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KDC-9023R
/PSW9524/X969
QQ
MICROCOMPUTER'S TERMINAL DESCRIPTION
3 7 63 1515 0
Pin No.
Pin Name
ANT_CON
28
TYPE2
29
P_ON
30
ILL_ON
31
RESET
32
XT1
33
XT2
34
REGC
35
X2
36
X1
37
VSS
38
VDD
39
CLKOUT
40
LX_REQ_M
TE
41
LX_MUTE
L 13942296513
42
LX_CON
43
LX_RST
44
CD_MECHA+B
45
TYPE0
46
TYPE1
47
IC2_TYPE0
48
IC2_TYPE1
49
PAN5V
50
E2P5V
51
DSI
52
MC_REQ
53
PAN_RST
54
WOW_MODE3
55
BVDD
www
56
BVSS
57
SC_CON
.
58
M_RST
59
M_STOP
8
I/O
Module
Purpose / Description
O
Extra
Antenna control.
I
Extra
Destination select.
SW 14V, SW 5V control, AD reference
I/O
Power supply
voltage control output.
I/O
Power supply
FL, illumination output.
-
-
Sub clock.
-
Sub clock.
-
-
Main clock.
-
Main clock.
-
-
-
O
LX
Communication request to external slave.
I
LX
Mute request from external slave.
O
LX
External slave select.
Reset output to external slave µ-com
O
LX
O
Power supply
CD 4.7V output.
I
Extra
Destination select.
I
Extra
Destination select.
I
Extra
IC2 destination.
I
Extra
IC2 destination.
I/O
Power supply
Panel 5V control.
I/O
Power supply
E2PROM, DA converter power supply control.
I/O
To panel
DSI control.
Communication request to panel µ-com.
O
To panel
Reset output to panel µ-com.
O
To panel
O
Audio
WOW control.
-
-
x
ao
y
Panel µ-com control.
O
To panel
i
O
CD
Reset output to CD mechanism.
O
CD
Stop request to CD mechanism.
8
Truth table
w
w
Q Q
3
6 7
1 3
w
w
w
w
q
u163
.
2 9
9 4
2 8
Processing Operation
Tuner ON : H, Other source With RDS last FM
: H, Other source with RDBS TI ON last FM : H
K,J type (With ANT_CON model) : L,
E type (Without ANT_CON model) : H
Power ON : H, Power OFF : Hi-Z
ON : H, OFF : Hi-Z
32.768kHz
32.768kHz
Connect to 1µF capacitor.
20MHz
20MHz
Request : L
Mute ON : H
1 5
0 5
8
2 9
9 4
ON : H, OFF : L
Normally : L, After system reset : H (400ms
or more) and then L
CD source : H, Except CD source : L,
ON : Fast 50ms than M_STOP,
OFF : Slow 50ms than M_STOP
ON : H, Momentary power dropped : Hi-Z
ON : L, OFF : Hi-Z
ON : L, OFF : Hi-Z
Normally : H,
Reset, momentary power dropped : L
m
co
Power OFF, ACC OFF : L
Normally : H, Reset : L (Per mechanism control)
Stop : L, CD : H
9 9
2 8
9 9
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