diff --git a/src/main.cpp b/src/main.cpp
index 8b3f66a..adbe5b6 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -15,7 +15,7 @@ void setup() {
 }
 
 void loop() {
-  delayMicroseconds(100);
+  delayMicroseconds(45);
   if (digitalRead(BTN_1)==LOW)
   {
     digitalWrite(DIR, LOW);