diff --git a/arduino/TactiloControllerPanda.ino b/arduino/TactiloControllerPanda.ino
index ef16498..057d1d8 100644
--- a/arduino/TactiloControllerPanda.ino
+++ b/arduino/TactiloControllerPanda.ino
@@ -49,13 +49,13 @@ void loop()
 
 void set_PinMode()
 {
-	//set all pins to OUTPUT
 	pinMode(TAC1, OUTPUT);
 	pinMode(TAC2, OUTPUT);
 	pinMode(TAC3, OUTPUT);
 	pinMode(TAC4, OUTPUT);
 	pinMode(TAC5, OUTPUT);
 	pinMode(TAC6, OUTPUT);
+	//reserve
 	pinMode(TAC7, OUTPUT);
 	pinMode(TAC8, OUTPUT);
 	pinMode(TAC9, OUTPUT);
@@ -64,13 +64,13 @@ void set_PinMode()
 
 void set_AllLow()
 {
-	//set all pins to LOW
 	digitalWrite(TAC1, LOW);
 	digitalWrite(TAC2, LOW);
 	digitalWrite(TAC3, LOW);
 	digitalWrite(TAC4, LOW);
 	digitalWrite(TAC5, LOW);
 	digitalWrite(TAC6, LOW);
+	//reserve
 	digitalWrite(TAC7, LOW);
 	digitalWrite(TAC8, LOW);
 	digitalWrite(TAC9, LOW);