Diff: main.cpp

Revision:

0:f7e73515c3fc

Child:

1:441cdd24333e

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Jul 02 07:47:25 2019 +0000
@@ -0,0 +1,290 @@
+//It is the code of the GPRS communication by the use of the Sim800 module.
+//This code has work is "to upload data on data.sparkfun.com in every 5 seconds.
+//To check the uploaded data the URL is "data.sparkfun.com/streams/roYVdJgWrXUpxVpDYJpA".
+ 
+#include "mbed.h"
+#include <string> 
+#include "gsmWork.h"
+#include "lcdWork.h"
+#define GSMRX PA_9
+#define GSMTX PA_10 
+#define SAMPLE_FLAG1 (1UL << 0)
+#define SAMPLE_FLAG2 (1UL << 9)
+
+
+
+typedef struct {
+uint8_t *lcdData;      
+} mail_t;
+
+Mail<mail_t, 32> mail_box;
+
+
+uint8_t request[50] = "Hello!I am SIM800,I send you request from stm32";
+uint8_t counter=0x00;
+uint8_t receiveMsg[50];
+char answer[300];
+//(const char*) receiveMsg[10];
+bool pressedButton = false;
+int i;
+InterruptIn button(USER_BUTTON);
+
+DigitalOut myLed(LED1);
+
+
+Serial sim800(GSMRX,GSMTX);                                   //Serial communication of the sim800 and pc.
+Serial pc(SERIAL_TX,SERIAL_RX);
+
+ 
+Thread gsmTask;
+Thread lcdTask;
+
+void buttonPressed()
+{
+     counter++;
+    request[49]=counter;
+   pressedButton=true;
+
+
+}
+void buttonReleased()
+{
+    myLed=!myLed;
+    pressedButton=false;
+  
+}
+
+void simAnswer()
+{
+ /*if (answer.indexOf("RDY") > -1)
+  {
+    
+   
+   
+  }
+else if (answer.indexOf("OK") > -1)
+  {
+    
+  }
+else if (answer.indexOf("ERROR") > -1)
+  {
+   
+  }
+else if(answer!="")
+  {
+
+  }*/
+  
+}
+
+
+
+    
+void sendAt(const char *AT,int ATdelay)
+{
+  sim800.printf("%s\r\n",AT);
+}
+
+void startGPRS()
+{
+  
+}
+//LCD DISPLAY WORK++++++++++++++++++++++++++++++++++
+void lcdStartWork() {
+  
+    while(1)
+    {
+           if(pressedButton==true)  {
+        
+        
+       
+        myLed=!myLed;
+       
+          mail_t *mail = mail_box.alloc();
+          mail->lcdData = request; 
+          mail_box.put(mail);
+        wait(1);
+        pressedButton=false;
+         
+    
+    }
+wait(0.3);
+    }
+     
+}
+//GSM MODULE WORK_________________________________
+void gsmStartWork() {
+    
+       while(1)
+    {
+        osEvent evt = mail_box.get();;
+        if (evt.status == osEventMail) {
+              mail_t *mail = (mail_t*)evt.value.p;
+            uint8_t*receiveMsg = mail->lcdData;
+            printf("lcdData: %s\n\r"   , *receiveMsg);
+            mail_box.free(mail);
+            sim800.printf("AT\r\n");
+wait(1);
+  if(sim800.readable()) {
+            pc.putc(sim800.getc());
+            }
+  sim800.printf("AT+SAPBR=3,1,Contype,GPRS\r\n");
+  
+if(sim800.readable()) {
+            pc.putc(sim800.getc());
+            }
+            
+  sim800.printf("AT+SAPBR=3,1,APN,internet.mts.ru\r\n");
+wait(1);
+if(sim800.readable()) {
+            pc.putc(sim800.getc());
+            }
+  sim800.printf("AT+SAPBR=3,1,USER,mts\r\n");
+ wait(1);
+if(sim800.readable()) {
+            pc.putc(sim800.getc());
+            }
+  sendAt("AT+SAPBR=3,1,PWD,mts",0);
+wait(1);
+if(sim800.readable()) {
+            pc.putc(sim800.getc());
+            }
+  sendAt("AT+SAPBR=1,1",0);
+ wait(1);
+if(sim800.readable()) {
+            pc.putc(sim800.getc());
+            }
+  sendAt("AT+HTTPINIT",0);
+  wait(1);
+if(sim800.readable()) {
+            pc.putc(sim800.getc());
+            }
+  sendAt("AT+HTTPPARA=CID,1",0);
+wait(1);
+if(sim800.readable()) {
+            pc.putc(sim800.getc());
+            }
+    sendAt("AT+HTTPPARA=URL,157.230.245.76:1880/message",0);
+   wait(1);
+if(sim800.readable()) {
+            pc.putc(sim800.getc());
+            }
+  sendAt("AT+HTTPPARA=CONTENT,application/octet-stream",0);
+  wait(1);
+if(sim800.readable()) {
+            pc.putc(sim800.getc());
+            }
+  sendAt("AT+HTTPDATA=51,10000",0);
+  wait(1);
+if(sim800.readable()) {
+            pc.putc(sim800.getc());
+            }
