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HCD-EC59/EC590
• IC Pin Function Description
USB BOARD IC901 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
SO0
10
SI0
11
SCK0
12
SO1
13
SI1
14
SCK1
15
P16
16
P17
17
MCLKI
18
MCLKO
19
VDD2
20
VSS2
21, 22
P00, P01
23 to 25
DBGP0 to DBGP2
26
SDAT
27
BCLK
28
LRCK
29, 30
P20, P21
31
P22
32
P23
33
P24
34 to 36
P25 to P27
37
UHD-
38
UHD+
39
VDD3
40
VSS3
41
UFILT
42
AFILT
43
P32
44
URX1
45
UTX1
46
P70
47
P71
48
P72
16
I/O
I/O
Not used
I
Reset signal input from the system controller
I
Not used
O
Not used
-
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
I
Chip enable signal input from 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
Serial data input from the CD-MP3 processor
I
Bit clock signal input from the CD-MP3 processor
I
L/R sampling clock signal input from the CD-MP3 processor
I/O
Not used
O
Audio serial data output to the CD-MP3 processor
O
Request signal output to the CD-MP3 processor
O
Audio serial data transfer clock signal output to the CD-MP3 processor
I/O
Not used
I/O
USB D- serial data input/output terminal
I/O
USB D+ serial data input/output 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 Not used
I/O
Not used
I
USB RX signal input from the system controller
O
USB TX signal output to the system controller
I
Request signal input from the CD-MP3 processor
I
Sleep control signal input from the system controller
I/O
Not used
Description
"L": reset
Not used
Not used
Not used
Not used
Not used
Not used
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