STMPE16M31 datasheet(10/85 Pages) STMICROELECTRONICS

Part #	STMPE16M31

Description	S-Touch짰 16/24-channel touchkey controller with PWM and ratio engines

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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10 / 85 page

Pin assignment

STMPE16M31, STMPE24M31

10/85

Doc ID 16174 Rev 4

Figure 6.

Power states

1.

STMPExxM31 remains in active mode when PWM is running.

Table 4.

Functions available in each power state

Hibernate

Sleep

Active

I2C

Yes

GPIO hotkey

Yes

PWM

No

Yes

Capacitive sensing

No

Slow

Yes

Ratio engine

No

No(1)

1.

When the ratio engine is enabled, device transitions to active state whenever a touch on the slider/wheel is

detected, even if it was previously in sleep mode.

Yes

AM08686V1

Reset

ACTIVE

Host command

Hotkeys,

I2C

Touch hotkeys,

I2C

HIBERNATE

SLEEP

Host command

Obsolete

Product(s)

- Obsolete

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