1) 7-inch screen, 17 keys; 18 optically isolated digital input interfaces, 3 optically isolated digital input outlets; 2) The new version has strengthened the algorithm and introduced a new algorithm for motion planning, which makes the path of small line segments smoother through configurable contour errors; 3) 1 0-10V spindle speed control analog output interface, and the spindle can be configured as a servo spindle; 4) The 3-4 axis drive mode adopts differential mode and double pulse mode for customers to choose, and the maximum output frequency of the interpolation pulse is 500Khz; 5) ARM9 main control chip,FPGA core algorithm chip; 6) 7 "TFT screen; Size: 1024x600 pixels, resolution: 72 pixels/inch; 7) The main control device is 24VDC power input, and the current capacity is not less than 0.5A; The power input of the I/O port is also 24VDC, and the current capacity is not less than 0.5A; Main control power supply control system, IO port power supply IO; When the I/O port is not powered, all I/O ports are invalid. 8) Support standard MPG; 9) Support panel key single-axis manual tapping and linkage and distance operation; 10) Support the operation of specified rows and nearest points; 11) Support floating tool, fixed tool, corner point tool and tool length measurement 12) Support array processing, sequence processing, surface milling and cylindrical milling; 13) Support XYZA four-axis bias adjustment; 14) Support pause breakpoints, power breakpoints and load breakpoints 15) Support multi-workpiece origin operation, users can save the origin and load the origin as needed 16) Support X and Y axis split operation; 17) Support simulation operation and during the simulation, can be adjusted by magnification, careful observation of the programming path in line with expectations, and soft limit Bit check, during the simulation can be paused at will, after pressing the start key, the system will start from the simulation pause breakpoint 18) The controller can communicate with the computer through the Ethernet connection port to facilitate the operation of file reading and copying; 19) The controller memory is 1G; It can also support U disk to read G instruction, G instruction file size is not required; 20) The controller language adopts international coding, supporting the basic text of all languages, customers can according to their own needs, do a variety of text language package; 21) DDCS V4.1 controller only supports NPN limit switch; 22) Controller permissions include operator, administrator, and super administrator.