diff --git a/sub-view/gpio b/sub-view/gpio
index 084c5ae..0f42f8a 100755
--- a/sub-view/gpio
+++ b/sub-view/gpio
@@ -22,7 +22,7 @@ SYSTD_TREE="";       # service_log
 source $ROOT/com/config_ioemu;
 
 
-while sleep 2; clear; do
+while sleep 1; clear; do
 
 	# (3) Get last value from lines beginning by 'GSTA' #
 	STATE="`cat $BUF_IN | grep -Po "^GPIO(.+)$" | sed 's/^GPIO\(....\)$/\1/g' | tail -n1`";