
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" O000
7 FREQ IN Input for count of frequency
of DC IAC
TAC
TAC
T
8 IC/FLMD0 Flash memory update con-
trol -000
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 IAC
TAC
TAC
T
13 X2 Crystal osillator terminal for
main 2 -AC
TAC
TAC
T
14 RESET System reset I 3.3 3.3 3.3
15 XT1 Crystal osillator terminal for
Sub I000
16 XT2 Not connected O - - -
17 RDS DATA Not connected O - - -
18 CHSTB/SYS
ID4 input for changer of commu-
nication Strobe /HUB(con-
nected equipment
recognition)"
I000
19 RDS_CLK Not connected O - - -
20 N.C. - O - - -
21 HUB_EVEN
Tfor HUB (EVENT input) I 0 0 0
22 TFT_SDA TFT I2C bus data input/out-
put I/O AC
TAC
TAC
T
23 TFT SCL TFT I2C bus clock output O AC
TAC
TAC
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 CHCLK/SYS
ID3 Changer_CLK input I 0 0 0
28 REMODATA
IN External remote control sig-
nal input I000
29 CH RM OUT chunger remote control
code output O555
30 MAIN CNT Main_CONT of HUB O 0 0 0
31 SYS ID1 for HUB (Connected equip-
ment recognition 1 ) I555
32 SYS ID2 for HUB (Connected equip-
ment recognition 2 ) I555
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 O000
38 REQUEST I2C communication request
(DVD DECK) O000
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 I000
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) O555
53 N.C. - O - - -
54 SYS
MUTE(S) System mute signal output
(SURROUND) O555
55 NAVI DISP Navigation screen ON
detection I000
56 NAVI RM CH switch for Navi remote of
control signal O000
57 V NAVI NAVI red green blue code
change output O000
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 O555
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
I000
65 MVC DC Not connected O - - -
66 PULSE Not connected O - - -
67 NAVI RM
OUT Navigation remote control
data signal output O000
68 NAVI SENS Navigation system connec-
tion detection I000
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
O000
73 EXT ROM
CLK/FR4
SCK
External memory connec-
tion cereal clock output for
PhoneBook data
O000
Pin
No. Port Description I/O Vol (V)
FM AM DV
D