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	<id>https://www.citylan.it/index.php?action=history&amp;feed=atom&amp;title=89c52</id>
	<title>89c52 - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://www.citylan.it/index.php?action=history&amp;feed=atom&amp;title=89c52"/>
	<link rel="alternate" type="text/html" href="https://www.citylan.it/index.php?title=89c52&amp;action=history"/>
	<updated>2026-04-29T13:32:38Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.43.6</generator>
	<entry>
		<id>https://www.citylan.it/index.php?title=89c52&amp;diff=17549&amp;oldid=prev</id>
		<title>WikiSysop: /* Files */</title>
		<link rel="alternate" type="text/html" href="https://www.citylan.it/index.php?title=89c52&amp;diff=17549&amp;oldid=prev"/>
		<updated>2017-11-09T15:49:49Z</updated>

		<summary type="html">&lt;p&gt;&lt;span class=&quot;autocomment&quot;&gt;Files&lt;/span&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&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 15:49, 9 November 2017&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-l40&quot;&gt;Line 40:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 40:&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;[[Category: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;[[Category: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;[[Category:DIP40]]&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;[[Category:DIP40&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;-600mil&lt;/ins&gt;]]&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;div&gt;[[Category:QFP44]]&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;[[Category:QFP44]]&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;div&gt;[[Category:LLC44]]&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;[[Category:LLC44]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>WikiSysop</name></author>
	</entry>
	<entry>
		<id>https://www.citylan.it/index.php?title=89c52&amp;diff=8411&amp;oldid=prev</id>
		<title>WikiSysop: Created page with &quot;&#039;&#039;&#039;8-bit Microcontroler&#039;&#039;&#039;  =Pinout= &lt;pre&gt; DIP40             +---\/---+     T2/P1.0 | 1    40| Vcc   T2EX/P1.1 | 2    39| P0.0/AD0        P1.2 | 3    38| P0.1/AD1        P1.3 ...&quot;</title>
		<link rel="alternate" type="text/html" href="https://www.citylan.it/index.php?title=89c52&amp;diff=8411&amp;oldid=prev"/>
		<updated>2014-08-03T13:13:16Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;&amp;#039;&amp;#039;&amp;#039;8-bit Microcontroler&amp;#039;&amp;#039;&amp;#039;  =Pinout= &amp;lt;pre&amp;gt; DIP40             +---\/---+     T2/P1.0 | 1    40| Vcc   T2EX/P1.1 | 2    39| P0.0/AD0        P1.2 | 3    38| P0.1/AD1        P1.3 ...&amp;quot;&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;8-bit Microcontroler&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
=Pinout=&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
DIP40&lt;br /&gt;
            +---\/---+&lt;br /&gt;
    T2/P1.0 | 1    40| Vcc&lt;br /&gt;
  T2EX/P1.1 | 2    39| P0.0/AD0&lt;br /&gt;
       P1.2 | 3    38| P0.1/AD1&lt;br /&gt;
       P1.3 | 4    37| P0.2/AD2&lt;br /&gt;
       P1.4 | 5    36| P0.3/AD3&lt;br /&gt;
       P1.5 | 6    35| P0.4/AD4&lt;br /&gt;
       P1.6 | 7    34| P0.5/AD5&lt;br /&gt;
       P1.7 | 8    33| P0.6/AD6&lt;br /&gt;
        RST | 9    32| P0.7/AD7&lt;br /&gt;
   RXD/P3.0 |10    31| *EA/Vpp&lt;br /&gt;
   TXD/P3.1 |11    30| ALE/*PROG&lt;br /&gt;
 *INT0/P3.2 |12    29| *PSEN&lt;br /&gt;
 *INT1/P3.3 |13    28| P2.7/A15&lt;br /&gt;
    T0/P3.4 |14    27| P2.6/A14&lt;br /&gt;
    T1/P3.5 |15    26| P2.5/A13&lt;br /&gt;
   *WR/P3.6 |16    25| P2.4/A12&lt;br /&gt;
   *RD/P3.7 |17    24| P2.3/A11&lt;br /&gt;
      XTAL2 |18    23| P2.2/A10&lt;br /&gt;
      XTAL1 |19    22| P2.1/A9&lt;br /&gt;
        GND |20    21| P2.0/A8&lt;br /&gt;
            +--------+&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=Frequency=&lt;br /&gt;
&amp;#039;&amp;#039;&amp;#039;DIP40&amp;#039;&amp;#039;&amp;#039;&amp;lt;br&amp;gt;&lt;br /&gt;
Set reader to FREQ, put black probe to GND, red probe to 18, 19 to measure CPU clock&lt;br /&gt;
&lt;br /&gt;
=External links=&lt;br /&gt;
&lt;br /&gt;
=Files=&lt;br /&gt;
&amp;lt;gallery widths=&amp;quot;150px&amp;quot;&amp;gt;&lt;br /&gt;
File:89c52.pdf|AT89C52 Datasheet&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
[[Category:CPU]]&lt;br /&gt;
[[Category:DIP40]]&lt;br /&gt;
[[Category:QFP44]]&lt;br /&gt;
[[Category:LLC44]]&lt;/div&gt;</summary>
		<author><name>WikiSysop</name></author>
	</entry>
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