MODBUS_T_1/lib/Grove-Ultrasonic-Ranger-Library/examples/UltrasonicDisplayOnTerm/UltrasonicDisplayOnTerm.ino

/*
 * UltrasonicDisplayOnTerm.ino
 * Example sketch for ultrasonic ranger
 *
 * Copyright (c) 2012 seeed technology inc.
 * Website    : www.seeed.cc
 * Author     : LG, FrankieChu
 * Create Time: Jan 17,2013
 * Change Log :
 *
 * The MIT License (MIT)
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */


/***************************************************************************/
//	Function: Measure the distance to obstacles in front and print the distance
//			  value to the serial terminal.The measured distance is from
//			  the range 0 to 400cm(157 inches).
//	Hardware: Grove - Ultrasonic Ranger
//	Arduino IDE: Arduino-1.0
/*****************************************************************************/

#include "Ultrasonic.h"

Ultrasonic ultrasonic(7);
void setup()
{
	Serial.begin(9600);
}
void loop()
{
	long RangeInInches;
	long RangeInCentimeters;
	
	Serial.println("The distance to obstacles in front is: ");
	RangeInInches = ultrasonic.MeasureInInches();
	Serial.print(RangeInInches);//0~157 inches
	Serial.println(" inch");
	delay(250);
	
	RangeInCentimeters = ultrasonic.MeasureInCentimeters(); // two measurements should keep an interval
	Serial.print(RangeInCentimeters);//0~400cm
	Serial.println(" cm");
	delay(250);
}