Stereo System User Manual

10 MOTOROLA
PFLUSH Program-Cache Flush PFLUSH
Instruction Fields:
None
Timing: 2 oscillator clock cycles
Memory: 1 program words
00 0000 0000 0011
31 14 13 0
0000 0000 0000 0000 00
Operation:
Flush instruction cache
Assembler Syntax:
PFLUSH
Description:
Flush the whole instruction cache, unlock all cache sectors, set the LRU stack and tag registers to their
default values.
The PFLUSH instruction is enabled both in Cache Mode and PRAM Mode.
CCR Condition Codes: Not affected.
ER Status Bits: Not affected.
IER Flags: Not affected.
Instruction Format: PFLUSH