pinsdoc.htm

非常优秀的CPLD源代码

<p class="whs2"><span style="font-weight: bold;"><B>Note:</B></span> 
 <!--kadov_tag{{<spaces>}}-->&nbsp;<!--kadov_tag{{</spaces>}}-->There is 
 a <SCRIPT LANGUAGE="JavaScript"><!--
if (navigator.appName=="Netscape")
{ document.write("<img src='legend.gif' x-maintain-ratio='TRUE' width='68' height='28' border='0'>");}
else
{ document.write("<img src='legend.gif' x-maintain-ratio='TRUE' style='border: none; width: 68px; height: 28px; float: none;' width='68' height='28' border='0'>");}
//--></SCRIPT> button below the table. <!--kadov_tag{{<spaces>}}-->&nbsp;<!--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>}}-->&nbsp;<!--kadov_tag{{</spaces>}}-->You 
 can select either brief descriptions or more detailed descriptions by 
 clicking the &quot;Verbose&quot; button at the top of the window. </p>

<span style="font-family: arial, sans-serif; font-size: 10pt;"><FONT SIZE=2 style="font-size:10pt;">Clicking 
 on the underscored pin numbers in the first column of the table will open 
 a new window displaying the pin layout diagram for the selected pin. <!--kadov_tag{{<spaces>}}-->&nbsp;<!--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>}}-->&nbsp;<!--kadov_tag{{</spaces>}}-->the 
 I/O style, the slew rate, and/or any constraints assigned to the pin: 
 </FONT></span>

<p class="whs3"><SCRIPT LANGUAGE="JavaScript"><!--
if (navigator.appName=="Netscape")
{ document.write("<img src='pin.gif' x-maintain-ratio='TRUE' width='309' height='312' border='0'>");}
else
{ document.write("<img src='pin.gif' x-maintain-ratio='TRUE' style='border: none; width: 309px; height: 312px; float: none;' width='309' height='312' border='0'>");}
//--></SCRIPT></p>

<p class="whs4">Clicking any underscored signal in the 
 third column of the table will open a new window displaying the equations 
 for that particular signal.</p>

<p class="whs5">Clicking 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
{ document.write("<img src='view.gif' x-maintain-ratio='TRUE' style='border: none; width: 61px; height: 53px; float: none;' width='61' height='53' border='0'>");}
//--></SCRIPT>button 
 at the top of the screen will open a new window with a graphical, top 
 view of all of the pins: <!--kadov_tag{{<spaces>}}-->&nbsp;<!--kadov_tag{{</spaces>}}--></p>

<p class="whs6"><SCRIPT LANGUAGE="JavaScript"><!--
if (navigator.appName=="Netscape")
{ document.write("<img src='pindiagram.gif' x-maintain-ratio='TRUE' width='312' height='318' border='0'>");}
else
{ document.write("<img src='pindiagram.gif' x-maintain-ratio='TRUE' style='border: none; width: 312px; height: 318px; float: none;' width='312' height='318' border='0'>");}
//--></SCRIPT></p>

<p class="whs7">They are color-coded as follows:</p>

<!--(Table)=========================================================-->
<table x-use-null-cells width="63.089%" cellspacing="0" class="whs8">
<col class="whs9">
<col class="whs10">

<tr valign=top>
<td colspan="1" rowspan="1" width="43.569%" class="whs11">
<p class="whs12">Color</td>
<td colspan="1" rowspan="1" width="56.431%" class="whs13">
<p class="whs14">Signal</td></tr>

<tr valign=top>
<td width="43.569%" class="whs15">
<p class="whs16">Green</td>
<td width="56.431%" class="whs17">
<p class="whs18">Input</td></tr>

<tr valign=top>
<td width="43.569%" class="whs19">
<p class="whs20">Aqua</td>
<td width="56.431%" class="whs21">
<p class="whs22">Bidirectional</td></tr>

<tr valign=top>
<td width="43.569%" class="whs23">
<p class="whs24">Blue</td>
<td width="56.431%" class="whs25">
<p class="whs26">Output</td></tr>

<tr valign=top>
<td width="43.569%" class="whs27">
<p class="whs28">Magenta</td>
<td width="56.431%" class="whs29">
<p class="whs30">Clock</td></tr>

<tr valign=top>
<td width="43.569%" class="whs31">
<p class="whs32">Red</td>
<td width="56.431%" class="whs33">
<p class="whs34">VCC</td></tr>

<tr valign=top>
<td width="43.569%" class="whs35">
<p class="whs36">Black</td>
<td width="56.431%" class="whs37">
<p class="whs38">GND</td></tr>

<tr valign=top>
<td width="43.569%" class="whs39">
<p class="whs40">Yellow</td>
<td width="56.431%" class="whs41">
<p class="whs42">TDO</td></tr>

<tr valign=top>
<td width="43.569%" class="whs43">
<p class="whs44">Gray</td>
<td width="56.431%" class="whs45">
<p class="whs46">TDI</td></tr>

<tr valign=top>
<td width="43.569%" class="whs47">
<p class="whs48">White</td>
<td width="56.431%" class="whs49">
<p class="whs50">Unused Pin</td></tr>

<tr valign=top>
<td width="43.569%" class="whs51">
<p class="whs52">Black Outline</td>
<td width="56.431%" class="whs53">
<p class="whs54">No available 
 Pad</td></tr>
</table>

<p class="whs55">As with the single pin display, rolling 
 your mouse over any colored pin will pop up a tooltip with the signal 
 name assigned to the pin, the I/O standard, <!--kadov_tag{{<spaces>}}-->&nbsp;<!--kadov_tag{{</spaces>}}-->the 
 I/O style, the slew rate, and/or any constraints assigned to the pin.</p>

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