Sony HCD-HX50BTR Service Manual page 52

HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
USB BOARD IC901 TMP92CD28AFG-6VD8 (USB CONTROLLER)
Pin No. Pin Name
1 /RESET
2 DI
3, 4 NO USE
5 G-3
6 DVCC
7 to 9 NO USE
10 DVSS
11 DVCC
12 RVOUT1
13, 14 RVIN
15 RVOUT2
16 DVCC
17 DVSS
18 to 25 D0 to D7
26 DVSS
27 DVCC
28 to 35 D8 to D15
36 A0
37 to 43 A1 to A7
44 DVSS
45 DVCC
46 to 54 A8 to A16
55 to 58 BUS0 to BUS3
59 /BUCK
60 /CCE
61 NO USE
62 DVSS
63 DVCC
64 RD
65 WR
66 SRLLB
67 SRLUB
68 NO USE
69 BOOT
70 CS2
71 LRCK
72 AM1
73 X2
74 DVSS
75 X1
76 DVCC
77 USBOC
78 USBPON
79 D+
80 D-
81 AM0
82 NO USE
83 DVSS
84 DO
85 DATA
86 CLOCK
87 TXD1
88 RXD1
89 NO USE
52
I/O
I Reset signal input from the system controller
I Ready to send signal input from the system controller
O Not used
I Function selection signal input terminal
- Power supply terminal (+3.3 V)
O Not used
- Ground terminal
- Power supply terminal (+3.3 V)
O Reference voltage (+3.3 V) output terminal
I Reference voltage (+3.3 V) input terminal
O Reference voltage (+3.3 V) output terminal
- Power supply terminal (+3.3 V)
- Ground terminal
I/O Two-way data bus with the S-RAM
- Ground terminal
- Power supply terminal (+3.3 V)
I/O Two-way data bus with the S-RAM
O Address signal output terminal
O Address signal output to the S-RAM
- Ground terminal
- Power supply terminal (+3.3 V)
O Address signal output to the S-RAM
O Serial data output to the CD-MP3 processor
O Serial data transfer clock signal output to the CD-MP3 processor
O Chip enable signal output to the CD-MP3 processor
O Not used
- Ground terminal
- Power supply terminal (+3.3 V)
O Output enable signal output to the S-RAM
O Write enable signal output to the S-RAM
O Lower-byte control signal output to the S-RAM
O Upper-byte control signal output to the S-RAM
O Not used
I Boot mode selection signal input terminal
O Chip select signal output to the S-RAM
O L/R sampling clock signal output to the CD-MP3 processor
I Function mode selection signal input terminal
O System clock output terminal (9 MHz)
- Ground terminal
I System clock input terminal (9 MHz)
- Power supply terminal (+3.3 V)
I Over current detection signal input terminal
O USB VBUS power on/off control signal output terminal
I/O Two-way data (positive) bus with the USB connector
I/O Two-way data (negative) bus with the USB connector
I Function mode selection signal input terminal
O Not used
- Ground terminal
O Clear to send signal output to the system controller
I Audio data input from the CD-MP3 processor
I Audio data transfer clock signal input from CD-MP3 processor
O Serial data output to the system controller
I Serial data input from the system controller
O Not used
Description
"L": reset
Fixed at "L" in this set
Not used
"L": boot mode
Fixed at "H" in this set
"H": power on
Fixed at "H" in this set