| /* | |
| SMS receiver | |
| This sketch, for the Arduino GSM shield, waits for a SMS message | |
| and displays it through the Serial port. | |
| Circuit: | |
| * GSM shield attached to and Arduino | |
| * SIM card that can receive SMS messages | |
| created 25 Feb 2012 | |
| by Javier Zorzano / TD | |
| This example is in the public domain. | |
| http://www.arduino.cc/en/Tutorial/GSMExamplesReceiveSMS | |
| */ | |
| // include the GSM library | |
| // PIN Number for the SIM | |
| // initialize the library instances | |
| GSM gsmAccess; | |
| GSM_SMS sms; | |
| // Array to hold the number a SMS is retreived from | |
| char senderNumber[20]; | |
| void setup() { | |
| // initialize serial communications and wait for port to open: | |
| Serial.begin(9600); | |
| while (!Serial) { | |
| ; // wait for serial port to connect. Needed for native USB port only | |
| } | |
| Serial.println("SMS Messages Receiver"); | |
| // connection state | |
| boolean notConnected = true; | |
| // Start GSM connection | |
| while (notConnected) { | |
| if (gsmAccess.begin(PINNUMBER) == GSM_READY) { | |
| notConnected = false; | |
| } else { | |
| Serial.println("Not connected"); | |
| delay(1000); | |
| } | |
| } | |
| Serial.println("GSM initialized"); | |
| Serial.println("Waiting for messages"); | |
| } | |
| void loop() { | |
| char c; | |
| // If there are any SMSs available() | |
| if (sms.available()) { | |
| Serial.println("Message received from:"); | |
| // Get remote number | |
| sms.remoteNumber(senderNumber, 20); | |
| Serial.println(senderNumber); | |
| // An example of message disposal | |
| // Any messages starting with # should be discarded | |
| if (sms.peek() == '#') { | |
| Serial.println("Discarded SMS"); | |
| sms.flush(); | |
| } | |
| // Read message bytes and print them | |
| while (c = sms.read()) { | |
| Serial.print(c); | |
| } | |
| Serial.println("\nEND OF MESSAGE"); | |
| // Delete message from modem memory | |
| sms.flush(); | |
| Serial.println("MESSAGE DELETED"); | |
| } | |
| delay(1000); | |
| } | |