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<title>Function Block Specifics</title>
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<h1>
Function Block Specifics</h1>
<div class="whs1">To access specific details for a particular function
block, click on that function block in either the <a href="maplogicdoc.htm">Mapped
Logic</a>, <a href="mapinputdoc.htm">Mapped Inputs</a>, or <a href="fbsdoc.htm" style="font-family: arial, sans-serif; font-size: 10pt;">Function
Blocks</a> sections of the fitter report. <!--kadov_tag{{<spaces>}}--><!--kadov_tag{{</spaces>}}-->The
function block details page displays a table of details about the particular
function block you selected, a view button you can click to show a graphical
display of the function block, and a pulldown menu you can use to select
other function blocks to see.</div>
<p class="whs2">The Table
<p class="whs3">The View
<p><script LANGUAGE="JavaScript"><!--
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<h4 class="whs4">
<a NAME="table"></a>The Table</h4>
<span style="font-family: arial, sans-serif; font-size: 10pt;"><font size=-1>The
table at the top of the function block details page provides the following
information about the function block:</font></span>
<ul type="disc" class="whs5">
<li class="kadov-p" class="kadov-p">
<span style="font-family: arial, sans-serif; font-size: 10pt;"><font size=-1>The
signal name </font></span></li>
</ul>
<div class="whs6"><span style="font-weight: bold;
font-family: arial, sans-serif;
font-size: 10pt;"><font size=-1><b>Note:</span><span
style="font-family: arial, sans-serif; font-size: 10pt;"></b>
Clicking on a signal name will open a new window with the equations for
that signal. </font></span></div>
<ul type="disc" class="whs7">
<li class="kadov-p" class="kadov-p">
<span style="font-family: arial, sans-serif; font-size: 10pt;"><font size=-1>The
total product terms used </font></span></li>
<li class="kadov-p" class="kadov-p">
<span style="font-family: arial, sans-serif; font-size: 10pt;"><!--kadov_tag{{<spaces>}}--><font size=-1> <!--kadov_tag{{</spaces>}}-->A
list of product terms</font></span></li>
</ul>
<div class="whs8"><span style="font-weight: bold;
font-family: arial, sans-serif;
font-size: 10pt;"><font size=-1><b>Note:</span><span
style="font-family: arial, sans-serif; font-size: 10pt;"></b>
Clicking on a <!--kadov_tag{{<spaces>}}--><!--kadov_tag{{</spaces>}}-->product
term will open a new window with the equations for that term. </font></span></div>
<ul type="disc" class="whs9">
<li class="kadov-p" class="kadov-p">
<span style="font-family: arial, sans-serif; font-size: 10pt;"><font size=-1>The
macrocell number in which the function block is located</font></span></li>
</ul>
<div class="whs10"><span style="font-family: arial, sans-serif; font-size: 10pt;"><span
style="font-weight: bold;"><font size=-1><b>Note:</span></b>
Clicking on the underscored macrocell number will provide a graphical display
of the macrocell that looks like this:</font></span></div>
<p class="whs11"><script LANGUAGE="JavaScript"><!--
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.
<ul type="disc" class="whs12">
<li class="kadov-p" class="kadov-p">
<span style="font-family: arial, sans-serif; font-size: 10pt;"><font size=-1>The
power mode</font></span></li>
<li class="kadov-p" class="kadov-p">
<span style="font-family: arial, sans-serif; font-size: 10pt;"><font size=-1>The
pin number - an asterisk "*" indicates a user assignment</font></span></li>
</ul>
<ul type="disc" class="whs13">
<div class="whs14"><span style="font-family: arial, sans-serif; font-size: 10pt;"><span
style="font-weight: bold;"><font size=-1><b>N</span></b>ote:</span><span style="font-family: arial, sans-serif; font-size: 10pt;">
Clicking on the underscored pin number will provide the pin layout diagram
for the highlighted pin. <!--kadov_tag{{<spaces>}}--><!--kadov_tag{{</spaces>}}-->Rolling
your mouse over the colored pin will pop up a tooltip with the signal name
assigned to the pin, the I/O standard, <!--kadov_tag{{<spaces>}}--><!--kadov_tag{{</spaces>}}-->the
I/O style, the slew rate, and/or any constraints assigned to the pin:</font></span></div>
</ul>
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</div>
<ul type="disc" class="whs16">
<li class="kadov-p" class="kadov-p">
<span style="font-family: arial, sans-serif; font-size: 10pt;"><font size=-1>The
pin type</font></span></li>
<li class="kadov-p" class="kadov-p">
<span style="font-family: arial, sans-serif; font-size: 10pt;"><font size=-1>The
pin use </font></span></li>
<li class="kadov-p" class="kadov-p">
<span style="font-family: arial, sans-serif; font-size: 10pt;"><font size=-1><i>XPLA3
only</i> - The GCK (Global Clock Signal) mapping </font></span></li>
</ul>
<div class="whs17"><span style="font-weight: bold;
font-family: arial, sans-serif;
font-size: 10pt;"><font size=-1><b>Note:</span><span
style="font-family: arial, sans-serif; font-size: 10pt;"></b>
Moving your mouse cursor over an "I" in the Pin Use column will display
that input signal as a tooltip.</font></span></div>
<br><span style="font-family: arial, sans-serif; font-size: 10pt;">
<br><span style="font-family: arial, sans-serif; font-size: 10pt;"><i>XBR
only</i> - Below the resource table there is another table listing the
<b>Function Block Control Term</b> usage, the product term mapped to the
control term is listed. Clicking on the product term will bring up a pop-up
window displaying that product term.
