Merge pull request #29 from General-Fault/master

Resend sync request with each retry.
twinearthsoftware · Apr 5, 2018 · 7781f94 · 7781f94
2 parents a1e8b84 + 69a7653
commit 7781f94
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/.../ArduinoUploader/BootloaderProgrammers/Protocols/STK500v1/STK500v1BootloaderProgrammer.cs b/.../ArduinoUploader/BootloaderProgrammers/Protocols/STK500v1/STK500v1BootloaderProgrammer.cs
@@ -15,12 +15,12 @@ internal Stk500V1BootloaderProgrammer(SerialPortConfig serialPortConfig, IMcu mc
 
         public override void EstablishSync()
         {
-            Send(new GetSyncRequest());
-
             const int maxRetries = 256;
             var retryCounter = 0;
             while (retryCounter++ < maxRetries)
             {
+                SerialPort.DiscardInBuffer();
+                Send(new GetSyncRequest());
                 var result = Receive<GetSyncResponse>();
                 if (result == null) continue;
                 if (result.IsInSync) break;