Datasets:

Beifengdo
/

Arduino-Development

/*
 This example enables you to change or remove the PIN number of
 a SIM card inserted into a GSM shield.
 Circuit:
 * GSM shield
 * SIM card
 Created 12 Jun 2012
 by David del Peral
 This example code is part of the public domain
 http://www.arduino.cc/en/Tutorial/GSMToolsPinManagement
 */

// libraries
#include <GSM.h>

// pin manager object
GSMPIN PINManager;

// save input in serial by user
String user_input = "";

// authenticated with PIN code
boolean auth = false;

// serial monitor result messages
String oktext = "OK";
String errortext = "ERROR";

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
  }

  Serial.println("Change PIN example\n");
  PINManager.begin();

  // check if the SIM have pin lock
  while (!auth) {
    int pin_query = PINManager.isPIN();
    if (pin_query == 1) {
      // if SIM is locked, enter PIN code
      Serial.print("Enter PIN code: ");
      user_input = readSerial();
      // check PIN code
      if (PINManager.checkPIN(user_input) == 0) {
        auth = true;
        PINManager.setPINUsed(true);
        Serial.println(oktext);
      } else {
        // if PIN code was incorrected
        Serial.println("Incorrect PIN. Remember that you have 3 opportunities.");
      }
    } else if (pin_query == -1) {
      // PIN code is locked, user must enter PUK code
      Serial.println("PIN locked. Enter PUK code: ");
      String puk = readSerial();
      Serial.print("Now, enter a new PIN code: ");
      user_input = readSerial();
      // check PUK code
      if (PINManager.checkPUK(puk, user_input) == 0) {
        auth = true;
        PINManager.setPINUsed(true);
        Serial.println(oktext);
      } else {
        // if PUK o the new PIN are incorrect
        Serial.println("Incorrect PUK or invalid new PIN. Try again!.");
      }
    } else if (pin_query == -2) {
      // the worst case, PIN and PUK are locked
      Serial.println("PIN & PUK locked. Use PIN2/PUK2 in a mobile phone.");
      while (true);
    } else {
      // SIM does not requires authetication
      Serial.println("No pin necessary.");
      auth = true;
    }
  }

  // start GSM shield
  Serial.print("Checking register in GSM network...");
  if (PINManager.checkReg() == 0) {
    Serial.println(oktext);
  }
  // if you are connect by roaming
  else if (PINManager.checkReg() == 1) {
    Serial.println("ROAMING " + oktext);
  } else {
    // error connection
    Serial.println(errortext);
    while (true);
  }
}

void loop() {
  // Function loop implements pin management user menu
  // Only if you SIM use pin lock, you can change PIN code
  // user_op variables save user option

  Serial.println("Choose an option:\n1 - On/Off PIN.");
  if (PINManager.getPINUsed()) {
    Serial.println("2 - Change PIN.");
  }
  String user_op = readSerial();
  if (user_op == "1") {
    Serial.println("Enter your PIN code:");
    user_input = readSerial();
    // activate/deactivate PIN lock
    PINManager.switchPIN(user_input);
  } else if (user_op == "2" & PINManager.getPINUsed()) {
    Serial.println("Enter your actual PIN code:");
    String oldPIN = readSerial();
    Serial.println("Now, enter your new PIN code:");
    String newPIN = readSerial();
    // change PIN
    PINManager.changePIN(oldPIN, newPIN);
  } else {
    Serial.println("Incorrect option. Try again!.");
  }
  delay(1000);
}

/*
  Read input serial
 */
String readSerial() {
  String text = "";
  while (1) {
    while (Serial.available() > 0) {
      char inChar = Serial.read();
      if (inChar == '\n') {
        return text;
      }
      if (inChar != '\r') {
        text += inChar;
      }
    }
  }
}

	/*

	This example enables you to change or remove the PIN number of
	a SIM card inserted into a GSM shield.

	Circuit:
	* GSM shield
	* SIM card

	Created 12 Jun 2012
	by David del Peral

	This example code is part of the public domain

	http://www.arduino.cc/en/Tutorial/GSMToolsPinManagement

	*/

	// libraries
	#include <GSM.h>

	// pin manager object
	GSMPIN PINManager;

	// save input in serial by user
	String user_input = "";

	// authenticated with PIN code
	boolean auth = false;

	// serial monitor result messages
	String oktext = "OK";
	String errortext = "ERROR";

	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
	}

	Serial.println("Change PIN example\n");
	PINManager.begin();

	// check if the SIM have pin lock
	while (!auth) {
	int pin_query = PINManager.isPIN();
	if (pin_query == 1) {
	// if SIM is locked, enter PIN code
	Serial.print("Enter PIN code: ");
	user_input = readSerial();
	// check PIN code
	if (PINManager.checkPIN(user_input) == 0) {
	auth = true;
	PINManager.setPINUsed(true);
	Serial.println(oktext);
	} else {
	// if PIN code was incorrected
	Serial.println("Incorrect PIN. Remember that you have 3 opportunities.");
	}
	} else if (pin_query == -1) {
	// PIN code is locked, user must enter PUK code
	Serial.println("PIN locked. Enter PUK code: ");
	String puk = readSerial();
	Serial.print("Now, enter a new PIN code: ");
	user_input = readSerial();
	// check PUK code
	if (PINManager.checkPUK(puk, user_input) == 0) {
	auth = true;
	PINManager.setPINUsed(true);
	Serial.println(oktext);
	} else {
	// if PUK o the new PIN are incorrect
	Serial.println("Incorrect PUK or invalid new PIN. Try again!.");
	}
	} else if (pin_query == -2) {
	// the worst case, PIN and PUK are locked
	Serial.println("PIN & PUK locked. Use PIN2/PUK2 in a mobile phone.");
	while (true);
	} else {
	// SIM does not requires authetication
	Serial.println("No pin necessary.");
	auth = true;
	}
	}

	// start GSM shield
	Serial.print("Checking register in GSM network...");
	if (PINManager.checkReg() == 0) {
	Serial.println(oktext);
	}
	// if you are connect by roaming
	else if (PINManager.checkReg() == 1) {
	Serial.println("ROAMING " + oktext);
	} else {
	// error connection
	Serial.println(errortext);
	while (true);
	}
	}

	void loop() {
	// Function loop implements pin management user menu
	// Only if you SIM use pin lock, you can change PIN code
	// user_op variables save user option

	Serial.println("Choose an option:\n1 - On/Off PIN.");
	if (PINManager.getPINUsed()) {
	Serial.println("2 - Change PIN.");
	}
	String user_op = readSerial();
	if (user_op == "1") {
	Serial.println("Enter your PIN code:");
	user_input = readSerial();
	// activate/deactivate PIN lock
	PINManager.switchPIN(user_input);
	} else if (user_op == "2" & PINManager.getPINUsed()) {
	Serial.println("Enter your actual PIN code:");
	String oldPIN = readSerial();
	Serial.println("Now, enter your new PIN code:");
	String newPIN = readSerial();
	// change PIN
	PINManager.changePIN(oldPIN, newPIN);
	} else {
	Serial.println("Incorrect option. Try again!.");
	}
	delay(1000);
	}

	/*
	Read input serial
	*/
	String readSerial() {
	String text = "";
	while (1) {
	while (Serial.available() > 0) {
	char inChar = Serial.read();
	if (inChar == '\n') {
	return text;
	}
	if (inChar != '\r') {
	text += inChar;
	}
	}
	}
	}