Pioneer DEH-P90HDD Service Manual page 121
High power hdd/cd player with "memory stick" and fm/am tuner
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Also See for DEH-P90HDD:
- Operation manual (94 pages) ,
- Installation manual (6 pages) ,
- Operation manual (168 pages)
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- Pin Functions(PD5658A)
Pin No.
Pin Name
1
NC
2
BSCK
3
CS
4-6
NC
7
REMin
8
BYTE
9
CNVss
10-11
NC
12
RESET
13
Xout
14
Vss1
15
Xin
16
Vcc1
17
NMI
18-26
NC
27-30
KS3-0
31
KEYDT
32
DISPDT
33
NC
34
Spstb
35
NC
36
Spdin
37
NC
38
FLBUSY
39
RDY
40
NC
41
HOLD
42
NC
43
BCLK
44
RD
45
NC
46
WR
47-48
CS0-1
49-61
A21-9
62
Vcc2
63
A8
64
Vss2
65-71
A7-1
72
NC
73-75
D15-13
76-88
D12-0
89
NC
90
OELON
91
STBY
92
FL12ON
93-95
KD3-1
96
Avss
97
KD0
98
NC
99
Vcc3
100
BSDATA
I/O
Format
Function and Operation
O
(OPEN)
O
C
Output of clock (ROM correction)
O
C
Output of chip selection (ROM correction)
O
C
(OPEN)
I
Reception of remote control
I
Switching between the external data buses
I
Processor mode (GND)
O
C
(OPEN)
I
SW Vdd
O
C
Connected to the oscillator
GND
I
Connected to the oscillator
Vcc
O
C
Input of NMI(Vdd pullup)
O
C
(OPEN)
I/O
C
Key strobe 3-0
O
C
Output of KEY data
I
C
Input of data to be displayed
O
C
(OPEN)
O
C
Request for DSP data
C
Not used
I
C
Input of DSP data
C
Not used
I
Flash EP-ROM BUSY
I
C
Input of OEL controller ready
O
(OPEN)
I
C
(Vcc pullup)
O
(OPEN)
O
Bus clock
O
C
RD pin
O
(OPEN)
O
WR pin
O
Chip selection
O
Address bus
Vcc
O
Address bus
GND
O
Address bus
O
(OPEN)
I/O
C
Data bus
I/O
Data bus
O
(OPEN)
O
OEL_ON
O
Flash EP-ROM standby
O
Flash EP-ROM 12V on
I
Key data 3-1
GND
I
Key data 0
GND
Vcc
I/O
C
Input/Output of data (ROM correction)
DEH-P90HDD,P900HDD
Format
Meaning
C
C MOS
121
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