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        <title>Addressable inputs/pins on RUMBA board</title>
        <description> Hi,

I want to use the digitalRead() function to read pins of which I&#039;m sending HIGH/LOW signals to.

I want to know which numbers the 18 pins on the right hand side of the board are?

I&#039;ve attached an image of the RUMBA board that I&#039;m using.

I&#039;m using Marlin firmware.

Do I need to re-assign/re-name pins in pins.h or define new ones?

Many thanks</description>
        <link>https://reprap.org/forum/read.php?219,495151,495151#msg-495151</link>
        <lastBuildDate>Sun, 07 Jun 2026 04:38:21 -0400</lastBuildDate>
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        <item>
            <guid>https://reprap.org/forum/read.php?219,495151,495167#msg-495167</guid>
            <title>Re: Addressable inputs/pins on RUMBA board</title>
            <link>https://reprap.org/forum/read.php?219,495151,495167#msg-495167</link>
            <description><![CDATA[ That's not a RUMBA board.  That looks like a standard RAMPS 1.4 board that happens to be white.  You can find the pin numbers <a href="http://reprap.org/mediawiki/images/c/ca/Arduinomega1-4connectors.png" target="_blank"  rel="nofollow">here</a>.]]></description>
            <dc:creator>cdru</dc:creator>
            <category>RAMPS Electronics</category>
            <pubDate>Fri, 10 Apr 2015 11:05:49 -0400</pubDate>
        </item>
        <item>
            <guid>https://reprap.org/forum/read.php?219,495151,495151#msg-495151</guid>
            <title>Addressable inputs/pins on RUMBA board</title>
            <link>https://reprap.org/forum/read.php?219,495151,495151#msg-495151</link>
            <description><![CDATA[ Hi,<br />
<br />
I want to use the digitalRead() function to read pins of which I'm sending HIGH/LOW signals to.<br />
<br />
I want to know which numbers the 18 pins on the right hand side of the board are?<br />
<br />
I've attached an image of the RUMBA board that I'm using.<br />
<br />
I'm using Marlin firmware.<br />
<br />
Do I need to re-assign/re-name pins in pins.h or define new ones?<br />
<br />
Many thanks]]></description>
            <dc:creator>jcdrbm</dc:creator>
            <category>RAMPS Electronics</category>
            <pubDate>Fri, 10 Apr 2015 10:24:48 -0400</pubDate>
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