The circuit diagram of the automation device using a motion ... The VCC and GND are shared by the Arduino Nano, the PIR sensor module, and the relay, as illustrated in Fig. 2. The OUT pin of the PIR ...

Arduino is a very popular open-source platform and Arduino UNO is one of the most loved microcontrollers among electronics hobbyists worldwide. It consists of a physical programmable circuit board and ...

The Ultrasonic sensor is powered by 5V through Arduino, its trigger pin connected to the Pin5 and Echo pin s connected to the Pin6 of the Arduino. The buzzer is connected to the Pin4 of Arduino.

The output voltage of this sensor is used as a measure for the distance between the two. The term “control circuit ... diagram in Figure 1 shows that only very simple hardware is needed to build this ...

The circuit diagram of the motion-sensor-based security alert system is shown in Fig. 1. It is built around Arduino Uno board (Board1), 5V single-changeover relay, PIR motion sensor and a few other ...

For this, we need a light sensor to detect ... As per the circuit diagram, we have made a voltage divider circuit using LDR and 100k resistor. The voltage divider output is feed to the analog pin of ...

The hardware is consists of an Arduino microcontroller (here an Arduino Uno R3) and a pre-wired soil moisture sensor ... circuit diagram of the module, it is clear that, apart from the module only a ...

A flex sensor is a different category of sensor ... As you can see from that sketch and the circuit diagram, the LED is connected to the digital pin 13 of the Arduino. Once you verify (compile) the ...