66
KEH-P9700R,P9750
-
Pin Functions (PD5445C)
Pin No.
Pin Name
I/O
Format
Function and Operation
1
SPCK
I
C
Connect to GND
2
NC
O
C
Not used
3
VST
O
C
Electronic volume strobe output
4
VDT
O
C
Electronic volume data output
5
VCK
O
C
Electronic volume clock output
6
CNVss
I
Connect to Vss
7
MCKRQ
I
C
CD unit MCK request input
8
NC
O
C
Not used
9
reset
I
Micro-computer hard reset input
10
Xout
O
System clock output
11
Vss
I
GND
12
Xin
I
System clock input
13
Vcc
I
Micro-computer power supply 5V
14
nmi
I
C
Connect to Vcc
15
BMUTEIN
I
C
CD unit LR clock supply data
16
SPRQ
I
C
Connect to GND
17
brst
I
C
P-Bus reset input
18
ADTEST
I
C
A.EQ test mode start
19
MICSNS
I
C
A.EQ mic connection data
20
ADSEL
O
C
Signal/select input of A.EQ mic
21
MUTERQ
O
C
Hard mute output
22,23
NC
O
C
Not used
24
DSPOUT
O
C
DSP serial data output
25
DSPIN
I
C
DSP serial data input
26
DSPCK
O
C
DSP serial clock output
27
NC
O
C
Not used
28
BSO
O
C
P-BUS data output
29
BSI
I
C
P-BUS data input
30
BSCK
I/O
C
P-BUS serial clock input/output
31
NC
O
C
Not used
32
bsrq
I/O
C
Service request input
33
brxen
I/O
C
Reception enable input
34,35
DSPERR1
I
C
Connect to GND
36
DZF1
I
C
Front digital 0 data input
37
DZF0
I
C
Rear digital 0 data input
38
DZF2
I
C
Sub woofer digital 0 data input
39
testin
I
C
test program start/enable
40
DSPPW
O
C
DSP power supply switching
41
NGO
O
C
Noise gate ON/OFF
42-48
NC
O
C
Not used
49
FMUTE
O
C
Not used
50
SWMUTE
O
C
Not used
51
VOICE
I
C
Connect to GND
52-58
NC
O
C
Not used
59
IFHIZ
I
C
DSP micro-computer port Hi2 set (test mode port)
60
dsprst
O
C
TC9331 hard reset
61
pd
O
C
AK7712 power down
62
akrst
O
C
AK7712 reset
63
dspcs@
O
C
AK7712 chip select
64
dspcs!
O
C
TC9331 chip select
65
dsprq
O
C
AK7712 data output request
66
DSPCd
O
C
TC9331 command/data
67
DSPRDY
I
C
AK7712 data ready
68
dspack
I
C
DSP data write ready/ACK
69
SMODE
O
C
Ak7712 master/slave
70
EMPIN
I
C
CD unit emphasis data input
71
empout
O
C
DAC emphasis output
72
LRCKK
O
C
LRCK/BCLK select
Summary of Contents for KEH-P9700REW
Page 6: ...8 KEH P9700R P9750 2 3 CASSETTE MECHANISM MODULE ...
Page 13: ...15 KEH P9700R P9750 5 6 7 8 A B C D 5 6 7 8 DFS ALARM CTH1127 CEK1136 A b A a A b ...
Page 14: ...16 KEH P9700R P9750 A 1 2 3 4 B C D 1 2 3 4 3 2 FM AM TUNER UNIT B KEH P9700R EW A B ...
Page 15: ...17 KEH P9700R P9750 5 6 7 8 A B C D 5 6 7 8 B ...
Page 16: ...18 KEH P9700R P9750 A 1 2 3 4 B C D 1 2 3 4 B KEH P9750 ES ...
Page 17: ...19 KEH P9700R P9750 5 6 7 8 A B C D 5 6 7 8 B ...
Page 18: ...20 KEH P9700R P9750 A 1 2 3 4 B C D 1 2 3 4 3 3 CASSETTE MECHANISM MODULE H H A ...
Page 19: ...21 KEH P9700R P9750 5 6 7 8 A B C D 5 6 7 8 J I H I J ...
Page 21: ...CAW1471 23 KEH P9700R P9750 5 6 7 8 A B C D 5 6 7 8 E ...
Page 27: ...29 KEH P9700R P9750 5 6 7 8 A B C D 5 6 7 8 1K 1K 1K 1K R01 F b F a F b ...
Page 28: ...30 KEH P9700R P9750 A 1 2 3 4 B C D 1 2 3 4 G 3 6 MIC JACK UNIT G A CN171 ...
