Datasets:

Beifengdo
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Arduino-Development

/*
 Band Management
 This sketch, for the Arduino GSM shield, checks the band
 currently configured in the modem and allows you to change
 it.
 Please check http://www.worldtimezone.com/gsm.html
 Usual configurations:
 Europe, Africa, Middle East: E-GSM(900)+DCS(1800)
 USA, Canada, South America: GSM(850)+PCS(1900)
 Mexico: PCS(1900)
 Brazil: GSM(850)+E-GSM(900)+DCS(1800)+PCS(1900)
 Circuit:
 * GSM shield
 created 12 June 2012
 by Javier Zorzano, Scott Fitzgerald
 This example is in the public domain.
 */

// libraries
#include <GSM.h>

// initialize the library instance
GSMBand band;

void setup() {
  // initialize serial communications and wait for port to open:
  Serial.begin(9600);
  while (!Serial) {
    ; // wait for serial port to connect. Needed for Leonardo only
  }

  // Beginning the band manager restarts the modem
  Serial.println("Restarting modem...");
  band.begin();
  Serial.println("Modem restarted.");

};


void loop() {
  // Get current band
  String bandName = band.getBand(); // Get and print band name
  Serial.print("Current band:");
  Serial.println(bandName);
  Serial.println("Want to change the band you’re on?");
  String newBandName;
  newBandName = askUser();
  // Tell the user what we are about to do…
  Serial.print("\nConfiguring band ");
  Serial.println(newBandName);
  // Change the band
  boolean operationSuccess;
  operationSuccess = band.setBand(newBandName);
  // Tell the user if the operation was OK
  if (operationSuccess) {
    Serial.println("Success");
  } else {
    Serial.println("Error while changing band");
  }

  if (operationSuccess) {
    while (true);
  }
}

// This function offers the user different options
// through the Serial interface
// The user selects one
String askUser() {
  String newBand;
  Serial.println("Select band:");
  // Print the different options
  Serial.println("1 : E-GSM(900)");
  Serial.println("2 : DCS(1800)");
  Serial.println("3 : PCS(1900)");
  Serial.println("4 : E-GSM(900)+DCS(1800) ex: Europe");
  Serial.println("5 : GSM(850)+PCS(1900) Ex: USA, South Am.");
  Serial.println("6 : GSM(850)+E-GSM(900)+DCS(1800)+PCS(1900)");

  // Empty the incoming buffer
  while (Serial.available()) {
    Serial.read();
  }

  // Wait for an answer, just look at the first character
  while (!Serial.available());
  char c = Serial.read();
  if (c == '1') {
    newBand = GSM_MODE_EGSM;
  } else if (c == '2') {
    newBand = GSM_MODE_DCS;
  } else if (c == '3') {
    newBand = GSM_MODE_PCS;
  } else if (c == '4') {
    newBand = GSM_MODE_EGSM_DCS;
  } else if (c == '5') {
    newBand = GSM_MODE_GSM850_PCS;
  } else if (c == '6') {
    newBand = GSM_MODE_GSM850_EGSM_DCS_PCS;
  } else {
    newBand = "GSM_MODE_UNDEFINED";
  }
  return newBand;
}

	/*
	Band Management

	This sketch, for the Arduino GSM shield, checks the band
	currently configured in the modem and allows you to change
	it.

	Please check http://www.worldtimezone.com/gsm.html
	Usual configurations:
	Europe, Africa, Middle East: E-GSM(900)+DCS(1800)
	USA, Canada, South America: GSM(850)+PCS(1900)
	Mexico: PCS(1900)
	Brazil: GSM(850)+E-GSM(900)+DCS(1800)+PCS(1900)


	Circuit:
	* GSM shield

	created 12 June 2012
	by Javier Zorzano, Scott Fitzgerald

	This example is in the public domain.
	*/

	// libraries
	#include <GSM.h>

	// initialize the library instance
	GSMBand band;

	void setup() {
	// initialize serial communications and wait for port to open:
	Serial.begin(9600);
	while (!Serial) {
	; // wait for serial port to connect. Needed for Leonardo only
	}

	// Beginning the band manager restarts the modem
	Serial.println("Restarting modem...");
	band.begin();
	Serial.println("Modem restarted.");

	};


	void loop() {
	// Get current band
	String bandName = band.getBand(); // Get and print band name
	Serial.print("Current band:");
	Serial.println(bandName);
	Serial.println("Want to change the band you’re on?");
	String newBandName;
	newBandName = askUser();
	// Tell the user what we are about to do…
	Serial.print("\nConfiguring band ");
	Serial.println(newBandName);
	// Change the band
	boolean operationSuccess;
	operationSuccess = band.setBand(newBandName);
	// Tell the user if the operation was OK
	if (operationSuccess) {
	Serial.println("Success");
	} else {
	Serial.println("Error while changing band");
	}

	if (operationSuccess) {
	while (true);
	}
	}

	// This function offers the user different options
	// through the Serial interface
	// The user selects one
	String askUser() {
	String newBand;
	Serial.println("Select band:");
	// Print the different options
	Serial.println("1 : E-GSM(900)");
	Serial.println("2 : DCS(1800)");
	Serial.println("3 : PCS(1900)");
	Serial.println("4 : E-GSM(900)+DCS(1800) ex: Europe");
	Serial.println("5 : GSM(850)+PCS(1900) Ex: USA, South Am.");
	Serial.println("6 : GSM(850)+E-GSM(900)+DCS(1800)+PCS(1900)");

	// Empty the incoming buffer
	while (Serial.available()) {
	Serial.read();
	}

	// Wait for an answer, just look at the first character
	while (!Serial.available());
	char c = Serial.read();
	if (c == '1') {
	newBand = GSM_MODE_EGSM;
	} else if (c == '2') {
	newBand = GSM_MODE_DCS;
	} else if (c == '3') {
	newBand = GSM_MODE_PCS;
	} else if (c == '4') {
	newBand = GSM_MODE_EGSM_DCS;
	} else if (c == '5') {
	newBand = GSM_MODE_GSM850_PCS;
	} else if (c == '6') {
	newBand = GSM_MODE_GSM850_EGSM_DCS_PCS;
	} else {
	newBand = "GSM_MODE_UNDEFINED";
	}
	return newBand;
	}