MC68030RC33 Address Mode - Motorola

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MC68030RC33

Manufacturer Part Number
MC68030RC33
Description
MC68030RC33ENHANCED 32-BIT MICROPROCESSOR
Manufacturer
Motorola
Datasheet
11.7.1 MMU Effective Address Calculation (Continued)

Address Mode

FULL FORMAT EXTENSION WORD(S)
([d
,B])
32
([d
,B],I)
32
([d
,B],d
)
32
16
([d
,B],I,d
)
32
16
([d
,B],d
)
32
32
([d
,B],I,d
)
32
32
B =
Base address; O, An, Xn, An+Xn. Form does not affect timing.
I =
Index; O, Xn
*No separation on effective address and operation in timing. Head and tail are the operation's.
NOTE: Xn cannot be in B and I at the same time. Scaling and size of Xn do not affect timing.
MOTOROLA
Head
Tail
6
0
6
0
6
0
6
0
6
0
6
0
MC68030 USER’S MANUAL
Instruction Execution Timing
I-Cache Case No-Cache Case
20(1/0/0)
20(1/2/0)
20(1/0/0)
20(1/2/0)
20(1/0/0)
20(1/3/0)
20(1/0/0)
20(1/3/0)
22(1/0/0)
22(1/3/0)
22(1/0/0)
22(1/3/0)
11-59

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