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| 3069RF-ZTAT Datasheet, PDF (195/1003 Pages) Renesas Technology Corp – RENESAS 16-BIT SINGLE-CHIP MICROCOMPUTER | |||
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H8/3069R
CS2 (RAS2)
CS3 (RAS3)
PB4(UCAS)
PB5(LCAS)
RD (WE)
A10-A1
D15-D0
2-CAS 16-Mbit DRAM
10-bit row address x 10-bit column address
x16-bit organization
RAS
UCAS
LCAS
WE
No.1
A9-A0
D15-D0
OE
RAS
UCAS
LCAS
WE
No.2
A9-A0
D15-D0
OE
(a) Interconnections (example)
Area 2
Area 3
Area 4
Area 5
PB4
(UCAS)
15
H'400000
PB5
(LCAS)
87
0
H'5FFFFE
H'600000
H'7FFFFE
H'800000
DRAM (No.1)
DRAM (No.2)
H'9FFFFE
H'A00000
Normal
Normal
H'BFFFFE
CS2(RAS2)
CS3(RAS3)
CS4
CS5
(b) Address map
Figure 6.31 Interconnections and Address Map for 2-CAS 16-Mbit DRAMs with à 16-Bit
Organization
Rev. 5.0, 09/04, page 173 of 978
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