diff --git a/GPIO/GPIO b/GPIO/GPIO
index 5b0e624..9e56a3c 100644
Binary files a/GPIO/GPIO and b/GPIO/GPIO differ
diff --git a/GPIO/GPIO.go b/GPIO/GPIO.go
index 31531ee..d923c10 100644
--- a/GPIO/GPIO.go
+++ b/GPIO/GPIO.go
@@ -68,7 +68,7 @@ var num_reconnect_pub = 0
 var num_reconnect_sub = 0
 var (
 	// Use mcu pin 10, corresponds to physical pin 19 on the pi
-	relay = rpio.Pin(6) // 6- raspberry pi 1 / 9 - raspberry 3B+ PI3 :
+	relay = rpio.Pin(6) // (10.200)GPIO 6- raspberry pi 3  === GPIO 9 - raspberry 3B+ (10.201)
 )
 
 // {
@@ -195,8 +195,8 @@ func main() {
 func Check_door() {
 	if door_state == true {
 		time.Sleep(time.Second * time_hold)
-		//relay.Low()
-		relay.High()
+		relay.Low() // 201
+		//relay.High()
 		if Debug == 1 {
 			fmt.Println("Close Door")
 			fmt.Println("--------------------------------")
@@ -279,8 +279,8 @@ func mqtt_messageHandler(mqtt_bi mqtt.Client, message mqtt.Message) {
 		if door_state == true {
 
 		} else {
-			//relay.High()
-			relay.Low()
+			relay.High() // 201
+			//relay.Low()
 			//Name = (list["name"]).(string)
 			fmt.Println("Xin Chao Mung " + Name)
 		}
@@ -317,8 +317,8 @@ func mqtt_messageHandler(mqtt_bi mqtt.Client, message mqtt.Message) {
 			if door_state == true {
 
 			} else {
-				//relay.High()
-				relay.Low()
+				relay.High() //201
+				//relay.Low()
 				Name = (list["name"]).(string)
 				fmt.Println("Xin Chao Mung " + Name)
 			}