#include "Eeprom24Cxx.h"
// #include <SoftwareSerial.h>
unsigned int ppm;
int diachi = 0;
int cnt = 0;

void setup(){
  Serial.begin(9600);
}

void loop(){
  ppm = random(0, 2000);
  AVR_EEPROM.write_2_byte(diachi, ppm);
  Serial.print("Gia tri ppm ");
  Serial.print(cnt);
  Serial.print(": ");
  Serial.println(AVR_EEPROM.read_2_byte(diachi));
  diachi = diachi + 4;
  cnt++;  
  if(cnt > 5){
    diachi = 0;
    cnt = 0;
    for(int i = 0; i < 100; i++)
    AVR_EEPROM.write_2_byte(i, 0);
  }
  delay(1000);
}