Ultrasonic distance meter w LCD

Using Arduino code on Teensey 3.1 for Ultrasonic Distance metering and LCD display.

[@creator4X6YS]

#include
LiquidCrystal lcd(12, 11, 5, 4, 3, 2);; // Arduino PinOuts to LCD left to right (RS,E,D4,D5,D6,D7)
// use the pin configuration for the LCD shoed in the example arduino.cc/en/Tutorial/LiquidCrystal
// SONAR PIN Configuration
int trigPin = 8; //Trig - at SONAR for DigPin 8
int echoPin = 9; //Echo - at SONAR for DigPin 9
long duration, cm ;
void setup() {
Serial.begin (9600);
//Define inputs and outputs for the SONAR
pinMode(trigPin, OUTPUT);
pinMode(echoPin, INPUT);
// LCD first row displays constantely
lcd.begin(16,2);
lcd.print("Distance in cm");
}
void loop()
{
// The sensor is triggered by a HIGH pulse of 10 or more microseconds.
// Give a short LOW pulse beforehand to ensure a clean HIGH pulse:
digitalWrite(trigPin, LOW);
delayMicroseconds(5);
digitalWrite(trigPin, HIGH);
delayMicroseconds(10);
digitalWrite(trigPin, LOW);
// // Read the signal from the sensor: a HIGH pulse whose
// // duration is the time (in microseconds) from the sending
// // of the ping to the reception of its echo off of an object.
pinMode(echoPin, INPUT);
duration = pulseIn(echoPin, HIGH);
// convert the time into a distance
cm = (duration/2) / 29.1;
Serial.println(cm);
//now I want to display it on the LCD
if ( cm