1. DSP chip is emplyed to improve motor performance 2. Up-to-date IPM is used to reduce the size of servo driver 3. Convenient operating and whole monitoring 4. 2 kinds of input control. Pulse position input control and analog speed input control 5. Using frequency divider to set position command pulse and to set position output pulse (electronic gear function) 6. Position/speed 2 kinds of input control 7. With net appearance and compact structure.