The hardware is consists of an Arduino microcontroller (here an Arduino Uno R3) and a pre-wired soil moisture sensor module. The soil moisture sensor module , built around the LM393 comparator, gives ...

Complete Arduino soil moisture sensor tutorial with circuit diagrams, working code, troubleshooting tips and project ideas. Learn wiring, calibration & build automatic watering systems.

An Arduino is a microcontroller — a single board designed to control something and perform a specific task. Unlike a Raspberry Pi, you won't find anything resembling an operating system here ...

Posted in Arduino Hacks Tagged arduino, biometrics, breath sensor, gsr, polygraph, pulse sensor, python, reference design ← Laser Welding With A Tattoo Removal Gun ...

This is a simple arduino project for a soil moisture sensor that will light up a LED at a certain moisture level. It uses Arduino Duemilanove microcontroller board. Two wires placed in the soil pot ...

Arduino library for a soil moisture sensor Just a basic library for working with an analog soil moisture sensor on the Arduino. As of the initial release there is a function for reading the raw output ...

Simply set them up to the polygraph test, ask your questions, and see your results! It is that easy. This is the simple program that runs the polygraph tester I made as my first arduino project. The ...

The polygraph’s sensors include a galvanic skin response sensor that can measure changes in skin resistance, which can signal that someone is lying. A pulse sensor generates a voltage proportional to ...

Create an efficient drip-irrigation setup with Arduino Nano and Capacitive Soil Moisture Sensor V2. Monitor soil moisture levels and automate watering based on real-time data. Learn how to build this ...