<blockquote>
<li>
CTC - control term clock</li>
<li>
CTR - control term reset</li>
<li>
CTS - control term set</li>
<li>
CTE - control term output enable</li>
</blockquote>
<p><br><span style="font-family: arial, sans-serif; font-size: 10pt;"><font size=-1>Below
this table you will find a list of signals used by logic in the function
block you are viewing. <!--kadov_tag{{<spaces>}}--><!--kadov_tag{{</spaces>}}-->The
list displays output signals as links. <!--kadov_tag{{<spaces>}}--><!--kadov_tag{{</spaces>}}-->Clicking
on an output signal link will open a new window showing the equations for
that signal.</font></span><!--begin!kadov{{-->
<br><!--}}end!kadov--><!--kadov_tag{{<implicit_p>}}-->
<p class="whs18"><span style="font-family: arial, sans-serif;
font-size: 10pt;
font-weight: bold;"><font size=-1><b>Note:</span><span
style="font-family: arial, sans-serif; font-size: 10pt;"><!--kadov_tag{{<spaces>}}--><!--kadov_tag{{</spaces>}}--></b>There
is also a <script LANGUAGE="JavaScript"><!--
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button
below the table. <!--kadov_tag{{<spaces>}}--><!--kadov_tag{{</spaces>}}-->Click
this button to open a new window describing all of the acronyms used in
the function block table. <!--kadov_tag{{<spaces>}}--><!--kadov_tag{{</spaces>}}-->You
can select either brief descriptions or more detailed descriptions by clicking
the "Verbose" button at the top of the window.</font></span>
<h4 class="whs19">
<a NAME="view"></a>The View</h4>
<div class="whs20">When you click on the <script LANGUAGE="JavaScript"><!--
if (navigator.appName=="Netscape")
{ document.write("<img src='view.gif' x-maintain-ratio='TRUE' width='61' height='53' border='0'>");}
else
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button
above the table, a new window will open with a graphical display of the
function block you are examining. <!--kadov_tag{{<spaces>}}--><!--kadov_tag{{</spaces>}}-->The
pins are all color-coded: input pins are green, output pins are blue, and
clocks are magenta:</div>
<p class="whs21"><script LANGUAGE="JavaScript"><!--
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{ document.write("<img src='fb1.gif' x-maintain-ratio='TRUE' width='482' height='378' border='0'>");}
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<p class="whs22">Right-click anywhere within the window to pull up a menu
that allows you to zoom in or out for easier viewing. <!--kadov_tag{{<spaces>}}--><!--kadov_tag{{</spaces>}}-->
<p class="whs23">This menu also allows you choose to see all of the input
connections, all of the output connections, or both at once. <!--kadov_tag{{<spaces>}}--><!--kadov_tag{{</spaces>}}-->Like
the pins, the signals are color-coded: inputs are red, outputs are yellow,
and macrocell connections are aqua:
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<p class="whs25">To examine the signals of single pins, simply click the
pin whose signals you wish to see. <!--kadov_tag{{<spaces>}}--><!--kadov_tag{{</spaces>}}-->To
examine multiple pins without having to see everything at once, hold down
the control key while you click the pins you want to view.
<p class="whs26">To view the signals for individual macrocells:
<ul type="disc" class="whs27">
<div class="whs28">Click the inside edge of the macrocell to display its
macrocell connections and inputs.</div>
<p class="whs29">Click the outer edge to display its output signals
<p class="whs30">Click in the center to display everything
<p class="whs31">Double click in the center to open a new window with a
detailed macrocell diagram</ul>
<div class="whs32"></div>
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