MC68HC000RC12 Datasheet, PDF (134/189 Pages) Freescale Semiconductor, Inc – 8-/16-/32-Bit Microprocessors User’s Manual

Freescale Semiconductor, Inc.
Table 9-9. Single Operand Instruction
Execution Times
Instruction
Size
Register
Memory
NBCD
Byte
6(1/0)
8(1/1)+
NEG
Byte, Word
4(1/0)
8(1/1)+
Long
6(1/0)
12(1/2)+
NEGX
Byte, Word
4(1/0)
8(1/1)+
Long
6(1/0)
12(1/2)+
NOT
Byte, Word
4(1/0)
8(1/1)+
Long
6(1/0)
12(1/2)+
Scc
Byte, False
4(1/0)
8(1/1)+*
Byte, True
4(1/0)
8(1/1)+*
TAS
Byte
4(1/0)
14(2/1)+*
TST
Byte, Word
4(1/0)
4(1/0)+
Long
4(1/0)
4(1/0)+
+Add effective address calculation time.
*Use nonfetching effective address calculation time.
Table 9-10. Clear Instruction Execution Times
Size
Dn
An
(An)
(An)+
–(An)
CLR
Byte, Word 4(1/0) — 8(1/1) 8(1/1) 10(1/1)
Long
6(1/0) — 12(1/2) 12(1/2) 14(1/2)
*The size of the index register (Xn) does not affect execution time.
(d ₁₆ , An)
12(2/1)
16(2/2)
(d _8, An, Xn)*
16(2/1)
20(2/2)
(xxx).W
12(2/1)
16(2/2)
(xxx).L
16(3/1)
20(3/2)
MOTOROLA
M68000 8-/16-/32-BIT MICROPROCESSORS USER’S MANUAL
9-7
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