A bus, or computer universal switch, is essential for data transfer within a computer or between more than one. We'll take a look at topics like PCI, SCSI, USB Ports and serial ports.

What is the main difference between FireWire and USB?

Both FireWire and USB are technologies used to quickly transfer data. Learn about the main difference between FireWire and USB in this article.

1-10 of 14
  • 1
  • 2
  • How accessDTV Works

    How accessDTV Works

    This special PCI card lets you access digital television on your computer monitor, and you're still free to surf and run whatever programs you want. Here's how to get started. See more »

  • How AGP Works

    How AGP Works

    Movies play, pop-ups pop, and video games fill the screen, immersing you in a world of 3-D graphics. Today, every aspect of computing uses lots of graphics. The Accelerated Graphics Port enhances the performance and speed of graphics hardware. Find o See more »

  • How do I add a USB device to my computer if I am out of ports?

    How do I add a USB device to my computer if I am out of ports?

    Running out of USB ports is annoying, but it doesn't have to stop you from adding components to your computer. Check out this list of USB accessories and learn how to get them connected. See more »

  • How does a computer's parallel port work?

    How does a computer's parallel port work?

    Computers send data through parallel ports, serial ports, or network connections. How does a computer's parallel port work? And how can I design things to attach to a parallel port? See more »

  • How IDE Controllers Work

    How IDE Controllers Work

    The Integrated Drive Electronics interface is the most popular way to connect a hard drive to a PC. Find out where IDE came from and how it works today. See more »

  • How Light Peak Works

    How Light Peak Works

    Computers and peripherals haven't always communicated with one another the way they do now. But there's an even faster standard on the horizon, called Light Peak. What makes this new technology so speedy? See more »

  • How Parallel Ports Work

    How Parallel Ports Work

    OK, so they're not as popular as the USB port these days. But the parallel port is still a very common way to connect a printer to a PC. Learn how parallel ports operate and how they came about. See more »

  • How PCI Express Works

    How PCI Express Works

    PCI slots are an integral part of a computer's architecture, but they have some shortcomings. Now there's a protocol that provides more bandwidth and is compatible with existing operating systems. Find out about PCI Express. See more »

  • How PCI Works

    How PCI Works

    Essentially, a bus is a channel or path between the components in a computer. And having a high-speed bus is as important as having a good transmission in a car. See more »

  • How SCSI Works

    How SCSI Works

    A computer is full of buses -- highways that take information and power from one place to another. While USB is good when utilizing small electronic devices, sometimes you need something bigger. That's where SCSI comes in. See more »

1-10 of 14
  • 1
  • 2
  • Most Popular