Diff: main.cpp

Revision:

0:4676a90107ca

Child:

1:d0a4ddc1bd88

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Apr 14 02:05:54 2015 +0000
@@ -0,0 +1,295 @@
+//programa para enviar cadenas de caracters y probarlas con app inventor
+//el programa tambien recibe cadenas
+
+#include "mbed.h"
+#include "DebouncedIn.h"
+#include "stdio.h"
+#include "string.h"
+Timer t;
+DigitalOut LedVerde(LED2);
+DigitalOut LedRojo(LED1);
+DigitalOut LedAzul(LED3);
+DebouncedIn button1(PTC12);  
+DebouncedIn button2(PTC13); 
+DebouncedIn button3(PTC16); 
+Serial GSM(PTE0,PTE1);  //puertos del FRDM para el modem
+Serial pc(USBTX,USBRX);
+void Rx_interrupt();
+int position=0;
+int lenpack=6;
+int longi=0;
+char tel[10];
+char DE[50];
+char buffer[512];
+char buffermsg[100];
+char buffer1[13];
+char mensaje[100];
+char NUMBER[13];    
+short int index1;
+short int index2;
+short int index3;
+int count;
+int i = 0;
+int c=0;
+int cont=0;
+unsigned char CtrlZ = 0x1A; 
+bool Flag = false; 
+char r[]=""; 
+char msg[256];
+char char1;
+void FlushGSM(void) { 
+char1 = 0;
+ while (GSM.readable()){
+     char1 = GSM.getc();}
+     return;}
+
+void callback() {
+   
+    pc.printf("%c\n", GSM.getc());
+    
+}
+ 
+int readBuffer(char *buffer,int count)
+{
+    int i=0; 
+    t.start(); 
+    while(1) {
+        while (GSM.readable()) {
+            char c = GSM.getc();
+            if (c == '\r' || c == '\n') c = '$';
+            buffer[i++] = c;
+            if(i > count)break;
+        }
+        if(i > count)break;
+        if(t.read() > 3) {
+            t.stop();
+            t.reset();
+            break;
+        }
+    }
+    wait(0.5);
+    while(GSM.readable()) {  
+        char c = GSM.getc();
+    }
+    return 0;
+}
+
+void cleanBuffer(char *buffer, int count)
+{
+    for(int i=0; i < count; i++) {
+        buffer[i] = '\0';
+    }
+}
+
+void sendCmd(char *cmd)
+{
+    GSM.puts(cmd);
+}
+
+int waitForResp(char *resp, int timeout)
+{
+    int len = strlen(resp);
+    int sum=0;
+    t.start();
+
+    while(1) {
+        if(GSM.readable()) {
+            char c = GSM.getc();
+            sum = (c==resp[sum]) ? sum+1 : 0;
+            if(sum == len)break;  
+        }
+        if(t.read() > timeout) {  
+            t.stop();
+            t.reset();
+            return -1;
+        }
+    }
+    t.stop();                 
+    t.reset();                    
+    while(GSM.readable()) {     
+        char c = GSM.getc();
+    }
+
+    return 0;
+}
+
+int sendCmdAndWaitForResp(char *cmd, char *resp, int timeout)
+{
+    sendCmd(cmd);
+    return waitForResp(resp,timeout);
+}
+
+int powerCheck(void)
+{
+    return sendCmdAndWaitForResp("AT\r\n", "OK", 2);    
+}
+
+int checkSIMStatus(void)
+{
+    char gprsBuffer[30];
+    int count = 0;
+    cleanBuffer(gprsBuffer,30);
+    while(count < 3) {
+        sendCmd("AT+CPIN?\r\n");
+        readBuffer(gprsBuffer,30);
+        if((NULL != strstr(gprsBuffer,"+CPIN: READY"))) {
+            break;
+        }
+        count++;
+        wait(1);
+    }
+
+    if(count == 3) {
+        return -1;
+    }
+    return 0;
+}
+
+int checkSignalStrength(void)
+{
+    char gprsBuffer[100];
+    int index,count = 0;
+    cleanBuffer(gprsBuffer,100);
+    while(count < 3) {
+        sendCmd("AT+CSQ\r\n");
+        readBuffer(gprsBuffer,25);
+        if(sscanf(gprsBuffer, "AT+CSQ$$$$+CSQ: %d", &index)>0) {
+            break;
+        }
+        count++;
+        wait(1);
+    }
+    if(count == 3) {
+        return -1;
+    }
+    return index;
