Sam Clarke / Mbed 2 deprecated GPS-GPRS_Tracker

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Dependencies:   GPS MODSERIAL mbed-rtos mbed

main.cpp@1:00c7dc0c1761, 2012-10-07 (annotated)

Committer:
SamClarke
Date:
Sun Oct 07 02:01:51 2012 +0000
Revision:
1:00c7dc0c1761
Parent:
0:5b4bcbd69509
Child:
2:2b2c785c6627
Fixed bug with unexpected messages

Who changed what in which revision?

UserRevisionLine numberNew contents of line
SamClarke 0:5b4bcbd69509 1 #include "mbed.h"
SamClarke 0:5b4bcbd69509 2 #include "GPS.h"
SamClarke 0:5b4bcbd69509 3 #include "rtos.h"
SamClarke 0:5b4bcbd69509 4 #include "MODSERIAL.h"
SamClarke 0:5b4bcbd69509 5 #include <string>
SamClarke 0:5b4bcbd69509 6 #include <iostream>
SamClarke 0:5b4bcbd69509 7
SamClarke 0:5b4bcbd69509 8 using namespace std;
SamClarke 0:5b4bcbd69509 9
SamClarke 0:5b4bcbd69509 10 const string GoogleChunk = "https://maps.google.com.au/maps?q=";
SamClarke 0:5b4bcbd69509 11 const string GoogleExtras = "&z=20";
SamClarke 0:5b4bcbd69509 12 char GPRSbuffer[512];
SamClarke 0:5b4bcbd69509 13 int index;
SamClarke 0:5b4bcbd69509 14 int i = 0;
SamClarke 0:5b4bcbd69509 15
SamClarke 0:5b4bcbd69509 16 GPS gps(p9,p10);
SamClarke 0:5b4bcbd69509 17 MODSERIAL GPRS(p13,p14); // MODSERIAL for rxBufferFlush()
SamClarke 0:5b4bcbd69509 18 MODSERIAL pc(USBTX,USBRX);
SamClarke 0:5b4bcbd69509 19
SamClarke 0:5b4bcbd69509 20 DigitalOut myled1(LED1);
SamClarke 0:5b4bcbd69509 21 DigitalOut myled2(LED2);
SamClarke 0:5b4bcbd69509 22 DigitalOut myled3(LED3);
SamClarke 0:5b4bcbd69509 23 DigitalOut myled4(LED4);
SamClarke 0:5b4bcbd69509 24
SamClarke 0:5b4bcbd69509 25 void led_thread(void const *argument) // Some light jazz in a thread
SamClarke 0:5b4bcbd69509 26 {
SamClarke 0:5b4bcbd69509 27 while (true) {
SamClarke 0:5b4bcbd69509 28 DigitalOut leds[4] = {myled1, myled2, myled3, myled4};
SamClarke 0:5b4bcbd69509 29 int pattern[6][4] = {{1,0,0,0},{0,1,0,0},{0,0,1,0},{0,0,0,1},{0,0,1,0},{0,1,0,0}};
SamClarke 0:5b4bcbd69509 30 int i=0;
SamClarke 0:5b4bcbd69509 31 while(1) {
SamClarke 0:5b4bcbd69509 32 leds[0] = pattern[i][0];
SamClarke 0:5b4bcbd69509 33 leds[1] = pattern[i][1];
SamClarke 0:5b4bcbd69509 34 leds[2] = pattern[i][2];
SamClarke 0:5b4bcbd69509 35 leds[3] = pattern[i][3];
SamClarke 0:5b4bcbd69509 36 wait(0.2);
SamClarke 0:5b4bcbd69509 37 i++;
SamClarke 0:5b4bcbd69509 38 i == 6? i=0:0;
SamClarke 0:5b4bcbd69509 39 }
SamClarke 0:5b4bcbd69509 40 }
SamClarke 0:5b4bcbd69509 41 }
SamClarke 0:5b4bcbd69509 42
SamClarke 0:5b4bcbd69509 43 void sendSms()
SamClarke 0:5b4bcbd69509 44 {
