After this tedious step, he designed a PCB that hosts an Arduino Nano to accept input, two MCP23017 GPIO expanders to give it enough outputs, and CD4066BE CMOS switches to trigger the connections.

Teeth are called incisors, canines, premolars, and molars. Each type of tooth has a specific function, including biting, chewing, and grinding food. Teeth are made up of different layers ...

Power Supply (x1): 5V–12V DC adapter for powering the Arduino, or in my case, we use 2S Lithium-ion battery connecting to Vin pin. Below you can see the circuit diagram used in the RFID-based ...

Packages with 3D models: headers only, soldered and Arduino with headers. Arduino Nano v3: Simple simulation component (simulates only the microcontroller) Complete simulation component (include all ...

This is an Arduino library for SDI-12 communication with a wide variety of environmental sensors. It provides a general software solution, without requiring any additional hardware, to implement the ...

Female anatomy includes the internal and external structures, including those responsible for hormones, reproduction, and sexual activity. The female reproductive system is essential for hormone ...

Browse 500+ Arduino projects with code and circuit diagrams. From beginner tutorials to advanced Arduino project ideas - all with downloadable code and step-by-step guides.

Instead of trying to remember lots of different dot and cross diagrams, it may help to understand how to draw them.