Pioneer GM-2127ZT/E Manual de serviço - Página 37

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Pioneer GM-2127ZT/E Manual de serviço
5
7.2 IC
- Pin Functions (PD5724B)
Pin No.
Pin Name
1
MUTE
2
VCS2
3
VCS1
4
VDT
5
VCK
6
CVNSS
7
MODEL0
8
NC
9
RESET
10
XOUT
11
VSS
12
XIN
13
VCC
14
NMI
15
SPEED
16
BSENS
17
ASENS
18
AVCINT
19
NC
20
AVCPW
21
PEE
22
AVCIN
23
AVCOUT
24
DSPOUT
25
DSPIN
26
DSPCK
27
TESTIN
28
TSOUT
29
TSIN
30
TSCK
31
SMUTEIN
32-62
NC
63
POS
64
CALIB
65
PWSENS
66
SYSPW1
67
DSPRST
68
DSPERR
69
DSPCS2
70
DSPCS1
71
DSPACK
72
DSPCD
73
DPD
74
ASLIN1
75
AVSS
76
ASLIN2
77
VREF
78
AVCC
79
NAVMUTE
80
DSPMUTE
*PD5724B
21
40
5
6
I/O
Format
Function and Operation
O
C
Mute output
O
C
SN761029 strobe output
O
C
PM0017AM strobe output
O
C
Data output for electronic volume
O
C
Clock output for electronic volume
Connect to VSS
I
R handle /L handle select input
Not used
I
Reset input
O
Crystal oscillating element connection pin
GND
I
Crystal oscillating element connection pin
5V
Connect to VCC
I
Speed sensor pulse input
I
Back up power sense input
I
ACC power sense input
I
AVC-LAN data input
Not used
O
C
AVC-LAN driver power supply output
O
C
Beep tone output
I
AVC-LAN data input
O
C
AVC-LAN data output
O
C
DSPI/F serial data output
I
DSPI/F serial data input
O
C
DSPI/F serial clock output
I
Test program start input
O
C
Test serial data output
I
Test serial data input
I
Test serial clock input
I
System mute input
Not used
I
POS disable terminal
O
C
Power IC control output
I
Power IC heat sense input
O
C
System power output
O
C
DSP hard reset output
I
DSP error detect input
O
C
TC9332F chip select 2
O
C
TC9332F chip select 1
I
DSP-IC ACK input
O
DSP command/data output
O
C
AD/DAC calibration output
I
Difference of noise and signal input 1
VSS
I
Difference of noise and signal input 2
I
A/D converter reference voltage input
VCC
I
Navigation mute input
O
C
DSP mute output
80
IC's marked by * are MOS type.
Be careful in handling them because they are very
liable to be damaged by electrostatic induction.
Format
C
61
GM-9127ZT/EW
6
7
Meaning
C MOS
7
8
A
B
C
D
E
F
37
8