Grove - NFC Tag

Från Karlskrona Makerspace Wiki
Hoppa till: navigering, sök
Grove - NFC Tag

Kompatibilitet

  • Arduino

Port

  • I2C

Bibliotek

https://github.com/Seeed-Studio/NFC_Tag_M24LR6E

NFC Reader for Android

https://github.com/Seeed-Studio/NFC_Tag_M24LR6E/blob/master/Resources/NfcVreader.apk

Exempelkod

Arduino

#include "NfcTag.h"
#include <Wire.h>
 
NfcTag nfcTag;
int led = 5;
bool flag = false;
bool preFlag = false;
void setup(){
  Serial.begin(9600);
  pinMode(led,OUTPUT);
  nfcTag.init();
}
 
void loop(){
  flag = nfcTag.readByte(EEPROM_I2C_LENGTH-1) == 0xff?true:false;
  if(flag != preFlag){
    Serial.println("get remote NFC control signal!");
    if(flag == true){
      Serial.println("led will light up!");
      digitalWrite(led,HIGH);
    }else{
      Serial.println("led will turn dark!");
      digitalWrite(led,LOW);
    }
    preFlag = flag;
  }
  delay(5*1000);
}

Mer information

http://wiki.seeedstudio.com/Grove_NFC_Tag/