Renesas Hitachi H8S/2194 Series Hardware Manual page 77

Addressing Mode and
No. Instruction Format
5 Absolute address
@aa:8
op abs
@aa:16
op
@aa:24
op
@aa:32
op
abs
6 Immediate #xx:8/#xx:16/#xx:32
op
7 Program-counter relative
@(d:8, PC)/@(d:16, PC)
op
Rev. 2.0, 11/00, page 50 of 1037
Effective Address
Calculation
abs
abs
IMM
disp
0
23
PC contents
23 0
Sign
exten- disp
sion
Effective Address (EA)
31 24 23 8 7
Don't
H'FFFF
care
31 24 23 16 15
Sign
Don't
exten-
care
sion
31 24 23
Don't
care
31 24 23
Don't
care
Operand is immediate data
31
24 23
Don't
care
0
0
0
0
0