recently I sync my ESP8266 Arduino Core from GitHub master branch. I discovered that, in all of my sketches that I use the TimeLib library ( #include <TimeLib.h> ) I got errors at the compilation, ...

Arduino DCF77 library The DCF77 library adds the ability to read and decode the atomic time broadcasted by the DCF77 radiostation. It has been designed to work in conjunction with the Arduino Time ...

If you have already studied the circuit diagram, you will have noticed that the speaker is connected to 2 PWM pins of the Arduino. Here is a statement from the author of the Talkie.h library: >> On ...