Supervisor (Privileged) Instructions
6-52 M68000 FAMILY PROGRAMMER’S REFERENCE MANUAL MOTOROLA
PMOVE Move to/from MMU Registers PMOVE
(MC68EC030)
NOTE
Assembler syntax for the MC68851 uses the symbol PMMU
status register for the ACUSR; and for the MC68030, the
symbols TT0 and TT1 for AC0 and AC1.
Instruction Format:
ACx Registers
Instruction Fields:
Effective Address field—Specifies the memory location for the transfer.
P-Register field—Specifies the ACx register.
001—Access Control Register 0
011—Access Control Register 1
R/W field—Specifies the direction of transfer.
0—Memory to ACUSR
1—ACUSR to memory
1514131211109876543210
1111000000
EFFECTIVE ADDRESS
MODE REGISTER
0 0 0 P-REGISTER R/W 000000000
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