stop tty service before starting screen
diff --git a/bin/console b/bin/console
index d3fa8bb..ca32c83 100755
--- a/bin/console
+++ b/bin/console
@@ -1,4 +1,5 @@
 #! /bin/sh
 
+systemctl stop serial-getty@ttyS0   
 screen /dev/ttyS3 115200