[Johan Kanflo]’s AAduino is an Arduino clone with an onboard RF module that fits within the form factor of an AA battery ... temperature sensors and an indicator LED. He provides a handy ...

Here, you’ll learn the quick and easy way to get your sensor up and running, learn a few tricks for doing sleep Arduino environment, and even calculate how long your specific battery could last.

The nano sensor interface presented below is a microcontroller-based universal sensor interface with a power-saver mechanism. The idea, centered around an Arduino Nano (v3 ... from a fully charged 3.7 ...

This is a very simple digital distance meter, which you can add to your water-level indicator circuit to ... It is built around Arduino Uno board, HC-SR04 ultrasonic sensor, Nokia 5110 LCD and 9V ...

🔹 Project Details: Smart LED Distance Indicator using Ultrasonic Sensor and Arduino 📌 Introduction This project is a real-time distance indicator using an HC-SR04 ultrasonic sensor and LEDs to ...

So, in this tutorial, we are going to interface a water level sensor with Arduino to measure the water level and in ... Is it possible to make a water level indicator at home? If you can accrue all ...

The sensor uses a capacitive humidity sensing element and a thermistor to measure the humidity and temperature respectively. The DHT22 sensor is also relatively low power and can operate on a voltage ...

Motion sensor ... Arduino Nano board. After assembling the circuit on the PCB, connect the PIR sensor across CON1 and 12V across CON2. Crosscheck the wiring/connections as per the circuit diagram.

of the Arduino. Here is the test code that indicates the soil wet/dry conditions using just two LEDs (green & red). int GLED= 13; // Wet Indicator at Digital PIN D13 int RLED= 12; // Dry Indicator at ...