water-level-sensor-arduino Simple Arduino-based water level detecting algorithm. You can connect a squeaker or light diode and the algorithm will change the squeaking/flashing frequency. All ...

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Circuit Fig. 3 shows the circuit diagram of the automatic water level indicator cum controller. It is built around an Arduino Uno board (MOD1), three LEDs, a 5V SPDT relay, and other components. First ...

Fig 1 Author’s prototype of the proposed set up to detect liquid level in a transparent setup For the present experimental setup, we have used the XKC-Y25 NPN sensor with its inbuilt LED connected ...

The DHT22 temperature and humidity sensor is a versatile and cost-effective sensor used to measure ambient temperature and humidity for a wide range of applications. It is based on a digital signal ...

Arduino is a popular open-source platform that allows you to connect various sensors, actuators, and modules to a microcontroller and program it with a user-friendly software.

After some searching, I ended up using a microcontroller and a piece of code borrowed from the web that I tweaked and adapted. The microcontroller-based concept was chosen because I wanted to scale ...

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 ...

BMP280 Pressure Sensor with Arduino UNO – Connection Diagram Now that we completely understand how the BMP280 Sensor works we can connect all the required wires to the Arduino UNO board, and in this ...