Pioneer DEH-P900R Service Manual - Page 70

Pioneer DEH-P900R Manual

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DEH-P900R,P9050 Pin No. 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50-61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89,90 91 92 93 94 95 96 97 98 99 100 Pin Name BSO BSI BSCK FLPOPN DPDT KYDT FLPCLS FOPENSW NC FCLSSW DLED NC FLPILM ILMPW SWVDD OELPW DSENS ST SD NC VCC3 NC VSS4 VCK/ROMCLK VDT/ROMDATA VST/BSRQ2 NC BRXEN BRST BSRQ NC BSENS ASENS STOUT DRELAY LOCH LOCL NC NC FM/AM TMUTE DRST RDSLK RDT DRSENS DRSYS TESTIN NC LEVELR LEVELL NC SD_BW NC VSS5 SL VREF VCC4 TUNPDI I/O Function and Operation O P-BUS communication data output I P-BUS communication data input I/O P-BUS serial clock input/output O Flap motor open output O Display serial data output I Display enable data input O Flap motor close output I Flap open switch input Not used I Flap close switch input O Alarm LED output Not used O Inside of flap illumination output O Illumination power supply control output O Display chip select output O OEL module power supply control output I Grille detach sense input I FM stereo input I SD input Not used 5V Not used GND O E-VOL clock output / ROM correction clock output O/I E-VOL data output / ROM correction data input O/I E-VOL strobe pulse output / P-BUS communication input/output Not used I/O P-BUS communication input/output O P-BUS reset output I/O P-BUS communication request input/output Not used I Back up power sense input I ACC power sense input O Starter cut output O External relay output O Local "H" output O Local "L" output Not used O Open O FM/AM power select output O Tuner mute output O RDS decoder reset output I RDS lock signal input I RDS data input I Door open/close sense input O Door system select output I Test mode IN/test enable Not used I Level meter "R" AD input I Level meter "L" AD input Not used I SD input Not used GND I Signal level input A/D converter reference voltage 5V I PLL data input 70

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70
DEH-P900R,P9050
Pin No.
Pin Name
I/O
Function and Operation
31
BSO
O
P-BUS communication data output
32
BSI
I
P-BUS communication data input
33
BSCK
I/O
P-BUS serial clock input/output
34
FLPOPN
O
Flap motor open output
35
DPDT
O
Display serial data output
36
KYDT
I
Display enable data input
37
FLPCLS
O
Flap motor close output
38
FOPENSW
I
Flap open switch input
39
NC
Not used
40
FCLSSW
I
Flap close switch input
41
DLED
O
Alarm LED output
42
NC
Not used
43
FLPILM
O
Inside of flap illumination output
44
ILMPW
O
Illumination power supply control output
45
SWVDD
O
Display chip select output
46
OELPW
O
OEL module power supply control output
47
DSENS
I
Grille detach sense input
48
ST
I
FM stereo input
49
SD
I
SD input
50–61
NC
Not used
62
VCC3
5V
63
NC
Not used
64
VSS4
GND
65
VCK/ROMCLK
O
E-VOL clock output / ROM correction clock output
66
VDT/ROMDATA
O/I
E-VOL data output / ROM correction data input
67
VST/BSRQ2
O/I
E-VOL strobe pulse output / P-BUS communication input/output
68
NC
Not used
69
BRXEN
I/O
P-BUS communication input/output
70
BRST
O
P-BUS reset output
71
BSRQ
I/O
P-BUS communication request input/output
72
NC
Not used
73
BSENS
I
Back up power sense input
74
ASENS
I
ACC power sense input
75
STOUT
O
Starter cut output
76
DRELAY
O
External relay output
77
LOCH
O
Local “H” output
78
LOCL
O
Local “L” output
79
NC
Not used
80
NC
O
Open
81
FM/AM
O
FM/AM power select output
82
TMUTE
O
Tuner mute output
83
DRST
O
RDS decoder reset output
84
RDSLK
I
RDS lock signal input
85
RDT
I
RDS data input
86
DRSENS
I
Door open/close sense input
87
DRSYS
O
Door system select output
88
TESTIN
I
Test mode IN/test enable
89,90
NC
Not used
91
LEVELR
I
Level meter “R“ AD input
92
LEVELL
I
Level meter “L“ AD input
93
NC
Not used
94
SD_BW
I
SD input
95
NC
Not used
96
VSS5
GND
97
SL
I
Signal level input
98
VREF
A/D converter reference voltage
99
VCC4
5V
100
TUNPDI
I
PLL data input