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Illegal illegal instruction interrupt illegal – Motorola DSP96002 User Manual

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DSP96002 USER’S MANUAL

MOTOROLA

ILLEGAL

Illegal Instruction Interrupt

ILLEGAL

Instruction Fields:

None

Timing: 8 oscillator clock cycles

Memory: 1 program words

00

0000

0000

0101

31

14 13

0

0000

0000

0000

0000

00

Operation:

Begin Illegal Instruction exception processing.

Assembler Syntax:

ILLEGAL

Description:

Normal instruction execution is suspended and Illegal Instruction exception processing is initiated. The

interrupt priority level (I1,I0) is set to 3 in the status register if a long interrupt service routine is used.

CCR Condition Codes: Not affected.

ER Status Bits: Not affected.

IER Flags: Not affected.

Instruction Format: ILLEGAL