Pioneer CDX-P670 Manuale di servizio - Pagina 47

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Pioneer CDX-P670 Manuale di servizio
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3 7 63 1515 0
7.2. IC
- Pin Functions (PD5638A)
Pin No.
Pin Name
1,2
NC
adena
3
4
TXTSTB
5
TXTSO
6
TXTSI
7
TXTSCK
8
BYTE
9
CNVSS
10
POWER
11
CONT
reset
12
13
XOUT
14
VSS
15
XIN
16
VCC
nmi
17
18
bsens
asens
19
20
TXTPACK
21
IPTA4IN
22
IPPW
23
NC
24
OPTSEL
25
SRAMSW
26
FMPCB
TE
L 13942296513
27
SIMUKE
28
NC
29
IPIN
30
IPOUT
31,32
NC
33
FMIPSW
testin
34
35
XSO
36
XSI
37
XSCK
38
M6M12
39–43
NC
rd
44
45
NC
wr
46
47
SYSPW
cs
48
49
XAO
xstb
50
xrst
51
52
NC
53
LOCK
54
FOK
55
NC
56
A11
57
A9
www
58
A8
59
A13
60
A14
61
A12
.
62
VCC
63
A7
64
VSS
http://www.xiaoyu163.com
I/O
Format
O
C
O
C
O
C
I
O
C
I
I
O
C
O
C
I
O
I
I
I
I
I
I
O
C
I
I
I
I
I
O
C
I
I
O
C
I
O
C
I
O
C
O
C
O
C
O
C
O
C
O
C
O
C
I
I
O
C
O
C
O
C
O
C
x
ao
u163
y
O
C
O
C
i
O
C
http://www.xiaoyu163.com
2 9
8
Function and Operation
Not used
A/D reference voltage output
TEXT parameter output
TEXT control parameter serial output
TEXT data serial input
TEXT clock output
VCC joint
VSS joint
CD +5V control output
Servo driver output control
Reset input
Crystal oscillating element connection pin
GND
Crystal oscillating element connection pin
VDD
Pull up
Back up power sense input
Acc sense input
TEXT PACK interrupt input
IPIN joint
Power supply control output for IP-BUS interface IC
Not used
Pull down
"L"
Pull down
Q Q
3
6 7
1 3
1 5
Pull down
Not used
Data input from IP-BUS interface IC
Data output for IP-BUS interface IC
Not used
"H"
Test program mode input
CD LSI data output
CD LSI data input
CD LSI clock output
6/12 disc select input
Not used
SRAM enable output
Not used
SRAM write enable output
System power supply control output
SRAM chip select output
CD LSI data discernment control signal output
CD LSI strobe output
CD LSI reset output
Not used
Spindle lock detector input
FOK signal input
Not used
SRAM address bus output
SRAM address bus output
SRAM address bus output
SRAM address bus output
co
SRAM address bus output
SRAM address bus output
.
VDD
SRAM address bus output
GND
CDX-P670,P676
9 4
2 8
0 5
8
2 9
9 4
2 8
m
9 9
9 9
47