RFID-13-56Mhz_RFID-125Khz_LCD_R_G_LED.ino

#include <SPI.h>
#include <SoftwareSerial.h>
SoftwareSerial RFID2(6, 8);
#include <MFRC522.h>
#include <LiquidCrystal_I2C.h>
#define SS_PIN 10
#define RST_PIN 9
#define LED_RED 4
#define LED_GREEN 5
MFRC522 mfrc522(SS_PIN, RST_PIN);
LiquidCrystal_I2C lcd(0x27, 16, 2);
int data1 = 0;
int ok=-1;
int tag1[14]={2,52,56,48,48,67,66,66,52,68,68,69,65,3};
int tag2[14]={2,52,56,48,48,67,54,65,50,55,55,53,66,3};
int newtag[14] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0};
int okdelay = 2000; 
int notokdelay = 2000;

bool bNewInt = false;

void setup() {
Serial.flush();
Serial.begin(9600);
RFID2.begin(9600);
lcd.init();
lcd.backlight();
lcd.setCursor(0, 0);
lcd.print(F("RFID Reader"));
delay(3000);
lcd.setCursor(0, 0);
lcd.print(F("Setup        "));
delay(2000);
SPI.begin();
mfrc522.PCD_Init();
Serial.print(F("Ver:0x"));
lcd.setCursor(0, 0);
lcd.print(F("Version:     "));
byte readReg = mfrc522.PCD_ReadRegister(mfrc522.VersionReg);
Serial.println(readReg, HEX);
lcd.setCursor(0, 1);
lcd.print(readReg, HEX);
delay(3000);
lcd.clear();
delay(500);
lcd.setCursor(0, 0);
lcd.print(F("End setup"));
delay(2000);
lcd.clear();
delay(500);
lcd.noBacklight();
pinMode(LED_RED, OUTPUT);
pinMode(LED_GREEN, OUTPUT);
Serial.println(F("Ready to scan..."));
}

boolean comparetag(int aa[14], int bb[14])
{
boolean ff=false;
int fg=0;
for (int cc=0; cc<14; cc++)
{
if (aa[cc]==bb[cc])
{
fg++;
}}
if (fg==14)
{
ff=true;
}
return ff;
}

void checkmytags()
{
ok=0;
if (comparetag(newtag,tag1)==true)
{
lcd.backlight();
lcd.setCursor(0, 0);
lcd.print(F("Bonjour    "));
lcd.setCursor(0, 1);
lcd.print(F("Nico"));
ok++;
}
if (comparetag(newtag,tag2)==true)
{
lcd.backlight();
lcd.setCursor(0, 0);
lcd.print(F("Bonjour    "));
lcd.setCursor(0, 1);
lcd.print(F("Ben"));
ok++;
}}

void readTag() 
{
ok=-1;
if (RFID2.available() > 0)
{
delay(100);
for (int z=0; z<14; z++) 
{
data1=RFID2.read();
newtag[z]=data1;
}
RFID2.flush();
checkmytags(); 
}
if (ok>0==true)
{
digitalWrite(LED_GREEN, HIGH);
delay(okdelay);
digitalWrite(LED_GREEN, LOW);
lcd.clear();
delay(500);
lcd.noBacklight();
ok=-1;
} 
else if (ok==0)
{
digitalWrite(LED_RED, HIGH);
lcd.backlight();
lcd.setCursor(0, 0);
lcd.print(F("ID:      "));
lcd.setCursor(0, 1);
lcd.print(F("----------------"));
delay(notokdelay);
digitalWrite(LED_RED, LOW);
lcd.clear();
delay(500);
lcd.noBacklight();
ok=-1;
}}

void loop() {
readTag();
if(RFID2.available()>0){
Serial.print(F("Card UID: "));
delay(1000);
while(RFID2.available()>0){
int i=RFID2.read();
Serial.print(i,DEC);
Serial.print(",");
}
Serial.println();
delay(2000);
}
if (bNewInt) {
lcd.backlight();
mfrc522.PICC_ReadCardSerial();
Serial.print(F("Card UID: "));
Serial.println();
mfrc522.PICC_HaltA();
if (memcmp(mfrc522.uid.uidByte, (byte *)"\x83\x0A\x76\x18", 4) == 0 ||
memcmp(mfrc522.uid.uidByte, (byte *)"\x73\x9B\xEF\xA5", 4) == 0) {
digitalWrite(LED_GREEN, HIGH);
lcd.setCursor(0, 0);
lcd.print(F("Bonjour    "));
lcd.setCursor(0, 1);
lcd.print(F("Nico"));
delay(2000);
digitalWrite(LED_GREEN, LOW);
}
else if (memcmp(mfrc522.uid.uidByte, (byte *)"\x33\x90\x7D\x18", 4) == 0 ||
memcmp(mfrc522.uid.uidByte, (byte *)"\x23\xEC\xE2\xA6", 4) == 0
) 
{
digitalWrite(LED_GREEN, HIGH);
lcd.setCursor(0, 0);
lcd.print(F("Bonjour    "));
lcd.setCursor(0, 1);
lcd.print(F("Ben"));
delay(2000);
digitalWrite(LED_GREEN, LOW);
}
else {
digitalWrite(LED_RED, HIGH);
lcd.setCursor(0, 0);
lcd.print(F("ID:      "));
lcd.setCursor(0, 1);
lcd.print(F("----------------"));
delay(2000);
digitalWrite(LED_RED, LOW);
}
bNewInt = false;
delay(500);
lcd.clear();
delay(500);
lcd.noBacklight();
}
activateRec(mfrc522);
delay(100);
}

void activateRec(MFRC522 &mfrc522) {
if (!mfrc522.PICC_IsNewCardPresent()) {
return;
}
if (!mfrc522.PICC_ReadCardSerial()) {
return;
}
bNewInt = true;
}

void dump_byte_array(byte *buffer, byte bufferSize) {
for (byte i = 0; i < bufferSize; i++) {
Serial.print(buffer[i] < 0x10 ? "0" : "");
Serial.print(buffer[i], HEX);
lcd.print(buffer[i] < 0x10 ? " 0" : " ");
lcd.print(buffer[i], HEX);
}}