<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Hi Jim,<div class=""><br class=""></div><div class="">I assume you have the assembly instructions - these have some assembly notes on page 6 (I think) telling you how to ID pin 1. Either, a dot adjacent to pin 1, a bevelled edge on the side that has pin 1 or a white bar at the end that has pin 1.</div><div class=""><br class=""></div><div class="">The assembly notes are on <a href="http://openhpsdr.org" class="">openhpsdr.org</a></div><div class=""><br class=""></div><div class="">Regards,</div><div class="">Paul.</div><div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On 20 Dec 2016, at 02:58, Jim Sanford <<a href="mailto:wb4gcs@wb4gcs.org" class="">wb4gcs@wb4gcs.org</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="">***** High Performance Software Defined Radio Discussion List *****<br class=""><br class="">All:<br class=""><br class="">I am building the first of two Excaliabur boards. Running into difficulty.<br class=""><br class="">The board clearly shows a circle presumably at Pin 1 for U-1 and U-2. the supplied chips have no dot to indicate pin 1.<br class=""><br class="">They do have a bar at one end.<br class=""><br class="">Datasheet from Mouser does not show how to ID pin 1.<br class=""><br class="">Question:<br class=""><br class="">Is it safe to assume that the bar indicates pin 1 and pin (last)? If not, how do I identify pin 1 on these devices?<br class=""><br class="">Thanks & 73,<br class=""><br class="">Jim<br class=""><br class=""><a href="mailto:wb4gcs@amsat.org" class="">wb4gcs@amsat.org</a><br class=""><br class=""><br class=""><br class="">---<br class="">This email has been checked for viruses by Avast antivirus software.<br class="">https://www.avast.com/antivirus<br class=""><br class="">_______________________________________________<br class="">HPSDR Discussion List<br class="">To post msg: hpsdr@openhpsdr.org<br class="">Subscription help: http://lists.openhpsdr.org/listinfo.cgi/hpsdr-openhpsdr.org<br class="">HPSDR web page: http://openhpsdr.org<br class="">Archives: http://lists.openhpsdr.org/pipermail/hpsdr-openhpsdr.org/<br class=""></div></div></blockquote></div><br class=""></div></body></html>