Read Sony SDP-EP70 / SDP-EP90ES Service Manual online
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Pin No.
Pin Name
I/O
Function
Host enable output to DSP56002
Host address data output to DSP56002
Phase and frequency locked input from DSP56002
Digital signal processor reset output to DSP56002
+5V power supply
Not used
Decoder select output
Ground
Not used
Ground
Not used
Serial data transmitter output for flash writer
Serial data receiver input for flash writer
Not used
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
P42
P43
P44
P45
P46
P47
VCC
P27/A15
P26/A14
P25/A13
P24/A12
P23/A11
P22/A10
P21/A9
P20/A8
GND
P17/A7
P16/A6
P15/A5
P14/A4
P13
P12/A2
P11/A1
P10/A0
P30/D0
P31/D1
P32/D2
P33/D3
P34/D4
P35/D5
P36/D6
P37/D7
GND
P80
P81
P82
P83
P84/TXD1
P85/TXD1
P86/SCK1
O
O
O
O
I
O
–
O
O
O
O
O
O
O
O
–
O
O
O
O
O
O
O
O
O
O
O
O
I
O
O
I
–
O
O
I
O
O
I
I
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