Specification

• Measuring Detecting distance : 10 to 80 cm
• The maximum allowable Angle : > 40 °
• The power supply voltage : 4.5 to 5.5 V
• The average power consumption : 35 mA
• Peak power consumption : about 200 mA
• The frequency of updates/cycle : 25 Hz/40 ms
• Analog output noise : < 200 mV
• Less influence on the color of reflective objects, reflectivity
• Line-up of distance output/distance judgement type :
• Distance output type (analog voltage) : GP2Y0A21YK
• Distance judgement type : GP2Y0D21YK
• Judgement distance : 24cm
• (Adjustable within the range of 10 to 80cm [Optionally available])

Code

int i;

int val;

int redpin=0;

void setup()

{

pinMode(redpin,OUTPUT);

Serial.begin(9600);

}

void loop()

{

i=analogRead(redpin);

val=(6762/(i-9))-4;

Serial.println(val)