Index: 07_io/export_spice/raw.html
===================================================================
--- 07_io/export_spice/raw.html	(revision 7676)
+++ 07_io/export_spice/raw.html	(revision 7677)
@@ -7,7 +7,7 @@
 <font size="+3"><b> WARNING: at this stage this document is only a proposal; any detail
 may change any time.</b></font>
 
-<H3 autotoc="yes"> attributes </H3>
+<H3 autotoc="yes"> symbol attributes </H3>
 <p>
 <table border=1 cellspacing=0>
 	<tr>
@@ -75,7 +75,28 @@
 
 </table>
 
+<H3 autotoc="yes"> terminal attributes </H3>
 <p>
+<table border=1 cellspacing=0>
+	<tr>
+	<th>attribute
+	<th>descriptioon
+
+	<tr>
+	<td> spice/pinnum
+	<td> integer, counting from 1; determines the parameter index within the
+	     generated spice instance line, affecting the order of terminal
+	     connections listed for the instance. The list formed from all terminals
+	     that have spice/pinnum must not be sparse. Plugint target_spice takes
+	     all terminals and sort them by their pin numbers (preferring spice/pinnum
+	     then falling back to pinnum then to port name) to generate the final
+	     port name (display/name). The export code takes port names, requireing
+	     integers, sort ports by their names and writes the <i>connections</i>
+	     section of the instance line by the sorted list. As many connections
+	     as many named ports present in the component.
+</table>
+
+<p>
 The final spice <i>instance line</i>is built by appending the following sections
 in order, in a single line:
 <ul>