Area Select Register (Asr) And Area Mask Register (Amr) - Fujitsu MB91F109 FR30 Hardware Manual

CHAPTER 4 BUS INTERFACE
4.4

Area Select Register (ASR) and Area Mask Register (AMR)

The area select registers (ASR1 to ASR5) and area mask registers (AMR1 to AMR5)
specify the range of address space for chip select areas 1 to 5.
Configuration of Area Select Register (ASR) and Area Mask Register (AMR)
The area select register (ASR) and area mask register (AMR) are configured as shown below.
Area select registers (ASR1 to ASR5)
ASR1
Address: 0000060C
H
ASR2
Address: 00000610
H
ASR3
Address: 00000614
H
ASR4
Address: 00000618
H
ASR5
Address: 0000061C
H
Area mask registers (AMR1 to AMR5)
AMR1
Address: 0000060E
H
AMR2
Address: 0000 0612
H
AMR3
Address: 0000
0616
H
AMR4
Address: 0000 061A
H
AMR5
Address: 0000
061E
H
118
15 14 13 12
A31 A30 A29
15 14 13 12
A31 A30 A29
15 14 13 12
A31 A30 A29
15 14 13 12
A31 A30 A29
15 14 13 12
A31 A30 A29
15 14 13 12
A31 A30 A29
15 14 13 12
A31 A30 A29
15 14 13 12
A31 A30 A29
15 14 13 12
A31 A30 A29
15 14 13 12
A31 A30 A29
2 1 0
A18 A17 A16
2 1 0
A18 A17 A16
2 1 0
A18 A17 A16
2 1 0
A18 A17 A16
2 1 0
A18 A17 A16
2 1 0
A18 A17 A16
2 1 0
A18 A17 A16
2 1 0
A18 A17 A16
2 1 0
A18 A17 A16
2 1 0
A18 A17 A16
Access
Initial value
0001 W
H
Initial value Access
0002 W
H
Access
Initial value
0003 W
H
Access
Initial value
0004 W
H
Access
Initial value
0005 W
H
Initial value
Access
0000 W
H
Initial value
Access
0000 W
H
Initial value
Access
0000 W
H
Initial value Access
0000 W
H
Initial value
Access
0000 W
H