Sony DPP-M55 Service Manual page 22

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Pin Name
Pin No. 1
41 1 REGX
42 1 AD10
43 I AD9
4 4
AD8
45
AD7
I 51 I AD1
52
53 1 GND
54
DT15
55
DT14
56
60
62
63
GND
64
I 1 Address bus
I 1 Address bus
I
Address bus
I
Address bus
I
A d d r e s s b u s
I I Address bus
I
Address bus
I
I
Address bus
I I A d d r e s s b u s
I 1 A d d r e s s b u s
Address bus
Power supply (+5V)
i -
Ground
Data
bus
I/O Data bus
I/O 1 Data bus
I/O I Data bus
I
Ground
I
Ground
I
I/O
Data bus
I/O Data bus
I
Data bus
I
Ground
Power supply (+5V)
0
Ribbon LED drive
0
Data ready LED drive
0
Paper in LED drive
Print LED drive
0
I
I Own
I
Function
I
I
I
I
I
I
I
I

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