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MAIN BOARD IC503 R5F3640DDZ98FB (SYSTEM CONTROLLER)
Pin No.
Pin Name
1
FSW_IN
2
SIRCS_IN
3
LCD_SO
4
LCD_CE
5
LCD_CKO
6
BYTE
7
FLASH_W
8
XCIN
9
XCOUT
10
RESET
11
XOUT
12
VSS
13
XIN
14
VCC
15
NMI
16
NC
17
DAVN
18
TUNATTIN
19
TUNATT
20
EECKO
21
NC
22
EESIO
23
NSMASK
24
NC
25
STB
26
BEEP
27
I2CCKO
28
I2CSIO
29, 30
F_TX, F_RX
31, 32
NC (L), NC (BUSY)
33
SA_DATA
34
SA_CLK
35
DIAG
36
NC
37
(CLK_OUT)
38
NC
39
HOLD
40, 41
NC
42
PARKING
43
ACCIN
44
WRI/WR
45
MSTR_TX
46
MSTR_RX
47
NC
48
M_RST
49
ATT
50
VMUTE_F
51
A_MUTE
52
Z_MUTE
53
SELFSW
54
INSW
I/O
I
Oscillation frequency count signal input from the DC/DC converter
I
SIRCS signal input from the remote control receiver
O
Data output to the liquid crystal display driver
O
Chip enable signal output to the liquid crystal display driver
O
Clock signal output to the liquid crystal display driver
-
Connected with the ground (fi xed at "L")
I
Input terminal for the fl ash writing
I
Low-speed system clock input terminal (32.768 kHz)
O
Low-speed system clock output terminal (32.768 kHz)
I
System reset signal input from the reset signal generator and reset switch
O
High-speed system clock output terminal (6 MHz)
-
Ground terminal
I
High-speed system clock input terminal (6 MHz)
-
Power supply terminal (+3.3V)
I
Non-maskable interrupt signal input terminal
-
Not used
RDS data block synchronizing detection signal input from the RDS decoder
I
(DV150UE/DV1500U: AEP, UK models only)
I
Attenuation request signal input from the tuner unit
O
Tuner muting on/off control signal output to the tuner unit
O
EEPROM clock signal output to the tuner unit
-
Not used
I/O
EEPROM data bus with the tuner unit
Tuner noise mask control signal output terminal
O
DC output compulsory
(DV150UE/DV1500U: AEP, UK models only)
-
Not used
Power supply on/off control signal output terminal for RDS section
O
(DV150UE/DV1500U: AEP, UK models only)
Standby signal output to the power amplifi er
O
Beep sound output to the power amplifi er
O
I2C clock signal output to the RDS decoder, audio processor, power amplifi er and tuner unit
I/O
I2C data bus with the RDS decoder, audio processor, power amplifi er and tuner unit
I/O
Connected with the fl ash writing connector
-
Not used
O
Spectrum analyzer data output to the audio processor
O
Spectrum analyzer clock signal output to the audio processor
I
Diagnostic signal input from the power amplifi er
-
Not used
-
Not used
-
Not used
I
External data bus terminal
-
Not used
I
Side brake (parking brake) position detection signal input terminal
I
Accessory power detection signal input terminal
I
External data bus terminal
O
Serial data output to the DVD processor
I
Serial data input from the DVD processor
-
Not used
I
Data communication permission signal input from the DVD processor
O
System muting control signal output terminal
O
Front video muting on/off control signal output to the video amplifi er
O
Analog muting on/off control signal input from the DVD processor
O
Muting on/off control signal input from the D/A converter
I
Self loading position detection switch input terminal
I
Disc insert detection switch input terminal
MEX-DV150UE/DV1500U/DV1505U
Description
"L": normally operation mode, "H": writing mode
Fixed at "H" in this set
"L" for noise detection circuit
"L": standby, "H": power amplifi er on
Fixed at "L" in this set
"L": accessory power on
Fixed at "H" in this set
"H": muting on
"L": reset
"L": muting on
"H": power on
"L": brake on
"L": muting on
"H": muting on
"H": muting on
43
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