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| 型號(hào)： | CAP1028-1-BP-TR |
| 廠商： | STANDARD MICROSYSTEMS CORP |
| 元件分類： | 模擬信號(hào)調(diào)理 |
| 英文描述： | SPECIALTY ANALOG CIRCUIT, QCC20 |
| 封裝： | 4 X 4 MM, ROHS COMPLAINT, QFN-20 |
| 文件頁數(shù)： | 25/69頁 |
| 文件大?。?/td> | 948K |
| 代理商： | CAP1028-1-BP-TR |
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8 Channel Capacitive Touch Sensor with 2 LED Drivers
Datasheet
SMSC CAP1028
31
Revision 1.0 (06-16-09)
DATASHEET
Chapter 5 Register Description
The registers shown in Table 5.1 are accessible through the communications protocol. An entry of ‘-’
indicates that the bit is not used and will always read ‘0’.
Table 5.1 Register Set in Hexadecimal Order
REGISTER
ADDRESS
R/W
REGISTER NAME
FUNCTION
DEFAULT
VALUE
PAGE
00h
R/W
Main Status Control
Controls general power states and
power dissipation
00h
03h
R
Sensor Status
Returns the state of the sampeld
Capacative Touch Sensor
00h
04h
R
LED Status
Stores status bits for LEDs
00h
0Ah
R
Noise Flag Status
Stores the noise flags for sensors
00h
10h
R
Sensor 1 Delta Count
Stores the delta count for CS1
00h
11h
R
Sensor 2 Delta Count
Stores the delta count for CS2
00h
12h
R
Sensor 3 Delta Count
Stores the delta count for CS3
00h
13h
R
Sensor 4 Delta Count
Stores the delta count for CS4
00h
14h
R
Sensor 5 Delta Count
Stores the delta count for CS5
00h
15h
R
Sensor 6 Delta Count
Stores the delta count for CS6
00h
16h
R
Sensor 7 Delta Count
Stores the delta count for CS7
00h
17h
R
Sensor 8 Delta Count
Stores the delta count for CS8
00h
1Fh
R/W
Sensitivity Control
Controls the sensitivity of the
threshold and delta counts and data
scaling of the base counts
2Fh
20h
R/W
Configuration
Controls general functionality and
LED controls
20h
21h
R/W
Sensor Enable
Controls whether the Capacitive
Touch Sensor inputs are sampled
FFh
22h
R/W
Sensor Configuration
Controls reset delay and auto-repeat
delay for sensors operating in the full
power state
A4h
23h
R/W
Sensor Configuration
2
Controls the MPRESS controls for all
sensors
07h
24h
R/W
Averaging and
Sampling Config
Controls averaging and sampling
window
1Dh
26h
R/W
Calibration Activate
Activates manual re-calibration for
Capacative Touch Sensors
FFh
27h
R/W
Interrupt Enable
Enables Interrupts associated with
Capacative Touch Sensors
FFh
28h
R/W
Repeat Rate Enable
Enables repeat rate for Capacative
Touch Sensors
FFh
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