34
1
2
3
4
1
2
3
4
F
E
D
C
B
A
KEH-P2030/XM/UC
7.2 PARTS
7.2.1 IC
-
Pin Functions(000974490)
Pin No.
Pin Name
I/O
Format
Function and Operation
1,2
NC
Not used
3
ADPW
O
C
A/D converter power supply control output
4
AVSS
GND
5
MUTE
O
C
System mute output
6
NC
Not used
7
AVREF1
I
D/A converter reference voltage terminal
8
KYDT
I
Key data input
9
DPDT
O
C
Display data output
10
NC
Not used
11
TUNPDI
I
PLL IC data input
12
TUNPDO
O
C
PLL IC data output
13
TUNPCK
O
C
PLL IC clock output
14
TUNPCE
O
C
PLL IC chip enable output
15-18
NC
Not used
19
VST
O
C
Strobe pulse output for electronic volume
20
VDT
O
C
Data output for electronic volume
21
VCK
O
C
Clock output for electronic volume
22-28
NC
Not used
29
SD
I
SD signal input
30
ST
I
FM stereo input
31,32
NC
Not used
33
VSS1
GND
34,35
NC
Not used
36
SW5V
O
N
PLL IC power supply control output(5V)
37
FM/AM
O
N
FM/AM band select pin"H":AM "L":FM
38
TUON
O
N
Tuner power supply control output
39
SWVDD
O
N
Grille power supply control output(5V)
40-45
NC
Not used
46
TAPEIN
I
Tape insert sense input
47
NC
Not used
48
FFREW
I
FF/REW sense input
49
PCL
O
C
Clock adjustment output
50
F/R
I
Tape direction sense input "H":NOR "L":REV
51,52
NC
Not used
53
MOTOR
O
C
Motor control output
54
SYSPW
O
C
System power output
55
B.REM
O
C
B.Remote ON/OFF output
56,57
NC
Not used
60
RESET
I
Reset input
61,62
NC
Not used
63
DSENS
I
Grille detach sense input
64
NC
Not used
65
ASENS
I
ACC power sense input
66
BSENS
I
Backup power sense input
67
VSS0
GND
68
VDD1
Power supply
69
X2
Crystal oscillator connection pin
58
59
ASENBO
IPPW
O
C
Slave power supply control output
O
C
Power supply conrol output for IP BUS interface IC
Содержание KEH-P2035
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Страница 36: ...36 1 2 3 4 1 2 3 4 F E D C B A KEH P2030 XM UC PD6340A ...
Страница 41: ...41 5 6 7 8 F E D C B A 5 6 7 8 KEH P2030 XM UC 8 OPERATIONS ...
Страница 42: ...42 1 2 3 4 1 2 3 4 F E D C B A KEH P2030 XM UC ...
