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