Supervisor (Privileged) Instructions
6-60 M68000 FAMILY PROGRAMMER’S REFERENCE MANUAL MOTOROLA
PSAVE PMMU Save Function PSAVE
(MC68851)
Instruction Format:
Instruction Fields:
Effective Address field—Specifies the destination location. Only control or
predecrement addressing modes can be used as listed in the following table:
1514131211109876543210
1111000100
EFFECTIVE ADDRESS
MODE REGISTER
Addressing Mode Mode Register Addressing Mode Mode Register
Dn — — (xxx).W 111 000
An — — (xxx).L 111 001
(An) 010 reg. number:An # < data > — —
(An) + — —
—(An) 100 reg. number:An
(d
16
,An) 101 reg. number:An (d
16
,PC) — —
(d
8
,An,Xn) 110 reg. number:An (d
8
,PC,Xn) — —
(bd,An,Xn) 110 reg. number:An (bd,PC,Xn) — —
([bd,An,Xn] ,od) 110 reg. number:An ([bd,PC,Xn] ,od) — —
([bd,An],Xn ,od) 110 reg. number:An ([bd,PC],Xn ,od) — —
Commenti su questo manuale