Making an Arduino shield can be simpler than you think. This time I designed one to program Attiny and Atmega microcontrollers, that way I don't have to use a breadboard and make the wiring to program ...

Add a description, image, and links to the aduino-nano topic page so that developers can more easily learn about it.

This code allows you to add an RFID scenario for login to your QT program such that when the user swipes his card qt verifies the existence of the UID code in the database if yes an I2C LCD display ...