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| MC68030 Datasheet, PDF (466/602 Pages) Motorola, Inc – ENHANCED 32-BIT MICROPROCESSOR | |||
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Instruction Execution Timing
11.6.3 Calculate Effective Address (cea) (Continued)
Address Mode
Head
Tail
SINGLE EFFECTIVE ADDRESS INSTRUCTION FORMAT
% Dn
% An
(An)
(An)+
â(An)
(d16,An) or (d16,PC)
(xxx).W
(xxx).L
â
â
â
â
2 + op head
0
0
0
2 + op head
0
2 + op head
0
2 + op head
0
4+ op head
0
BRIEF FORMAT EXTENSION WORD
(d8,An,Xn) or (d8,PC,Xn)
4+ op head
0
FULL FORMAT EXENSION WORD(S)
(d16,An) or (d16,PC)
2
0
(d16,An,Xn) or (d16,PC,Xn)
6 + op head
0
([d16,An]) or ([d16,PC])
2
0
([d16,An],Xn) or ([d16,PC],Xn)
2
0
[d16,An],d16) or ([d16,PC],d16)
2
0
([d16,An],Xn,d16) or ([d16,PC],Xn,d16)
2
0
([d16,An],d32) or ([d16,PC],d32)
2
0
([d16,An],Xn,d32) or ([d16,PC],Xn,d32)
2
0
(B)
6 + op head
0
(d16,B)
4
0
(d32,B)
4
0
([B])
4
0
([B],I)
4
0
([B],d16)
4
0
([B],I,d16)
4
0
([B],d32)
4
0
([B],I,d32)
4
0
([d16,B])
4
0
([d16,B],I)
4
0
([d16,B],d16)
4
0
([d16B],I,d16)
4
0
I-Cache Case No-Cache Case
0(0/0/0)
0(0/0/0)
2(0/0/0)
2(0/0/0)
2(0/0/0)
2(0/0/0)
2(0/0/0)
4(0/0/0)
0(0/0/0)
0(0/0/0)
2(0/0/0)
2(0/0/0)
2(0/0/0)
2(0/1/0)
2(0/1/0)
4(0/1/0)
4(0/0/0)
4(0/1/0)
6(0/0/0)
6(0/0/0)
10(1/0/0)
10(1/0/0)
12(1/0/0)
12(1/0/0)
12(1/0/0)
12(1/0/0)
6(0/0/0)
8(0/0/0)
12(0/0/0)
10(1/0/0)
10(1/0/0)
12(1/0/0)
12(1/0/0)
12(1/0/0)
12(2/0/0)
12(1/0/0)
12(1/0/0)
14(1/0/0)
14(1/0/0)
6(0/1/0)
6(0/1/0)
10(1/1/0)
10(1/1/0)
13(1/2/0)
13(1/2/0)
13(1/2/0)
13(1/2/0)
6(0/1/0)
9(0/1/0)
12(0/2/0)
10(1/1/0)
10(1/1/0)
13(1/1/0)
13(1/1/0)
13(1/2/0)
13(1/2/0)
13(1/1/0)
13(1/1/0)
16(2/2/0)
16(2/2/0)
MOTOROLA
MC68030 USERâS MANUAL
11-31
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