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6-1. IC PIN DESCRIPTIONS
• IC500 µPD78058GC-B51-8BT (SYSTEM CONTROL)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
PLAY/AMS
14
15
16
17
18
19
20
TAPE-MUTE
21
22
TE
L 13942296513
23
24
25
26
27
28
29
30
31
32
33
34
35
POWER-ON
36
37
38
39
40
41
42
43
44, 45
46
www
47, 48
49
50
.
51
52
53
http://www.xiaoyu163.com
Pin Name
I/O
VSM
I
FM, AM common signal meter A/D conversion input
NIL
I
Not used. (Connect to ground in this set.)
SD-IN
I
Station detecter input ("H" : with SD)
AVSS
—
Analog ground
FM-ST
I
FM stereo input pin ("L" : stereo)
AM-ST
I
AM stereo input pin ("L" : stereo)
AVREF
—
Reference power supply for D/A conversion.
PLL-SI
I
PLL serial data input
PLL-SO
O
PLL serial data output
PLL-CKO
O
PLL serial clock output
PLL-CE
O
PLL serial chip enable output
AMS
I
Music with/without detection input at AMS. ("L" : with music, "H" : without music)
O
Tape AMS control output
F/R
O
FWD/REV detection output ("H" : FWD, "L" : REV)
MTL
O
Metal control output ("H" : metal)
BUS-SI
I
Uni-link serial interface data input
BUS-SO
O
Uni-link serial interface data output
BUS-CKI
I
Uni-link serial interface clock input
BUS-CKO
O
Uni-link serial interface clock output
O
Tape mute control output
DOLON
I/O
Dolby control input/output
EQ-CE
O
Equalizer serial chip enable output (Not used in this set.)
EQ-CLK
O
Equalizer serial clock output (Not used in this set.)
DATA
O
Serial data output
VOL-CLK
O
Electronic volume serial clock output
VOL-CE
O
Electronic volume serial chip enable output
MUT
O
System mute control output
AMP-ON
O
Power amplifier power supply control output
AUX-MUT
O
AUX mute control output
C/B
I/O
Dolby B/C select control output (Not used in this set.)
PWR-SEL
I
Power select initial setting input
TEST
I
Test mode setting input
VSS
—
Ground
NIL
I
Not used. (Connect to ground in this set.)
O
System power supply control output
TUN-ON
O
Tuner power supply control output
FM-ON
O
FM power supply control output
AM-ON
O
AM power supply control output (Not used in this set.)
NIL
I
Not used. (Connect to ground in this set.)
CM-ON
O
Capstan motor control output
TP-ON
O
Tape power supply control output
LM-EJ
O
Loading motor control output (Eject direction)
LM-LOD
O
Loading motor control output (Loading direction)
POS1, 0
I
Position signal detection input 1, 0
BEEP
O
Buzzer control output
POS2, 3
I
Position signal detection input 2, 3
x
ao
REL
I
Reel stand rotation detection input
y
RC-IN1
I
Rotary commander A/D conversion input 1
i
SUB-CE
O
Sub serial chip enable output (Not used in this set.)
SUB-DATA
O
Sub serial data output (Not used in this set.)
SUB-CLK
O
Sub serial clock output (Not used in this set.)
http://www.xiaoyu163.com
SECTION 6
DIAGRAMS
8
Q Q
3
6 7
1 3
u163
.
2 9
9 4
2 8
Pin Description
1 5
0 5
8
2 9
9 4
m
co
9 9
2 8
9 9
25
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