1 files changed, 8 insertions, 5 deletions

diff --git a/tool/connect b/tool/connect
index 536db5b..f900e0c 100755
--- a/tool/connect
+++ b/tool/connect
@@ -1,21 +1,24 @@
 #!/bin/bash
 
-set -eux
+set -eu
 
-OLD_SETTINGS="$(stty -F /dev/ttyUSB0 -g)"
+OLD_SETTINGS="$(stty -g -F /dev/ttyUSB0)"
 
 stty -F /dev/ttyUSB0 \
     115200 \
     -drain \
     -clocal \
     cread \
-    -crtscts \
+    crtscts \
     cs8 \
     cstopb \
     -hup \
     parenb \
-    -parodd \
+    parodd \
+    -cmspar \
     -igncr \
+    ignpar \
+    -parmrk \
     inpck \
     -istrip \
     -ixany \
@@ -26,4 +29,4 @@ stty -F /dev/ttyUSB0 \
 
 con /dev/ttyUSB0 || true
 
-stty -F "$OLD_SETTINGS"
+stty -drain "$OLD_SETTINGS" -F /dev/ttyUSB0 2> /dev/null