PoweredUSB, Make the USB Cable Robust & Include 12 & 24 Vdc
Clifford T Johnson, P.E., CSE
This course will introduce you to the need for a better way of powering peripheral devices attached to your industrial and commercial (POS) computers by combining the USB connection with the power cable for the device. New devices, such as printers, scanners, etc., are beginning to employ this method of connection eliminating the clutter of several 5, 12, or 24 Vdc separate power supplies and cables. Major POS manufacturers, including Dell, Epson, Fujitsu, HP, IBM, NCR, Star Micronics and Wincor, have accepted PoweredUSB technology.
This course includes
a multiple-choice quiz at the end, which is designed to enhance the understanding
of the course materials.
At the conclusion of this course, the student will learn:
Architects and engineers charged with designing Point of Sale terminals and operator stations in plant, retail, and office environments.
PoweredUSB is an extension to the Universal Serial Bus connectivity standard that addresses the two key shortcomings of conventional USB:
The course content is contained in the following PDF file:
Please click on
the above underlined hypertext to view, download or print the document for your
study. Because of the large file size, we recommend that you first save the
file to your computer by right clicking the mouse and choosing "Save Target
As ...", and then open the file in Adobe Acrobat Reader. If you still experience
any difficulty in downloading or opening this file, you may need to close some
applications or reboot your computer to free up some memory.
By the end of the course you should be able to determine if you need to upgrade existing installations to eliminate clutter and connection problems. New installations using PoweredUSB can be designed without the need for power strips of the past making them more serviceable.
Dispersed through the course are links to various articles that are relevant.