Altera LCD Multimedia HSMC Manual de usuario Pagina 25

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2–17 Altera Corporation
LCD Multimedia HSMC August 2008
Interfaces/ Connectors
Figure 2–9 shows the Audio Codec connector schematic.
Figure 2–9. Audio Codec Connector Schematic
SD Card
The board includes a SD Card socket and provides SPI mode for SD Card
access. It can be accessible as memory in both SPI and and 1-bit SD mode.
The SD-Card data, clock, and control signals are wired directly to the
MAX II CPLD.
AUD_ADCDAT
I2C_SDAT
I2C_SCLK
AUD_BCLK
AUD_ADCLRCK
AUD_DACDAT
AUD_DACLRCK
AUD_XCK
AGND
A_VCC33
A_VCC33
AGND
AGNDAGND
AGND AGND
AGND
AGND
AGND
AGND
AGND
VCC33VCC33
VCC33
AGND
LINE IN
MIC IN
LINE OUT
C2 1UC2 1U
R2
4.7K
R2
4.7K
J2
PHONE JACK B
J2
PHONE JACK B
L
1
R
2
GND
3
NCR
4
NCL
5
R10
47K
R10
47K
C3
1U
C3
1U
U1
WM8731
U1
WM8731
BCLK
7
HPVDD
12
XTO
2
DCVDD
3
MBIAS
21
MICIN
22
RLINEIN
23
LLINEIN
24
MODE
25
CSB
26
SDIN
27
SCLK
28
ROUT
17
AVDD
18
AGND
19
VMID
20
LOUT
16
HPGND
15
RHPOUT
14
LHPOUT
13
XTI/MCLK
1
DGND
4
ADCLRCK
11
ADCDAT
10
DBVDD
5
CLKOUT
6
DACDAT
8
DACLRCK
9
EXPOSED
29
R3
4.7K
R3
4.7K
R5
2K
R5
2K
R9
47K
R9
47K
J1
PHONE JACK P
J1
PHONE JACK P
L
1
R
2
GND
3
NCR
4
NCL
5
C4 10UC4 10U
TC1 100U/6.3VTC1 100U/6.3V
R0 4.7KR0 4.7K
R4
2K
R4
2K
R8
47K
R8
47K
C5
1N
C5
1N
R1 4.7KR1 4.7K
J3
PHONE JACK G
J3
PHONE JACK G
L
1
R
2
GND
3
NCR
4
NCL
5
R6 330R6 330
R7 680R7 680
C1 1UC1 1U
TC2 100U/6.3VTC2 100U/6.3V
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