You can join together keyboards to your computer in two ways: via a serial port and via a Usb port. For a keyboard with a serial cable, you will need to attach it to a serial port on your computer. All desktop computers have one serial port specially designated for a serial keyboard. For Usb keyboards, you will need a free Usb slot on your computer.
Usb computer keyboards offer any advantages over serial keyboards. Here are some reasons why it is good to buy a Usb keyboard instead of a serial keyboard.
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* Plug-N-Play
Usb keyboards are plug-n-play computer devices. This means that you can plainly plug them into a free Usb port on your computer and you can immediately begin using and typing on your keyboard. If you accidentally unplug your Usb keyboard, you can plainly plug it right back in and resume what you were doing.
Serial keyboards do not offer this convenience. If a serial keyboard is knocked loose from its serial port or transferred to someone else computer system, the host computer needs to be rebooted after you attach the serial cord in order to identify the hardware device. If not restarted, the computer will not be able to place the serial keyboard and you will not be able to use it.
* More Placement Options
With Usb keyboards, you have the selection of attaching it wherever a Usb port is placed on your computer. Computers usually have a set of Usb ports at the back and someone else set in front of the computer chassis or at the side. If you are short on cable, you can attach your Usb cable at a front or side Usb port to enjoy a longer reach.
Serial keyboards, on the other hand, only have one selection when it comes to connections. They need to be attached to the keyboard serial port on your computer and this is placed at the back of the unit. This limits the location and reach of your keyboard. With a short cable, your serial keyboard cannot be placed too far from your computer.
* Wireless Support
If you are into wireless gadgets, you surely need a Usb keyboard. For the moment, wireless keyboards can only be associated to the computer via Usb ports.
Serial keyboards are moderately being phased out but they are still prevalent in many computers. There is in fact no noticeable speed insufficiency in serial keyboards although Usb ports can transfer data at a faster rate than serial ports. Usb keyboards nonetheless are the norm today. If you need a keyboard with a extra ergonomic found or multimedia features, you will find few serial keyboards that sport all your desired features. Most of your ready choices will be among the more contemporary Usb keyboards.
Three Reasons to choose a Usb Keyboard Over a Serial Keyboardprinter usb cables