main.cpp

00001 #include "mbed.h"
00002 #include "USBHostMSD.h"
00003 #include "LM75B.h"
00004 #include "EthernetInterface.h"
00005 #include "NTPClient.h"
00006 #include "SimpleSMTPClient.h"
00007 #include "TextLCD.h"
00008 //#include "C12832_lcd.h"
00009 
00010 #define DOMAIN "comcast.net"
00011 #define SERVER "smtp.comcast.net"
00012 #define PORT "587" //25 or 587,465(OutBound Port25 Blocking )
00013 #define USER "ramyanagaraj"
00014 #define PWD "Abhi#123"
00015 #define FROM_ADDRESS "ramyanagaraj@comcast.net"
00016 
00017 DigitalOut led(LED1);
00018 LM75B tmp(p28,p27);
00019 //DigitalIn center(p14);
00020 //C12832_LCD screen;
00021 Ticker sense;
00022 int grab = 0;
00023 
00024 InterruptIn center_button(p14);
00025 
00026 // TO_ADDRESS (Of some address is possible.)
00027 // to-user1@domain, to-user2@domain, to-user3@domain ....
00028 // The TO_ADDRESS are less than 128 characters.
00029 #define TO_ADDRESS "ramyanagaraj@comcast.net" 
00030 
00031 #define SUBJECT "Sensor Data in USB"
00032 
00033 TextLCD lcd(p24, p26, p27, p28, p29, p30);
00034 
00035    
00036             
00037 /*void CENTER_ISR(){                  //resets the metronome at beat rate 60
00038         grab = 1;
00039 } */  
00040 void msd_task(void const *) {
00041     //if (grab) {
00042     USBHostMSD msd("usb");
00043     int i = 0;
00044     static long filesize;
00045     static long last_filesize = 0;
00046     #define MAX_FILESIZE 1000000L
00047    //float temp;
00048     while(1) {
00049         
00050         // try to connect a MSD device
00051         while(!msd.connect()) {
00052             Thread::wait(500);
00053             printf("waiting\n");
00054         }
00055         
00056         // in a loop, append a file
00057         // if the device is disconnected, we try to connect it again
00058         while(1) {
00059             
00060             // append a file
00061             // Check Last file size before appending?
00062             if( last_filesize >= MAX_FILESIZE )
00063             {
00064                 FILE * fp = fopen("/usb/text1.txt", "w"); // Create of make sure it is new. 
00065             }
00066             else
00067             {
00068                 FILE * fp = fopen("/usb/text1.txt", "a");
00069             }
00070             // Get current file size
00071             FILE * fp = fopen("/usb/text1.txt", "a");
00072             fseek(fp,0,SEEK_END);
00073             filesize=ftell(fp);
00074             printf("the file's length is %1dB\n",filesize);
00075         
00076             if (fp != NULL) {
00077                 fprintf(fp, "Hello fun SD Card World: %d!\r\n", i++);
00078                 fprintf(fp, "C=%.2f  \tF=%.2f\n",tmp.read(),(1.8)*tmp.read()+32);
00079                 //temp = tmp.read();
00080                 //fprintf(fp, %d, i++,);
00081                  //fprintf(fp,"\r\n%f,", temp);
00082                 //fprintf(fp, "Goodbye World!\r\n");
00083                 printf("Goodbye World!\r\n");
00084                 fclose(fp);
00085             } else {
00086                 printf("FILE == NULL\r\n");
00087             }
00088             
00089             Thread::wait(500);
00090         
00091             // if device disconnected, try to connect again
00092             if (!msd.connected())
00093                 break;
00094         }    
00095     }
00096 }
00097 
00098 
00099 int main() {
00100     
00101     /*screen.cls();
00102     screen.locate(0,0);
00103     screen.printf("Press Center Button to Acq");*/
00104     //sense.attach(&temp, 1);
00105     //center_button.rise(&CENTER_ISR); 
00106     int t;
00107     unsigned char data[120*160];
00108     unsigned char c;
00109     long length;
00110     EthernetInterface eth;
00111     char strTimeMsg[16];
00112     lcd.cls();
00113     printf("\n\n/* SimpleMTPClient library demonstration */\n");
00114 
00115     printf("Setting up ...\n");
00116     eth.init();
00117     eth.connect();
00118     printf("Connected OK\r\n");
00119     
00120     // IP Address 
00121     printf("IP Address is %s\r\n", eth.getIPAddress());
00122     lcd.locate(0,1);
00123     lcd.printf("%s", eth.getIPAddress());
00124     
00125     // NTP Client
00126     printf("NTP setTime...\r\n");
00127     NTPClient ntp;
00128     ntp.setTime("pool.ntp.org");
00129     
00130     time_t ctTime = time(NULL)- 25200; // PST
00131     printf("\nTime is now (PST): %d %s\r\n", ctTime, ctime(&ctTime));
00132     strftime(strTimeMsg,16,"%y/%m/%d %H:%M",localtime(&ctTime));
00133     
00134     lcd.locate(0,0);
00135     lcd.printf("[%s]",strTimeMsg);
00136     
00137     SimpleSMTPClient smtp;
00138     int ret;
00139     char msg[]="USB Sensor Data";
00140     //t = tmp.read();
00141     smtp.setFromAddress(FROM_ADDRESS);
00142     smtp.setToAddress(TO_ADDRESS);
00143     smtp.setMessage(SUBJECT,msg);
00144     smtp.addMessage("TEST TEST TEST\r\n");
00145     FILE * fp = fopen("/usb/text1.txt", "r");
00146     if(fp==NULL) {
00147       printf("file not found!\n");
00148     }
00149     else 
00150     {
00151       fseek(fp,0,SEEK_END);
00152       length=ftell(fp);
00153       printf("the file's length is %1dB\n",length);
00154     }
00155     fseek(fp,0,SEEK_SET); // Seek back to beginning of ile in case ftell moved the file pointer to the end?
00156     char *emailtextbuffer = (char*) malloc(sizeof(char)*(length+1)); // Adding one to include the NULL character at the end.
00157     while (!feof(fp)){                        // while not end of file
00158            c=fgetc(fp);
00159            *emailtextbuffer++ = c;      // save char into buffer
00160            //emailtextbuffer++;
00161       }
00162     *emailtextbuffer = NULL;
00163     fclose(fp);
00164     smtp.addMessage(emailtextbuffer);
00165     //smtp.addMessage("C=%.2f  \tF=%.2f\n",tmp.read(),(1.8)*tmp.read()+32);
00166   
00167     ret = smtp.sendmail(SERVER, USER, PWD, DOMAIN,PORT,SMTP_AUTH_PLAIN);
00168  
00169     if (ret) {
00170         printf("E-mail Transmission Error\r\n");
00171     } else {
00172         printf("E-mail Transmission OK\r\n");
00173     }
00174    
00175    Thread msdTask(msd_task, NULL, osPriorityNormal, 1024 * 4);
00176    
00177    while(1) {
00178         led=!led;
00179         Thread::wait(500);
00180     }
00181     free(emailtextbuffer);
00182 }