Improved the previous fix

Duet3D · Dec 23, 2022 · f2d14fd · f2d14fd
1 parent f8fbf58
commit f2d14fd
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/src/SAME5x_C21/SAME5x/SerialCDC.cpp b/src/SAME5x_C21/SAME5x/SerialCDC.cpp
@@ -182,8 +182,7 @@ int SerialCDC::available() noexcept
 
 void SerialCDC::flush() noexcept
 {
-	while (isConnected && !txBuffer.IsEmpty()) { }
-	//TODO wait until no data in the USB buffer
+	while (isConnected && (sending || !txBuffer.IsEmpty())) { }
 }
 
 size_t SerialCDC::canWrite() noexcept