12
Table 1.3
SH7709S Pin Function (cont)
Number of Pins
FP-208C
FP-208E
BP-240A
Pin Name
I/O
Description
82
V11
A23
O
Address bus
83
W11
VssQ
—
Input/output power supply (0 V)
84
T12
A24
O
Address bus
85
U12
VccQ
—
Input/output power supply (3.3 V)
86
V12
A25
O
Address bus
87
W12
BS
/PTK[4]
O / I/O
Bus cycle start signal / input/output
port K
88
T13
RD
O
Read strobe
89
U13
WE0
/DQMLL
O
D7–D0 select signal / DQM
(SDRAM)
90
V13
WE1
/DQMLU/
WE
O
D15–D8 select signal / DQM
(SDRAM)
91
W13
WE2
/DQMUL/
ICIORD
/
PTK[6]
O / I/O
D23–D16 select signal / DQM
(SDRAM) / PCMCIA / input/output
port read /
input/output port K
92
T14
WE3
/DQMUU/
ICIOWR
/
PTK[7]
O / I/O
D31–D24 select signal / DQM
(SDRAM) / PCMCIA input/output
port write /
/ input/output port K
93
U14
RD/
WR
O
Read/write
94
V14
AUDSYNC
/PTE[7]
O / I/O
AUD synchronous / input/output
port E
95
W14
VssQ
—
Input/output power supply (0 V)
96
T15
CS0
/
MCS[0]
O
Chip select 0/mask ROM chip
select 0
97
U15
VccQ
—
Input/output power supply (3.3 V)
98
T16
CS2
/PTK[0]
O / I/O
Chip select 2 / input/output port K
99
W15
CS3
/PTK[1]
O / I/O
Chip select 3 / input/output port K
100
U16
CS4
/PTK[2]
O / I/O
Chip select 4 / input/output port K
101
W16
CS5
/
CE1A
/PTK[3]
O / I/O
Chip select 5/CE1 (area 5
PCMCIA) / input/output port K
102
V15
CS6
/
CE1B
O
Chip select 6/CE1 (area 6
PCMCIA)
Summary of Contents for SH7709S
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