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FUJITSU F2MCTM-16LX User Manual

Page 51

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35

CHAPTER 2 CPU

Figure 2.5-1 is an example of a memory space divided into register banks.

Figure 2.5-1 Physical Addresses of Each Space

Table 2.5-1 Default Space

Default space

Addressing mode

Program space

PC indirect, program access, branch

Data space

Addressing mode using @RW0, @RW1, @RW4, or @RW5, @A, addr16, and dir

Stack space

Addressing mode using PUSHW, POPW, @RW3, or @RW7

Additional space

Addressing mode using @RW2 or @RW6

FF

H

B3

H

92

H

68

H

4B

H

FFFFFF

H

FF0000

H

B3FFFF

H

920000

H

68FFFF

H

680000

H

4BFFFF

H

4B0000

H

000000

H

92FFFF

H

B30000

H

: PCB (Program bank register)

: ADB (Additional bank register)

: USB (User stack bank register)

: DTB (Data bank register)

: SSB (System stack bank register)

Program space

Additional space

User stack space

Data space

System stack space

P

h

ysica

l ad

dr

e

s

s