CAP1114 Datasheet, PDF (10/102 Pages) SMSC Corporation – Multiple Channel Capacitive Touch Sensor and LED Driver

Multiple Channel Capacitive Touch Sensor and LED Driver
Datasheet
1.2 Register Delta
ADDRESS
05h
20h
2Fh
38h
39h
3Fh
40h
41h
42h
46h
4Eh
60h
61h
77h
78h
79h
7Ah
Table 1.1 Register Delta
REGISTER DELTA
DELTA
Changed - Build
Revision
Reset build revision to 10h
Changed -
Configuration
Changed functionality of RPT_EN_B bit.
Changed default
Changed -
Recalibration
Configuration
Removed ACAL_RT[1:0] bits and
replaced with NEG_CNT[1:0] bits. These
bits control recalibration when negative
counts are received.
Changed - Button
Noise Threshold 1
Changed default
Changed - Button
Noise Threshold 2
Changed default
New - Digital
Recalibration
New register to force digital recalibration
on all sensors
New - Configuration 2
New register to control LED touch linking
behavior, LED output behavior, and noise
detection, and interrupt on release
New - Grouped
Channel Sensor
Enable
New register to enable individual sensors
within the grouped sensors
New - Proximity Control
New register to enable / configure
proximity settings on CS1
New - Group Button
Calibration Activate
New register to force calibration on
individual grouped sensors
New - Sampling
Channel Select
New register to select which channels
can be controlled via the Sampling
Configuration register
New - LED Status 1
New register to store status for LEDs that
have finished their programmed behavior
New - LED Status 2
New register to store status for LEDs that
have finished their programmed behavior
New - Linked LED
Transition Control 1
New register to control transition effect
when LED linked to CS sensor
New - Linked LED
Transition Control 2
New register to control transition effect
when LED linked to CS sensor
New - LED Mirror
Control 1
New register to control LED output
mirroring for brightness control when
polarity changed
New - LED Mirror
Control 2
New register to control LED output
mirroring for brightness control when
polarity changed
DEFAULT
10h
29h
93h
AAh
AAh
00h
00h
7Fh
02h
00h
00h
00h
00h
00h
00h
00h
00h
Revision 1.1 (02-04-11)
10
DATASHEET
SMSC CAP1114