+  sim800.write(*receiveMsg,51,NULL,SERIAL_EVENT_TX_COMPLETE);
+ wait(1);
+if(sim800.readable()) {
+            pc.putc(sim800.getc());
+            }
+  sendAt("AT+HTTPACTION=1",0);
+ wait(1);
+if(sim800.readable()) {
+            pc.putc(sim800.getc());
+            }
+  sendAt("AT+HTTPTERM",0);
+  wait(1);
+if(sim800.readable()) {
+            pc.putc(sim800.getc());
+            }
+  sendAt("AT+SAPBR=0,1",0);
+             
+    }
+    }
+
+}
+//MAIN-----------------------------------------------    
+int main()
+{
+      pc.baud(9300);
+    sim800.baud(9600);
+    pc.printf("*******GPRS TEST*******\r\n");
+
+     button.rise(&buttonReleased);
+     button.fall(&buttonPressed);
+     
+    gsmTask.start(gsmStartWork);
+    lcdTask.start(lcdStartWork);
+   
+  /*  pc.printf("*******GPRS TEST*******\r\n");
+ 
+   
+       
+        sim800.printf("AT+CGATT?\r\n");                     //To check the GPRS is attached or not.
+            sim800.scanf("%s%s",x,y);
+            
+        
+        sim800.printf("AT+CIPSHUT\r\n");                    //To reset the IP session if any.
+            sim800.scanf("%s%s",x,y);
+            pc.printf("%s   %s\r\n",x,y);
+  
+        sim800.printf("AT+SAPBR=3,1,Contype,GPRS\r\n");     //To Set the connection type to GPRS.
+            sim800.scanf("%s",x);
+            pc.printf("%s\r\n",x);
+        
+        sim800.printf("AT+SAPBR=3,1,APN,www\r\n");          //To Set the APN to to "www" , It might be different for you, and depends on the network.
+            sim800.scanf("%s",x);
+            pc.printf("%s\r\n",x);
+        
+        sim800.printf("AT+SAPBR =1,1\r\n");                 //To Enable the GPRS.
+            sim800.scanf("%s",x);
+            pc.printf("%s\r\n",x);
+        
+        sim800.printf("AT+SAPBR =2,1\r\n");                 //To get the IP address.
+            sim800.scanf("%s%s%s",x,y,z);
+            pc.printf("%s   %s  %s\r\n",x,y,z); 
+        
+        
+        sim800.printf("AT+HTTPINIT\r\n");                   //To enable the HTTP mode.
+            sim800.scanf("%s",x);
+            pc.printf("%s\r\n",x);
+        
+        sim800.printf("AT+HTTPPARA=CID,1\r\n");             //To sets up HTTP parameters for the HTTP call.
+            sim800.scanf("%s",x);
+            pc.printf("%s\r\n",x);
+            
+        
+        float lng,lat = 0;
+        while(lat == 0)
+        {                            
+            sim800.printf("AT+CIPGSMLOC=1,1\r\n");          //To check the Location of GSM in Co-Ordinates(Longitude,Latitude).
+            sim800.scanf("%s%s%s",x,y,z);
+            sscanf(y,"0,%f,%f",&lng,&lat);                  //To sperate out the value of longitude and latitude from the string 'y'.       
+        }
+        pc.printf("%0.6f   %0.6f",lng,lat);
+        */
+        /*
+        while(1)
+        {
+        
+            sim800.printf("AT+HTTPPARA=URL,data.sparkfun.com/input/roYVdJgWrXUpxVpDYJpA?private_key=jkgpNMYr81cgMGgbypgr&co_lat=%0.6f&co_long=%0.6f&ldr=%0.2f&pot=%0.2f\r\n",lat,lng,potval,ldrval);
+                                                            //The above command is for "To Set the url to the address of the webpage you want to access".
+                sim800.scanf("%s",x);
+                pc.printf("%s\r\n",x);
+            
+            sim800.printf("AT+HTTPACTION=0\r\n");           //To Start the HTTP GET session, by giving this command.
+                sim800.scanf("%s%s%s",x,y,z);
+                pc.printf("%s   %s  %s\r\n",x,y,z);
+        
+            sim800.printf("AT+HTTPREAD\r\n");               //To read the received data.
+                sim800.scanf("%s%s%s%s%s",x,y,z,l,m);
+                pc.printf("%s   %s  %s  %s  %s\r\n",x,y,z,l,m);
+            
+            wait(5);
+        }*/
+         while(1) {
+        if(pc.readable()) {
+            sim800.putc(pc.getc());
+        }
+        if(sim800.readable()) {
+            pc.putc(sim800.getc());
+        }
+    }
+}
\ No newline at end of file