Motorola M68000 - Page 139

9- 12 M68000 8-/16-/32-BIT MICROPROCESSORS USER'S MANUAL MOTOROLA
Table 9-18. Miscellaneous Instruction Execution Times
Instruction Size Register Memory
Register→
Destination**
Source**→
Register
ANDI to CCR — 16(2/0) — — —
ANDI to SR — 16(2/0) — — —
CHK — 8(1/0)+ — — —
EORI to CCR — 16(2/0) — — —
EORI to SR — 16(2/0) — — —
EXG — 6(1/0) — — —
EXT Word 4(1/0) — — —
Long 4(1/0) — — —
LINK — 16(2/2) — — —
MOVE from CCR — 4(1/0) 8(1/1)+* —
MOVE to CCR — 12(2/0) 12(2/0)+ ——
MOVE from SR — 4(1/0) 8(1/1)+* ——
MOVE to SR — 12(2/0) 12(2/0)+ ——
MOVE from USP — 6(1/0) — — —
MOVE to USP — 6(1/0) — — —
MOVEC — — —10(2/0) 12(2/0)
MOVEP Word — — 16(2/2) 16(4/0)
Long — — 24(2/4) 24(6/0)
NOP — 4(1/0) — — —
ORI to CCR — 16(2/0) — — —
ORI to SR — 16(2/0) — — —
RESET — 130(1/0) — — —
RTD — 16(4/0) — — —
RTE Short 24(6/0) — — —
Long, Retry Read 112(27/10) — — —
Long, Retry Write 112(26/1) — — —
Long, No Retry 110(26/0) — — —
RTR — 20(5/0) — — —
RTS — 16(4/0) — — —
STOP — 4(0/0) — — —
SWAP — 4(1/0) — — —
TRAPV — 4(1/0) — — —
UNLK — 12(3/0) — — —
+Add effective address calculation time.
+Use nonfetching effective address calculation time.
**Source or destination is a memory location for the MOVEP instruction and a control register
for the MOVEC instruction.
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