learning the AT command

Dependencies:   mbed

Fork of Nucleo_sim808_sms by sheng xiaolin

Files at this revision

API Documentation at this revision

Comitter:
shawlinrise
Date:
Sun Jun 11 10:28:21 2017 +0000
Commit message:
SIM808_SMS

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sun Jun 11 10:28:21 2017 +0000
@@ -0,0 +1,137 @@
+#include "mbed.h"
+#include "string.h"
+
+Serial pc(SERIAL_TX, SERIAL_RX);
+Serial sim808(D1,D0);
+DigitalOut myled(LED1);
+
+#define buf_max 200
+int First_Int = 0;
+char sim_buf[buf_max];
+char *phone="\"17865578811\"";//¶ÌÐŽÓÊÕ·½ÊÖ»úºÅ
+char *content="HELLO ~";//·¢ËͶÌÐÅÄÚÈÝ
+char CtrlZ = 0x1A;
+char temp[50]="AT+CMGS=";
+
+void SIM808_IRQHandler(void);
+void CLR_Buf(void);
+void Wait_CREG(void);
+
+//void getline();
+
+void SIM808_IRQHandler(void)                    
+{    
+      sim_buf[First_Int] = sim808.getc();
+            First_Int++; 
+} 
+
+//void callback()
+//{       
+//  getline();
+//}
+
+int main()
+{
+    pc.baud(115200);
+    sim808.baud(115200);
+    
+    sim808.attach(&SIM808_IRQHandler,SerialBase::RxIrq);
+    
+    pc.printf("Send Message Test!");
+    wait(1);
+    
+    sim808.printf("AT");
+    sim808.printf("\r\n");
+    wait(1);
+    pc.printf("%s",sim_buf);
+    CLR_Buf(); 
+
+    Wait_CREG();
+    pc.printf("Register Succeed! ");
+    
+    sim808.printf("AT+CMGF=1");
+    sim808.printf("\r\n");
+    wait(1);
+    pc.printf("%s",sim_buf);
+    CLR_Buf();
+
+    sim808.printf("AT+CSCS=\"GSM\"");
+    sim808.printf("\r\n");
+    wait(1);
+    pc.printf("%s",sim_buf);
+    CLR_Buf();
+
+    sim808.printf("AT+CSMP=17,167,240");
+    sim808.printf("\r\n");
+    wait(1);
+    pc.printf("%s",sim_buf);
+    CLR_Buf();
+
+    strcat(temp,(char*)phone);
+    sim808.printf("%s",temp);
+    sim808.printf("\r\n");
+    wait(1);
+    pc.printf("%s",sim_buf);
+    CLR_Buf();
+    
+    sim808.printf("%s",(char*)content);
+    sim808.printf("%c",CtrlZ);
+    pc.printf("%s",sim_buf);
+    CLR_Buf();
+        
+    while(1);
+}
+
+
+//void getline() 
+//{
+//  pc.putc(sim808.getc());
+//}
+
+
+void CLR_Buf(void)
+{
+    uint16_t k;
+    for(k=0;k<buf_max;k++)      //½«»º´æÄÚÈÝÇåÁã
+    {
+        sim_buf[k] = 0x00;
+    }
+    First_Int = 0;              //½ÓÊÕ×Ö·û´®µÄÆðʼ´æ´¢Î»ÖÃ
+}
+
+//u8 Find(char *a)
+//{ 
+//  if(strstr(sim_buf,a)!=NULL)
+//      return 1;
+//  else
+//          return 0;
+//}
+
+void Wait_CREG(void)
+{
+    int i;
+    int k;
+    i = 0;
+    CLR_Buf();
+  while(i == 0)                 
+    {
+        CLR_Buf();        
+        sim808.printf("AT+CREG?");
+        sim808.printf("\r\n");
+        wait(1);        
+        pc.printf("%s\r\n",sim_buf);
+        for(k=0;k<buf_max;k++)                  
+        {
+            if(sim_buf[k] == ':')
+            {
+                if((sim_buf[k+4] == '1')||(sim_buf[k+4] == '5'))
+                {
+                    i = 1;
+                  break;
+                }
+            }
+        }
+        pc.printf("CREGING.....\r\n");
+    }
+}
+
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Sun Jun 11 10:28:21 2017 +0000
@@ -0,0 +1,1 @@
+https://mbed.org/users/mbed_official/code/mbed/builds/0f02307a0877
\ No newline at end of file