Abstract: One of the main challenges to develop the Internet of Things (IoT), mobile communication and unmanned aerial vehicle (UAV) devices is the limitation of the power supply. As a promising ...
The problematic WWVB radio receiver inside an atomic clock is removed and replaced with an ESP8266 Module and an Arduino sketch which synchronize the clock using the Network Time Protocol. Although ...
The ESP32 is a microcontroller that provides a Bluetooth A2DP API which can be used to receive sound data e.g. from your Mobile Phone and makes it available via a callback method. The output is a PCM ...
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