AS3517H-ECTP datasheet(85/94 Pages) AMSCO

85 / 94 page

AS3517 V17

Data Sheet, Confidential

www.austriamicrosystems.com

Table 88 Third Interrupt Register

Name

Base

Default

IRQ_ENRD_2

2-wire serial

00h

Third Interrupt Register

Offset: 25h

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

Battery over-temperature interrupt setting.

0: disable

1: enable interrupt if battery temperature exceeds 45°C

The interrupt must not be enabled if the charger block and

battery temperature supervision is disabled

BATTEMP_HIGH

(level)

Battery over-temperature interrupt reading

0: battery temperature below 45°C

1: battery temperature was too high and the charger was

turned off. The charger will be turned on again, when the

temperature gets below 42°C

Battery end of charge interrupt setting

0: disable

1: enable

The interrupt must not be enabled if the charger block is

disabled

CHG_EOC

(level)

Battery end of charge interrupt reading

0: battery charging in progress

1: charging is complete, charging current is below 10% of

nominal current, turn off charger

To check end of charge again the charger has to be turned on.

CHG_STATUS

0: no charger input source connected

1: charger input source connected, also valid if charger is

connected during wakeup

Charger input status change interrupt setting

0: disable

1: enables an interrupt on a low to high or high to low change

of CHGIN pin.

CHG_CHANGED

(status change)

Charger input status change interrupt reading

0: charger input status not changed

1: charger input status changed, check CHG_STATUS

USB_STATUS

0: no USB input connected

1: USB input connected, also valid if USB is connected during

wakeup. The threshold can be set in the USB_UTIL register

(1Ah)

USB input status change interrupt setting

0: disable

1: enables an interrupt on a low to high or high to low change

of VBUS pin. The threshold can be set in the USB_UTIL

USB_CHANGED

(status change)

USB input status change interrupt reading

0: USB input status not changed

1: USB input status changed, check USB_STATUS

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