Yes, coding is possible. However, it requires modding the switches. There's some plastic that needs to be removed so that the 2nd "stage" of the switch (the auto part) can be accessed. Then, it requires coding to enable the one-touch feature. Here is a DIY on how to do the physical modding as well as the coding (with PA Soft).
http://www.zhpmafia.com/forums/showt...e-doityourself