CRTOUCH Datasheet, PDF (55/68 Pages) Freescale Semiconductor, Inc – Capacitive and Resistive Touch Sensing Application Specific IC.

Memory Map and Registers Description
Signal
7
6–0
LPSENS
Description
Reserved
Determines the sensibility value for the low power electrode.
4.2.5.10 Capacitive Resolution register
This register determines the resolution of the capacitive samples. Increasing the capacitive resolution helps improving the signal
to noise ratio when using thick dielectrics. A reset is needed for this value to take effect.
Bit
7
6
5
4
3
Field
Reserved
2
1
0
CAPRES
Signal
7–4
Reserved
3–0
CAPRES
Reserved
Resolution of capacitive samples.
0–7 Reserved
8–11 Resolution value
12–15 Reserved
Description
4.2.5.11 Capacitive Events register
This register is used to configure events for keypad, rotary and slider controls. Each bit has a different meaning if the enabled
control is a keypad, rotary, or slider.
Bit
Field
7
6
5
Reserved
4
RELEN
3
AUTOREPEN
2
HLDEN
1
0
MOVEN TOUCHEN
CRTouch Data Sheet, Rev. 3
Freescale Semiconductor
55