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	<title>Chipkin Automation Systems - Articles &#187; Simplex 4100</title>
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		<title>Simplex 4100u FieldServer Configurations</title>
		<link>http://www.chipkin.com/articles/simplex-4100u-fieldserver-configurations</link>
		<comments>http://www.chipkin.com/articles/simplex-4100u-fieldserver-configurations#comments</comments>
		<pubDate>Fri, 28 Mar 2008 19:31:47 +0000</pubDate>
		<dc:creator>pchipkin</dc:creator>
				<category><![CDATA[FieldServer]]></category>
		<category><![CDATA[Simplex 4100]]></category>

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		<description><![CDATA[When simplex 4100U&#8217;s are networekd together the configuration of a FieldServer needs special considerations. Follow these steps 1. Use the correct input doc. It must say &#8216;HW Ref&#8217;. This is the only report that can be used. 2. Use the HW Ref column to work out which card-point-subPoints you need to capture in the configuration. You [...]]]></description>
			<content:encoded><![CDATA[<p>When simplex 4100U&#8217;s are networekd together the configuration of a FieldServer needs special considerations.</p>
<p>Follow these steps</p>
<p>1. Use the correct input doc. It must say &#8216;HW Ref&#8217;. This is the only report that can be used.</p>
<p><a title="Sim4100 Input Report" href="http://www.chipkin.com/articles/wp-content/uploads/2008/03/sim4100a2.GIF"><img src="http://www.chipkin.com/articles/wp-content/uploads/2008/03/sim4100a2.GIF" alt="Sim4100 Input Report" /></a></p>
<p>2. Use the HW Ref column to work out which card-point-subPoints you need to capture in the configuration.</p>
<p>You will need one Map Descriptor for each card. </p>
<p>3. Points from networked panels lose their original HW ref and get a new based on the network card.</p>
<p>For example if the network card is card 3 then all the points from the remote panels will come in as card=3.</p>
<p>The HW Ref will be 3-xxxxx</p>
<p>The trick is to convert the xxxxx to a point-SubPoint address so you can work out where the event will be stored in the data array.</p>
<p>4. Make a Map Descripto to cpature events from card 3.</p>
<p>Map_Descriptors<br />
Map_Descriptor_Name ,Data_Array_Name ,Data_Array_Offset ,Function ,<br />
Node_Name  ,sim4100_func ,sim4100_card ,sim4100_point ,sim4100_sub ,<br />
protocol ,length ,Card_03_Points ,DA_CARD3 ,0 ,passive  ,Simplex_01 ,<br />
xpoint ,3 ,0 ,256 ,sim4100 ,20000</p>
<p>There can only be one Map Desc for card 3.</p>
<p>Always set point to zero</p>
<p>Set SubPoint to 256 for networked points. (This means the driver expects 256 subpoints per point)</p>
<p>5.  Determine the Data Array Offset where a point&#8217;s event will be stored.</p>
<p>Convert the HW Ref to Point-SubPoint</p>
<p>For example:</p>
<p>Input Doc: 3-14126      3:M4-78-0        RIAM          RELAY           L2 BAK/CHE T2.035 CORR BY MEET RM B7.011</p>
<p>HW Ref=3-14126 so we know the card=3</p>
<p>temp=14126</p>
<p>temp2 = temp &#8211; 1</p>
<p>point = trunc(temp2/256)   trunc=truncated division. Rounds down.</p>
<p>subPoint = temp &#8211; point *256</p>
<p>Offset into Data Array = (point+1)*256+subPoint</p>
<p>Thus in this example: Offset=14381. When the point has an event, the data will be stored in DA_CARD3[14381].<br />
 <br />
 </p>
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