AS3722 datasheet(133/199 Pages) AMSOSRAM

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Page 132

ams Datasheet

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[v1-01] 2015-Sep-07

AS3722 − Register Description

Figure 134:

Startup_Control

Addr:33h

Startup_Control

Bit

Bit Name

Default

Access

Bit Description

onkey_lpress_reset

RW_SS

Selects behavior on onkey_lpress

0 : change to power_off mode on long press

1 : apply reset on long press

lid_rising_en

Select LID detection in power off mode

Read write

0 : Exit of Power Off mode, if LID is detected

(level detection)

1 : Exit of Power Off mode, if LID active is

detected (rising edge detection after possible

inversion)

ac_ok_rising_en

Select AC_OK detection in power off mode

Read Write

0 : Exit of Power Off mode, if AC_OK is detected

(level detection)

1 : Exit of Power Off mode, if AC_OK active is

detected (rising edge detection after possible

inversion)

power_off_at_vsuplow

RW_SS

Switch on Power_Off mode if low VBAT/VSUP is

detected during Active or Standby mode (pin

ONKEY=low and bit auto_off=0)

0 : If low VBAT/VSUP is detected, continuously

monitor battery voltage and startup if battery

voltage is above ResVoltRise

1 : If low VBAT/VSUP is detected, enter

Power_Off mode

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