add comment follow up to #413

Author: hathach

libraries/Bluefruit52Lib/src/BLEDiscovery.cpp

@@ -134,8 +134,8 @@ uint8_t BLEDiscovery::discoverCharacteristic(uint16_t conn_handle, BLEClientChar
     {
       for (uint8_t i=0; i<count; i++)
       {
-        if ( chr[i]->discovered() )
-          continue;
+        // Skip if output chr is already discovered, happens with multiple instances of same UUIDs
+        if ( chr[i]->discovered() ) continue;
 
         if ( chr[i]->uuid == disc_chr->chars[d].uuid )
         {

libraries/Bluefruit52Lib/src/BLEGatt.cpp

@@ -183,7 +183,7 @@ void BLEGatt::_eventHandler(ble_evt_t* evt)
   // disconnect Client Services & Characteristics of the disconnected handle
   if ( evt_id == BLE_GAP_EVT_DISCONNECTED )
   {
-    // Client
+    // Client Chr
     for(uint8_t i=0; i<_client.chr_count; i++)
     {
       if ( evt_conn_hdl == _client.chr_list[i]->connHandle() )
@@ -192,7 +192,7 @@ void BLEGatt::_eventHandler(ble_evt_t* evt)
       }
     }
 
-    // TODO merge to above loop
+    // Client Service TODO merge to above loop
     for(uint8_t i=0; i<_client.svc_count; i++)
     {
       if ( evt_conn_hdl == _client.svc_list[i]->_conn_hdl)