diff --git a/fhem/contrib/FB7270/startfhem b/fhem/contrib/FB7270/startfhem
index 96e8dfe17..777b67fee 100755
--- a/fhem/contrib/FB7270/startfhem
+++ b/fhem/contrib/FB7270/startfhem
@@ -18,4 +18,5 @@ export PATH
 export LD_LIBRARY_PATH=$home/lib
 export PERL5LIB=$home/lib/perl5/5.10
 
+stty -echo -echok -echoke -echoe -echonl < /dev/ttyACM0
 perl fhem.pl fhem.cfg