参数资料
型号: KITMPR084EVM
厂商: Freescale Semiconductor
文件页数: 10/40页
文件大小: 0K
描述: KIT EVAL 8-PAD TOUCH MPR084
标准包装: 1
传感器类型: 触摸,电容式
接口: I²C
电源电压: 1.8 V ~ 3.6 V
嵌入式: 是,其它
已供物品: 板,缆线,CD
已用 IC / 零件: MPR084
产品目录页面: 2808 (CN2011-ZH PDF)
相关产品: MPR084EJR2CT-ND - IC CTLR TOUCH SENSR PROX 16TSSOP
MPR084QR2-ND - IC CTLR TOUCH SENSOR PROX 16-QFN
MPR084Q-ND - IC CTLR TOUCH SENSOR PROX 16-QFN
MPR084EJR2TR-ND - IC CTLR TOUCH SENSR PROX 16TSSOP
MPR084EJ-ND - IC CTLR TOUCH SENSR PROX 16TSSOP
MPR084
Sensors
18
Freescale Semiconductor
5.3.1
Low Power Configuration Register
The Low Power Configuration register is used to set both the Idle Timeout Period and Sleep Cycle Duration multiplication factors.
The I2C slave address of the Low Power Configuration Register is 0x11.
Figure 21. Low Power Configuration Register
7
6
543210
R
ITP
SCD
W
Reset:
0
000000
= Unimplemented
Table 12. Low Power Configuration Register Field Descriptions
Field
Description
7:5
ITP
Idle Timeout Period – The Idle Timeout Period selects the amount to multiply the
TASP (touch acquisition sample period) by to determine the idle interface timeout
(IIT) period of the sensor controller.
000 Encoding 0 – Disables Low Power Mode
001 Encoding 1 – Sets the ITP multiplication factor to 1
~
111 Encoding 7 – Sets the ITP multiplication factor to 7
4:0
SCD
Sleep Cycle Duration – The Sleep Cycle Duration Field selects the amount to
multiply the TASP (touch acquisition sample period) by to determine the Sleep
period of the sensor controller.
00000 Encoding 0 – Disables Low Power Mode
00001 Encoding 1 – Sets the SCD multiplication factor to 1
~
11111 Encoding 31 – Sets the SCD multiplication factor to 31
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