Via Telegram, control thermal printers remotely to print out notes, shopping lists, URLs, payments, barcodes, and episode release dates.
Project tutorial by Kutluhan Aktar
This post will tell you everything you need to know about MQTT communication which will enable you to use it communicate between devices.
Project tutorial by BnBe Club
As a follow up to the room thermometer project, we write a sketch that communicates with an online weather service and displays the weather.
Via Arduino Nano 33 IoT and a PHP web application, check whether you have a particular book in your library before purchasing by using ISBN.
Inexpensive/disposable wearable two-way communication system for restaurant/grocery/retail workers
Project tutorial by Ish Ot Jr.
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