AS3517H-ECTP datasheet(89/94 Pages) AMSCO

89 / 94 page

AS3517 V17

Data Sheet, Confidential

www.austriamicrosystems.com

Table 90 Fifth Interupt Register

Name

Base

Default

IRQ_ENRD_4

2-wire serial

0x00

Fifth Interrupt Register

Offset: 27h

Please be aware that writing to this register will enable/disable the corresponding

interrupts, while with reading you get the actual interrupt status and will clear the

settings. This register is reset at a DVDD-POR.

Bit

Bit Name

Default

Access

Bit Description

7:6

T_DEB<1:0>

R/W

Sets the USB and Charger connect de-bounce time:

00: 340ms

01: 170ms

10: 85ms

11: 4ms

XIRQ_AH

R/W

Sets the active output state of the XIRQ line:

0: IRQ is active low

1: IRQ is active high

XIRQ_PP

R/W

Sets the XIRQ output buffer type:

0: IRQ output is open drain

1: IRQ output is push pull

Microphone 2 remote key press detection interrupt setting

0: disable

1: enable

REM2_DET

(edge)

Microphone 2 remote key press detection interrupt reading

0: no key press detected

1: Microphone 2 supply current got increased, remote key

press detected -> measure MICS supply current

Microphone 1 remote key press detection interrupt setting

0: disable

1: enable

REM1_DET

(edge)

Microphone 1 remote key press detection interrupt reading

0: no key press detected

1: Microphone 1 supply current got increased, remote key

press detected -> measure MICS supply current

RTC timer interrupt setting

0: disable

1: enable

RTC_UPDATE

(edge)

RTC timer interrupt reading

0: no RTC interrupt occurred

1: RTC timer interrupt occurred. Selecting minute or second

interrupt can be done via RTCT register (29h)

ADC end of conversion interrupt setting

0: disable

1: enable

ADC_EOC

(edge)

ADC end of conversion interrupt reading

0: ADC conversion not finished

1: ADC conversion finished. Read out ADC_0 and ADC_1

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