The DDCS V4.1 Digital Dream Offline CNC Controller is the latest version of the popular DDCS V3.1, featuring major performance and usability upgrades. This standalone motion controller, available in 3-axis or 4-axis versions, operates completely offline — no PC connection required — and delivers high-speed, precise, and stable motion control for CNC routers, engravers, milling machines, and automation systems.

Please note: The controller requires two 24V DC power supplies (minimum 0.5A each) for proper operation.

Upgrades from the DDCS V3.1:

• Larger 7" TFT display with 1024 × 600 resolution for improved visibility and clarity

• Second USB port and added Ethernet port for enhanced connectivity

• Axis slaving function for X, Y, or Z axes (ideal for dual-motor setups)

• Added servo spindle control option

• New programming features: Polar coordinate commands, rotation commands, and full radius compensation

• Improved motion algorithm for smoother performance with long G-code programs containing short segments

• Fast resume function — quickly start from a specified line or nearest point, regardless of file size

• Enhanced simulation mode — adjust feed rate override (FRO), verify tool paths, and test soft limits; supports pause and resume

• Individual driver alarm input ports for closed-loop motor systems

• Added cycle encoder for A-axis (4-axis version only) allowing unlimited rotation

• New analysis prompt window for diagnostic feedback

• More E-stop parameters for greater safety and control

• 32-bit speed generator offering higher resolution for speed and acceleration, improving positioning accuracy

Specifications:

• Model: DDCS V4.1 Digital Dream Controller

• Axes Supported: 3 Axis / 4 Axis

• Power Requirements: 2 × 24V DC Power Supplies (minimum 0.5A each)

• Display: 7" TFT Screen (1024p × 600p resolution)

• Inputs: 16 Opto-Isolated Digital Inputs

• Outputs: 3 Opto-Isolated Digital Outputs

• Spindle Control: Analog 0–10V or Servo Spindle Option

• Connectivity: Dual USB Ports + Ethernet Port

• Processor: ARM9 Main Control Chip + FPGA Core Algorithm

• Pulse Output Frequency: Up to 500kHz per axis

• Limit Switch Compatibility: NPN Type Only

Click here to view the instruction manual.

Digital Dream has a great Facebook page which has lots of useful information.