<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Try this<div><br></div><div><div><div><a href="http://www.dlpdesign.com/usb/io8.shtml">http://www.dlpdesign.com/usb/io8.shtml</a></div><div><br></div><div><br></div><div>Buy in the uk</div><div><br></div><div><a href="http://netsemi.com/p-207317-interface-modules-development-tools-usb-based-8-chanl-data-acqusition-modl.aspx?currency=GBP">http://netsemi.com/p-207317-interface-modules-development-tools-usb-based-8-chanl-data-acqusition-modl.aspx?currency=GBP</a></div><div><br></div><div>Plenty of suppliers in the uk .</div><div><br></div><div>Mark</div><div><br></div><div>On 6 Dec 2011, at 04:44, Matthew Wild wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>On 5 December 2011 22:24, Andres <<a href="mailto:andresmp@gmail.com">andresmp@gmail.com</a>> wrote:<br><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">Would this be where to start or am I taking it the wrong way and<br></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite">over complicating?<br></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite">Robert wrote:<br></blockquote><blockquote type="cite"><blockquote type="cite">How is it that you want to control the light? If it doesn't have to be<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">in response to some event on the computer I'd recommend getting a<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">physical switch.<br></blockquote></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">It does have a physical switch my intention was to use the light as event<br></blockquote><blockquote type="cite">driven as you suggest: fliker with new email, finished compile, scan,...<br></blockquote><blockquote type="cite">I see i am better off getting arduino for that. Thanks.<br></blockquote><blockquote type="cite"><br></blockquote><br>Or use your parallel port. Oh, wait, it's 2011 now. Never mind :(<br><br>USB is not the easiest beast to tame the way you are hoping to. The 5v<br>line is typically always on, though additional power can be requested<br>by the device.<br><br>An Arduino is a good idea if you don't mind learning to write code.<br>There is also the k8055 board which can connect to your computer via<br>USB and has a number of inputs and outputs that you can use without<br>much risk of frying your laptop's USB controller:<br><a href="http://www.maplin.co.uk/usb-experiment-interface-board-42857">http://www.maplin.co.uk/usb-experiment-interface-board-42857</a><br><br>Here is one of the first things I did with mine:<br>http://matthewstechnologyblog.blogspot.com/2008/06/im-barking.html<br><br>Regards,<br>Matthew<br><br>-- <br>ubuntu-uk@lists.ubuntu.com<br>https://lists.ubuntu.com/mailman/listinfo/ubuntu-uk<br>https://wiki.ubuntu.com/UKTeam/<br><br></div></blockquote></div><br></div></body></html>