8 Channel Capacitive Touch Sensor with 2 LED Drivers
Datasheet
Table 5.1 Register Set in Hexadecimal Order (continued)
REGISTER
ADDRESS
DEFAULT
VALUE
R/W
REGISTER NAME
FUNCTION
PAGE
Controls the behavior and response
of LEDs 1 - 2
81h
84h
85h
R/W
LED Behavior 1
00h
20h
14h
Page 68
Controls the period of each breathe
during a pulse
R/W
R/W
LED Pulse 1 Period
LED Pulse 2 Period
Page 70
Page 72
Controls the period of the breathing
during breathe and pulse operation
Controls the period of an LED
breathe operation
86h
88h
90h
R/W
R/W
R/W
LED Breathe Period
LED Config
5Dh
04h
F0h
Page 73
Page 74
Page 75
Controls LED configuration
LED Pulse 1 Duty
Cycle
Determines the min and max duty
cycle for the pulse operation
Determines the min and max duty
cycle for breathe and pulse
operation
LED Pulse 2 Duty
Cycle
91h
R/W
F0h
Page 75
LED Breathe Duty
Cycle
Determines the min and max duty
cycle for the breathe operation
92h
93h
94h
95h
B1h
B2h
B3h
B4h
B5h
B6h
B7h
B8h
B9h
R/W
R/W
R/W
F0h
F0h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
Page 75
Page 75
Page 76
Page 77
Page 80
Page 80
Page 80
Page 80
Page 80
Page 80
Page 80
Page 80
Page 80
Determines the min and max duty
cycle for Direct mode LED operation
LED Direct Duty Cycle
LED Direct Ramp
Rates
Determines the rising and falling
edge ramp rates of the LEDs
Determines the off delay for all LED
behaviors
R/W
R
LED Off Delay
Sensor Input 1
Calibration
Stores the upper 8-bit calibration
value for sensor input 1
R
R
R
R
R
R
R
R
Sensor Input 2
Calibration
Stores the upper 8-bit calibration
value for sensor input 2
Sensor Input 3
Calibration
Stores the upper 8-bit calibration
value for sensor input 3
Sensor Input 4
Calibration
Stores the upper 8-bit calibration
value for sensor input 4
Sensor Input 5
Calibration
Stores the upper 8-bit calibration
value for sensor input 5
Sensor Input 6
Calibration
Stores the upper 8-bit calibration
value for sensor input 6
Sensor Input 7
Calibration
Stores the upper 8-bit calibration
value for sensor input 7
Sensor Input 8
Calibration
Stores the upper 8-bit calibration
value for sensor input 8
Sensor Input
Calibration LSB 1
Stores the 2 LSBs of the calibration
value for sensor inputs 1 - 4
Revision 1.32 (01-05-12)
SMSC CAP1128
DATA4S0HEET
SMSC [ SMSC CORPORATION ]
