HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
54
MAIN BOARD IC301 (SYSTEM CONTROLLER) R5F3640DDFAR (HX50BTR/HX70BTR/HX80R)
R5F3640MDFAR (HX90BTR)
Pin No.
Pin Name
I/O
Description
1 to 3
CD BUS2 to CD BUS0
O
Serial data output to the CD-MP3 processor
4
SIRCS
I
SIRCS signal input from the remote control receiver
5
USB_RESET
O
Reset signal output to the USB controller "L": reset
6
USB_CST
I
Clear to send signal input from the USB controller
7
MP3 IREQ
I
Request signal input from the CD-MP3 processor
8
BYTE
I
External data bus width selection signal input terminal Fixed at "L" in this set
9
CNVss
I
Processor mode switch input terminal (for test) Fixed at "L" in this set
10
XCIN
I
Sub system clock input terminal (32.768 kHz)
11
XCOUT
O
Sub system clock output terminal (32.768 kHz)
12
RESET
I
System reset signal input from the reset signal generator "L": reset
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
13
XOUT
O
Main system clock output terminal (5 MHz)
14
Vss
-
Ground terminal
15
XIN
I
Main system clock input terminal (5 MHz)
16
Vcc
-
Power supply terminal (+3.3 V)
17
NMI
I
Non-maskable interrupt signal input terminal Not used
18
RDS-INT
I
RDS data transfer clock signal input the tuner (FM/AM)
(HX50BTR: AEP/HX70BTR/HX80R/HX90BTR)
19
SBSY
I
Subcode block sync signal input from the CD-MP3 processor
20
AC-CUT
I
AC cut on/off detection signal input terminal "L": AC cut on
21
CD CCE
O
Chip enable signal output to the CD-MP3 processor
22
AMP IIC_CLK
O
Serial data transfer clock signal output to the electrical volume
23
CD CLK
O
Serial data transfer clock signal output to the CD-MP3 processor
24
AMP IIC_SDA
O
Serial data output to the electrical volume
25
DEC BUS SEL
O
Bus selection signal output terminal
26
S-MASTER SD
I
Shut down signal input terminal "L": shut down
27
S-MASTER PG MUTE
O
PG muting control signal output to the stream processor
28
S-MASTER SOFT
MUTE
O
Soft muting control signal output to the stream processor
29
IIC_CLK
I/O
Two-way IIC clock bus terminal Fixed at "H" in this set
30
IIC_DATA
I/O
Two-way IIC data bus terminal Fixed at "H" in this set
31
BT TXD_OUT
O
Serial data output to the bluetooth module (HX50BTR/HX70BTR/HX90BTR)
32
BT RXD_IN
I
Serial data input from the bluetooth module (HX50BTR/HX70BTR/HX90BTR)
33
BT CTS
I
Clear to send signal input from the bluetooth module (HX50BTR/HX70BTR/HX90BTR)
34
BT RTS
O
Ready to send signal output to the bluetooth module (HX50BTR/HX70BTR/HX90BTR)
35
USB TXD_OUT
O
Serial data output to the USB controller
36
USB RXD_IN
I
Serial data input from the USB controller
37
S-MASTER RST
O
Reset signal output to the digital power amplifi er "L": reset
38
USB RTS
O
Ready to send signal output to the USB controller
39
S-MASTER DATA
O
Serial data output to the stream processor
40
S-MASTER SHIFT
O
Serial data transfer clock signal output to the stream processor
41
PULL DOWN
I
Connected to the ground
42
S-MASTER LATCH
O
Serial data latch pulse signal output to the stream processor
43
S-MASTER NSP MUTE
O
NSP muting control signal output to the stream processor
44
S-MASTER INIT
O
Initialize signal output to the stream processor
45
BT AV ROLE
O
Transmission/reception mode notifi cation signal output to the bluetooth module
(HX50BTR/HX70BTR/HX90BTR)
46
PULL UP
I
Connected to the power supply
47
DAB TXD_OUT
O
Serial data output to the DAB tuner module (HX80R/HX90BTR)
48
DAB RXD_IN
I
Serial data input from the DAB tuner module (HX80R/HX90BTR)
49
BT RESET
O
Reset signal output to the bluetooth module "L": reset (HX50BTR/HX70BTR/HX90BTR)
50
BT POWER
O
Power on/off control signal output terminal for bluetooth section
"H": power on (HX50BTR/HX70BTR/HX90BTR)
51
CDM OPEN SW
I
Disc tray open position detection signal input terminal "L": disc tray is opened
52
CDM CLOSE SW
I
Disc tray close position detection signal input terminal "L": disc tray is closed
Содержание HCD-HX50BTR
Страница 81: ...MEMO HCD HX50BTR HX70BTR HX80R HX90BTR 81 ...
