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MAIN BOARD IC801 LC87F7NJ2AVUEJ-2H (SYSTEM CONTROLLER) (RS70BT)
Pin No.
Pin Name
1
O-USB RES
2
M-MUTE
3
O-CD DO
4
I-CD DI
5
O-CD CLK
6
O-CD RES
7
O-CD CE
8, 9
NC
10
O-BUZZER
11
I-RES
12
NC
13
I-REG9.0V-CHK
14
VSS1
15
CF1
16
CF2
17
VDD1
O-CLOCK SHIFT1,
18, 19
O-CLOCK SHIFT2
20
AU-LEVEL DET
21
I-REG3.3V-CHK
22
I-REG6.0V-CHK
23 to 25
I-KEY0 to I-KEY2
26
I-NFC
27
I-AC CHK
28
I-WAKE UP
29
I-TU-INT
30
O-BT-ON
31
AMP ON
32 to 34
NC
35
O-LED-W-C
O-LED-RED1,
36, 37
O-LED-RED2
38
O-LED-SW
39
O-A MUTE
40
O-POWER
41
NC
42
O-5V-ON
43
O-TU-ON
44
I-AUDIO IN-CHK
45
I-CD LID
46
O-RA-RESET
47
O-LCD-DATA
48
O-LCD-WR
49
O-LCD-CS
I-SUFFIX1 to
50 to 53
I-SUFFIX4
54
VDD2
55
VSS2
56
O-IIC CLK
57
NC
58
O-IIC-DATA
59
NC
60
O-TU-DATA
61
NC
62
O-TU-CLK
63, 64
NC
65
O-VOL-DATA
66
O-VOL-CLK
I/O
O
Reset signal output to the USB controller
O
Muting on/off control signal output to the coil/motor drive
O
Serial data output to the CD-MP3 processor
I
Serial data input from the CD-MP3 processor
O
Serial data transfer clock signal output to the CD-MP3 processor and system controller
O
Reset signal output to the CD-MP3 processor
O
Chip enable signal output to the CD-MP3 processor and system controller
O
Not used
O
Buzzer sound output terminal
System reset signal input from the reset signal generator
I
For several hundreds msec. after the power supply rises, "L" is input, then it change to "H"
I
Not used
I
+9V power supply voltage detection signal input terminal
-
Ground terminal
I
System clock input terminal (10 MHz)
O
System clock output terminal (10 MHz)
-
Power supply terminal (+3.3V)
O
Clock shift signal output terminal
I
Audio level detection signal input from audio level detect IC
I
CD section +3.3V power supply voltage detection signal input terminal
I
+6V regulator output power supply voltage detection signal input terminal
I
Front panel key input terminal (A/D input)
I
Interrupt signal input from the RC-S711 (NFC)
I
AC/DC input detection signal input terminal
I
Key wake-up signal input terminal
I
Interrupt signal input from the FM/AM receiver
O
Power supply on/off control signal output terminal for Bluetooth section
O
Power supply on/off control signal output terminal for power amplifi er
O
Not used
O
LED drive adjustment signal output terminal for illumination (white) indicator
O
LED brightness control signal output terminal for illumination (red) indicator
O
LED drive signal output terminal for illumination (red) indicator
O
Audio muting on/off control signal output terminal
O
Main power supply on/off control signal output terminal
O
Not used
O
Power supply on/off control signal output terminal for CD and USB section
O
Power supply on/off control signal output terminal for tuner section
I
AUDIO IN detection signal input terminal
I
CD lid open/close detection signal input terminal
O
Reset signal output to the FM/AM receiver
O
Serial data output to the liquid crystal display driver
O
Write clock signal output to the liquid crystal display driver
O
Chip select signal output to the liquid crystal display driver
I
Destination setting terminal
-
Power supply terminal (+3.3V)
-
Ground terminal
O
Serial data transfer clock signal output to the EEPROM
O
Not used
I/O
Two-way serial data with the EEPROM
O
Not used
I/O
Two-way serial data with the FM/AM receiver
O
Not used
O
Serial data transfer clock signal output to the FM/AM receiver
O
Not used
I/O
Two-way serial data with the electrical volume
O
Serial data transfer clock signal output to the electrical volume
ZS-RS70BT/RS70BTB
Description
"L": reset
"L": muting on
"L": reset
"L": reset
"L": AC, "H": DC
"H": LED on
"H": muting on
"H": power on
"H": power on
Not used
"L": CD lid is closed, "H": CD lid is opened
"L": reset
"H": power on
"H": power on
"H": power on
55
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