5
4 Technical Descriptions
4.1.
Terminals Description
4.1.1.
Main Block
IC601:C2DBYY000345
Pin
No.
Port
Description
I/O
Vol (V)
FM AM DV
D
1
AVREF0
Reference voltage for A/D
Converter 0
-
3.3 3.3 3.3
2
AVSS
Ground for A/D converter
-
0
0
0
3
FREQ CNT
Output for control of fre-
quency of DC
O
1.5 1.5 1.5
4
RSTB
Reset of TFT
O
3.3 3.3 3.3
5
AVREF1
Reference voltage for A/D
Converter 1
-
3.3 3.3 3.3
6
FLSPM CNT Output for control of Self
programming"
O
0
0
0
7
FREQ IN
Input for count of frequency
of DC
I
AC
T
AC
T
AC
T
8
IC/FLMD0
Flash memory update con-
trol
-
0
0
0
9
VDD
+3.3V power supply
-
3.3 3.3 3.3
10 REGC
Bypass capacitor terminal
for voltage reg.
-
2.5 2.5 2.5
11 VSS
Groud
-
0
0
0
12 X1
Crystal osillator terminal for
main 1
I
AC
T
AC
T
AC
T
13 X2
Crystal osillator terminal for
main 2
-
AC
T
AC
T
AC
T
14 RESET
System
reset
I
3.3 3.3 3.3
15 XT1
Crystal osillator terminal for
Sub
I
0
0
0
16 XT2
Not
connected
O
-
-
-
17 RDS DATA
RDS DATA input
O
-
-
-
18 CH
STB/SYS
ID4
input for changer of commu-
nication Strobe /HUB(con-
nected equipment
recognition)"
I
0
0
0
19 RDS_CLK
RDS CLK input
O
-
-
-
20 N.C.
-
O
-
-
-
21 HUB_EVEN
T
for HUB (EVENT input)
I
0
0
0
22 TFT_SDA
TFT I2C bus data input/out-
put
I/O
AC
T
AC
T
AC
T
23 TFT SCL
TFT I2C bus clock output
O
AC
T
AC
T
AC
T
24 HUB CNT
for HUB (HUB control)
O
3.3 3.3 3.3
25 HUB TX
Hub data output
O
5
5
5
26 CH
DATA/
HUB RX
Changer data/Hub data
input
I
3.3 3.3 3.3
27 CH
CLK/SYS
ID3
Changer_CLK input
I
0
0
0
28 REMO
DATA
IN
External remote control sig-
nal input
I
0
0
0
29 CH RM OUT chunger remote control
code output
O
5
5
5
30 MAIN CNT
Main_CONT of HUB
O
0
0
0
31 SYS ID1
for HUB (Connected equip-
ment recognition 1 )
I
5
5
5
32 SYS ID2
for HUB (Connected equip-
ment recognition 2 )
I
5
5
5
33 EVSS
Grand potential for external
-
0
0
0
34 EVDD
Positive power supply for
external
-
3.3 3.3 3.3
35 D SDA
DVD deck I2C data input/
output
I/O
3.3 3.3 3.3
36 D SCL
DVD I2C clock output
O
3.3 3.3 3.3
37 BEEP
Beep correspondence title
output
O
0
0
0
38 REQUEST
I2C communication request
(DVD DECK)
O
0
0
0
39 D RESET
DVD DECK`S reset output
O
3.3 3.3 3.3
40 NEJECT
output for compulsion eject
O
3.3 3.3 3.3
41 N.C.
-
O
0
0
0
42 SRC LED
SRC button LED
O
3.3 3.3 3.3
43 SRC KEY
SOURCE key detection
I
3.3 3.3 3.3
44 LED ON
LED control for SW sub-
strate
O
3.3 3.3 3.3
45 EJECT LED Not connected
O
-
-
-
46 SD
input for electric field
strength detection
I
0
0
0
47
N.C.
-
-
-
-
-
48 PLL CE
Chip enable output for
PLL_IC communication
O
3.3 3.3 3.3
49 PLL SI
Cereal data input for PLL IC
communication
I
3.3 3.3 3.3
50 PLL SO
Cereal data output for PLL
IC communication
O
3.3 3.3 3.3
51 PLL CLK
Cereal clock output for PLL
IC communication
O
3.3 3.3 3.3
52 SYS
MUTE(F)
System mute signal output
(FRONT)
O
5
5
5
53 N.C.
-
O
-
-
-
54 SYS
MUTE(S)
System mute signal output
(SURROUND)
O
5
5
5
55 NAVI DISP
Navigation screen ON
detection
I
0
0
0
56 NAVI RM CH switch for Navi remote of
control signal
O
0
0
0
57 V NAVI
NAVI red green blue code
change output
O
0
0
0
58 INV PWR
inverter power supply con-
trol output for monitor
O
3.3 3.3 3.3
59 N.C.
-
O
-
-
-
60 N.C.
-
O
-
-
-
61 AUDIO SDA E-VOL/AV SW side I2C bus
data intput/output
I/O
5
5
5
62 AUDIO SCL E-VOL/AV SW side I2C bus
clock output
O
5
5
5
63 CP RESET
iPod Authentication chip for
RESET
O
3.3 3.3 3.3
64 CP READY
IPod Authentication chip
communication state detec-
tion
I
0
0
0
65 MVC DC
Not connected
O
-
-
-
66 PULSE
Not
connected
I
-
-
-
67 NAVI
RM
OUT
Navigation remote control
data signal output
O
0
0
0
68 NAVI SENS
Navigation system connec-
tion detection
I
0
0
0
69 N.C.
-
O
-
-
-
70 EXT
ROM
CE
External memory connec-
tion chip enable output for
PhoneBook data storage"
O
3.3 3.3 3.3
71 EXT
ROM
SI/FR4 SI
External memory connec-
tion data input for Phone-
Book data
I
3.3 3.3 3.3
72 EXT
ROM
SO/FR4 SO
External memory connec-
tion data output for Phone-
Book data
O
0
0
0
73 EXT
ROM
CLK/FR4
SCK
External memory connec-
tion cereal clock output for
PhoneBook data
O
0
0
0
Pin
No.
Port
Description
I/O
Vol (V)
FM AM DV
D
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