Very Simple Time Alarm

Have you ever wanted an alarm, using an Arduino, thats very simple?

Apr 19, 2020

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easy

lights

Components and supplies

LED (generic)

Jumper wires (generic)

USB-A to Micro-USB Cable

Apps and platforms

Arduino IDE

Project description

Code

LED Alarm on Arduino

csharp

1const int alarmLED = 13;
2void setup() {
3  pinMode(alarmLED, OUTPUT);
4   // put your setup code here, to run once:
5
6}
7
8void loop() {
9  digitalWrite(alarmLED,   HIGH);
10  delay(100);
11  digitalWrite(alarmLED, LOW);
12  delay(100);
13    digitalWrite(alarmLED,   HIGH);
14  delay(100);
15  digitalWrite(alarmLED, LOW);
16  delay(100);
17    digitalWrite(alarmLED,   HIGH);
18  delay(100);
19  digitalWrite(alarmLED, LOW);
20  delay(100);
21    digitalWrite(alarmLED,   HIGH);
22  delay(100);
23  digitalWrite(alarmLED, LOW);
24  delay(100);
25  digitalWrite(alarmLED,   HIGH);
26  delay(50);
27  digitalWrite(alarmLED, LOW);
28  delay(5000);
29  
30   // put your main code here, to run repeatedly:
31
32}

const int alarmLED = 13;
void setup() {
  pinMode(alarmLED, OUTPUT);
   // put your setup code here, to run once:

}

void loop() {
  digitalWrite(alarmLED,   HIGH);
  delay(100);
  digitalWrite(alarmLED, LOW);
  delay(100);
    digitalWrite(alarmLED,   HIGH);
  delay(100);
  digitalWrite(alarmLED, LOW);
  delay(100);
    digitalWrite(alarmLED,   HIGH);
  delay(100);
  digitalWrite(alarmLED, LOW);
  delay(100);
    digitalWrite(alarmLED,   HIGH);
  delay(100);
  digitalWrite(alarmLED, LOW);
  delay(100);
  digitalWrite(alarmLED,   HIGH);
  delay(50);
  digitalWrite(alarmLED, LOW);
  delay(5000);
  
   // put your main code here, to run repeatedly:

}

GitHub Repo

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Latest commit to the master branch on Invalid date

Download as a zip

GitHub Repo

no description/ Read More

Latest commit to the master branch on Invalid date

Download as a zip

LED Alarm on Arduino

csharp

1const int alarmLED = 13;
2void setup() {
3  pinMode(alarmLED, OUTPUT);
4  // put your setup code here, to run once:
5
6}
7
8void loop() {
9  digitalWrite(alarmLED,  HIGH);
10  delay(100);
11  digitalWrite(alarmLED, LOW);
12  delay(100);
13    digitalWrite(alarmLED,  HIGH);
14  delay(100);
15  digitalWrite(alarmLED, LOW);
16  delay(100);
17    digitalWrite(alarmLED,  HIGH);
18  delay(100);
19  digitalWrite(alarmLED, LOW);
20  delay(100);
21    digitalWrite(alarmLED,  HIGH);
22  delay(100);
23  digitalWrite(alarmLED, LOW);
24  delay(100);
25  digitalWrite(alarmLED,  HIGH);
26  delay(50);
27  digitalWrite(alarmLED, LOW);
28  delay(5000);
29  
30  // put your main code here, to run repeatedly:
31
32}

const int alarmLED = 13;
void setup() {
  pinMode(alarmLED, OUTPUT);
  // put your setup code here, to run once:

}

void loop() {
  digitalWrite(alarmLED,  HIGH);
  delay(100);
  digitalWrite(alarmLED, LOW);
  delay(100);
    digitalWrite(alarmLED,  HIGH);
  delay(100);
  digitalWrite(alarmLED, LOW);
  delay(100);
    digitalWrite(alarmLED,  HIGH);
  delay(100);
  digitalWrite(alarmLED, LOW);
  delay(100);
    digitalWrite(alarmLED,  HIGH);
  delay(100);
  digitalWrite(alarmLED, LOW);
  delay(100);
  digitalWrite(alarmLED,  HIGH);
  delay(50);
  digitalWrite(alarmLED, LOW);
  delay(5000);
  
  // put your main code here, to run repeatedly:

}

Downloadable files

Arduino LED Alarm

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