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Interrupt Sources and Priorities

DSP56303 User’s Manual, Rev. 2

Freescale Semiconductor

B-7

VBA:$02

Stack Error

VBA:$04

Illegal Instruction

VBA:$06

Debug Request Interrupt

VBA:$08

Trap

VBA:$0A

Non-Maskable Interrupt (NMI)

VBA:$0C

Reserved

VBA:$0E

Reserved

VBA:$10

0–2

IRQA

VBA:$12

0–2

IRQB

VBA:$14

0–2

IRQC

VBA:$16

0–2

IRQD

VBA:$18

0–2

DMA Channel 0

VBA:$1A

0–2

DMA Channel 1

VBA:$1C

0–2

DMA Channel 2

VBA:$1E

0–2

DMA Channel 3

VBA:$20

0–2

DMA Channel 4

VBA:$22

0–2

DMA Channel 5

VBA:$24

0–2

Timer 0 Compare

VBA:$26

0–2

Timer 0 Overflow

VBA:$28

0–2

Timer 1 Compare

VBA:$2A

0–2

Timer 1 Overflow

VBA:$2C

0–2

Timer 2 Compare

VBA:$2E

0–2

Timer 2 Overflow

VBA:$30

0–2

ESSI0 Receive Data

VBA:$32

0–2

ESSI0 Receive Data With Exception Status

VBA:$34

0–2

ESSI0 Receive Last Slot

VBA:$36

0–2

ESSI0 Transmit Data

VBA:$38

0–2

ESSI0 Transmit Data With Exception Status

VBA:$3A

0–2

ESSI0 Transmit Last Slot

VBA:$3C

0–2

Reserved

VBA:$3E

0–2

Reserved

VBA:$40

0–2

ESSI1 Receive Data

VBA:$42

0–2

ESSI1 Receive Data With Exception Status

VBA:$44

0–2

ESSI1 Receive Last Slot

Table B-3. Interrupt Sources (Continued)

Interrupt

Starting Address

Interrupt

Priority Level

Range

Interrupt Source

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