Circuit and working of the voice controlled home automation system. Circuit diagram of the voice-controlled home automation system is shown in Fig. 3. The circuit consists of Arduino Mega 2560 board ...

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 ...

The circuit comprises Arduino Mega 2560 board (MOD1) and LM393 based sound sensor module (MOD2), which is used for detection of the whistle’s sound. - Advertisement - Fig. 2: Circuit diagram. It ...

PWM pins work the same way across all Arduino boards, so you don't need to go out of your way to buy a Mega if you already have a board supporting PWM. On the Uno, Nano, and Mini, the PWM pins are ...

It emulates an (EP)ROM programmer to the development software and an in-circuit ROM/RAM on the board. Here a diagram showing how the ROM-Emulator works. In operational mode ... The current hardware ...

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 ...