Behind the USB to RS232 converter

As we strive every day to keep up with the technological advances we find some times when one has to take a step back as to manage to get things done and this is the case of the RS232 connection. While some older devices still feature this type of connection the modern laptops and desktop computers have opted for the obvious multi-connection and speed advantages of the USB but how does one connect the USB with RS232?

To begin with, adapting the USB to RS232 connection is not that simple as it sounds. Under the hood of this small adapter one can find a special circuit which translates the USB signals and boosts up the voltage. The USB works on just 5 volts while RS232 needs around 12V to operate correctly and thus a simple wire to wire connection between the two will not work.

Furthermore, special software is always needed for this converter which can at times be a downside even for people running the driver-full Windows 7. Having to carry a driver CD with you all the time may not seem as a big thing but with the RS232 serial connection growing older by the day one can see the fact that it is a matter of time until manufacturers will stop producing drivers for the latest operating system.

The converter comes in a wide variety of shapes and sizes as to suit the needs of everybody. One can get it in a cable form which is best for many situations since it gives the user the possibility of directly hooking it up to the peripheral device so that there will be no other interconnections as to produce signal interference and have other compatibility issues. There is also the slim USB stick like converter which fits better when one has a laptop or a netbook for it is a sleek design which favors design over a fixed connection.

All in all, the USB to RS232 is one of the best alternatives as to still use old hardware but one has to remember that cheap converters or even the most expensive and well engineered ones have problems when interacting with certain devices. This is sometimes not due to the converter but more to the fact that some hardware is just not compatible with the modern USB connection so testing this with a borrowed converter could be a good alternative to buying something that one will not be able to use.

Tags: accessories, adapters