diff --git "a/\320\221\320\260\320\261\320\270\320\275\321\206\320\265\320\262 \320\241\320\265\321\200\320\263\320\265\320\271.h/2lab17/2lab.ino" "b/\320\221\320\260\320\261\320\270\320\275\321\206\320\265\320\262 \320\241\320\265\321\200\320\263\320\265\320\271.h/2lab17/2lab.ino"
new file mode 100644
index 0000000..0937bef
--- /dev/null
+++ "b/\320\221\320\260\320\261\320\270\320\275\321\206\320\265\320\262 \320\241\320\265\321\200\320\263\320\265\320\271.h/2lab17/2lab.ino"	
@@ -0,0 +1,23 @@
+#include <Servo.h>
+#include "button.h"
+
+#define buttonPin 1
+#define servoPin 2
+
+Servo myservo;
+Button buttonOn(buttonPin);
+
+void setup() 
+{
+  myservo.attach(servoPin);
+  myservo.write(0);
+}
+
+void loop() {
+  if (buttonOn.wasPressed())
+  {
+    myservo.write(90);
+    delay(3000);
+    myservo.write(0);
+  }
+}
diff --git "a/\320\221\320\260\320\261\320\270\320\275\321\206\320\265\320\262 \320\241\320\265\321\200\320\263\320\265\320\271.h/2lab17/button.h" "b/\320\221\320\260\320\261\320\270\320\275\321\206\320\265\320\262 \320\241\320\265\321\200\320\263\320\265\320\271.h/2lab17/button.h"
new file mode 100644
index 0000000..f7d4c1f
--- /dev/null
+++ "b/\320\221\320\260\320\261\320\270\320\275\321\206\320\265\320\262 \320\241\320\265\321\200\320\263\320\265\320\271.h/2lab17/button.h"	
@@ -0,0 +1,47 @@
+#pragma once
+
+#define BUTTON_DEBOUNCE_DELAY 50
+
+class Button
+{
+public:
+    Button(int _pin)
+    {
+        pin = _pin;
+        state = LOW;
+        debounceState = LOW;
+
+        pinMode(pin, INPUT_PULLUP);
+    }
+
+    bool wasPressed()
+    {
+        bool result = false;
+        int lastSeen = state;
+        readButtonWithDebounce();
+
+        if (lastSeen == HIGH && state == LOW)
+            result = true;
+
+        return result;
+    }
+
+    void readButtonWithDebounce()
+    {  
+        int current = digitalRead(pin);
+
+        if (current != debounceState)
+            debounceLastMs = millis();
+
+        if ((millis() - debounceLastMs) > BUTTON_DEBOUNCE_DELAY)
+            state = current;
+
+        debounceState = current;
+    }
+
+private:
+    int pin;
+    int state;
+    int debounceState;
+    unsigned long debounceLastMs;
+};