добавлена библиотека servo, прерывание для нее и дефайны по времени

libraries/Servo/examples/Resist/Resist.ino

@@ -0,0 +1,26 @@
+
+/*
+"Resist"
+
+This example demonstrates the servo drive movement
+depending on the value on the potentiometer
+(the example was tested on a servo drive with circular movement)
+*/
+
+#include <Servo.h>
+
+Servo servo;       // create an Servo class instance to control the servo
+
+int potpin = A0;   // analog pin used to connect a potentiometer
+int val;           // variable for reading the analog output value
+
+void setup() {
+  servo.attach(8); // connecting the servo drive to digital pin 8 (D8)
+}
+
+void loop() {
+  val = analogRead(potpin);        // reading the potentiometer value (value from 0 to 4096)
+  val = map(val, 0, 4096, 0, 180); // change scale for use with servo (value from 0 to 180)
+  servo.write(val);                // setting the servo position according to the value
+  delay(15);                       // waiting for the servo to get there
+}