On Sun, Jan 06, 2002 at 09:33:29PM +0800, Rui-Xiang Guo wrote:
> > I did some changes in the code that determines the sign of a value in linusbhid,
> > maybe it's wrong.  (The spec says nothing about sign.)  What are the min and
> > max values?
> 
> Hello,
> here are their value:
> 
> logical_minimum = -128, logical_maximum = 127
> physical_minimum = 0, physical_maximum = 255

Hmm, I tried to track the hid_get_data() return from my gamepad.
I found this result:
    0
0 -128 -1
   -1
These values map to the X and Y axis.
Seems to a bit strange. Have any idea?