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Wireless data sending
Fork of xberx by
main.cpp
- Committer:
- CharlesDej
- Date:
- 2014-06-03
- Revision:
- 1:27646760b7ac
- Parent:
- 0:3d9570678c6d
File content as of revision 1:27646760b7ac:
/* LIBRARIES */ #include "mbed.h" #include "C12832.h" #include "string.h" /*--------------------*/ /*OUTPUT AND INPUT CONFIGURATION*/ Serial xbee1(p9, p10); //pin declaration for the xbee module on the board Serial cinterion(p13,p14); //pin declaration for the cinterion module on the board DigitalOut myled(LED1); //pin declaration for the blinking LED on the board DigitalOut myled2 (LED2); DigitalOut myled3 (LED3); DigitalOut myled4 (LED4); C12832 lcd(p5, p7, p6, p8, p11); //pin declaration for the LCD screen on the board /*--------------------------*/ /*FUNCTION PROTOTYPE*/ float decryption (float sens2, char sens); /*----------------------*/ /*VARIABLES DEFINITION*/ char X; //definition of a character char temp,volt,current,lumi; //definition of four variables matching the 4 differents type of data that the board receive float temp2, current2,volt2, lumi2; // which are temperature, voltage, current, and luminosity char NumTel[] = "07404054906"; //Mobile number to which the values will be sent char inchar,inchar1,inchar2,inchar3,inchar4,inchar5; // variables used for the SMS /*-----------------------------------------*/ /*------------*/ /*MAIN PROGRAM*/ /*------------*/ void FlushGSM(void) { char char1 = 0; while (cinterion.readable()) { char1 = cinterion.getc(); } return; } //function that clean out the reception buffer of the SIM card //----CALLBACK FUNCTIONS----// //This one will interrupt the program when the cinterion will be receiving a SMS// void callback2() { inchar = cinterion.getc(); // I am copying several value to be sure that this is the right command inchar1 = cinterion.getc(); inchar2 = cinterion.getc(); inchar3 = cinterion.getc(); inchar4 = cinterion.getc(); inchar5 = cinterion.getc(); if ((inchar == 0x0D)&&(inchar1 == 0x0A)&&(inchar2 == '+')&&(inchar3 == 'C')&&(inchar4 == 'M')&& (inchar5 == 'T')) // if the incoming command is "+CMTI", a new SMS has been received { myled4=1; cinterion.printf("AT+CMGD=1"); //AT command to delete the last SMS, to never be out of space cinterion.putc(0x0D); //"enter" wait(1); FlushGSM(); //clear the reception buffer wait(0.5); cinterion.printf("AT+CMGF=1"); //Text mode activated for the SMS cinterion.putc(0x0D); //"enter" wait(1); myled2=1; cinterion.printf("AT+CMGS=%s", NumTel); //AT command to send a SMS to the mobile number set cinterion.putc(0x0D); //"enter" wait(1) ; cinterion.printf("Temperature: %.2f, Current: %.2f,Voltage: %.2f, Luminosity: %.2f" , temp2, current2, volt2, lumi2); //the results are send by SMS cinterion.putc(0x1A); //ASCII code for Ctrl+Z wait(5); //there are a lot of delays, to be sure that the command are sent myled2=0; FlushGSM(); //clear the reception buffer myled4=0; } } //This one will interrupt the program when the xbee will be receiving data// void callback() { X = xbee1.getc(); //the values received are put into the X variable if (X == 0xEE) //if X equals the start bit { myled = 1; temp = xbee1.getc(); //the next value that the xbee receive is the temperature, then the current, the voltage and finally the luminosity current = xbee1.getc(); volt = xbee1.getc(); lumi = xbee1.getc(); temp2 = decryption(temp2, temp); //decryption of the values received current2 = decryption(current2, current); volt2 = decryption (volt2, volt) ; lumi2 = decryption(lumi2, lumi); } if (X == 0xFF) //if X equals the final bit { myled = 0; //LED is off when the string stops lcd.cls(); lcd.locate(0,0); lcd.printf("Temperature: %.2f, Current: %.2f,Voltage: %.2f, Luminosity: %.2f" , temp2, current2, volt2, lumi2); //the board monitor the results on the LCD Screen xbee1.printf("Temperature : %f , Current : %f , Voltage : %f , Luminosity : %f " , temp2, current2, volt2, lumi2); //the board sends the results to the PC thanks to the xbee } } float decryption(float sens2, char sens) // decryption function { sens >>=2; //shift bit to the right sens2 = (float)sens/50 ; //division return sens2; } //----MAIN FUNCTION----// int main() { cinterion.printf("AT+CNMI=1,1,0,0,1"); //configure the cinterion board to be warned when a new SMS is received cinterion.putc(0x0D); // ASCII code for the "enter" key FlushGSM(); // clear the reception buffer while (1) //Neverending loop { xbee1.attach(&callback); //call of the xbee callback function cinterion.attach(&callback2); //call of the cinterion callback function wait(1); } }