Waveshare has launched the PoE HAT (H), a thin Power over Ethernet(PoE) HAT for the Raspberry Pi 5 that easily fits inside ...

That wasn’t acceptable to [jim11662418], so after he yanked the misbehaving WWVB receiver from his clock, he decided to replace it with an ESP8266 that could connect to the Internet and get the ...

This was developed using a NodeMCU v2 Dev Kit as it conveniently provides a secondary UART for debugging. It has been tested with the ESP-01 shipped with the PixRacer and it is stable at 921600 baud.

// This is the default name, set it if you wish (max 24 char) #define DEFAULT_NAME "espnowdevice" // This is the default (send) delay time, used for DeepSleep (DeepSleep is disabled by default) ...

Key Laboratory of Environmental Medicine Engineering, Ministry of Education, School of Public Health, Southeast University, Nanjing 210009, China Key Laboratory of Environmental Medicine Engineering, ...

This project aims to empower users to lead a healthier and safer lifestyle.