Hope you’re all well. I’m building an Internet of Things-connected printer that reads RFID cards. The backend server gets the RFID card’s ID through
Spark.publish, finds a user associated with it and then prints out a chit for them based on their preferences.
The Spark Core firmware is a bit hacky – as you can imagine for a first project in C++/Wiring! I’d love for someone more experienced to have a look at it.
The project is here if you’d like to check it out, with the main code file being here: