note

Introductory Guide to Making HTTP POST Requests from ESP32 with Arduino IDE: Sending JSON Data to a Web API and Decoding the Response

The ESP32 is a microcontroller with built-in Wi-Fi functionality, and by using the Arduino IDE, you can handle network communication relatively easily. In the previous article, we explained the ...
GitHub

audio.cpp

constexpr size_t m_frameSizeMP3 = 18000; // more than one icy-metaint constexpr size_t m_frameSizeAAC = 18000; // more than one icy-metaint constexpr size_t m_frameSizeFLAC = UINT16_MAX; // max ogg ...
circuitdigest.com

How to Build an UWB Indoor Positioning System using ESP32 and Qorvo DWM3000

Building an indoor positioning system using ESP32 requires technology beyond GPS. While GPS trackers excel outdoors, indoor positioning system needs Ultra-Wideband (UWB) technology to achieve ...
C&EN

Recent Advances in Triboelectric Nanogenerators: From Technological Progress to Commercial Applications

Department of Mechanical Engineering, Soft Robotics Research Center, Seoul National University, Seoul 08826, South Korea Department of Mechanical Engineering, Gachon University, Seongnam 13120, Korea ...
GitHub

pico_40m_CW_LSB_v1_1EN.ino

- CW mode : IQ band scope + keyer + CW auto-decode + waterfall - LSB mode : SSB transmit/receive (Si5351 phase modulation TX / Hilbert transform RX) ...