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Section 2 CPU
Addressing Mode and
Instruction Format
No.
8
Memory indirect @@aa:8
· Normal mode
op
abs
· Advanced mode
op
abs
Legend:
r, rm, rn: Register field
op:
Operation field
disp:
Displacement
IMM:
Immediate data
abs:
Absolute address
Rev. 3.00 Mar 21, 2006 page 50 of 814
REJ09B0302-0300
Effective Address
Calculation
23
8 7
H'0000
abs
15
Memory contents
23
8 7
H'0000
abs
31
Memory contents
Effective Address
0
0
0
23
16 15
H'00
0
0
0
23
0
0
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