Silwen

I have 3 main areas of interests: electronics, computers and handicrafts (espetially crocheting, beadworking and cross stitching). Writting is my way of learning languages. I am glad to see you reading my hubs. Have a good time.

In the Spotlight

The History of the Computer Generations

Imagine that the first computers filled the whole room. Now, we have computers so small that they can be put in our pockets. Explore the evolution of computers and find out what technological achievements allowed them to become as powerful as they are now.

In the Spotlight

What Are the Main Functions of a CPU?

The CPU is similar to the human brain. Its performance is based on simple operations, which are called instructions. Find out how your CPU works and how its speed is measured.

In the Spotlight

The First Transistor: Bell Laboratories

The transistor is the device that changed our lives tremendously in XX century. The discovery of transistor led to creation of computer and other electronic devices. Do you question yourself how the Continue »

In the Spotlight

What are SPLDs, CPLDs and FPGAs?

Programmable logic devices (PLD) can be used for various purposes. There are three basic groups of PLD: SPLD, CPLD and FPGA. They can be implemented in various systems. Engineers often use FPGA to develop new ASIC or custom systems. This article explains what SPLDs, CPLDs and FPGAs are.

In the Spotlight

The Reason of the Layout of the QWERTY Keyboard

QWERTY keyboard is known by everybody who use the computer. Sometimes the question may appear why we use QWERTY layout for the keyboards. This article will give you an answer to this question.

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  0
  Computers & Software

  The Six Layers of a Computing System

  21 months ago

  This article offers a guide to the six layers of a computing system. This abstract layered model allows you to understand, build, and use a computer system.

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  2
  Technology

  What are SPLDs, CPLDs and FPGAs?

  9 years ago

  Programmable logic devices (PLD) can be used for various purposes. There are three basic groups of PLD: SPLD, CPLD and FPGA. They can be implemented in various systems. Engineers often use FPGA to develop new ASIC or custom systems. This article explains what SPLDs, CPLDs and FPGAs are.

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  18
  History of Computers

  The History of the Computer Generations

  4 months ago

  Imagine that the first computers filled the whole room. Now, we have computers so small that they can be put in our pockets. Explore the evolution of computers and find out what technological achievements allowed them to become as powerful as they are now.

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  4
  Computer How-Tos & Tutorials

  What is GUI (Graphical User Interface)?

  12 years ago

  The term GUI (Graphical User Interface) may seem a little bit mysterious to you. Despite that, you use GUI environment every day while working with your computer. This hub shortly explains what GUI is.

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  20
  CPUs & Motherboards

  What Are the Main Functions of a CPU?

  19 months ago

  The CPU is similar to the human brain. Its performance is based on simple operations, which are called instructions. Find out how your CPU works and how its speed is measured.