diff --git a/script/launch_sim.sh b/script/launch_sim.sh
new file mode 100755
index 0000000000000000000000000000000000000000..b43d949c5c37db2c70c8dcdd591a1a2855f69482
--- /dev/null
+++ b/script/launch_sim.sh
@@ -0,0 +1,6 @@
+#!/bin/bash 
+
+# create virtual serial port
+socat -d -d pty,raw,echo=0,link=/tmp/darwin_driver pty,raw,echo=0,link=/tmp/usart3_sim_serial_fw &
+
+ln -s /tmp/darwin1_user /tmp/usart1_sim_serial_fw
diff --git a/script/stop_sim.sh b/script/stop_sim.sh
new file mode 100755
index 0000000000000000000000000000000000000000..7f1bd771c721e7532320756f38ff3aeb406b5da6
--- /dev/null
+++ b/script/stop_sim.sh
@@ -0,0 +1,3 @@
+killall socat
+
+rm /tmp/usart1_sim_serial_fw