Hitachi SH7750 Hardware Manual page 65

Sh7750 series superh risc engine
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Table 1.2
Pin Functions (cont)
Pin
No.
No.
Pin Name
BACK/
61
U3
BSREQ
BREQ/
62
V3
BSACK
63
W2
D8
64
Y2
D7
65
W3
CKE
66
V5
VDDQ
67
U5
VSSQ
WE5/CAS5/
68
Y3
DQM5
WE4/CAS4/
69
W4
DQM4
WE1/CAS1/
70
Y4
DQM1
WE0/CAS0/
71
W5
DQM0
72
Y5
A17
73
V6
VDDQ
74
U6
VSSQ
75
W6
A16
76
Y6
A15
77
V7
VDD
78
U7
VSS
79
W7
A14
80
Y7
A13
81
V8
VDDQ
82
U8
VSSQ
83
V4
NC
84
W8
A12
85
Y8
A11
86
W9
A10
I/O
Function
O
Bus
acknowledge/
bus request
I
Bus
request/bus
acknowledge
I/O
Data
I/O
Data
O
Clock output
enable
Power IO VDD (3.3 V)
Power IO GND (0 V)
O
D47–D40
select signal
O
D39–D32
select signal
O
D15–D8 select
signal
O
D7–D0 select
signal
O
Address
Power IO VDD (3.3 V)
Power IO GND (0 V)
O
Address
O
Address
Power Internal VDD
Power Internal GND
(0 V)
O
Address
O
Address
Power IO VDD (3.3 V)
Power IO GND (0 V)
O
Address
O
Address
O
Address
Reset
SRAM
DRAM
WE5
CAS5
WE4
CAS4
WE1
CAS1
WE0
CAS0
Memory Interface
SDRAM PCMCIA MPX
CKE
DQM5
DQM4
WE1
DQM1
DQM0
Rev. 6.0, 07/02, page 15 of 986
A8
A7

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