STMPE321 datasheet(15/40 Pages) STMICROELECTRONICS

部件名	STMPE321

功能描述	3-channel capacitive touchkey controller

PDF	40 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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15 / 40 page

STMPE321

System and identification registers

Doc ID 15791 Rev 3

15/40

ID_VER

Revision number

Address:

0x02

Type:

Reset:

0x03

Description:

8-bit revision number

SYS_CFG_1

System configuration 1

Address:

0x03

Type:

R/W

Reset:

0x00

Description:

The reset control register enables the reset of the device

543

RESERVED

SLEEP

WARM_RESET

SOFT_RESET

HIBERNATE

[7:4] RESERVED

[3] SLEEP:

Write ‘1’ to enable sleep mode. Hardware resets this bit to ‘0’ after it successfully enters sleep

mode.

[2] WARM_RESET:

Write ‘1’ to initiate a warm reset. Register content remains, state machine reset.

[1] SOFT_RESET:

Write ‘1’ to initiate a soft reset. All registers content and state machines reset.

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

Write ‘1’ to enter hibernate mode. Hardware resets this bit to ‘0’ after it successfully enters

hibernate mode.

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