HCD-EX66/EX88/EX99
49
Pin No.
Pin Name
I/O
Description
1
O-CD-RST
O
System reset signal output for the CD-MP3 processor
2
O-CD-DI
O
Serial data output for the CD-MP3 processor
3
O-CD-CE
O
Chip enable signal output for the CD-MP3 processor
4
O-USB-RST
O
System reset signal output for the USB control
5
O-DIMMER
O
Volume LED dimmer control signal output
6
I2C-FUNC-DATA
O
Serial data output for the electrical volume
7
I2C-FUNC-CLK
O
Serial data transfer clock signal output for the electrical volume
8
I2C-TU-DATA
O
Serial data output for the AM/FM DET
9
I2C-TU-CLK
O
Serial data transfer clock signal output for the AM/FM DET
10
O-VOL-LED
O
Volume LED ON/OFF signal output
11
I-RST
I
Reset signal input (L: reset)
12
Sub Clock
(32.768kHz)
I
Sub system clock signal input (32.768 kHz)
13
Sub Clock
(32.768kHz)
O
Sub system clock signal output (32.768 kHz)
14
VSS1
—
Ground
15
Main Clock(20MHz)
I
Main system clock signal input (20 MHz)
16
Main Clock(20MHz)
O
Main system clock signal output (20 MHz)
17
VDD1
—
Power supply pin (+3.3 V)
18
I-CD-OP/CL
I
Disc tray close/open detection signal input/headphones with/without detection signal input
from the CD mechanism deck
19
I-MODEL
I
Model setting pin
20
I-SUFFIX
I
Destination setting pin
21
I-SIGNAL-LEVEL
I
Audio level detection signal input
22
I-LED-LEVEL
I
Volume LED level detection signal input
23
I-VACS
I
VACS level detection signal input
24 to 26
I-KEY2 to I-KEY0
I
Key signal input (A/D input)
27
I-PROTECT-F
I
Fast protection detection signal input (L: abnormal, H: normal)
28
I-AC-CUT
I
AC cut detection signal input
29
I-RMC(SIRCS)
I
Remote control signal input from the remote control signal receiver
30
O-FAN-LOW-SPEED
O
Fan speed control signal output
31
O-FR-RELAY
O
Speaker relay ON/OFF signal output (HCD-EX99)
32
O-SW-MUTE
O
Subwoofer ON/OFF signal output (HCD-EX99)
33
O-AMP-RST
O
Ampli
fi
er reset signal output
34
I-V2-MONI
I
V2 power supply monitor signal input
35
I-PROTECT-S
I
Standard protection detection signal input (L: abnormal, H: normal)
36
O-HP-MUTE
O
Headphones mute ON/OFF signal output (L: mute OFF, H: mute ON)
37
O-MAIN-ON
O
Main power supply ON/OFF control signal output
38
O-SUB-ON
O
Sub power supply ON/OFF control signal output
39
O-VBUS-ON
O
VBUS power supply ON/OFF control signal output
40
I-VBUS-OCP
I
VBUS overcurrent detection signal input (L: abnormal, H: normal)
41
I-RDSI
I
RDS detection signal input
42
O-STBY-SW
O
Power supply control at standby mode
43
O-LCD-LED
O
LCD back light LED ON/OFF control signal output
44
NC
—
Not used. (Open)
45 to 53
SEG0 to SEG8
O
Segment drive signal output for the liquid crystal display panel
54
VDD2
—
Power supply pin (+3.3 V)
55
VSS2
—
Ground
56 to 79
SEG9 to SEG32
O
Segment drive signal output for the liquid crystal display panel
80 to 82
LCD V3 to LCD V1
—
Bias power supply for the liquid crystal display panel
83 to 86
COM3 to COM0
O
Common drive signal output for the liquid crystal display panel
87
O-CD-M–
O
CD motor drive (–) signal output for the CD mechanism deck
88
O-CD-M+
O
CD motor drive (+) signal output for the CD mechanism deck
89
VSS3
—
Ground
90
VDD3
—
Power supply pin (+3.3 V)
91
O-CD-ON
O
Digital power supply control signal output for the CD-MP3 processor
92
O-USB-SLEEP
O
Sleep control signal output for the USB control
93
O-USB-TXD
O
USB TX signal output for the USB control
94
I-USB-RXD
I
USB RX signal input from the USB control
PANEL BOARD (1/3) IC302 LC87F7DJ2CVU-QIP-H (SYSTEM CONTROL)
Содержание HCD-EX66
Страница 73: ...MEMO HCD EX66 EX88 EX99 73 ...
