#include <avr/sleep.h>

int ledPin =13;
int ledDelay = 1000; // Blink every 1 second
int currentDelay = 1000; // Measure current every 1 seconds
float currentConversion = 5.0 / 1023.0 /0.1; //Convert ADC value to mA

void setup(){
  Serial.begin(9600);
  pinMode(ledPin, OUTPUT); // Set pin 13 as output
}

void loop(){
  //Blink LED
  digitalWrite(ledPin, HIGH);
  delay(ledDelay);
  digitalWrite(ledPin, LOW);
  delay(ledDelay);

  // Measure current
  float current = analogRead(A0) * currentConversion;
  Serial.println(current);

  // Put Arduino into sleep mode for currentDelay
  set_sleep_mode(SLEEP_MODE_IDLE);
  sleep_enable();
  delay(currentDelay);
  sleep_disable();
}