Diff: main.cpp

Revision:

3:40e13433d193

Parent:

2:281fa9ce92c0

--- a/main.cpp	Fri Nov 06 02:53:03 2015 +0000
+++ b/main.cpp	Fri Nov 06 03:26:26 2015 +0000
@@ -33,6 +33,7 @@
 #define ATTR_NFC_ERASE_NDEF     0x1004
 
 uint8_t nfc_online, gps_online;
+bool need_notify = false;
 
 char    eep_block[ EEP_BLOCK_SIZE ];
 
@@ -251,6 +252,8 @@
                     dbg_serial.printf("\r\n");
                     memcpy((char *)s_pebble_buffer, (char *)last_tagid, last_tagid_len);
                     mbedPebbleSerial::write(true, s_pebble_buffer, last_tagid_len);
+                    
+                    need_notify = false;
                 }
                 else if (attribute_id == ATTR_NFC_READ_NDEF && type == RequestTypeRead)
                 {
@@ -300,33 +303,42 @@
         {
             timer_notify.reset();
             
-            uint8_t *uid = nfc_adapter_get_uid();
-            uint8_t len = uid[1];
-            dbg_serial.printf("Check NFC: ");
-            if (len > 0)
+            if (need_notify)
+            {
+                mbedPebbleSerial::notify(SERVICE_NFC, ATTR_NFC_GET_UID);
+            }else
             {
-               for(int i=2; i<2+len; i++)
+                uint8_t *uid = nfc_adapter_get_uid();
+                uint8_t len = uid[1];
+                dbg_serial.printf("Check NFC: ");
+                if (len > 0)
                 {
-                    dbg_serial.printf("%02X ", uid[i]);
+                   for(int i=2; i<2+len; i++)
+                    {
+                        dbg_serial.printf("%02X ", uid[i]);
+                    }
+                }
+                dbg_serial.printf("\r\n");
+                len = min(len, 10);
+                if (memcmp(last_tagid, uid+2, len) != 0 || len != last_tagid_len)
+                {
+                    need_notify = true;
+                    mbedPebbleSerial::notify(SERVICE_NFC, ATTR_NFC_GET_UID);
+                    if (len == 0)
+                    {
+                        memset(last_tagid, 0, sizeof(last_tagid));
+                    }else
+                    {
+                        memcpy(last_tagid, uid+2, len);
+                    }
+                    last_tagid_len = len;
+                    //changed, notify
                 }
             }
-            dbg_serial.printf("\r\n");
-            len = min(len, 10);
-            if (memcmp(last_tagid, uid+2, len) != 0 || len != last_tagid_len)
-            {
-                mbedPebbleSerial::notify(SERVICE_NFC, ATTR_NFC_GET_UID);
-                if (len == 0)
-                {
-                    memset(last_tagid, 0, sizeof(last_tagid));
-                }else
-                {
-                    memcpy(last_tagid, uid+2, len);
-                }
-                last_tagid_len = len;
-                //changed, notify
-            }
         }
         
+        
+        
         //check services' availability
         if (timer_service.read() > 5)
         {