Unexpected Maker has recently released the Series, a lineup of four new ESP32-S3 development boards: the EdgeS3, TinyS3, ...

Constructor The DS18B20 library supports only the DS18B20, only one sensor per pin, no parasite mode, no Fahrenheit and no alarm functions. The only feature the class supports is the asynchronous ...

in case of RDA5807m you must power it with 3.3V which you can take it directly from Arduino 3.3V PIN, alternatively add low-pass filter (60ohm + 110uF) to drop voltage from 5V to 3.3V and provide less ...