ADDRESS SPACES

S3C84E5/C84E9/P84E9

 

 

RP0

0

1

1

0

0

0

0

0

 

 

 

 

 

 

 

 

Selects RP1

R11

 

 

 

 

 

 

 

8-bit address

 

 

 

 

 

 

 

1 1 0 0

 

1

0 1 1

 

form instruction

 

 

 

 

 

 

 

'LD R11, R2'

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Specifies working

 

register addressing

 

RP1

1

0

1

0

1

 

0

0

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

0

1

0

1

0

1

1

 

 

 

 

 

 

 

 

Register address (0ABH)

Figure 2-14. 8-Bit Working Register Addressing Example

2-18

Page 53
Image 53
Samsung S3C84E5 user manual Bit Working Register Addressing Example