Multiple Channel Capacitive Touch Sensor and LED Driver
Datasheet
Table 5.1 Register Set in Hexadecimal Order (continued)
REGISTER
ADDRESS
DEFAULT
VALUE
R/W
REGISTER NAME
FUNCTION
PAGE
Enables Interrupts associated with
the grouped sensors and sensors
1 - 7
27h
28h
29h
R/W
Interrupt Enable 1
FFh
00h
00h
Page 49
Enables Interrupts associated with
GPIOS 1 - 8
R/W
R/W
Interrupt Enable 2
Page 49
Page 51
Determines the number and which
channels are measured during
Sleep Mode
Sleep Channel
Control
Determines the number of
simultaneous presses to flag a
multiple press condition
Multiple Press
Configuration
2Ah
2Bh
2Ch
R/W
R/W
R/W
82h
00h
02h
Page 51
Page 52
Page 53
Lid Closure
Configuration
Controls Lid Closure detection and
operation
Controls how many samples must
exceed the lid closure threshold for
Button and Slider operation
Lid Closure Queue
Control
Stores pattern bits for lid closure
detection for channels 1 - 7
2Dh
2Eh
2Fh
R/W
R/W
R/W
Lid Closure Pattern 1
Lid Closure Pattern 2
7Fh
7Fh
93h
Page 53
Page 53
Page 54
Stores pattern bits for lid closure
detection for channels 8 - 14
Recalibration
Configuration
Determines re-calibration timing
and sampling window
Stores the delta count threshold to
determine a touch for Capacitive
Touch Sensor 1
30h
31h
32h
33h
34h
35h
36h
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Sensor 1 Threshold
Sensor 2 Threshold
Sensor 3 Threshold
Sensor 4 Threshold
Sensor 5 Threshold
Sensor 6 Threshold
Sensor 7 Threshold
Group Threshold
40h
40h
40h
40h
40h
40h
40h
40h
Page 55
Page 55
Page 55
Page 55
Page 55
Page 55
Page 55
Page 55
Stores the delta count threshold to
determine a touch for Capacitive
Touch Sensor 2
Stores the delta count threshold to
determine a touch for Capacitive
Touch Sensor 3
Stores the delta count threshold to
determine a touch for Capacitive
Touch Sensor 4
Stores the delta count threshold to
determine a touch for Capacitive
Touch Sensor 5
Stores the delta count threshold to
determine a touch for Capacitive
Touch Sensor 6
Stores the delta count threshold to
determine a touch for Capacitive
Touch Sensor 7
Stores the delta count threshold to
determine a touch on any of the
Grouped Sensors
37h
SMSC CAP1014
Revision 1.65 (08-11-09)
DATA3S1HEET
SMSC [ SMSC CORPORATION ]
