stmpe16m31 STMicroelectronics, stmpe16m31 Datasheet - Page 61

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stmpe16m31

Manufacturer Part Number
stmpe16m31
Description
S-touch? 16/24-channel Touchkey Controller With Pwm And Ratio Engines
Manufacturer
STMicroelectronics
Datasheet

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STMPE16M31, STMPE24M31
RATIO_ENG_SET
Address:
Type:
Reset:
Description:
RESERVED
RW
7
0
DATAMODE
[7] RESERVED
[6] DATAMODE
[5] RE2FilterEn
[4] RE1FilterEn
[3] CFG2
[2] CFG1
[1] EN2
[0] EN1
RW
6
0
Setting of data presentation
‘1’ to display 1 byte position data in the first byte of RE1_POS and RE2_POS continuously. The
old data will be overwritten. In this mode, when touch is detected in the slider, interrupt is issued
and host can read the data in its own rate. Only position data is available (8 bits), movement
and time-stamp data are not available.
‘0’ to enable data-buffering. Position, movement and time-stamp are available.
Ratio engine 2 noise filter
‘1’ to enable the filter
‘0’ to disable the filter
Ratio engine 1 noise filter
‘1’ to enable the filter
‘0’ to disable the filter
Ratio engine 2 setting
‘1’ for rotator/wheel configuration
‘0’ for linear/slider configuration
Ratio engine 1 setting
‘1’ for rotator/wheel configuration
‘0’ for linear/slider configuration
‘1’ to enable ratio engine 2
‘0’ to enable ratio engine 1
‘1’ to enable ratio engine 2
‘0’ to enable ratio engine 1
0x80
RW
0x00
Operation setup of ratio engine.
RE2FilterEn
RW
5
0
RE1FilterEn
Doc ID 16174 Rev 3
RW
4
0
CFG2
RW
3
0
Ratio engine setup register
CFG2
RW
2
0
Touch sensor controller
EN2
RW
1
0
EN1
RW
0
0
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