IC Memory Card Interface
I/O Card Interface
I/O Function
I/O Data
Pin Signal
I/O Function
I/O Data
Signal
D1
SH7709S Pin
31 D1
D1
32 D2
I/O Data
D2
I/O Data
D2
33 WP
34 GND
35 GND
36 CD1
37 D11
38 D12
39 D13
40 D14
41 D15
42 CE2
43 VS1
44 RFU
45 RFU
46 A17
47 A18
48 A19
49 A20
50 A21
51 VCC
52 VPP2
O
Write protect
IOIS16
GND
GND
CD1
D11
O
16-bit I/O port
IOIS16
—
Ground
Ground
Ground
Ground
—
O
Card detection
O
Card detection
—
I/O Data
I/O Data
I/O Data
I/O Data
I/O Data
I/O Data
I/O Data
I/O Data
I/O Data
I/O Data
D11
D12
D13
D14
D15
CE2A or CE2B
—
D12
D13
D14
D15
I
I
Card enable
CE2
VS1
IORD
IOWR
A17
I
I
I
I
I
I
I
I
I
Card enable
Voltage sense 1
Reserved
Reserved
Address
Voltage sense 1
I/O read
ICIORD
ICIOWR
A17
I/O write
I
I
I
I
I
Address
Address
A18
Address
A18
Address
A19
Address
A19
Address
A20
Address
A20
Address
A21
Address
A21
Power supply
Program power
VCC
Power supply
—
VPP2
Program/
—
peripheral power
53 A22
54 A23
55 A24
56 A25
57 VS2
58 RESET
59 WAIT
60 RFU
I
Address
A22
I
Address
A22
A23
A24
A25
—
I
Address
A23
I
Address
I
Address
A24
I
Address
I
Address
A25
I
Address
I
Voltage sense 2
Reset
VS2
I
Voltage sense 2
Reset
I
RESET
WAIT
INPACK
I
—
O
Wait request
Reserved
O
O
Wait request
—
Input acknowledge —
Rev. 5.00, 09/03, page 234 of 760
RENESAS [ RENESAS TECHNOLOGY CORP ]
