Samsung C8278X ユーザーズマニュアル

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S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X  
ADDRESS 
SPACES 
 
2-21 
8-bit address
form instruction
'LD R11, R2'
RP0
0  1  1  0  0
0  0  0
1  1  0  0    1    0  1  1
Selects RP1
R11
Register
address
(0ABH)
RP1
1  0  1  0  1
0  0  0
1  0  1  0  1
0  1  1
Specifies working
register addressing
 
Figure 2-16. 8-Bit Working Register Addressing Example