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	<id>https://www.ndwiki.org/index.php?action=history&amp;feed=atom&amp;title=163-II_%28NORD-1_card%29</id>
	<title>163-II (NORD-1 card) - Revision history</title>
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	<updated>2026-05-04T17:18:58Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.43.8</generator>
	<entry>
		<id>https://www.ndwiki.org/index.php?title=163-II_(NORD-1_card)&amp;diff=3530&amp;oldid=prev</id>
		<title>Gandalf: Fixed the links to the images.</title>
		<link rel="alternate" type="text/html" href="https://www.ndwiki.org/index.php?title=163-II_(NORD-1_card)&amp;diff=3530&amp;oldid=prev"/>
		<updated>2016-07-24T06:20:51Z</updated>

		<summary type="html">&lt;p&gt;Fixed the links to the images.&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 06:20, 24 July 2016&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#039;&amp;#039;&amp;#039;163 I/O output and clock&amp;#039;&amp;#039;&amp;#039;, is a card that is used in the [[NORD-1]] CPU.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#039;&amp;#039;&amp;#039;163 I/O output and clock&amp;#039;&amp;#039;&amp;#039;, is a card that is used in the [[NORD-1]] CPU.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Image:NORD-1 card 163-c.jpg |300px | thumb | Component side.]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Image:NORD-1 card 163&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;-II&lt;/ins&gt;-c.jpg |300px | thumb | Component side.]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Image:NORD-1 card 163-s.jpg |300px | thumb | Solder side.]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Image:NORD-1 card 163&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;-II&lt;/ins&gt;-s.jpg |300px | thumb | Solder side.]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Introduction==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Introduction==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Gandalf</name></author>
	</entry>
	<entry>
		<id>https://www.ndwiki.org/index.php?title=163-II_(NORD-1_card)&amp;diff=3352&amp;oldid=prev</id>
		<title>Gandalf: Gandalf moved page 163 (NORD-1 card) to 163-II (NORD-1 card) without leaving a redirect: New naming covention</title>
		<link rel="alternate" type="text/html" href="https://www.ndwiki.org/index.php?title=163-II_(NORD-1_card)&amp;diff=3352&amp;oldid=prev"/>
		<updated>2016-07-17T03:37:04Z</updated>

		<summary type="html">&lt;p&gt;Gandalf moved page &lt;a href=&quot;/index.php?title=163_(NORD-1_card)&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;163 (NORD-1 card) (page does not exist)&quot;&gt;163 (NORD-1 card)&lt;/a&gt; to &lt;a href=&quot;/wiki/163-II_(NORD-1_card)&quot; title=&quot;163-II (NORD-1 card)&quot;&gt;163-II (NORD-1 card)&lt;/a&gt; without leaving a redirect: New naming covention&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 03:37, 17 July 2016&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Gandalf</name></author>
	</entry>
	<entry>
		<id>https://www.ndwiki.org/index.php?title=163-II_(NORD-1_card)&amp;diff=3277&amp;oldid=prev</id>
		<title>Gandalf: Initial page</title>
		<link rel="alternate" type="text/html" href="https://www.ndwiki.org/index.php?title=163-II_(NORD-1_card)&amp;diff=3277&amp;oldid=prev"/>
		<updated>2016-07-15T05:53:59Z</updated>

		<summary type="html">&lt;p&gt;Initial page&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;#039;&amp;#039;&amp;#039;163 I/O output and clock&amp;#039;&amp;#039;&amp;#039;, is a card that is used in the [[NORD-1]] CPU.&lt;br /&gt;
[[Image:NORD-1 card 163-c.jpg |300px | thumb | Component side.]]&lt;br /&gt;
[[Image:NORD-1 card 163-s.jpg |300px | thumb | Solder side.]]&lt;br /&gt;
&lt;br /&gt;
==Introduction==&lt;br /&gt;
The card is made in the [[standard NORD-1 card format]].&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot;&lt;br /&gt;
|-&lt;br /&gt;
! CPU model !! Crate position&lt;br /&gt;
|-&lt;br /&gt;
| 29 || D20&lt;br /&gt;
|-&lt;br /&gt;
| 35 || D20&lt;br /&gt;
|}&lt;br /&gt;
The logic diagram is documented in drawing &amp;#039;&amp;#039;&amp;#039;2A63&amp;#039;&amp;#039;&amp;#039;.&amp;lt;ref&amp;gt;HARDWARE MANUAL NORD 1&amp;lt;/ref&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Switches and indicators==&lt;br /&gt;
There seems to be a way to select between 100 Hz, 50 Hz, 25 Hz and 12.5 Hz interrupt from the real time clock.&lt;br /&gt;
&lt;br /&gt;
==BOM==&lt;br /&gt;
This list contains the logic circuits used, passive components are not listed.&lt;br /&gt;
* 3 x 7400&lt;br /&gt;
* 1 x 7401&lt;br /&gt;
* 2 x 7402&lt;br /&gt;
* 6 x 7404&lt;br /&gt;
* 1 x 7413&lt;br /&gt;
* 2 x 7420&lt;br /&gt;
* 1 x 7453&lt;br /&gt;
* 4 x 7474&lt;br /&gt;
&lt;br /&gt;
==Reference==&lt;br /&gt;
&amp;lt;references/&amp;gt;&lt;br /&gt;
* Hardware in [[NORD-1 Serial 47]]&lt;br /&gt;
&lt;br /&gt;
[[Category:NORD-1 hardware]]&lt;/div&gt;</summary>
		<author><name>Gandalf</name></author>
	</entry>
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