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vrf USB serial port error

Question asked by watling on Jun 22, 2005
<html xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:st1="urn:schemas-microsoft-com:office:smarttags" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 11 (filtered medium)"><o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="PersonName"/><!--[if !mso]><style>st1:*{behavior:url(#default#ieooui) }</style><![endif]--><style><!-- /* Style Definitions */ p.MsoNormal, li.MsoNormal, div.MsoNormal     {margin:0cm;     margin-bottom:.0001pt;     font-size:12.0pt;     font-family:"Times New Roman";}a:link, span.MsoHyperlink     {color:blue;     text-decoration:underline;}a:visited, span.MsoHyperlinkFollowed     {color:purple;     text-decoration:underline;}span.EmailStyle17     {mso-style-type:personal-compose;     font-family:Arial;     color:windowtext;}@page Section1     {size:595.3pt 841.9pt;     margin:72.0pt 90.0pt 72.0pt 90.0pt;}div.Section1     {page:Section1;}--></style></head><body lang=EN-GB link=blue vlink=purple><div class=Section1><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>Hi,<o:p></o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>I am using a ‘Prolific’ USB to Serial, set toCOM2 (as set up in the device manager).  It is also visible from the ‘AgilentConnections Expert’.<o:p></o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>According to the manual, I should then set my Serial port ‘LogicalUnit’ number to 10.  I have done this, but when I attempt to sendDirectIO messages, I get the error message:<o:p></o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>Configuration error: Serial Interface, at 10, is notconfigured for this system….etc<o:p></o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>Having never used a serial interface from Vee before, I am probablydoing something stupid.  Could someone point me in the right direction?<o:p></o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p><p class=MsoNormal><st1:PersonName w:st="on"><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>David Watling</span></font></st1:PersonName><fontsize=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'><o:p></o:p></span></font></p></div><BR>---<BR>You are currently subscribed to vrf as: rsb@soco.agilent.com<BR>To subscribe send a blank email to "join-vrf@it.lists.it.agilent.com".<BR>To unsubscribe send a blank email to "leave-vrf@it.lists.it.agilent.com".<BR>To send messages to this mailing list,  email "vrf@agilent.com".  <BR>If you need help with the mailing list send a message to "owner-vrf@it.lists.it.agilent.com".</BODY></html>  

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