Fix to serial receive buffer overflow handling

Duet3D · Jun 15, 2021 · 33741c1 · 33741c1
1 parent 4483ce4
commit 33741c1
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/src/SAM4S_4E_E70/AsyncSerial.cpp b/src/SAM4S_4E_E70/AsyncSerial.cpp
@@ -207,7 +207,7 @@ void AsyncSerial::IrqHandler() noexcept
 
 		if (bufferOverrunPending)
 		{
-			if (txBuffer.PutItem(0x7F))
+			if (rxBuffer.PutItem(0x7F))
 			{
 				bufferOverrunPending = false;
 				(void)rxBuffer.PutItem(c);					// we don't much care whether this succeeds or not

diff --git a/src/SAME5x_C21/AsyncSerial.cpp b/src/SAME5x_C21/AsyncSerial.cpp
@@ -209,7 +209,7 @@ void AsyncSerial::Interrupt2() noexcept
 
 	if (bufferOverrunPending)
 	{
-		if (txBuffer.PutItem(0x7F))
+		if (rxBuffer.PutItem(0x7F))
 		{
 			bufferOverrunPending = false;
 			(void)rxBuffer.PutItem(c);					// we don't much care whether this succeeds or not