DS07-16301-4E Datasheet, PDF (12/99 Pages) Fujitsu Component Limited. – 32-bit RISC Microcontroller CMOS FR30 Series

MB91101/MB91101A
s DRAM CONTROL PIN
Pin name
Data bus 16-bit mode
2CAS/1WR mode
1CAS/2WR mode
RAS0
Area 4 RAS
Area 4 RAS
RAS1
Area 5 RAS
Area 5 RAS
CS0L
Area 4 CASL
Area 4 CAS
CS0H
Area 4 CASH
Area 4 WEL
CS1L
Area 5 CASL
Area 5 CAS
CS1H
Area 5 CASH
Area 5 WEL
DW0
Area 4 WE
Area 4 WEH
DW1
Area 5 WE
Area 5 WEH
Data bus 8-bit mode
—
Remarks
Area 4 RAS
Area 5 RAS
Area 4 CAS
Area 4 CAS
Area 5 CAS
Area 5 CAS
Area 4 WE
Area 5 WE
Correspondence of “L”,
“H” to lower address 1
bit (A0) in data bus 16-
bit mode
“L”: “0”
“H”: “1”
CASL:CAS which A0
corresponds to “0” area
CASH:CAS which A0
corresponds to “1” area
WEL: WE which A0 cor-
responds to “0” area
WEH:WE which A0 cor-
responds to “1” area
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