MFC2000 datasheet(76/426 Pages) ETC

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MFC2000 Multifunctional Peripheral Controller 2000

Hardware Description

4-46

Conexant

100723A

4.4

Interrupt Controller

4.4.1

Function Description

Table 4-9. MFC2000 Interrupt and Reset Signals

Description

External

Source

Internal

Source

IRQ

Number

Modem Interrupt

MIRQn

P80 Core

IRQ0

Countach Bus System Interrupt

(irqcbs)

Countach Imaging DSP

Bus System

IRQ1

Print subsystem Interrupt

PRTIRQn



IRQ2

Scan Step Interrupt

(irqsstep)

Motor Control Block

IRQ3

Vertical Print Step Interrupt

(irqvpstep)

Motor Control Block

IRQ4

SASIF Interrupt

(irqsasif)



SASIF Block

IRQ5

DMA ch.2 Interrupt (irqdma2)



DMA Control Block

IRQ6

Bi-level Resolution Conversion

Interrupt (irqbrc)



Bi-level Resolution

Conversion Block

IRQ7

DMA ch.10 Interrupt (irqdma10)



DMA Control Block

IRQ8

Reset

BATRSTn

RESETn

Watchdog Timer &

power-down lockout

N/A

VSC IF Interrupt (irqvsc)



VSC IF Block

IRQ9

Timer Interrupt 1

(irqtimer1)



Interrupt Controller

IRQ10

External Interrupt 1

IRQ11



IRQ11

PIO Interrupt

(irqpio)



PIO Block

IRQ12

External Interrupt 2

IRQ13



IRQ13

T.4/T.6 Interrupt

(irqt4)



T.4/T.6 Block

IRQ14

SOPIF Interrupt

(irqsopif)



SOPIF Block

IRQ15

System Interrupt

(irqsys)

IRQ16

Power Down Block

IRQ16

Software Interrupt

(irqsw)



Interrupt Controller

IRQ17

SSIF Interrupt

(irqssif)



SSIF

IRQ18

DMA ch.5 Interrupt (irqdma5)



DMA Controller

IRQ19

SmartDAA IF Interrupt (irqsdaa)



SmartDAA IF

IRQ20

Timer Interrupt 2

(irqtimer2)



Interrupt Controller

IRQ21

USB Interrupt

(irqusb)



USB Block

IRQ22

MFC2000 数据表(PDF) 76 Page - List of Unclassifed Manufacturers

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MFC2000 数据表(PDF) 76 Page - List of Unclassifed Manufacturers

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