diff --git a/ioemu/.gitignore b/ioemu/.gitignore
new file mode 100644
index 0000000..6fe43c5
--- /dev/null
+++ b/ioemu/.gitignore
@@ -0,0 +1 @@
+.lock
diff --git a/ioemu/sub-view/gpio b/ioemu/sub-view/gpio
index 5c43bb6..084c5ae 100755
--- a/ioemu/sub-view/gpio
+++ b/ioemu/sub-view/gpio
@@ -15,42 +15,34 @@ test ! -f $ROOT/.lock && echo "Daemon not started" && exit 1;
 # (2) While viewing loop
 #--------------------------------------------------------#
 # (1) Initialise vars #
-BUFFER="";
 LED="0"; Rx=(0 0 0); # led; relays
 SYSTD_TREE="";       # service_log
 
+# (2) Get BUF_IN #
+source $ROOT/com/config_ioemu;
+
 
 while sleep 2; clear; do
 
-	# (1) Read buffer into local one (but without flushing buffers) #
-	BUFFER="$BUFFER`$ROOT/com/read ioemu -`";
+	# (3) Get last value from lines beginning by 'GSTA' #
+	STATE="`cat $BUF_IN | grep -Po "^GPIO(.+)$" | sed 's/^GPIO\(....\)$/\1/g' | tail -n1`";
 
-	# (2) Parse each line #
-	line_id=0;
+	echo "state: $STATE";
 
-	while IFS= read -r line; do
+	# (4) Apply to values if not 'x' (means 'ignore' that chip) #
+	if [ ! -z "$STATE" ]; then
 
-		# check if line is about GSTA
-		if [ "${line:0:4}" = "GSTA" ]; then
-			test "${line:4:1}" != "x" && LED="${line:4:1}";   # if set to 'x', ignore
-			test "${line:5:1}" != "x" && Rx[1]="${line:5:1}"; # if set to 'x', ignore
-			test "${line:6:1}" != "x" && Rx[2]="${line:6:1}"; # if set to 'x', ignore
-			test "${line:7:1}" != "x" && Rx[3]="${line:7:1}"; # if set to 'x', ignore
+		test "${STATE:0:1}" != "x" && LED="${STATE:0:1}";   # if set to 'x', ignore
+		test "${STATE:1:1}" != "x" && Rx[1]="${STATE:1:1}"; # if set to 'x', ignore
+		test "${STATE:2:1}" != "x" && Rx[2]="${STATE:2:1}"; # if set to 'x', ignore
+		test "${STATE:3:1}" != "x" && Rx[3]="${STATE:3:1}"; # if set to 'x', ignore
 
-			BUFFER=""; # empty buffer
-			break;
-		fi;
+	fi;
 
-		# increment line count
-		line_id=`expr $line_id + 1`;
-
-	done <<< "$BUFFER";
-
-
-	# (3) Display led #
+	# (5) Display led #
 	echo -n "LED: "; $ROOT/src/disp-led $LED;
 
-	# (4) Display relays #
+	# (6) Display relays #
 	echo -n "R1:  "; $ROOT/src/disp-relay ${Rx[1]};
 	echo -n "R2:  "; $ROOT/src/disp-relay ${Rx[2]};
 	echo -n "R3:  "; $ROOT/src/disp-relay ${Rx[3]};