STMPE811 datasheet(23/66 Pages) STMICROELECTRONICS

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STMPE811

System and identification registers

Doc ID 14489 Rev 5

23/66

SYS_CTRL1

Reset control

Address:

0x03

Type:

R/W

Reset:

0x00

Description:

The reset control register enables to reset the device

SYS_CTRL2

Clock control

Address:

0x04

Type:

R/W

Reset:

0x0F

Description:

This register enables to switch off the clock supply

7654

RESERVED

SOFT_RESET

HIBERNATE

[7:2] RESERVED

[1] SOFT_RESET: Reset the STMPE811 using the serial communication interface

[0] HIBERNATE: Force the device into hibernation mode.

Forcing the device into hibernation mode by writing ‘1’ to this bit would disable the hot-key

feature. If the hot-key feature is required, use the default auto-hibernation mode.

7654

−−

TS_OFF

GPIO_OFF

TSC_OFF

ADC_OFF

[7:4] RESERVED

[3] TS_OFF: Switch off the clock supply to the temperature sensor

1: Switches off the clock supply to the temperature sensor

[2] GPIO_OFF: Switch off the clock supply to the GPIO

1: Switches off the clock supply to the GPIO

[1] TSC_OFF: Switch off the clock supplyto the touchscreen controller

1: Switches off the clock supply to the touchscreen controller

[0] ADC_OFF: Switch off the clock supply to the ADC

1: Switches off the clock supply to the ADC

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