Sony DPP-MS300E, Service Manual

Page: 67 / 88

5-70
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MP-40 BOARD IC1503 HG71G030A2R05TE (MEMORY STICK CONTROLLER)
Pin No. Pin Name I/O Description
1 TEST I
Input terminal for the test Not used (open)
2 A TST I
Input terminal for the test Not used (open)
3 B TST I
Input terminal for the test Not used (open)
4 to 6 NC —
Not used (open)
7 VCC 3V —
Power supply terminal (+3.3V)
8, 9 NC —
Not used (open)
10 GND —
Ground terminal
11 to 13 NC —
Not used (open)
14 A IN I
Input terminal for the test Not used (open)
15 B IN I
Input terminal for the test Not used (open)
16, 17 NC —
Not used (open)
18 P RES I
Reset signal input from the memory stick/PC card micro computer (IC1502)
19 GND —
Ground terminal
20 P IREQ3 O
Interrupt request signal output to the memory stick/PC card micro computer (IC1502)
21 P WR I
Data write enable signal input from the PC card controller (IC1501)
22 P RD I
Data read enable signal input from the PC card controller (IC1501)
23 P AS I
Address strobe signal input from the PC card controller (IC1501)
24 to 26 P A18 to P A16 I
Address signal input from the PC card controller (IC1501)
27 GND —
Ground terminal
28 P CLK I
System clock (10 MHz) signal input from the PC card controller (IC1501)
29 GND —
Ground terminal
30 NC —
Not used (open)
31 VCC 5V —
Power supply terminal (+5V)
32, 33 NC —
Not used (open)
34 GND —
Ground terminal
35 to 42 P A7 to P A0 I
Address signal input from the PC card controller (IC1501)
43 to 46 NC —
Not used (open)
47 VCC 3V —
Power supply terminal (+3.3V)
48, 49 NC —
Not used (open)
50 GND —
Ground terminal
51 MS CLK O
Clock signal output to the memory stick card
52 GND —
Ground terminal
53 NC —
Not used (open)
54 MS DIO I/O
Two-way data bus with the memory stick card
55, 56 NC —
Not used (open)
57 GND —
Ground terminal
58 MS BS I/O
Two-way data bus with the memory stick card
59 GND —
Ground terminal
60 NC —
Not used (open)
61 GND —
Ground terminal
62 VCC 5V —
Power supply terminal (+5V)
63 to 66 P D0 to P D3 I/O
Two-way data bus with the PC card controller (IC1501), memory stick/PC card micro computer
(IC1502) and static RAM (IC1504)
67 GND —
Ground terminal
68 P WAIT —
Not used (open)
69, 70 NC —
Not used (open)