dsp56000 Freescale Semiconductor, Inc, dsp56000 Datasheet - Page 548

• Manufacturer Part Number: dsp56000
• Description: 24-bit Digital Signal Processor Family Manual
• Manufacturer: Freescale Semiconductor, Inc

Operation:
Description: Suspend normal instruction execution and begin SWI exception process-
ing. The interrupt priority level (I1,I0) is set to 3 in the status register (SR) if a long inter-
rupt service routine is used.
Restrictions:
An SWI instruction cannot be used in a fast interrupt routine.
An SWI instruction cannot be repeated using the REP instruction.
Example:
Explanation of Example: The SWI instruction suspends normal instruction execution
and initiates SWI exception processing.
A - 282
SWI
Begin SWI exception processing
SWI
:
:
Freescale Semiconductor, Inc.
For More Information On This Product,
INSTRUCTION DESCRIPTIONS
INSTRUCTION SET DETAILS
;begin SWI exception processing
Go to: www.freescale.com
Software Interrupt
Assembler Syntax:
SWI
MOTOROLA
SWI