ZS-PS20CP
36
• IC Pin Function Description
CD BOARD IC702 LC87F1HC4AU-SQFP-E (USB I/F)
Pin No.
Pin Name
I/O
Description
1
P73/INT3
—
Not used (Open)
2
RES
I
Reset signal input
3
XT1/AN10
—
Not used (Connected to ground)
4
XT2/AN11
—
Not used (Open)
5
VSS1
—
Ground
6
CF1
I
Sub clock oscillation input (12MHz)
7
CF2
O
Sub clock oscillation output (12MHz)
8
VDD1
—
Power supply (+3.3 V)
9
P10/SO
O
CD DSP serial data output
10
P11/SI
I
CD DSP serial data input
11
P12/SCK
O
CD DSP serial transfer clock signal output
12
P13/SO1
—
Not used (Open)
13
P14/SI1/SB1
—
Not used (Open)
14
P15/SCK1
—
Not used (Open)
15
P16/T1PWML/CE
O
CD DSP chip enable signal output
16
P17/T1PWMH/BUZ
—
Not used (Open)
17
PWM1/MCLKI
—
Not used (Open)
18
PWM0/MCLKO
—
Not used (Open)
19
VDD2
—
Power supply (+3.3 V)
20
VSS2
—
Ground
21
P00/AN0
—
Not used (Open)
22
P01/AN1
—
Not used (Open)
23
P02/AN2/DBGP0
I
Not used (Pull down)
24
P03/AN3/DBGP1
I
Not used (Pull down)
25
P04/AN4/DBGP2
I
Not used (Pull down)
26
P05/AN5/CK0/SDAT
I
Audio serial data input
27
P06/AN6/T60
I
Audio serial data shift clock input
28
P07/AN7/T70
I
Audio Lch/Rch data signal input
29
P20/INT4/INT6
—
Not used (Open)
30
P21/INT4
—
Not used (Open)
31
P22/INT4/SO4/RD
O
Stream data output
32
P23/INT4/SI4/WR
O
Audio data request signal output
33
P24/INT5/INT7/SCK4
O
Stream data bit clock signal output
34
P25/INT5/SO9/RD9
—
Not used (Open)
35
P26/INT5/SI9/WR9
—
Not used (Open)
36
P27/INT5/SCK9
—
Not used (Open)
37
UHD–
I/O
USB data input/output
38
UHD+
I/O
USB data input/output
39
VDD3
—
Power supply (+3.3 V)
40
VSS3
—
Ground
41
P34/UFILT
—
USB I/F PLL
fi
lter terminal
42
P33/AFILT
—
Not used (Open)
43
P32
—
Not used (Open)
44
P31/URX1
I
USB I/F command serial data input
45
P30/UTX1
O
USB I/F command serial data output
46
P70/INT0/TOLCP/AN8
I
Stream data request signal input
47
P71/INT1/TOHCP/AN9
I
USB host u-com control signal input
48
P72/INT2/TOIN
—
Not used (Open)
Summary of Contents for ZS-PS20CP
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