Licky's Column

How to detect motion with a pir sensor on the Raspberry?

by Licky Li

How to detect motion with a pir sensor on the Raspberry?

PASSIVE INFRARED SENSORS Passive infrared (PIR) sensors are devices that are used to detect motion. Sometimes they are referred to as pyroelectric ...

Wireless communication between two arduinos

by Licky Li

Wireless communication between two arduinos

HOW THE BMP280 WORKS The BMP280 comes in different types depending on where you buy it. Be aware because some are 5V devices and some are 3.3V devi...

Arduino Servo Motor Control by Potentiometer

by Licky Li

Arduino Servo Motor Control by Potentiometer

What is Servo Motor? A servomotor is a rotary actuator or linear actuator that allows for precise control of angular or linear position, velocity, ...

How Electronic Components Work?

by Licky Li

How Electronic Components Work?

How Electronic Components Work Electronic gadgets have become an integral part of our lives. They have made our lives more comfortable and conveni...

How to Design PCB Antennas ？

by Licky Li

How to Design PCB Antennas ？

PCB antennas come in various shapes and sizes and designing them is a crucial aspect as they have numerous applications. The techniques for designi...

The Top 5 Rules for Digital PCB Design

by Licky Li

The Top 5 Rules for Digital PCB Design

It is very important for digital PCBs to be carefully designed and engineered in order to eliminate problems like impedance discontinuities in tran...

The 4 Types of Wiring Diagrams

by Licky Li

The 4 Types of Wiring Diagrams

What Are the Types of Wiring Diagrams? A wiring diagram represents the conductors and components that make up an electrical circuit or system. ...

Embeddable BCI-ROM Technology: reduced order thermal models for 3D CFD electronics cooling simulation

by Licky Li

Embeddable BCI-ROM Technology: reduced order thermal models for 3D CFD electronics cooling simulation

Embeddable BCI-ROM = Embeddable Boundary Condition Independent Reduced Order Model.  The BCI part of an Embeddable BCI-ROM means that it can be us...

The beginner’s guide to 3D IC

by Licky Li

The beginner’s guide to 3D IC

What is 3D IC? 3D IC is a three-dimensional integrated circuit and refers to the integration, methodology and technology. Design teams disaggreg...

How many Transistors in a CPU?

by Licky Li

How many Transistors in a CPU?

I Introduction to Transistor Transistor generally refers to all single components based on semiconductor materials, including diodes, triode, field...

Introduction to the memory module

by Licky Li

Introduction to the memory module

What is a memory module A memory module is a physical component in computer hardware that houses and provides access to memory chips. It is u...

Arduino Nano – A Comprehensive Guide to Features, Uses, and Comparisons

by Licky Li

Arduino Nano – A Comprehensive Guide to Features, Uses, and Comparisons

What is Arduino Nano used for? The Arduino Nano is used for a wide range of applications. From simple DIY projects to complex industrial ...