Sony MEX-BT3800U - Bluetooth Audio System Руководство по эксплуатации - Страница 37
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• IC Pin Function Description
MAIN BOARD IC501 MB90F058PF-G-111-JNE1 (SYSTEM CONTROLLER)
Pin No.
Pin Name
1
BT_PLAY
2
BT_FR
3
BT_FF
4
BT_POWER_CTRL
BT_STATUS0 to
5 to 8
BT_STATUS3
9
XBT_RESET
10
BT_MFUNC
11
BT_OPRPOW
12
BT_STATUS_POW
13
X_OUT
14
X_IN
15
VCC
16
VSS
17
C
18
BT_TEST2
19
BT_TEST1
20
XNOSE_SW
21
XDOOR_SW
22
I2C_SIO
23
I2C_SCK
24
DOOR_IND
25
CYRIL_SEL
26, 27
RE_IN0, RE_IN1
AREA_SEL2 to
28 to 30
AREA_SEL0
31
B_OUTSEL
32
AVCC
33
AVRH
34
XRC_IN1
35
AVSS
36
SA_IN
37
VSM
38
TU_ATT
39, 40
KEY_IN1, KEY_IN0
41
RC_IN0
42
XEXT_ATT_XEN
43
WAKE_UP
44
VSS
45
XKEY_ACK0
46
XKEY_ACK1
47
DAVN
48
LCD_CE
49
LCD_SO
50
LCD_SCK
51 to 53
XMD2, MD1, MD0
54
XRESET
55
UNISI
56
UNISO
57
UNISCK
58
RDS_ON
59
MC_RX
60
MC_TX
61
XTEST_IN
62
Z_MUTE
MEX-BT38UW/BT3800U/BT3807U/BT3850U
I/O
O
Key signal output to the Bluetooth section
O
Key signal output to the Bluetooth section
O
Key signal output to the Bluetooth section
O
Main power on/off control signal output terminal for the Bluetooth section
I
Status input from the Bluetooth section
O
Reset signal output to the Bluetooth section
O
Key signal output to the Bluetooth section
O
Key signal output to the Bluetooth section
I
Power supply status input from the Bluetooth section
O
Sub system clock output terminal (32.768 kHz)
I
Sub system clock input terminal (32.768 kHz)
-
Power supply terminal (+3.3V)
-
Ground terminal
-
Not used
O
Test mode setting terminal for the Bluetooth test mode 2
O
Test mode setting terminal for the Bluetooth test mode 1
I
Front panel remove/attach detection signal input terminal
Front panel remove/attach detection signal input terminal
I
used
I/O
IIC two-way data bus
O
IIC data transfer clock signal output terminal
O
LED drive signal output terminal
I
Cyrillic letter response setting terminal
I
Jog dial pulse input from the rotary encoder
I
Setting terminal for the destination
I
Blackout setting terminal
-
Power supply terminal (+3.3V)
I
Reference voltage (+3.3V) input terminal
I
Rotary remote commander shift key input terminal
-
Ground terminal
I
Spectrum analyzer display data select signal input terminal
I
FM and AM signal-meter voltage detection signal input from the PLL
O
Tuner muting on/off control signal output terminal
I
Front panel key input terminal
I
Rotary remote commander shift key input terminal
O
Muting on/off control signal output terminal
O
Wakeup signal output to the CD section
-
Ground terminal
Acknowledge signal (wake up signal) input terminal for the rotary remote commander
I
input of "H"
I
Acknowledge signal (wake up signal) input terminal for the front panel key On at input of "H"
I
Synchronize detection signal input terminal
O
Chip enable signal output to the liquid crystal display driver
O
Serial data output to the liquid crystal display driver
O
Serial data transfer clock signal output to the liquid crystal display driver
I
Operation mode setting terminal
I
System reset signal input from the reset signal generator and reset switch
I
SONY bus data input from the SONY bus interface
O
SONY bus data output to the SONY bus interface
O
SONY bus clock signal output to the SONY bus interface
O
Power on/off control signal output terminal
I
Serial data input from the CD section
O
Serial data output to the CD section
-
Not used
I
Muting on/off control signal input from the CD section
Description
"L": reset
"H": Bluetooth power on
Not used
"H": corresponds to Cyrillic letter
"H": blackout effective
Not used
Not used
Not used
"H": power on
"L": front panel is attached
"L": front panel is attached
Not
Not used
On at
"L": reset
37