Renesas SH7781 用户手册
Appendix
Rev.1.00 Jan. 10, 2008 Page 1642 of 1658
REJ09B0261-0100
REJ09B0261-0100
C.2
Handling of Unused Pins
Table C.2
Treatment of Unused Pins
Pin Name (LSI level)
Pin Name
(Module level)
(Module level)
Module I/O
When Not in Use
A[25:0] A[25:0] LBSC
O
Open
D[31:24] (default)
LBSC
I/O
D[31:24]
Port F[7:0]
GPIO
I/O
Open
D[23:16] (default)
LBSC
I/O
D[23:16]
Port G[7:0]
GPIO
I/O
Open
D[15:8] D[15:8] LBSC
I/O
Open
D[7:0]
D[7:0]
LBSC
I/O
Must be used
CS[6:1]
CS[6:1] LBSC
O
Open
CS0 CS0 LBSC
O
Must be used
BACK/BSREQ (default) LBSC
I/O
BACK/BSREQ
Port M0
GPIO
I/O
Open
BREQ/BSACK (default) LBSC
I/O
BREQ/BSACK
Port M1
GPIO
I/O
Pulled to VDDQ
BS
BS LBSC
O
Open
R/
W R/W LBSC
O
Open
RD/FRAME
RD/FRAME LBSC
O
Open
RDY
RDY
LBSC
I
Pulled-down to VSS*
1
WE0/REG
WE0/REG LBSC
O
Open
WE1
WE1 LBSC
O
Open
WE2/IORD
WE2/IORD LBSC
O
Open
WE3/IOWR
WE3/IOWR LBSC
O
Open
Port K1(default)
GPIO
I/O
DACK0
DACK0 DMAC
O
Open
DACK1 Port
K0 (default) GPIO
I/O
Open
DACK1 DMAC
O