Table 6-33 Control Instructions - Motorola DSP56800 Manual

Instruction Set Introduction
Operation Operands
ENDDO
REP
Operation Operands
DEBUG
ILLEGAL
NOP
STOP
SWI
WAIT
6-28
Table 6-32. Looping Instructions (Continued)
C W
2 1
#xx 6 1
DDDDD 6 1
Table 6-33. Control Instructions
C W
4 1 Generate a debug event.
4 1 Execute the illegal instruction exception. This instruction is made
available so that code may be written to test and verify interrupt
handlers for illegal instructions.
2 1 No operation.
n/a 1 Enter STOP low-power mode.
8 1 Execute the trap exception at the highest interrupt priority level,
level 1 (non-maskable).
n/a 1 Enter WAIT low-power mode.
DSP56800 Family Manual
Comments
Remove one value from the hardware stack and update the
NL and LF bits appropriately.
Note: Does not branch to the end of the loop.
Hardware repeat of a one-word instruction with immediate
loop count.
Hardware repeat of a one-word instruction with loop count
specified in register.
Any register allowed except: SP, M01, SR, OMR, and HWS.
Comments