diff -r e6ebb7730c4b -r 5fca9e46c6fa baseport/syborg/serial/syborg_serial.cpp
--- a/baseport/syborg/serial/syborg_serial.cpp	Thu Oct 15 17:58:46 2009 +0100
+++ b/baseport/syborg/serial/syborg_serial.cpp	Wed Oct 21 10:29:21 2009 +0100
@@ -156,6 +156,10 @@
 		break;
 	  WriteReg(iPortAddr, SERIAL_DATA, r);
 	}
+
+	iLdd->iTxError = KErrNone;
+	iLdd->iTxCompleteDfc.Add();
+
 }
 
 TUint DCommSyborgSoc::Signals() const