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	<updated>2026-08-24T15:39:50Z</updated>
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		<title>imported&gt;OCDoc Import: Imported from legacy OpenComputers documentation at ocdoc.cil.li</title>
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		<summary type="html">&lt;p&gt;Imported from legacy OpenComputers documentation at ocdoc.cil.li&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;= Expansion Cards =&lt;br /&gt;
&lt;br /&gt;
Expansion cards are components used to add functionalities to a device, for example a graphics card allows a computer to display content on a screen.&lt;br /&gt;
&lt;br /&gt;
== Usage ==&lt;br /&gt;
&lt;br /&gt;
Expansion cards can be inserted in the expansion cards slots present in all devices, once added they provide the computer a new component with functions you can access using the [[API/component|Component API]]&lt;br /&gt;
&lt;br /&gt;
== Types ==&lt;br /&gt;
&lt;br /&gt;
There are 8 types of expansion cards in OpenComputers, Some of them with more than one tier:&lt;br /&gt;
&lt;br /&gt;
* [[Item/graphics card|Graphics Card]] - [[Item/redstone card|Redstone Card]] - [[Item/network card|Network Card]] - [[Item/wireless network card|Wireless Network Card]] - [[Item/linked card|Linked Card]] - [[Item/internet card|Internet Card]] - [[Item/data card|Data Card]] - [[Item/debug card|Debug Card]] (Creative Item)&lt;br /&gt;
&lt;/div&gt;</summary>
		<author><name>imported&gt;OCDoc Import</name></author>
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