diff --git a/ioemu/src/disp-led b/ioemu/src/disp-led
new file mode 100755
index 0000000..b9b4a49
--- /dev/null
+++ b/ioemu/src/disp-led
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+
+# (1) Declare association state <-> color_id
+#--------------------------------------------------------#
+# (1) Create associative array #
+declare -A COLCODE;
+
+# (2) States #
+COLCODE[0]=90;
+COLCODE[R]=31;
+COLCODE[G]=32;
+COLCODE[B]=34;
+
+# (2) Check argument + display led
+#--------------------------------------------------------#
+# (1) Check argument #
+test $# -ge 1 && state="$1" || state="0";
+
+# (2) Display led #
+echo -e "\e[${COLCODE[$state]}m⬤\e[0m";
\ No newline at end of file
diff --git a/ioemu/src/disp-relay b/ioemu/src/disp-relay
new file mode 100755
index 0000000..4e76594
--- /dev/null
+++ b/ioemu/src/disp-relay
@@ -0,0 +1,19 @@
+#!/bin/bash
+
+
+# (1) Declare association state <-> color_id
+#--------------------------------------------------------#
+# (1) Create associative array #
+declare -A COLCODE;
+
+# (2) States #
+COLCODE[0]=90;
+COLCODE[1]=32;
+
+# (2) Check argument + display led
+#--------------------------------------------------------#
+# (1) Check argument #
+test $# -ge 1 && state="$1" || state="0";
+
+# (2) Display led #
+echo -e "\e[${COLCODE[$state]}m⏺\e[0m";
\ No newline at end of file
diff --git a/ioemu/sub-view/gpio b/ioemu/sub-view/gpio
new file mode 100755
index 0000000..5c43bb6
--- /dev/null
+++ b/ioemu/sub-view/gpio
@@ -0,0 +1,58 @@
+#!/bin/bash
+
+
+# (1) Primary init.
+#--------------------------------------------------------#
+# (1) Get absolute folder #
+ROOT=$(dirname `realpath $0`);
+ROOT=`dirname $ROOT`;
+
+# (2) Check lock file #
+test ! -f $ROOT/.lock && echo "Daemon not started" && exit 1;
+
+
+
+# (2) While viewing loop
+#--------------------------------------------------------#
+# (1) Initialise vars #
+BUFFER="";
+LED="0"; Rx=(0 0 0); # led; relays
+SYSTD_TREE="";       # service_log
+
+
+while sleep 2; clear; do
+
+	# (1) Read buffer into local one (but without flushing buffers) #
+	BUFFER="$BUFFER`$ROOT/com/read ioemu -`";
+
+	# (2) Parse each line #
+	line_id=0;
+
+	while IFS= read -r line; do
+
+		# check if line is about GSTA
+		if [ "${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
+
+			BUFFER=""; # empty buffer
+			break;
+		fi;
+
+		# increment line count
+		line_id=`expr $line_id + 1`;
+
+	done <<< "$BUFFER";
+
+
+	# (3) Display led #
+	echo -n "LED: "; $ROOT/src/disp-led $LED;
+
+	# (4) 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]};
+
+done;
\ No newline at end of file