The Makerbase MKS DLC v2.1 is one of the most reliable and affordable control boards for desktop CNC routers, laser engravers, and writing machines. Powered by an ATmega328P microcontroller, this board runs GRBL firmware seamlessly, making it a favorite for DIY builders and hobbyists alike.
Available directly in the MKS DLC V2.1 subdirectory of the repository above. GRBL Firmware Repository: MKS DLC GRBL Firmware
: Connect the MKS DLC V21 to your machine (3D printer or CNC). This usually involves connecting it to the control board via a communication interface (like UART or USB) and ensuring it's properly powered.
The first step in setting up your MKS DLC V21 is to connect the hardware. This includes:
The board accepts a wide input range from . Ensure your power supply wattage matches the demands of your stepper motors and connected peripherals (like a laser module or a small spindle). 2. Stepper Driver Slots makerbase mks dlc v21 manual link
Each header includes a Signal (S) and Ground (G) pin. Ensure your limit switches are wired to the correct pins to avoid triggering a hard limit error immediately upon booting. Initial Software Setup and Configuration
Connect the MKS DLC V2.1 to your PC via a USB Type-B cable. Open (Windows) to verify that a new COM port (e.g., COM3) has appeared under "Ports (COM & LPT)". Step 2: Set the Microstepping Jumpers
Ultimate Guide to the Makerbase MKS DLC v2.1: Documentation, Setup, and Manual Resources
Understanding the hardware limits of your board prevents permanent damage to the circuitry. Here are the core specifications of the MKS DLC V2.1: ATmega328P (8-bit) Input Voltage: 12V to 24V DC Firmware Support: GRBL V1.1 The Makerbase MKS DLC v2
Connect the laser GND to the Laser connector GND pin.
If you need help configuring specific settings for your build, please let me know you are building (e.g., laser engraver, 3-axis CNC router), the model of stepper drivers you are using, or which software you plan to control it with. Share public link
The most accurate information comes directly from the Makerbase GitHub repositories. Below are the direct links to the schematics and pinout diagrams.
All pin names in the manual match what Klipper expects. Cross-check the in the last pages of the PDF. GRBL Firmware Repository: MKS DLC GRBL Firmware :
Makerbase hosts all of their official documentation, schematic diagrams, and firmware files on GitHub rather than a traditional PDF booklet.
Select your correct COM port and set the baud rate to . Click Upload . Step 3: Software Configuration
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