Sony RMT-V259M, Service Manual

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5-6E
5-9. SMART FILE TELETEXT MICROCOMPUTER PIN FUNCTION
(ML-21 Board IC950 SDA5250M-2)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
Pin Name
PSEN
P3.1
P3.0
P1.7
P1.6
P1.5
P1.4
P1.3
P1.2
P1.1
P1.0
VSS
VDD
XTAL2
XTAL1
RST
ALE
A17/P4.0
A16
A18/P4.1
A15
A14
A12
A13
A7
A8
A6
A9
A5
A11
A4
A3
A10
A2
A1
D7
A0
D6
D0
D5
D1
D4
D2
D3
R
G
B
BLAN
COR
VSS
I/O
O
O
O
O
O
O
O
O
O
O
O
—
—
O
I
I
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
O
I
I
I
I
I
I
I
O
O
O
O
O
—
Function
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Ground
D5V
System clock terminal (6 MHz)
System clock terminal (6 MHz)
Reset signal
Not used
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Data bus
Address bus
Data bus
Data bus
Data bus
Data bus
Data bus
Data bus
Data bus
Not used
Not used
Not used
Not used
Not used
Ground
Pin No.
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
Pin Name
VDD
HS/SC
VS/P4.7
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
P2.3
P2.2
P2.1
P2.0
VSSA
FIL3
FIL1
FIL2
VDDA
IREF
CVBS
P3.7
P3.6
P3.5
P3.4
P3.3
P3.2
I/O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I/O
I/O
I/O
—
I
I
O
O
O
I/O
I/O
I
Function
D5V
Not used
Not used
Not used
Not used
Serial data signal (SDA)
Serial clock signal (SCL)
Fixed at ground
Fixed at ground
Fixed at ground
Fixed at ground
Fixed at ground
Fixed at ground
Fixed at ground
Fixed at ground
CS1
CS0
Ground
PLL roop filter
Not used
Not used
D5V
Reference current
Video signal
Not used
Not used
BUSY signal
Not used
Not used
Chip select