...

Adding sounds or music to our project will always make it looks cool and sounds much more attractive. Especially if you are using an Arduino and you have lots of pins free, you can easily add sound ...

Back in the day, building a DIY radio was fun! We only had to get our hands at a germanium diode, make some coils, and with a resistor and long wire as an antenna maybe we could get some sound out of ...

This project is an FM receiver circuit radio based on Philips TEA5767 digital radio-receiver module. The radio receiver uses I2C interface with Arduino UNO development board. The TEA5767 module offers ...