As we have learnt in previous tutorials that the XBee module can act as a Coordinator, Router or an End device but it need to be configured to work in desired mode. So before using the XBee modules ...

The Arduino Mega interfaces with a microphone sound sensor module to detect sound levels and frequencies, ideal for audio monitoring, sound-activated systems, and noise measurement applications in ...

Article Microphone Pre-Amp for Arduino Microphone Pre-Amp for Arduino A standard electret microphone and a single-transistor amplifier provide an audio signal that can be processed by an Arduino’s ...

To operate the security system, download an Arduino bluetooth controller to your phone (I used 'Arduino bluetooth controller' from the Play Store). Connect to the Arduino bluetooth module ('HC-05' for ...

We’ve already covered inexpensive offline voice recognition modules based on US516P6 or TW-ASR ONE microcontrollers that allow people to add smarts to their projects without a network connection for ...