Sony DPP-MS300 Service Manual page 66

• MP-40 BOARD IC1502 HD6433032ST06X (MEMORY STICK/PC CARD MICRO COMPUTER)
Pin No. Pin Name
1 PB0
2 to 4 NC
5 PB4
6 PB5
7 to 10 NC
11 IREQ4
12 VSS
13 to 20 D0 to D7
21 VCC
22 to 29 A0 to A7
30 VSS
31 to 37 A8 to A14
38 NC
39 to 41 A16 to A18
42 NC
43 P6 0
44 MD0
45 MD1
46 EXTAL0
47 ST BY
48 RES
49 NMI
50 VSS
51 EXTAL
52 NC
53 VCC
54 AS
55 RD
56 WR
57 NC
58 VSS
59 P7 0
60 to 66 VSS
67, 68 VCC
69 IREQ0
70 IREQ1
71 IREQ2
72 IREQ3
73 PA0
74 to 80 NC
I/O
O
Reset signal output to the memory stick controller (IC1503)
—
Not used (open)
— Not used (open)
O
Power on/off control signal output for the memory stick +3.3V power supply "H": power on
—
Not used (open)
I
Interrupt request signal input from the PC card controller (IC1501)
— Ground terminal
Two-way data bus with the PC card controller (IC1501), memory stick controller (IC1503) and
I/O
static RAM (IC1504)
—
Power supply terminal (+5V)
I
Address signal input from the PC card controller (IC1501)
—
Ground terminal
I Address signal input from the PC card controller (IC1501)
—
Not used (open)
I
Address signal input from the PC card controller (IC1501)
—
Not used (open)
—
Not used (fixed at "H")
I
Setting terminal for the CPU operational mode (fixed at "H" in this set)
I
Setting terminal for the CPU operational mode (fixed at "L" in this set)
I System clock (10 MHz) signal input from the PC card controller (IC1501)
I
Standby signal input terminal (fixed at "H" in this set)
I
Reset signal input from the PC card controller (IC1501)
I
Non-maskable interrupt input terminal Fixed at "H" in this set
— Ground terminal
I
Clock signal input from the PC card controller (IC1501)
—
Not used (open)
—
Power supply terminal (+5V)
I
Address strobe signal input from the PC card controller (IC1501)
I
Data read enable signal input from the PC card controller (IC1501)
I
Data write enable signal input from the PC card controller (IC1501)
— Not used (open)
—
Ground terminal
—
Not used (fixed at "H")
—
Ground terminal
—
Power supply terminal (+5V)
I
Interrupt request signal input from the PC card controller (IC1501)
I
Interrupt request signal input from the PC card controller (IC1501)
I Interrupt request signal input from the PC card controller (IC1501)
I
Interrupt request signal input from the memory stick controller (IC1503)
O
Chip enable signal output to the static RAM (IC1504)
—
Not used (open)
Description
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