CAP1188 Datasheet, PDF (30/79 Pages) Microchip Technology – 8 Channel Capacitive Touch Sensor with 8 LED Drivers

CAP1188
TABLE 6-1:
Register
Address
2Bh
2Dh
2Fh
30h
31h
32h
33h
34h
35h
36h
37h
38h
40h
41h
42h
43h
44h
50h
51h
REGISTER SET IN HEXADECIMAL ORDER (CONTINUED)
R/W
Register Name
Function
Default Value
R/W
Multiple Touch Pattern Determines the multiple touch pattern
Configuration
(MTP) configuration
00h
Determines the pattern or number of
R/W Multiple Touch Pattern sensor inputs used by the MTP cir-
FFh
cuitry
R/W
Recalibration Configura- Determines re-calibration timing and
tion
sampling window
8Ah
R/W
Sensor Input 1 Thresh-
old
Stores the delta count threshold to
determine a touch for Capacitive
Touch Sensor Input 1
40h
R/W
Sensor Input 2 Thresh-
old
Stores the delta count threshold to
determine a touch for Capacitive
Touch Sensor Input 2
40h
R/W
Sensor Input 3 Thresh-
old
Stores the delta count threshold to
determine a touch for Capacitive
Touch Sensor Input 3
40h
R/W
Sensor Input 4 Thresh-
old
Stores the delta count threshold to
determine a touch for Capacitive
Touch Sensor Input 4
40h
R/W
Sensor Input 5 Thresh-
old
Stores the delta count threshold to
determine a touch for Capacitive
Touch Sensor Input 5
40h
R/W
Sensor Input 6 Thresh-
old
Stores the delta count threshold to
determine a touch for Capacitive
Touch Sensor Input 6
40h
R/W
Sensor Input 7 Thresh-
old
Stores the delta count threshold to
determine a touch for Capacitive
Touch Sensor Input 7
40h
R/W
Sensor Input 8 Thresh-
old
Stores the delta count threshold to
determine a touch for Capacitive
Touch Sensor Input 8
40h
R/W
Sensor Input Noise
Threshold
Stores controls for selecting the noise
threshold for all sensor inputs
01h
Standby Configuration Registers
R/W
Standby Channel
Controls which sensor inputs are
enabled while in standby
00h
R/W
Standby Configuration
Controls averaging and cycle time
while in standby
39h
R/W
Standby Sensitivity
Controls sensitivity settings used while
in standby
02h
R/W
Standby Threshold
Stores the touch detection threshold
for active sensor inputs in standby
40h
R/W
Configuration 2
Stores additional configuration con-
trols for the device
40h
Base Count Registers
R
Sensor Input 1 Base
Count
Stores the reference count value for
sensor input 1
C8h
R
Sensor Input 2 Base
Count
Stores the reference count value for
sensor input 2
C8h
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DS00001620C-page 30
 2015 Microchip Technology Inc.