SamClarke 0:5b4bcbd69509 45 // Set message mode to ASCII
SamClarke 0:5b4bcbd69509 46 GPRS.printf("AT+CMGF=1\r\n");
SamClarke 0:5b4bcbd69509 47 wait(1);
SamClarke 0:5b4bcbd69509 48 // Set the phone number
SamClarke 1:00c7dc0c1761 49 GPRS.printf("AT+CMGS=\"+61435404829\"\r\n");
SamClarke 0:5b4bcbd69509 50 wait(1);
SamClarke 0:5b4bcbd69509 51 // Write out the GPS data in a message
SamClarke 0:5b4bcbd69509 52 GPRS.printf("Time: %4.2f \nAltitude: %3.2fm\nSpeed: %3.2f Kn\nHeading: %3.2f Deg\nValidity: %c\nFix: %s\nSatellites: %d", gps.time, gps.altitude, gps.speed, gps.heading,gps.validity,gps.fixtype,gps.satellites);
SamClarke 0:5b4bcbd69509 53 wait(1);
SamClarke 0:5b4bcbd69509 54 // Send it...
SamClarke 0:5b4bcbd69509 55 GPRS.putc(0x1A);
SamClarke 0:5b4bcbd69509 56 wait(3);
SamClarke 0:5b4bcbd69509 57 GPRS.printf("AT+CMGF=1\r\n");
SamClarke 0:5b4bcbd69509 58 wait(1);
SamClarke 1:00c7dc0c1761 59 GPRS.printf("AT+CMGS=\"+61435404829\"\r\n");
SamClarke 0:5b4bcbd69509 60 wait(1);
SamClarke 0:5b4bcbd69509 61 GPRS.printf("Find me at....\n %s%f,%f%s", GoogleChunk, gps.latitude, gps.longitude, GoogleExtras);
SamClarke 0:5b4bcbd69509 62 wait(1);
SamClarke 0:5b4bcbd69509 63 GPRS.putc(0x1A);
SamClarke 0:5b4bcbd69509 64 }
SamClarke 0:5b4bcbd69509 65
SamClarke 0:5b4bcbd69509 66 void parseSms()
SamClarke 0:5b4bcbd69509 67 {
SamClarke 0:5b4bcbd69509 68 // If theres a char waiting in the MODSERIAL buffer
SamClarke 0:5b4bcbd69509 69 while (GPRS.readable()) {
SamClarke 0:5b4bcbd69509 70 // Assign it to 'c'
SamClarke 0:5b4bcbd69509 71 char c = GPRS.getc();
SamClarke 0:5b4bcbd69509 72 // Replace all returns and or line endings with money!
SamClarke 0:5b4bcbd69509 73 if (c == '\r' || c == '\n') c = '$';
SamClarke 0:5b4bcbd69509 74 // Put it in the array
SamClarke 0:5b4bcbd69509 75 GPRSbuffer[i] = c;
SamClarke 0:5b4bcbd69509 76 // Repeat if possible
SamClarke 0:5b4bcbd69509 77 i++;
SamClarke 0:5b4bcbd69509 78 }
SamClarke 0:5b4bcbd69509 79 // Uncomment the following to debug
SamClarke 0:5b4bcbd69509 80
SamClarke 1:00c7dc0c1761 81 pc.printf("buffer = %s", GPRSbuffer);
SamClarke 1:00c7dc0c1761 82
SamClarke 0:5b4bcbd69509 83
SamClarke 0:5b4bcbd69509 84 // If we get an SMS notification....
SamClarke 0:5b4bcbd69509 85 if (sscanf(GPRSbuffer, "$$+CMTI: \"SM\",%d", &index)>0) {
SamClarke 1:00c7dc0c1761 86 pc.printf("\nSMS recieved @ index [%d]", index);
SamClarke 0:5b4bcbd69509 87 // Do the send SMS routine...
SamClarke 0:5b4bcbd69509 88 sendSms();
SamClarke 0:5b4bcbd69509 89 // Wait for the cascade of \r\nOK\r\n\r\nOK\r\n's from the SMS's to finish
SamClarke 0:5b4bcbd69509 90 wait(4);
