Touch-screen calibration problems?

Touch-screen calibration problems?

Jirui using the touch screen, installed after the end of the drive can be an accurate three-point correction, that is not point correction after the “yes”, is not always Location in the “yes” on.This is why?

Added problem:
point that the use of a mouse, but can not touch accurate positioning.2008-09-23 09:24

Check values and algorithms it wrong.Look at the driver or circuit is not a problem.Three times the value of correction made sure that there are problems .

uh, you use the emulator like to see three out of the correction value, and then will determine the screen is not broken ..