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	<id>http://oe7twj.at/index.php?action=history&amp;feed=atom&amp;title=Boards%2FUI%2F7seg8-keys2</id>
	<title>Boards/UI/7seg8-keys2 - Versionsgeschichte</title>
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	<link rel="alternate" type="text/html" href="http://oe7twj.at/index.php?title=Boards/UI/7seg8-keys2&amp;action=history"/>
	<updated>2026-04-26T01:31:09Z</updated>
	<subtitle>Versionsgeschichte dieser Seite in </subtitle>
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	<entry>
		<id>http://oe7twj.at/index.php?title=Boards/UI/7seg8-keys2&amp;diff=1674&amp;oldid=prev</id>
		<title>Tw: /* Dokumentation */</title>
		<link rel="alternate" type="text/html" href="http://oe7twj.at/index.php?title=Boards/UI/7seg8-keys2&amp;diff=1674&amp;oldid=prev"/>
		<updated>2019-09-28T23:29:30Z</updated>

		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Dokumentation&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&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;de&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Nächstältere Version&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Version vom 28. September 2019, 23:29 Uhr&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-l20&quot; &gt;Zeile 20:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Zeile 20:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;* [[Media:Ds-tm1638.pdf|TM1638 Datenblatt]]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;* [[Media:Ds-tm1638.pdf|TM1638 Datenblatt]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; 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;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;* [[Media:TM1638 Library v2.1.2.zip|TM1638 Sample Code]]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; 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;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;* [[Media:TM1638-master.zip|TM1638 AVR C++ Library]]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;lt;br /&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;lt;br /&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Tw</name></author>
		
	</entry>
	<entry>
		<id>http://oe7twj.at/index.php?title=Boards/UI/7seg8-keys2&amp;diff=1668&amp;oldid=prev</id>
		<title>Tw am 28. September 2019 um 23:13 Uhr</title>
		<link rel="alternate" type="text/html" href="http://oe7twj.at/index.php?title=Boards/UI/7seg8-keys2&amp;diff=1668&amp;oldid=prev"/>
		<updated>2019-09-28T23:13:05Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&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;de&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Nächstältere Version&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Version vom 28. September 2019, 23:13 Uhr&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;Zeile 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Zeile 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; 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;[[File:7-seg-8-key-4x4-tm3638-top-1.bmp|right|thumb|&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;350px&lt;/del&gt;|TM1638 Board]] &amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; 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;[[File:7-seg-8-key-4x4-tm3638-top-1.bmp|right|thumb|&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;200px&lt;/ins&gt;|TM1638 Board]] &amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; 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;[[File:7-seg-8-key-4x4-tm3638-back-1.bmp|right|thumb|&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;350px&lt;/del&gt;|TM1638 Board]] &amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; 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;[[File:7-seg-8-key-4x4-tm3638-back-1.bmp|right|thumb|&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;200px&lt;/ins&gt;|TM1638 Board]] &amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;__NOTOC__&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;__NOTOC__&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;== 7 Segment Anzeige mit 16 Taster ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;== 7 Segment Anzeige mit 16 Taster ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Tw</name></author>
		
	</entry>
	<entry>
		<id>http://oe7twj.at/index.php?title=Boards/UI/7seg8-keys2&amp;diff=1667&amp;oldid=prev</id>
		<title>Tw: Die Seite wurde neu angelegt: „TM1638 Board  TM1638 Board  __NOTOC__…“</title>
		<link rel="alternate" type="text/html" href="http://oe7twj.at/index.php?title=Boards/UI/7seg8-keys2&amp;diff=1667&amp;oldid=prev"/>
		<updated>2019-09-28T23:12:48Z</updated>

		<summary type="html">&lt;p&gt;Die Seite wurde neu angelegt: „&lt;a href=&quot;/index.php?title=Datei:7-seg-8-key-4x4-tm3638-top-1.bmp&quot; title=&quot;Datei:7-seg-8-key-4x4-tm3638-top-1.bmp&quot;&gt;right|thumb|350px|TM1638 Board&lt;/a&gt;  &lt;a href=&quot;/index.php?title=Datei:7-seg-8-key-4x4-tm3638-back-1.bmp&quot; title=&quot;Datei:7-seg-8-key-4x4-tm3638-back-1.bmp&quot;&gt;right|thumb|350px|TM1638 Board&lt;/a&gt;  __NOTOC__…“&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Neue Seite&lt;/b&gt;&lt;/p&gt;&lt;div&gt;[[File:7-seg-8-key-4x4-tm3638-top-1.bmp|right|thumb|350px|TM1638 Board]] &lt;br /&gt;
[[File:7-seg-8-key-4x4-tm3638-back-1.bmp|right|thumb|350px|TM1638 Board]] &lt;br /&gt;
__NOTOC__&lt;br /&gt;
== 7 Segment Anzeige mit 16 Taster ==&lt;br /&gt;
&lt;br /&gt;
Mit diesem kleinen Board kann man die Funktion des TM1638 kennen lernen. Dieser Chip treibt 8x Sieben-Segment Anzeige und 16 Taster. Der Controller muss sich nur dann um die Anzeige kümmern, wenn sich der angezeigte Wert ändert. Sobald Tasten gedrückt werden, wird der Controller informiert. &lt;br /&gt;
&lt;br /&gt;
Die Ansteuerung des TM1638 erfolgt über ein serielles Protokoll. Am Arduino benötigt man nur 3 I/O Pins für die Ansteuerung.&lt;br /&gt;
&lt;br /&gt;
&amp;lt;br /&amp;gt;&lt;br /&gt;
=== Specifications ===&lt;br /&gt;
&lt;br /&gt;
* 7 Segment Anzeige 8-stellig&lt;br /&gt;
* 16 Taster&lt;br /&gt;
* TM1638 Chip &lt;br /&gt;
* 5V Technik&lt;br /&gt;
&lt;br /&gt;
&amp;lt;br /&amp;gt;&lt;br /&gt;
=== Dokumentation ===&lt;br /&gt;
&lt;br /&gt;
* [[Media:Ds-tm1638.pdf|TM1638 Datenblatt]]&lt;br /&gt;
&lt;br /&gt;
&amp;lt;br /&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== WEB Links ===&lt;br /&gt;
&lt;br /&gt;
* [https://www.aliexpress.com/item/32848182471.html Ali Express - TM1638 LED Display 3-Wire 16 Keys]&lt;/div&gt;</summary>
		<author><name>Tw</name></author>
		
	</entry>
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