Renesas SH7709S Stereo System User Manual


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Rev. 5.00, 09/03, page 735 of 760
Table A.9 Pin States (PCMCIA/Little Endian)
PCMCIA Memory Interface (Area 5) PCMCIA/IO Interface (Area 5)
8-Bit Bus
Width
16-Bit Bus Width
8-Bit Bus
Width
16-Bit Bus Width
Pin
Byte/
Word/
Long-
word
Access
Byte
Access
(Ad-
dress
2n)
Byte
Access
(Ad-
dress
2n + 1)
Word/
Long-
word
Access
Byte/
Word/
Long-
word Ac
cess
Byte
Access
(Ad-
dress
2n)
Byte
Access
(Ad-
dress
2n + 1)
Word/
Long-
word
Access
CS6 to CS2, CS0 Enabled Enabled High Enabled Enabled Enabled High Enabled
R Low Low Low Low High High High High
RD
W High High High High High High High High
R High High High High High High High HighRD/WR
W Low Low Low Low Low Low Low Low
BS Enabled Enabled Enabled Enabled Enabled Enabled Enabled Enabled
RAS3U/PTE[2] High High High High High High High High
RAS3L/PTJ[0] High High High High High High High High
CASL/PTJ[2] High High High High High High High High
CASU/PTJ[3] High High High High High High High High
R High High High High High High High HighWE0/DQMLL
W High High High High High High High High
R High High High High High High High HighWE1/DQMLU/WE
W Low Low Low Low High High High High
R High High High High Low Low Low LowWE2/DQMUL/
ICIORD/PTK[6]
W High High High High High High High High
R High High High High High High High HighWE3/DQMUU/
ICIOWR/PTK[7]
W High High High High Low Low Low Low
CE2A/PTE[4] High High Low Low High High Low Low
CE2B/PTE[5] High High High High High High High High
CKE/PTK[5] 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/PTG[7] Disabled Disabled Disabled Disabled Disabled Disabled Enabled Enabled
A25 to A0 Address Address Address Address Address Address Address Address
D7 to D0
Valid
data
Valid
data
Invalid
data
Valid
data
Valid
data
Valid
data
Invalid
data
Valid
data
D15 to D8 High-Z
*
2
Invalid
data
Valid
data
Valid
data
High-Z
*
2
Invalid
data
Valid
data
Valid
data
D31 to D16 High-Z
*
2
High-Z
*
2
High-Z
*
2
High-Z
*
2
High-Z
*
2
High-Z
*
2
High-Z
*
2
High-Z
*
2
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