Circuit Diagram and Explanation: In this Arduino Alcohol Detector Shield we have used a MQ3 sensor to detect present alcohol level in the breath. A 16x2 LCD is used for displaying the PPM Value of ...

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 ...

Pinout of ATmega32 as used in Arduino board. Thirty two digital pins (D0 to D31) Eight analogue-to-digital pins (A0 to A7); these can be used as digital pins also; Four PWM pins; Other pin details in ...

Just follow the schematic diagram shown below to complete your own Arduino circuit board! About the ATmega 328 chip It is a good idea to use a socket for the chip. If the chip is pre-programmed, you ...

Upload freq_meter_wl_1.ino source code to the board. From Tools menu of Arduino IDE, open the serial monitor and select the proper baud rate (9600 is used here) to display the frequency on the serial ...

This Arduino-powered Smart Waste Management System automates waste segregation, real-time monitoring, and data transmission using sensors, motors, and IoT connectivity. The system enhances efficiency, ...

The book is in file folder format, so you can easily remove the sheets you need during your project. While you can normally find pretty much whatever circuits you need on the Internet, ABC book’s ...

A simple text-based Block Diagram Compiler for Continuous System Simulation. Learn to program an Analog Computer using this digital simulator. Can run real-time simulations with ADC inputs and DAC ...

Enter Ototo—a pocket-sized circuit board in the mold of the Arduino and MaKey MaKey that was was designed to be a "musical invention kit" and helps kids build bespoke electronic instruments ...