CAP1214 Datasheet, PDF (36/107 Pages) SMSC Corporation – Multiple Channel Capacitive Touch Sensor and LED Driver

Multiple Channel Capacitive Touch Sensor and LED Driver
Datasheet
Table 6.1 Register Set in Hexadecimal Order (continued)
REGISTER
ADDRESS
27h
28h
29h
2Ah
2Bh
2Ch
2Dh
2Eh
2Fh
30h
31h
32h
33h
34h
35h
36h
R/W
REGISTER NAME
FUNCTION
DEFAULT
VALUE
Enables Interrupts associated with
R/W
Interrupt Enable 1 the grouped sensors and sensors
FFh
1-7
R/W
Interrupt Enable 2
Enables Interrupts associated with
GPIOs 1 - 8
00h
R/W
Sleep Channel
Control
Determines the number and which
channels are measured during
Sleep
00h
R/W
Multiple Press
Configuration
Determines the number of
simultaneous presses to flag a
multiple press condition
82h
R/W
Lid Closure
Configuration
Controls Lid Closure detection and
operation
00h
R/W
Lid Closure Queue
Control
Controls how many samples must
exceed the lid closure threshold for
Button and Slider operation
02h
R/W
Lid Closure Pattern 1
Stores pattern bits for lid closure
detection for channels 1 - 7
7Fh
R/W
Lid Closure Pattern 2
Stores pattern bits for lid closure
detection for channels 8 - 14
7Fh
R/W
Recalibration
Configuration
Determines re-calibration timing
and sampling window
93h
Stores the delta count threshold to
R/W Sensor 1 Threshold determine a touch for Capacitive
40h
Touch Sensor 1
Stores the delta count threshold to
R/W Sensor 2 Threshold determine a touch for Capacitive
40h
Touch Sensor 2
Stores the delta count threshold to
R/W Sensor 3 Threshold determine a touch for Capacitive
40h
Touch Sensor 3
Stores the delta count threshold to
R/W Sensor 4 Threshold determine a touch for Capacitive
40h
Touch Sensor 4
Stores the delta count threshold to
R/W Sensor 5 Threshold determine a touch for Capacitive
40h
Touch Sensor 5
Stores the delta count threshold to
R/W Sensor 6 Threshold determine a touch for Capacitive
40h
Touch Sensor 6
Stores the delta count threshold to
R/W Sensor 7 Threshold determine a touch for Capacitive
40h
Touch Sensor 7
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Revision 1.0 (08-30-10)
36
DATASHEET
SMSC CAP1214