Sony HCD-DH7BT Service Manual - Page 76

O-sm Nsp Mute, I-key1 To I-key3 - hcd bluetooth pin

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HCD-DH3/DH5BT/DH7BT http://www.xiaoyu163.com TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 QQ 376315150 892498299 PinNo. PinName I/O Description 46 I-MTK CLK I Serial data transfer clock signal input from the servo DSP 47 AVREF1 I Reference voltage (+3.3V) input terminal (for D/A converter) 48 O-SM NSP MUTE O NSP muting control signal output to the stream processor 49 O-SM INIT O Initialize signal output to the stream processor 50 AVREF0 I Reference voltage (+3.3V) input terminal (for A/D converter) 51 AVSS - Ground terminal 52 to 55 I-SPEC1 to I-SPEC4 I Setting terminal for the destination 56 to 58 I-KEY1 to I-KEY3 I Top and front panel key input terminal (A/D input) 59 I-AC DET I AC power detection signal input terminal 60 O-USB SO O Ready to send signal output to the USB controller (DH3/DH5BT) 61 I-USB SI I Clear to send signal input from the USB controller (DH3/DH5BT) 62 to 64 NC O Not used 65 O-BT AV ROL O Transmission/reception mode notification signal output to the bluetooth module (DH5BT/DH7BT) 66 I-BT CTS I Clear to send signal input from the bluetooth module (DH5BT/DH7BT) 67 O-BT RTS O Ready to send signal output to the bluetooth module (DH5BT/DH7BT) 68 O-BT REST O Reset signal output to the bluetooth module "L": reset (DH5BT/DH7BT) 69 NC O Not used 70 O-SBY LED O LED drive signal output terminal for STANDBY indicator "L": LED on 71 I-BT RXD I Serial data input from the bluetooth module (DH5BT/DH7BT) 72 O-BT TXD O Serial data output to the bluetooth module (DH5BT/DH7BT) TEL 13942296513 QQ 376315150 892498299 73 O-FL RST O Reset signal output to the fluorescent indicator tube driver "L": reset 74 O-FL CE O Chip enable signal output to the fluorescent indicator tube driver 75 O-POWER O Sub power on/off control signal output terminal "H": power on 76 O-XM TXD/ O-USB TXD O Serial data output to the USB controller (DH3/DH5BT) Serial data output to the XM receiver (DH7BT) 77 I-XM RXD/ I-USB RXD I Serial data input from the USB controller (DH3/DH5BT) Serial data input from the XM receiver (DH7BT) 78 NC O Not used 79 I-USB RXD I Serial data input from the USB controller (DH3/DH5BT) 80 I-BT RXD I Serial data input from the bluetooth module (DH5BT/DH7BT) 81 I-RMC I SIRCS signal input from the remote control receiver 82 NC O Not used 83 I-WAKE UP I Wake up signal input terminal 84 O-FL DATA O Serial data output to the fluorescent indicator tube driver 85 O-ST CE O Chip enable signal output to the tuner (FM/AM) 86 O-FL CLK O Shift clock signal output to the fluorescent indicator tube driver 87 O-ST DATA O Serial data output to the tuner (FM/AM) 88 O-ST CLK O Serial data transfer clock signal output to the tuner (FM/AM) 89 TOOL0 I Writing terminal 90 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" 91 XT2 O Sub system clock output terminal (32.768 kHz) www 92 XT1 93 FLMD0 94 95 . X2 X1 I Sub system clock input terminal (32.768 kHz) xiaoy u163. I Flash memory programming mode setting terminal O Main system clock output terminal (20 MHz) I Main system clock input terminal (20 MHz) com 96 REGC - External capacitor connection terminal for regulator output of internal operation 76 http://www.xiaoyu163.com

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76
HCD-DH3/DH5BT/DH7BT
Pin No.
Pin Name
I/O
Description
46
I-MTK CLK
I
Serial data transfer clock signal input from the servo DSP
47
AVREF1
I
Reference voltage (+3.3V) input terminal (for D/A converter)
48
O-SM NSP MUTE
O
NSP muting control signal output to the stream processor
49
O-SM INIT
O
Initialize signal output to the stream processor
50
AVREF0
I
Reference voltage (+3.3V) input terminal (for A/D converter)
51
AVSS
-
Ground terminal
52 to 55
I-SPEC1 to
I-SPEC4
I
Setting terminal for the destination
56 to 58
I-KEY1 to I-KEY3
I
Top and front panel key input terminal (A/D input)
59
I-AC DET
I
AC power detection signal input terminal
60
O-USB SO
O
Ready to send signal output to the USB controller (DH3/DH5BT)
61
I-USB SI
I
Clear to send signal input from the USB controller (DH3/DH5BT)
62 to 64
NC
O
Not used
65
O-BT AV
ROL
O
Transmission/reception mode notification signal output to the bluetooth module (DH5BT/DH7BT)
66
I-BT CTS
I
Clear to send signal input from the bluetooth module (DH5BT/DH7BT)
67
O-BT RTS
O
Ready to send signal output to the bluetooth module (DH5BT/DH7BT)
68
O-BT REST
O
Reset signal output to the bluetooth module
"L": reset (DH5BT/DH7BT)
69
NC
O
Not used
70
O-SBY LED
O
LED drive signal output terminal for STANDBY indicator
"L": LED on
71
I-BT RXD
I
Serial data input from the bluetooth module (DH5BT/DH7BT)
72
O-BT TXD
O
Serial data output to the bluetooth module (DH5BT/DH7BT)
73
O-FL RST
O
Reset signal output to the fluorescent indicator tube driver
"L": reset
74
O-FL CE
O
Chip enable signal output to the fluorescent indicator tube driver
75
O-POWER
O
Sub power on/off control signal output terminal
"H": power on
76
O-XM TXD/
O-USB TXD
O
Serial data output to the USB controller (DH3/DH5BT)
Serial data output to the XM receiver (DH7BT)
77
I-XM RXD/
I-USB RXD
I
Serial data input from the USB controller (DH3/DH5BT)
Serial data input from the XM receiver (DH7BT)
78
NC
O
Not used
79
I-USB RXD
I
Serial data input from the USB controller (DH3/DH5BT)
80
I-BT RXD
I
Serial data input from the bluetooth module (DH5BT/DH7BT)
81
I-RMC
I
SIRCS signal input from the remote control receiver
82
NC
O
Not used
83
I-WAKE UP
I
Wake up signal input terminal
84
O-FL DATA
O
Serial data output to the fluorescent indicator tube driver
85
O-ST CE
O
Chip enable signal output to the tuner (FM/AM)
86
O-FL CLK
O
Shift clock signal output to the fluorescent indicator tube driver
87
O-ST DATA
O
Serial data output to the tuner (FM/AM)
88
O-ST CLK
O
Serial data transfer clock signal output to the tuner (FM/AM)
89
TOOL0
I
Writing terminal
90
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"
91
XT2
O
Sub system clock output terminal (32.768 kHz)
92
XT1
I
Sub system clock input terminal (32.768 kHz)
93
FLMD0
I
Flash memory programming mode setting terminal
94
X2
O
Main system clock output terminal (20 MHz)
95
X1
I
Main system clock input terminal (20 MHz)
96
REGC
-
External capacitor connection terminal for regulator output of internal operation