+}
+
+int init()
+{
+    for(int i = 0; i < 3; i++){
+        sendCmdAndWaitForResp("AT\r\n", "OK", 1);
+        wait(0.5);
+    }
+    if(0 != checkSIMStatus()) {
+        return -1;
+    }
+    if(checkSignalStrength()<1) {
+        return -1;
+    }
+   
+    GSM.attach(&Rx_interrupt, Serial::RxIrq);
+    return 0;
+}
+
+int readSMSpdu(char *message, int index)
+{
+    int i = 0;
+    char gprsBuffer[100];
+    char *p,*s;
+    GSM.printf("AT+CMGR=%d\r\n",index);
+    cleanBuffer(gprsBuffer,100);
+    readBuffer(gprsBuffer,100);
+    if(NULL == ( s = strstr(gprsBuffer,"+CMGR"))) {
+        return -1;
+    }
+    if(NULL != ( s = strstr(gprsBuffer,"+32"))) {
+        p = s + 6;
+        while((*p != '$')&&(i < 5)) {
+            message[i++] = *(p++);
+        }
+        message[i] = '\0';
+    }
+    return 0;
+}
+
+int deleteSMS(int index)
+{
+    char cmd[32];
+    snprintf(cmd,sizeof(cmd),"AT+CMGD=%d\r\n",index);
+    sendCmd(cmd);
+    return 0;
+}
+
+void Rx_interrupt(){
+     }
+   
+int main(void)
+       { 
+       LedVerde=1;
+       LedRojo=1;
+       LedAzul=1;
+       GSM.baud(9600);
+       GSM.format(8,Serial::None,1); 
+
+                    
+       while(1){ 
+       if (button1.falling())
+        { 
+          index1=!index1;
+           if (index1==0){
+           GSM.printf("VERDEON");}
+           else{
+           GSM.printf("VERDEOF");    
+           }
+        }   
+       if (button2.falling())
+        { 
+          index2=!index2;
+           if (index2==0){
+           GSM.printf("ROJOON");}
+           else{
+           GSM.printf("ROJOOF");    
+           }
+        }   
+        
+        if (button3.falling())
+        { 
+          index3=!index3;
+           if (index3==0){
+           GSM.printf("AZULON");}
+           else{
+           GSM.printf("AZULOF");    
+           }
+        }   
+       
+       
+       
+       
+       
+       
+          
+       if (GSM.readable()) {
+            readBuffer(buffer,100);
+            pc.printf("buffer= %s\n\r ",buffer);
+            pc.printf("buffer= %c  %c\n\r ",buffer[10],buffer[11]);
+                if(buffer[67]=='A'){for(i=0;i<86;i++)
+                 {buffermsg[i]=buffer[i];}
+                 pc.printf("mensaje= %s\n\r ",buffermsg); 
+                 pc.printf("mensaje[72]= %c mensaje[73]=%c\n\r ",buffermsg[72],buffermsg[73]);        
+                 buffer[67]='c';
+                 }
+                 
+ if(buffer[10]=='S'&& buffer[11]=='M'){
+             for(i=0;i<5;i++)
+             {buffer1[i]=buffer[2+i];}
+             pc.printf("buffer1= %s\n\r ",buffer1);         
+             buffer[10]='c';
+             buffer[11]='c';
+             }
+if(buffer1[3]=='T'){pc.printf("AT+CMGL=0\n\r");
+            wait(0.5);
+            GSM.printf("AT+CMGL=0\r\n");
+            buffer1[3]='p';
+            }
+            
+
+//   CC3219642FCBC965   ESTO SIGNIFICA "Led verde"  si mandan ese mensaje de texto se prende el led azul
+         
+if(buffermsg[70]=='C' && buffermsg[71]=='C' && buffermsg[72]=='3' && buffermsg[73]=='2' && buffermsg[74]=='1' && buffermsg[75]=='9' && buffermsg[76]=='6' && buffermsg[77]=='4' && buffermsg[78]=='2' && buffermsg[79]=='F' && buffermsg[80]=='C' && buffermsg[81]=='B' && buffermsg[82]=='C' && buffermsg[83]=='9' && buffermsg[84]=='6' && buffermsg[85]=='5'){LedAzul=0;}
+if(buffermsg[72]=='7' && buffermsg[73]=='3'){LedAzul=1;}  //apaga con Lgeverde
+               
+         
+    }            
+}
+}
\ No newline at end of file