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	<title type="html"><![CDATA[SoliForum - 3D Printing Community — Is such a firmware change possible?]]></title>
	<link rel="self" href="https://www.soliforum.com/feed/atom/topic/7328/" />
	<updated>2014-08-15T23:43:02Z</updated>
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	<id>https://www.soliforum.com/topic/7328/is-such-a-firmware-change-possible/</id>
		<entry>
			<title type="html"><![CDATA[Re: Is such a firmware change possible?]]></title>
			<link rel="alternate" href="https://www.soliforum.com/post/63452/#p63452" />
			<content type="html"><![CDATA[<div class="quotebox"><cite>adrian wrote:</cite><blockquote><p>pins.h ; just search for &quot; == 32 &quot; and then edit as necessary in the subsequent lines.</p></blockquote></div><p>And that worked!&nbsp; Thanks adrian!</p>]]></content>
			<author>
				<name><![CDATA[COASTER19]]></name>
				<uri>https://www.soliforum.com/user/1142/</uri>
			</author>
			<updated>2014-08-15T23:43:02Z</updated>
			<id>https://www.soliforum.com/post/63452/#p63452</id>
		</entry>
		<entry>
			<title type="html"><![CDATA[Re: Is such a firmware change possible?]]></title>
			<link rel="alternate" href="https://www.soliforum.com/post/63411/#p63411" />
			<content type="html"><![CDATA[<p>pins.h ; just search for &quot; == 32 &quot; and then edit as necessary in the subsequent lines.</p>]]></content>
			<author>
				<name><![CDATA[adrian]]></name>
				<uri>https://www.soliforum.com/user/663/</uri>
			</author>
			<updated>2014-08-15T16:35:53Z</updated>
			<id>https://www.soliforum.com/post/63411/#p63411</id>
		</entry>
		<entry>
			<title type="html"><![CDATA[Re: Is such a firmware change possible?]]></title>
			<link rel="alternate" href="https://www.soliforum.com/post/63355/#p63355" />
			<content type="html"><![CDATA[<div class="quotebox"><cite>grob wrote:</cite><blockquote><p>I&#039;ve never tried it, but from browsing through some of the config pages in the firmware the other day I think you could just edit pins.h to swap all the stepper driver pin assignments for extruder 0 with extruder 1... Don&#039;t see what could possibly go wrong... <img src="https://www.soliforum.com/img/smilies/smile.png" width="15" height="15" alt="smile" /></p></blockquote></div><p>That was my first thought too, but I couldn&#039;t seem to find anything easily identifiable as the ones needing changing...&nbsp; and I don&#039;t like to mess around with that unless I know with a bit of certainty that I won&#039;t start a fire from a bad edit!&nbsp; But I have a fire extinguisher right here, so I&#039;m up for suggestions.&nbsp; The board was 15 bucks and the arduino another 15.&nbsp; The most valuable parts to me are the stepper drivers, since I pulled them from my Sanguinololu.</p>]]></content>
			<author>
				<name><![CDATA[COASTER19]]></name>
				<uri>https://www.soliforum.com/user/1142/</uri>
			</author>
			<updated>2014-08-15T04:16:11Z</updated>
			<id>https://www.soliforum.com/post/63355/#p63355</id>
		</entry>
		<entry>
			<title type="html"><![CDATA[Re: Is such a firmware change possible?]]></title>
			<link rel="alternate" href="https://www.soliforum.com/post/63354/#p63354" />
			<content type="html"><![CDATA[<p>I&#039;ve never tried it, but from browsing through some of the config pages in the firmware the other day I think you could just edit pins.h to swap all the stepper driver pin assignments for extruder 0 with extruder 1... Don&#039;t see what could possibly go wrong... <img src="https://www.soliforum.com/img/smilies/smile.png" width="15" height="15" alt="smile" /></p>]]></content>
			<author>
				<name><![CDATA[grob]]></name>
				<uri>https://www.soliforum.com/user/4515/</uri>
			</author>
			<updated>2014-08-15T04:06:07Z</updated>
			<id>https://www.soliforum.com/post/63354/#p63354</id>
		</entry>
		<entry>
			<title type="html"><![CDATA[Is such a firmware change possible?]]></title>
			<link rel="alternate" href="https://www.soliforum.com/post/63340/#p63340" />
			<content type="html"><![CDATA[<p>So I&#039;ve had a wonderful experience with a cheap chinese RAMPS 1.4 board <em>(sarcasm)</em>.</p><p>Upon first examination, before applying power, the leads were not clipped from all of the components properly, some bending to create bridges which would certainly have caused a failure.&nbsp; I clipped them off, and proceeded to wire everything up.&nbsp; All appeared to work after a dumb mistake on my part with not connecting part of my power supply.&nbsp; And then I tried a real print.&nbsp; The extruder ONLY moves forward.&nbsp; No messing with the firmware could change that.&nbsp; I looked it up and some printrboards had a similar problem when there was a bridge between 2 of the stepper pins.&nbsp; So it&#039;s another hardware problem.&nbsp; <em>Great.</em></p><p><strong>Here&#039;s where the firmware part comes in:</strong><br />So here is my &quot;I&#039;m-cheap-franken-solution&quot; type idea:&nbsp; Use the firmware to switch the E0 motor commands to the (hopefully) working E1 stepper output, since I have no dual-extruder plans in the near future.&nbsp; What would this involve?&nbsp; Can I keep my fan output since defaulting to a &quot;second extruder&quot; would still takes up a heater output for the non-existant first extruder?&nbsp; Should I give up and go back to my Sanguinololu until I can buy a quality RAMPS?&nbsp; This has been quite the adventure so far... Thanks for any input or suggestions!</p>]]></content>
			<author>
				<name><![CDATA[COASTER19]]></name>
				<uri>https://www.soliforum.com/user/1142/</uri>
			</author>
			<updated>2014-08-15T02:52:29Z</updated>
			<id>https://www.soliforum.com/post/63340/#p63340</id>
		</entry>
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