ERRORS:
Arduino: 1.5.8 (Windows 7), Board: "Arduino Uno"
Using library LiquidCrystal in folder: C:\Program Files (x86)\Arduino\libraries\LiquidCrystal
Error compiling.
sketch_nov06a.ino:24:3: error: stray '' in program
sketch_nov06a.ino:24:3: error: stray '' in program
sketch_nov06a.ino: In function 'void loop()':
sketch_nov06a.ino:24:14: error: 'u201cDistance' was not declared in this scope
CODE:
#include <LiquidCrystal.h>
LiquidCrystal lcd(12, 11, 5, 4, 3, 2);
const int trigPin = 7;
const int echoPin = 8;
void setup() {
lcd.begin(16, 2);
}
void loop() {
long duration, cm;
pinMode(trigPin, OUTPUT);
digitalWrite(trigPin, LOW);
delayMicroseconds(2);
digitalWrite(trigPin, HIGH);
delayMicroseconds(10);
digitalWrite(trigPin, LOW);
pinMode(echoPin, INPUT);
duration = pulseIn(echoPin, HIGH);
cm = microsecondsToCentimeters(duration);
lcd.print(“Distance in cm:”);
lcd.setCursor(0, 1);
lcd.print(cm);
delay(100);
lcd.clear();
}
long microsecondsToCentimeters(long microseconds){
return microseconds / 29 / 2;
}