Diff: MDM.cpp

Revision:

120:305e520c136e

Parent:

118:c2c4b6b421c8

--- a/MDM.cpp	Thu Mar 12 17:10:17 2015 +0000
+++ b/MDM.cpp	Tue Aug 06 12:55:22 2019 +0000
@@ -321,9 +321,9 @@
         DigitalOut pin(pn, 1);
         while (i--) {
             // SARA-U2/LISA-U2 50..80us
-            pin = 0; ::wait_us(50);
+            /*pin = 0; ::wait_us(50);
             pin = 1; ::wait_ms(10); 
-            
+            */
             // SARA-G35 >5ms, LISA-C2 > 150ms, LEON-G2 >5ms
             pin = 0; ::wait_ms(150);
             pin = 1; ::wait_ms(100);
@@ -441,7 +441,7 @@
         // get the 
         sendFormated("AT+CGMR\r\n");
         if (RESP_OK != waitFinalResp(_cbString, _dev.ver))
-            goto failure;            
+            goto failure;
         // Returns the ICCID (Integrated Circuit Card ID) of the SIM-card. 
         // ICCID is a serial number identifying the SIM.
         sendFormated("AT+CCID\r\n");
@@ -476,10 +476,13 @@
     sendFormated("AT+CNMI=2,1\r\n");
     if (RESP_OK != waitFinalResp())
         goto failure;
+    /*    
     // Request IMSI (International Mobile Subscriber Identification)
     sendFormated("AT+CIMI\r\n");
     if (RESP_OK != waitFinalResp(_cbString, _dev.imsi))
         goto failure;
+    */
+    
     if (status)
         memcpy(status, &_dev, sizeof(DevStatus));
     UNLOCK();
@@ -490,7 +493,7 @@
 }
 
 bool MDMParser::powerOff(void)
-{
+{/*
     bool ok = false;
     if (_init) {
         LOCK();
@@ -502,7 +505,7 @@
         }
         UNLOCK();
     }
-    return ok;
+    return ok;*/
 }
 
 int MDMParser::_cbATI(int type, const char* buf, int len, Dev* dev)
@@ -803,6 +806,43 @@
     return NOIP;
 }
 
+//------------------------------------------------------------------------------
+/*
+    Check Connection of Modem
+*/
+bool MDMParser::CheckCon()
+{
+    bool ok = false;  
+    LOCK();
+    
+    // Check the profile
+    int a = 0;
+    bool force = true;
+    sendFormated("AT+UPSND=" PROFILE ",8\r\n");
+    if (RESP_OK != waitFinalResp(_cbUPSND, &a))
+        goto failure;
+    
+    TRACE("+UPSND: " PROFILE ",8,%d\r\n",a); 
+    
+    if (a == 1 && force)
+    {
+        // if connected, return true directly
+        ok = true;   
+    }
+    if (a == 0)
+    {
+        // if not connected, return false directly
+        ok = false;
+    }
+    UNLOCK();
+    return ok;
+    
+    failure: 
+    unlock();
+    return false;    
+}
+
+//------------------------------------------------------------------------------
 int MDMParser::_cbUDOPN(int type, const char* buf, int len, char* mccmnc)
 {
     if ((type == TYPE_PLUS) && mccmnc) {