diff --git a/lift_server.c b/lift_server.c
index 8fc09bea973fe550444d2f76c15b2f7e85edc3c6..94e976f219a60502333b1cd97f63804e32505ca5 100644
--- a/lift_server.c
+++ b/lift_server.c
@@ -215,7 +215,7 @@ void* microwave() {
         printf("gpio export err\n");
     }
 
-    usleep(100000);
+    usleep(10000); //10000 -> 1000
 
     if(-1 == GPIODirection(POUT, OUT) || -1 == GPIODirection(PIN, IN)){
         printf("gpio direction err\n");
@@ -223,7 +223,7 @@ void* microwave() {
     }
 
     GPIOWrite(POUT, 0);
-    usleep(10000);
+    usleep(1000);
 
     do{
         if(-1 == GPIOWrite(POUT,1)){
@@ -266,7 +266,7 @@ void* microwave() {
 
             }
         
-        usleep(2000000);
+        usleep(2000000); //2000000 -> 2000
     }
     while(repeat--);
 
@@ -318,7 +318,7 @@ void* press()
 
         }
        
-        usleep(2000000);
+        usleep(2000000); //
     }
     while(repeat--);
 
@@ -407,4 +407,4 @@ int main(int argc, char *argv[]) {
     pthread_join(thread3, NULL);
     pthread_join(thread4, NULL);
 
-}
\ No newline at end of file
+}