SH7727 Datasheet, PDF (1088/1109 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7700 Series

Appendix A Pin Functions
Table A.10 Pin Status (PCMCIA/Big 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/
Byte
Word/ Access
Longword (Address
Access
2n)
Byte
Access
(Address
2n+1)
Word/
Longword
Access
Byte/
Word/
Longword
Access
Byte
Access
(Address
2n)
Byte
Access
(Address
2n+1)
Word/
Longword
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
RAS3
High
High
High
High
High
High
High
High
CAS
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/DQMLU/WE
R High
High
High
High
High
High
High
High
W Low
Low
Low
Low
High
High
High
High
WE2/DQMUL/ICIORD R High
High
High
High
Low
Low
Low
Low
W High
High
High
High
High
High
High
High
WE3/DQMUU/ICIOWR R High
High
High
High
High
High
High
High
CE2A^*3
CE2B^*3
W High
High
High
High
High
High
High
Low
High
High
Low
High
Low
High
High
Low
High
High
Low
Low
High
Low
Low
High
CKE
WAIT
Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled
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
D15 to D8
D31 to D16
Valid data
High-Z^*2
High-Z^*2
Invalid
data
Valid data
High-Z^*2
Valid data
Invalid
data
High-Z^*2
Valid data
Valid data
High-Z^*2
Valid data
High-Z^*2
High-Z^*2
Invalid
data
Valid data
High-Z^*2
Valid data
Invalid
data
High-Z^*2
Valid data
Valid data
High-Z^*2
Rev. 5.00 Dec 12, 2005 page 1016 of 1034
REJ09B0254-0500