Down load Cruise control software    HERE  
http://www.goldenmotor.com/e-Bike-DIY/PI200Setup.zipYou can turn off regen braking with this software and interface works with 
WIN XP but not with WIN 7Special Features:
Cruise Speed Control 
Programmable via PC through USB cable ( Available from GoldenMotor) to setup motor control all parameters  Motor hall sensor failure redundency (Automatically switch to sensorless control) 
Anti-theft alarm and wheel-locking by detection of vibration 
True regenerative braking  (only effective when you squeeze the hand brake) 
Other failures redundency (Work with failed throttle and power breaker) 
Work with multiple voltages: 24V, 36V and 48V with the same controller 
Report failure components by beeps 
Motor phase self detection and calibration 
Support Forward and Reverse Control 
Excessive Current Protection 
Low Voltage Protection 
High Reliability