Traffic light is one of the best beginner Arduino projects, which shows how to control LEDs using Arduino; also this project works like a real traffic signal like red for stop, yellow for wait and green for go. In addition, Arduino Based Smart Traffic Light Circuit for Beginners is easy to build and fun to […]
Indicator Circuits
Simple LED Circuit
Want to light an LED using a battery? then this Simple LED Circuit using 9V Battery shows how; as it is the first step to learn electronics and current flow. In addition, just with one battery, one resistor and one LED, we can make it in few minutes and see our LED glow bright. Circuit […]
Simple Battery Level Indicator Circuit
No More Dead Battery! Battery gone down? having no idea? then this Simple Battery Level Indicator Circuit can show battery level. Also, easy to make, cheap and works fast; furthermore, know when battery is full or low and is good for beginners and DIY lovers. Circuit Working: Parts List: Components Values Quantity Resistors 2.2k 1/4 […]
LED Binary Counter Circuit
This project is for LED Binary Counter Circuit, which uses IC 555 timer as clock pulse generator and it also uses 74HC4040 binary counter IC. The LEDs connect to the outputs to display the binary count and the circuit operates from a 6 V battery or a DC power supply. Circuit Working: Parts List: Components […]
Arduino Based Electronic Voting Machine Circuit
This project makes simple Arduino Based Electronic Voting Machine Circuit and it takes votes from push buttons; also, it shows result on LCD display. This circuit is suitable for school and college mini projects and it is easy to build and has a low cost. Arduino Code: Coding Explanation: Circuit Working: Parts List: Components Quantity […]
Water Quality Test Circuit using Arduino and Turbidity Sensor
Water may look clean, but it can contain hidden dirt that we cannot see; also tiny particles such as dust, clay, and silt make the water cloudy and we call this cloudiness turbidity. More turbidity means more dirt and bad water and less turbidity means clean and safe water; therefore, this project uses Arduino and […]