FUJITSU MB91F109 FR30 User Manual
Page 137
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4.1 Outline of Bus Interface
■
Bus Interface Registers
Figure 4.1.1 shows the bus interface registers.
Figure 4.1-1 Bus Interface Registers
For details on the mode register (MODR), see Section 2.10, "Operation Mode."
31
--------
24 23
--------
16 15
--------
8 7
--------
0
(Area Select
Reg. 1)
(Area Mode Reg. 1)
(Area Select
Reg. 2)
(Area Mode Reg. 2)
(Area Select
Reg. 3)
(Area Mode Reg. 3)
(Area Select
Reg. 4)
(Area Mode Reg. 4)
(Area Select
Reg. 5)
(Area Mode Reg. 5)
(ReFresh Control
Register)
(External
Pin Control
0)
(External
Pin Control
1)
(DRAMControl
Reg. 4)
(DRAMControl
Reg. 5)
ASR 1
ASR 4
ASR 3
ASR 2
ASR 5
AMR 1
AMR 5
AMR 4
AMR 3
AMR 2
AMD 0
AMD 5
AMD 1
AMD 32
AMD 4
DSCR
EPCR 0
EPCR 1
DMCR 4
DMCR 5
RFCR
MODR
LER
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