5
4 Technical Descriptions
4.1.
Terminals Description
4.1.1.
Main Block
IC601 : YESAM386
Pin
No
Port
Description
I/O
Vol. (V)
FM
AM
CD
1
XIN
Crystal ocillator (4.5MHz)
I
2.5
2.5
2.5
2
TEST2
GND
-
0
0
0
3
VREG
Connected with capacitor
-
3
3
3
4
VSSCPU
GND
-
0
0
0
5
LCD DO
Serial data from LCD
I
5
5
5
6
LCD DI
Serial data to LCD
O
5
5
5
7
LCD SCK
Serial data to LCD
O
5.1
5.1
5.1
8
LCD CE
Chip enable for LCD CPU
O
0
0
0.3
9
PANEL
Front panel detection
I
5
5
5
10 POWER LED Power LED drive
O
0
0
0
11 MODE B
Rotary encoder detection
for volume
I
5
5
5
12 MODE A
Rotary encoder detection
for volume
I
5
5
5
13 CD DO
Serial data from CD
I
5.1
5.1
4.8
14 CD DI
Serial data to CD
O
0
0
5
15 CD CLK
Serial clock for CD
O
5
5
5
16 CD CE
CD chip enable
O
0
0
1.3
17 CD EM
Ejecting mode for Sled
motor
O
0
0
0
18 CD LM
Loading mode for Sled
motor
O
0
0
0
19 CD S/L
Sleding/Loading mode
switch
O
5.1
5.1
5.1
20 SUB READY Sub ready from CD servo
I
5.1
5.1
5
21 CD IN SW1
CD detection switch 1
I
0
0
0
22 CD SW2
CD detection switch 2
I
0
0
0
23 CD LIMIT
SW
CD limit detection switch
I
5.1
5.1
5.1
24 CD MUTE
CD mute
I
0.2
0.2
5.1
25 CD RST
CD reset
O
5
5
5
26 CD DMUTE
Mute for Pick-up driver
O
0
0
5.1
27 CD ERROR CD error status
I
0
0
0
28 REG READY
(NEW)
Reg. ready from CD servo
I
5.1
5.1
0
29 NC
GND
-
0
0
0
30 NC
GND
-
0
0
0
31 NC
GND
-
0
0
0
32 NC
GND
-
0
0
0
33 NC
Not connected
-
-
-
-
34 NC
Not connected
-
-
-
-
35 TBASS
Not connected
-
-
-
-
36 NC
Not connected
-
-
-
-
37 NC
Not connected
-
-
-
-
38 NC
Not connected
-
-
-
-
39 VDDPORT
+5V power supply
I
5.1
5.1
5.1
40 VSSPORT
GND
-
0
0
0
41 NC
Not connected
-
-
-
-
42 NC
Not connected
-
-
-
-
43 NC
Not connected
-
-
-
-
44 NC
Not connected
-
-
-
-
45 NC
Not connected
-
-
-
-
46 NC
Not connected
-
-
-
-
47 NC
Not connected
-
-
-
-
48 NC
Not connected
-
-
-
-
49 PWR CNT
System power supply
control
O
5
5
5
50 AMP CNT
Power supply control for
External amplifier
O
5.1
5.1
5.1
51 ANT CNT
Not connected
-
5.1
5.1
5.1
52 TEL MUTE
Telephone mute
I
5.1
5.1
5.1
53 BATT
Battery level detection
I
5.1
5.1
5.1
54 NC
Not connected
-
-
-
-
55 AMP MUTE
Mute for Power amplifier
O
5.1
5.1
5.1
56 STBY
Standby mode for Power
amplifier
O
5.1
5.1
5.1
57 NC
Not connected
-
-
-
-
58 AF MUTE
Audio signal mute
O
5.1
5.1
5.1
59 I2C DATA
Serial data for Electronic
Volume
O
5.1
5.1
5.1
60 I2C CLK
Serial clock for Electronic
Volume
O
5.1
5.1
5.1
61 NC
Not connected
-
-
-
-
62 NC
Not connected
-
-
-
-
63 NC
Not connected
-
-
-
-
64 NC
Not connected
-
-
-
-
65 NC
Not connected
-
-
-
-
66 NC
Not connected
-
-
-
-
67 SSC
SD sensitivity control
O
0
0
5.1
68 NC
Not connected
-
-
-
-
69 RDS CLK
RDS (Radio Data Sys-
tem) clock
I
2.5
2.5
2.5
70 REM IN
Remote control data
I
5
5
5
71 NC
Not connected
-
-
-
-
72 NC
Not connected
-
-
-
-
73 NC
Not connected
-
-
-
-
74 MONO
Monaural mode
O
0
0
0
75 AM MODE
Power supply control for
AM mode
O
8.3
0
8.3
76 FM MODE
Power supply control for
FM mode
O
0
8.3
0
77 NC
GND
-
0
0
0
78 INIT C
GND
-
0
0
0
79 INIT B
GND
-
0
0
0
80 INIT A
GND
I
0
0
0
81 VSSADC
GND
-
0
0
0
82 RDS DATA
RDS (Radio Data Sys-
tem) data
I
2.9
0
2.9
83 ST
FM stereo indication
I
5.1
5.1
0.3
84 SD FM/AM
Signal level of FM/AM
I
0
0
0
85 NC
GND
-
0
0
0
86 RESET
Pulled-up
I
5
5
5
87 ACC
ACC level detection
I
5.3
5.3
5.3
88 NC
GND
-
0
0
0
89 NC
GND
-
0
0
0
90 FM/AM IFC
FM/AM center frequency
input
I
1.5
1.5
1.5
91 NC
GND
-
0
0
0
92 SUBPD
Not connected
-
0.4
0.4
0.4
93 VDDPLL
+5V power supply
I
5.1
5.1
5.1
94 NC
GND
-
0
0
0
95 OSC FM/AM FM/AM local oscillation
frequency
I
1.4
1.4
1.4
96 VSSPLL
GND
-
0
0
0
97 NC
Not connected
-
-
-
-
98 EO1
FM/AM phase detection
error output
O
2.3
2.2
2.2
99 TEST1
GND
-
0
0
0
100 XOUT
Crystal oscillator
(4.5MHz)
O
2.6
2.6
2.6
Pin
No
Port
Description
I/O
Vol. (V)
FM
AM
CD
