With the BlueDisplay library you create the GUI for your application, e.g. Graphics, Text, Buttons, Sliders and Charts on the Arduino itself. No Android programming required! The Arduino is connected ...
CoAP client, server library for Arduino. CoAP simple server, client library for Arduino IDE/PlatformIO, ESP32, ESP8266. Some sample sketches for Arduino included(/examples/). coaptest.ino : simple ...