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        <title>MKS DLC 2.0 disconnected of TFT35 and not upgraded by USB</title>
        <description> I have two new Makerbase MKS DLC 2.0 cards, and both have the same problem: they do not connect with the TFT35 display and are not recognized by the USB port.

Makerbase claims that the MKS DLC supports updating via USB (Windows 10) and I tried to update the firmware (GRBL) via XLoader but this application does not recognize the DLC: &quot;Can&#039;t open port&quot;. The OpenBuilds application is also unable to connect to the DLC: &quot;Port error: Opening COM9: File not found&quot;.

The DLC has two LEDs, one red always on and one blue always flashing.

I updated, via the SD card, the firmware for CNC and Laser on the TFT35, which seems to be working normally in both versions.

Where am I going wrong?



  

    
      
    

    

    

    
        
    

    

    

    
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        <link>https://reprap.org/forum/read.php?13,881248,881248#msg-881248</link>
        <lastBuildDate>Sat, 06 Jun 2026 07:05:41 -0400</lastBuildDate>
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            <title>Re: MKS DLC 2.0 disconnected of TFT35 and not upgraded by USB</title>
            <link>https://reprap.org/forum/read.php?13,881248,881298#msg-881298</link>
            <description><![CDATA[ It uses a standard ch340 usb/serial interface chip. <br />
<br />
Drivers can be found here [<a href="https://sparks.gogo.co.nz/ch340.html" target="_blank"  rel="nofollow">sparks.gogo.co.nz</a>]]]></description>
            <dc:creator>Dust</dc:creator>
            <category>Controllers</category>
            <pubDate>Sat, 06 Feb 2021 18:19:08 -0500</pubDate>
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            <guid>https://reprap.org/forum/read.php?13,881248,881280#msg-881280</guid>
            <title>Re: MKS DLC 2.0 disconnected of TFT35 and not upgraded by USB</title>
            <link>https://reprap.org/forum/read.php?13,881248,881280#msg-881280</link>
            <description><![CDATA[ Hi Dust.<br />
I appreciate your suggestion.<br />
<br />
It does not seem to need IP01 for MKS DLC, which has its own USB port.<br />
It is basically an Arduino Uno although the Arduino IDE does not recognize the board either.<br />
<br />
I think Windows is installing the wrong driver but I can't find an appropriate driver.<br />
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<br />
<br />
MKS DLC Features<br />
- CPU is ATMEGA328P-AU, 8bit 20MHZ, 5V logic level, stronger anti-interference type...<br />
- Support Laser and CNC...<br />
- Dupport writing machine...<br />
- Support MKS TFT24/32/35 connect by AUX-1, and TFT_CNC firmware support Laser mode and CNC mode...<br />
- Support grbl firmware...<br />
- Support update firmware by USB...<br />
- Support upload firmware hex file by Xloader...<br />
<br />
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<br/>]]></description>
            <dc:creator>asasergio</dc:creator>
            <category>Controllers</category>
            <pubDate>Sat, 06 Feb 2021 09:37:11 -0500</pubDate>
        </item>
        <item>
            <guid>https://reprap.org/forum/read.php?13,881248,881268#msg-881268</guid>
            <title>Re: MKS DLC 2.0 disconnected of TFT35 and not upgraded by USB</title>
            <link>https://reprap.org/forum/read.php?13,881248,881268#msg-881268</link>
            <description><![CDATA[ "xLoader - Microsoft Windows Tool for Flashing CC01, CR01, CR02 or CR03 using IP01" <br />
<br />
ie you need a [<a href="https://github.com/xinabox/IP01" target="_blank"  rel="nofollow">github.com</a>] for this tool<br />
<br />
uploading via usb would use avrdude or AVRDUDESS]]></description>
            <dc:creator>Dust</dc:creator>
            <category>Controllers</category>
            <pubDate>Fri, 05 Feb 2021 22:41:31 -0500</pubDate>
        </item>
        <item>
            <guid>https://reprap.org/forum/read.php?13,881248,881248#msg-881248</guid>
            <title>MKS DLC 2.0 disconnected of TFT35 and not upgraded by USB</title>
            <link>https://reprap.org/forum/read.php?13,881248,881248#msg-881248</link>
            <description><![CDATA[ I have two new Makerbase MKS DLC 2.0 cards, and both have the same problem: they do not connect with the TFT35 display and are not recognized by the USB port.<br />
<br />
Makerbase claims that the MKS DLC supports updating via USB (Windows 10) and I tried to update the firmware (GRBL) via XLoader but this application does not recognize the DLC: "Can't open port". The OpenBuilds application is also unable to connect to the DLC: "Port error: Opening COM9: File not found".<br />
<br />
The DLC has two LEDs, one red always on and one blue always flashing.<br />
<br />
I updated, via the SD card, the firmware for CNC and Laser on the TFT35, which seems to be working normally in both versions.<br />
<br />
Where am I going wrong?<br />
<br />
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            <dc:creator>asasergio</dc:creator>
            <category>Controllers</category>
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