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HD6417706 Datasheet, PDF (697/709 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer Super RISC engine Family/SH7700 Series
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PCMCIA Memory Interface
(Area 6)
PCMCIA/IO Interface
(Area 6)
8-Bit
Bus
Width
16-Bit Bus Width
8-Bit
Bus
Width
16-Bit Bus Width
Byte/
Byte
Byte
Byte/
Byte
Byte
Word/
Access Access Word/
Word/
Access Access Word/
Long-
(Ad-
(Ad-
Long-
Long-
(Ad-
(Ad-
Long-
word
dress dress word
word
dress dress word
Pin
Access 2n)
2n + 1) Access Access 2n)
2n+1) Access
CS6 to CS2, CS0
Enabled Enabled High
Enabled Enabled Enabled High
Enabled
RD
R Low
Low
Low
Low
High
High
High
High
W High
High
High
High
High
High
High
High
RD/WR
R High
High
High
High
High
High
High
High
W Low
Low
Low
Low
Low
Low
Low
Low
BS
Enabled Enabled Enabled Enabled Enabled Enabled Enabled Enabled
RASU/PTD[1]
High
High
High
High
High
High
High
High
RASL/PTD[0]
High
High
High
High
High
High
High
High
CASL/PTD[2]
High
High
High
High
High
High
High
High
CASU/PTD[3]
High
High
High
High
High
High
High
High
WE0/DQMLL
R High
High
High
High
High
High
High
High
W High
High
High
High
High
High
High
High
WE1/WE/DQMLU
R High
High
High
High
High
High
High
High
W Low
Low
Low
Low
High
High
High
High
WE2/ICIORD/DQMUL/
PTC[1]
R High
W High
High
High
High
High
High
High
Low
High
Low
High
Low
High
Low
High
WE3/ICIOWR/DQMUU/
PTC[2]
CE2A*3/PTD[6]
CE2B*3/PTD[7]
R High
W High
High
High
High
High
High
High
High
High
High
Low
High
High
High
Low
High
Low
High
High
High
Low
High
High
High
Low
High
Low
High
Low
High
Low
CKE
Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled
WAIT
Enabled *1 Enabled *1 Enabled *1 Enabled *1 Enabled *1 Enabled *1 Enabled *1 Enabled *1
IOIS16
Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled
A25 to A0
Address Address Address Address Address Address Address Address
D7 to D0
Valid
Invalid Valid
Valid
data
data
data
data
D15 to D8
High-Z*2 Valid
Invalid Valid
data
data
data
D31 to D16
High-Z*2 High-Z*2 High-Z*2 High-Z*2
Notes: 1. Disabled when WCR2 register wait setting is 0.
Valid
data
High-Z*2
High-Z*2
Invalid
data
Invalid
data
Valid
data
Valid
data
High-Z*2
Invalid
data
High-Z*2
Valid
data
High-Z*2
2. Unused data pins should be switched to the port function, or pulled up or down.
3. The behavior of the CE pin in the big endian is the same as that in the little endian.
Rev. 4.00, 03/04, page 651 of 660
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