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-rw-r--r--src/devices/machine/mc68681.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/devices/machine/mc68681.cpp b/src/devices/machine/mc68681.cpp
index 378feed8dcc..6ab7e2f69fe 100644
--- a/src/devices/machine/mc68681.cpp
+++ b/src/devices/machine/mc68681.cpp
@@ -1632,7 +1632,7 @@ void duart_channel::write_CR(uint8_t data)
SR &= ~STATUS_RECEIVER_READY;
}
- if (BIT(data, 2))
+ if (!tx_enabled && BIT(data, 2))
{
tx_enabled = 1;
tx_ready = 1;