diff --git a/PlaneGcsSdk_Shared/CommunicationManagement/CommModule.cs b/PlaneGcsSdk_Shared/CommunicationManagement/CommModule.cs
index 7d01430..74652b2 100644
--- a/PlaneGcsSdk_Shared/CommunicationManagement/CommModule.cs
+++ b/PlaneGcsSdk_Shared/CommunicationManagement/CommModule.cs
@@ -323,13 +323,14 @@ namespace Plane.CommunicationManagement
             //await WriteCommPacketAsync(id, MavComm.COMM_DOWNLOAD_COMM, packet);
             byte[] senddata = packet;
 
-            for (int times = 0; times < 13; times++)
-            {
-                senddata = senddata.Concat(packet).ToArray();
-            }
-
-
+//             for (int times = 0; times < 14; times++)
+//             {
+//                 senddata = senddata.Concat(packet).ToArray();
+//             }
 
+//             byte[] myByteArray = Enumerable.Repeat((byte)0x08, 15).ToArray();
+// 
+//             senddata = senddata.Concat(myByteArray).ToArray();
 
             temp = !temp;
             while (temp)
diff --git a/PlaneGcsSdk_Shared/CommunicationManagement/CommModuleGenerateMavLink.cs b/PlaneGcsSdk_Shared/CommunicationManagement/CommModuleGenerateMavLink.cs
index 07cce03..26ea810 100644
--- a/PlaneGcsSdk_Shared/CommunicationManagement/CommModuleGenerateMavLink.cs
+++ b/PlaneGcsSdk_Shared/CommunicationManagement/CommModuleGenerateMavLink.cs
@@ -630,18 +630,18 @@ namespace Plane.CommunicationManagement
                 gps.len = (byte)copy;
                 
                 byte[] packet = GeneratePacket(MAVLink.MAVLINK_MSG_ID_GPS_RTCM_DATA, gps);
-                Windows.Messages.Message.Show($"{DateTime.Now.ToString("HH:mm:ss:fff")} 通信数据长度 = {packet.Length}");
-                await WriteCommPacketAsync(0, MavComm.COMM_DOWNLOAD_COMM, packet).ConfigureAwait(false);
+                //Windows.Messages.Message.Show($"{DateTime.Now.ToString("HH:mm:ss:fff")} 单次长度 = {packet.Length}");
+                //await WriteCommPacketAsync(0, MavComm.COMM_DOWNLOAD_COMM, packet).ConfigureAwait(false);
 
-//                 lock (lock_rtcm)
-//                 {
-//                     rtcm_packets.Add(packet);
-//                     if (rtcm_packets.Count == 1)
-//                     {
-//                         waitRtcmTime = DateTime.Now;
-//                         starttime = true;
-//                     }
-//                 }
+                lock (lock_rtcm)
+                {
+                    rtcm_packets.Add(packet);
+                    if (rtcm_packets.Count == 1)
+                    {
+                        waitRtcmTime = DateTime.Now;
+                        starttime = true;
+                    }
+                }
 
             }
         }