Pin Functions - Pioneer DEH-P940MP Service Manual

1
- Pin Functions (PD5762A)
Pin No. Pin Name
1,2 NC
3 VST
4 VDT
5 VCK
A
6 CNVSS
7 MCKRQ
8 MUTERQ
9 RESET
10 XO
11 VSS
12 XI
13 VDD
14 NMI
15 BMUTEIN
16 NC
17 BRST
18 AQTEST
19 MUTEIN
20-23 NC
24 DSPOUT
25 DSPIN
26 DSPCK
B
27 NC
28 BSO
29 BSI
30 BSCK
31 NC
32 BSRQ
33 BRXEN
34-36 NC
37 DSPOK
38 NC
39 TESTIN
40 DSPPW
41 NC
42 MICSENS
43 DSENS
44-49 NC
50 ROTB
51 ROTA
C
52-55 NC
56 DSPRST
57-59 NC
60 DIGANA
61 MCKOUT
62 NC
63 DSPMS
64 DSPLAT
65 DSPRDY
66 EMPHIN
67-73 NC
74 NOISE
75 AVSS
76 NC
77 VREF
78 VDD
79,80 NC
D
92
1
2
I/O Function and Operation
Not used
O Strobe pulse output for electronic volume
O Data output for electronic volume
O Clock output for electronic volume
CNVss
I Master clock request input
O Mute output
I Reset input
O System clock output
GND
I System clock input
Power supply
Not used
I Digital source clock error input
Not used
I P-BUS reset input
I AEQ estimation mode start request
I System mute input
Not used
O DSP serial data output
I DSP serial data input
O DSP serial clock output
Not used
O P-BUS serial data output
I P-BUS serial data input
I/O P-BUS serial clock input/output
Not used
I/O P-BUS service request output
I/O P-BUS reception enable input/output
Not used
O DSP initialize
Not used
I Test program mode input
O DSP power supply output
Not used
I MIC sense input
I Detach sense input
Not used
I Rotary volume input B
I Rotary volume input A
Not used
O DSP system reset
Not used
I CD digital/analog information
O Master clock output
Not used
O SONY DSP master/slave select output
O SONY DSP latch output
I SONY DSP I/F ready/busy input
I Emphasis data input
Not used
I ASL noise input
A/D converter GND
Not used
A/D converter reference voltage
Power supply
Not used
DEH-P940MP/UC
2
3
3
4
4