XRT75R06IB datasheet(51/63 Pages) EXAR

Part #	XRT75R06IB

Description	SIX CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT WITH JITTER ATTENUATOR

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Manufacturer	EXAR [Exar Corporation]

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XRT75R06

SIX CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT WITH JITTER ATTENUATOR

REV. 1.0.0

48

FIGURE 38. INTERRUPT PROCESS

ERROR CONDITION

OCCURS

Interrupt enable

bits at 0x60 and

0xn1 set?

Interrupt status bits

at

0x61 and 0xn2 set.

Interrupt Generated

INT pin goes "Low"

Interrupt Service

Routine

reads the status

register at 0x61

Interrupt Service

Routine

reads the status

register at 0xn2

Interrupt is being

serviced.

Interrupt Pending ?

INT pin goes "High"

Normal Operation

YES

NO

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