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• IC Pin Function Description
USB BOARD IC101 LC87F1JJ2AU-SQFP-H (USB CONTROLLER)
Pin No.
Pin Name
1
P73
2
/RES
3
XT1
4
XT2
5
VSS1
6
CF1
7
CF2
8
VDD1
9
DO
10
DI
11
CL
12
SO1
13
SI1
14
SCK1
15
CE
16
P17
17
MCLKI
18
MCLKO
19
VDD2
20
VSS2
21, 22
P00, P01
23 to 25
DBGP0 to DBGP2
26
PCMDATA
27
PCMBCK
28
PCMLRSY
29, 30
P20, P21
31
STDATA
32
PCMREQ
33
STCK
34 to 36
P25 to P27
37
D–
38
D+
39
VDD3
40
VSS3
41
UFILT
42
AFILT
43
P32
44
RXD
45
TXD
46
STREQ
47
USB_SLP
48
P72
I/O
I/O
Not used
I
Reset signal input from the system controller
I
Sub system clock input terminal (32.768 kHz)
O
Sub system clock output terminal (32.768 kHz)
-
Ground terminal
I
Main system clock input terminal (12 MHz)
O
Main system clock output terminal (12 MHz)
-
Power supply terminal (+3.3V)
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
O
Serial data output terminal
I
Serial data input terminal
O
Serial data transfer clock signal output terminal
O
Chip enable signal output to the CD-MP3 processor
I/O
Not used
I
Master clock signal input terminal
O
Master clock signal output terminal
-
Power supply terminal (+3.3V)
-
Ground terminal
I/O
Not used
-
Debug terminal
I/O
Serial data input/output terminal
I/O
Bit clock signal input/output terminal
I/O
L/R sampling clock signal input/output terminal
I/O
Not used
O
Audio serial data output to the CD-MP3 processor
I/O
Request signal input/output terminal
O
Audio serial data transfer clock signal output to the CD-MP3 processor
I/O
Not used
I
USB data (–) bus input terminal
I
USB data (+) bus input terminal
-
Power supply terminal (+3.3V)
-
Ground terminal
-
PLL fi lter circuit connection terminal for USB interface
-
PLL fi lter circuit connection terminal for audio interface
I/O
Not used
I
Serial data input from the system controller
O
Serial data output to the system controller
I
Request signal input from the CD-MP3 processor
I
Sleep siganl input from the system controller
I/O
Not used
Description
"L": reset
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
HCD-FX300i
31
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