1 files changed, 6 insertions, 0 deletions

diff --git a/tool/setup-rs232 b/tool/connect
index 689d838..536db5b 100755
--- a/tool/setup-rs232
+++ b/tool/connect
@@ -2,6 +2,8 @@
 
 set -eux
 
+OLD_SETTINGS="$(stty -F /dev/ttyUSB0 -g)"
+
 stty -F /dev/ttyUSB0 \
     115200 \
     -drain \
@@ -21,3 +23,7 @@ stty -F /dev/ttyUSB0 \
     -ixon \
     -echo \
     -icanon
+
+con /dev/ttyUSB0 || true
+
+stty -F "$OLD_SETTINGS"