Here is a simple and inexpensive Arduino based motion sensor alarm with voice alert. It can be used for security purposes. Typically, for outdoor monitoring, motion sensor alarm consists of a PIR ...

Motion sensored alarm system using an ELEGOO Mega board and arduino IDE. What does the motion sensor do? Prototype I was designed using an ELEGOO Mega board, LCD, Ultrasonic Sensor, buzzer, and a 4x4 ...

You can buy a start kit with a arduino mega board and it should come with all the supplies you need. Prototype I was designed using an ELEGOO Mega board, LCD, Ultrasonic Sensor ... the alarm, it will ...

Trigger Selection Jumper: This jumper or switch allows you to configure the sensor's operating mode. It has two distinct modes: a. Single Trigger Mode: In this mode, the sensor will trigger only once ...

So, many security alarm ... sensor) int pirState = LOW; // we start, assuming no motion detected int val = 0; // variable for reading and storing the pin status for further use 2. void setup() is a ...

Inbuilt button or trigger offers one-time play (three ... The Amplifier IC is used to amplify the Output from Dog Barking Sound Module. The Alarm circuit consists of an Arduino Nano, PIR Motion sensor ...

Here is an ultra simple Arduino Night Alarm project wired around ... level input to wake up. The best sensor you can use to detect an intrusion is the Passive Infrared (PIR) Sensor. The PIR Sensor ...

[Micamelnyk] decided to build a solution to this problem in the form of a motion sensing alarm. The device is built ... It’s compatible with the Arduino IDE and also contains a USB port for ...