FLEX-01

캘리브레이션: 참고출처 http://luckylarry.co.uk/arduino-projects/arduino-using-a-sharp-ir-sensor-for-distance-calculation/

int IRpin = 1;                                    // analog pin for reading the IR sensor
void setup() {
  Serial.begin(9600);                             // start the serial port
}
void loop() {
  float volts = analogRead(IRpin)*0.0048828125;   // value from sensor * (5/1024) - if running 3.3.volts then change 5 to 3.3
  float distance = 65*pow(volts, -1.10);          // worked out from graph 65 = theretical distance / (1/Volts)S - luckylarry.co.uk
  Serial.println(distance);                       // print the distance
  delay(100);                                     // arbitary wait time.
}

GP2YOA02에 스펙에 맞추어 캘리브레이션 하기!