Pagers may have largely gone out of fashion in the age of the smartphone, but the T-LoRa Pager from LILYGO puts a modern spin on the class communications device. It’s a portable device with a 2.33 ...

Let’s get to see the above program working in action; for that, we need to flash the compiled code into Arduino’s flash memory. Before flashing the code, we want to make sure the “Arduino UNO R4 WiFi ...