Quick example of flags with a servo

1#include <Servo.h>
2
3int val; // Define variable val
4int button1   = 4; // Define the button in D4
5Servo servo1; //name servo
6
7bool myFlag   = false; //create + name flag
8
9void setup() {
10  pinMode (button1, INPUT);   // The button interface is defined as output
11  pinMode (7, OUTPUT); //define   D7 pin as output so it is forward spinning of a motor
12  pinMode (6, OUTPUT);   //define  D6 pin as output so it is backward spinning of a motor
13  servo1.attach(9);   //locate servo
14
15}
16
17void loop() {
18
19  if (myFlag == false) //if   myFlag is true turn off
20
21    for (int i = 0; i < 180; i++) {
22
23      val   = digitalRead (button1); // Read the digital 4 level value and assign it to val
24   if (val == LOW) // Whether the key is pressed, the light will be on when pressed
25   {
26    digitalWrite (7, HIGH);
27    servo1.write(i); //servo will spin randomly
28     myFlag = true; // set the flag to true thus turning servo1 off
29    delay(100);   // 100ms cooldown time
30    myFlag = false; // set the flag to false thus turning   servo 1 on
31  }
32  else
33  {
34    digitalWrite (7, LOW); //if buton not   pressed fan turns off
35  }
36
37
38}
39}

1#include <Servo.h>
2
3int val; // Define variable val
4int button1  = 4; // Define the button in D4
5Servo servo1; //name servo
6
7bool myFlag  = false; //create + name flag
8
9void setup() {
10  pinMode (button1, INPUT);  // The button interface is defined as output
11  pinMode (7, OUTPUT); //define  D7 pin as output so it is forward spinning of a motor
12  pinMode (6, OUTPUT);  //define  D6 pin as output so it is backward spinning of a motor
13  servo1.attach(9);  //locate servo
14
15}
16
17void loop() {
18
19  if (myFlag == false) //if  myFlag is true turn off
20
21    for (int i = 0; i < 180; i++) {
22
23      val  = digitalRead (button1); // Read the digital 4 level value and assign it to val
24  if (val == LOW) // Whether the key is pressed, the light will be on when pressed
25  {
26    digitalWrite (7, HIGH);
27    servo1.write(i); //servo will spin randomly
28    myFlag = true; // set the flag to true thus turning servo1 off
29    delay(100);  // 100ms cooldown time
30    myFlag = false; // set the flag to false thus turning  servo 1 on
31  }
32  else
33  {
34    digitalWrite (7, LOW); //if buton not  pressed fan turns off
35  }
36
37
38}
39}