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Table b-1 – Motorola DSP56012 User Manual

Page 237

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Programming Reference

MOTOROLA

DSP56012 User’s Manual

B-5

Table B-1

Interrupt Starting Addresses and Sources

Interrupt

Starting Address

IPL

Interrupt Source

P:$0000

3

Hardware RESET

P:$0002

3

Stack Error

P:$0004

3

Trace

P:$0006

3

SWI

P:$0008

0–2 IRQA

P:$000A

0–2 IRQB

P:$000C

Reserved

P:$000E

Reserved

P:$0010

0–2 SAI Left Channel Transmitter if TXIL = 0

P:$0012

0–2 SAI Right Channel Transmitter if TXIL = 0

P:$0014

0–2 SAI Transmitter Exception if TXIL = 0

P:$0016

0–2 SAI Left Channel Receiver if RXIL = 0

P:$0018

0–2 SAI Right Channel Receiver if RXIL = 0

P:$001A

0–2 SAI Receiver Exception if RXIL = 0

P:$001C

Reserved

P:$001E

3

NMI

P:$0020

0–2 SHI Transmit Data

P:$0022

0–2 SHI Transmit Underrun Error

P:$0024

0–2 SHI Receive FIFO Not Empty

P:$0026

Reserved

P:$0028

0–2 SHI Receive FIFO Full

P:$002A

0–2 SHI Receive Overrun Error

P:$002C

0–2 SHI Bus Error

P:$002E

Reserved

P:$0030

0–2 HI Receive Data

P:$0032

0–2 HI Transmit Data

P:$0034

0–2 HI Command (Default)

P:$0036

Available for Host Command

P:$0038

Available for Host Command

P:$003A

Available for Host Command

P:$003C

Available for Host Command

P:$003E

3

Illegal Instruction

P: $0040

0–2 SAI Left Channel Transmitter if TXIL = 1

P: $0042

0–2 SAI Right Channel Transmitter if TXIL = 1

P: $0044

0–2 SAI Transmitter Exception if TXIL = 1

P: $0046

0–2 SAI Left Channel Receiver if RXIL = 1

P: $0048

0–2 SAI Right Channel Receiver if RXIL = 1