SamClarke 0:5b4bcbd69509 91 // Flush out any left in the serial buffer
SamClarke 0:5b4bcbd69509 92 GPRS.rxBufferFlush();
SamClarke 0:5b4bcbd69509 93 // Reset the GPRS buffer
SamClarke 0:5b4bcbd69509 94 memset(GPRSbuffer, '0', 512);
SamClarke 0:5b4bcbd69509 95 // Reset the char counter
SamClarke 0:5b4bcbd69509 96 i = 0;
SamClarke 1:00c7dc0c1761 97 } else {
SamClarke 1:00c7dc0c1761 98 GPRS.rxBufferFlush();
SamClarke 1:00c7dc0c1761 99 // Reset the GPRS buffer
SamClarke 1:00c7dc0c1761 100 memset(GPRSbuffer, '0', 512);
SamClarke 1:00c7dc0c1761 101 // Reset the char counter
SamClarke 1:00c7dc0c1761 102 i = 0;
SamClarke 1:00c7dc0c1761 103 pc.printf("\nWaiting for SMS...\n");
SamClarke 1:00c7dc0c1761 104 }
SamClarke 0:5b4bcbd69509 105 }
SamClarke 0:5b4bcbd69509 106
SamClarke 0:5b4bcbd69509 107 int main()
SamClarke 0:5b4bcbd69509 108 {
SamClarke 0:5b4bcbd69509 109 pc.baud(115200);
SamClarke 0:5b4bcbd69509 110 GPRS.baud(19200);
SamClarke 0:5b4bcbd69509 111 Thread thread(led_thread);
SamClarke 0:5b4bcbd69509 112 pc.printf("I'm Alive...\n");
SamClarke 0:5b4bcbd69509 113 // Setup the GPS
SamClarke 0:5b4bcbd69509 114 gps.Init();
SamClarke 0:5b4bcbd69509 115 // Set the GPRS AT echo off
SamClarke 0:5b4bcbd69509 116 GPRS.printf("ATE0\r\n");
SamClarke 0:5b4bcbd69509 117 pc.printf("GPRS Echo OFF\n");
SamClarke 0:5b4bcbd69509 118 wait(1);
SamClarke 0:5b4bcbd69509 119 // Delete all messages on the sim card
SamClarke 0:5b4bcbd69509 120 GPRS.printf("AT+CMGDA=\"DEL ALL\"\r\n");
SamClarke 0:5b4bcbd69509 121 wait(1);
SamClarke 0:5b4bcbd69509 122 pc.printf("Messages Cleared...\n");
SamClarke 0:5b4bcbd69509 123 wait(1);
SamClarke 0:5b4bcbd69509 124 // Flush out any \r\nOK\r\n's
SamClarke 0:5b4bcbd69509 125 GPRS.rxBufferFlush();
SamClarke 0:5b4bcbd69509 126 // Get in a while loop
SamClarke 0:5b4bcbd69509 127 while (1) {
SamClarke 0:5b4bcbd69509 128 // Process any recieved data
SamClarke 0:5b4bcbd69509 129 parseSms();
SamClarke 0:5b4bcbd69509 130 // Process / check GPS data
SamClarke 0:5b4bcbd69509 131 if(gps.parseData()) {
SamClarke 0:5b4bcbd69509 132 pc.printf("\nGo to %s%f,%f%s\n", GoogleChunk, gps.latitude, gps.longitude, GoogleExtras);
SamClarke 0:5b4bcbd69509 133 pc.printf("\n\nLocation: %f%c, %f%c \nTime: %4.2f \nSatellites: %d \nAltitude: %3.2f\nSpeed: %3.2f\nHeading: %3.2f\nValidity: %c\n",gps.latitude, gps.ns, gps.longitude, gps.ew, gps.time, gps.satellites, gps.altitude, gps.speed, gps.heading,gps.validity);
SamClarke 0:5b4bcbd69509 134 } else pc.printf("Aquiring Satellites...\n");
SamClarke 0:5b4bcbd69509 135 }
SamClarke 0:5b4bcbd69509 136 }