arduino with RFID and LCD project overview in tamil
this is the simple projec for arduino with RFID and LCD display... here the name of student only displayed in LCD display.... we can sent that to cloud to online attendance using esp8266 or using lab with python.... The code is here /* PINOUT: RC522 MODULE Uno/Nano MEGA SDA D10 D9 SCK D13 D52 MOSI D11 D51 MISO D12 D50 IRQ N/A N/A GND GND GND RST D9 D8 3.3V 3.3V 3.3V */ /* Include the standard Arduino SPI library */ #include <SPI.h> /* Include the RFID library */ #include <MFRC522.h> #include <LiquidCrystal.h> LiquidCrystal lcd(2,3,4,5,6,7);//rs,e,d0,d1,d2,d3 String rfid = ""; bool id = true; int successRead; /* Define the DIO used for the SDA (SS) and RST (reset) pins. */ #define SDA_DIO 10 #define RE