HDA Front Header Connector X24
Pin
Signal
Pin
Microphone 2 Input Left
1
2
Microphone 2 Input Right
3
4
Line 2 Output Right
5
6
7
Analog Ground
8
Line 2 Output Left
9
10
Connector Type
X24 10 pin, 2 row 2.54mm grid female.
The QEVAL 2.0 also provides an audio interface on an edge card connector (CN10) for additional HDA, AC'97 or I2S codec support.
Pin
Signal
Pin
B1
+12V
A1
B2
+12V
A2
B3
+12V
A3
B4
GND
A4
B5
I2C_CLK
A5
B6
I2C_DAT
A6
B7
GND
A7
B8
+3.3V
A8
B9
HDA_RST#
A9
B10
+3.3V AUX
A10
B11
N.C.
A11
Key
B12
SPKR
A12
B13
GND
A13
B14
N.C.
A14
B15
N.C.
A15
B16
GND
A16
B17
PRSNT2#
A17
B18
GND
A18
Note
The I2C signals at pins B5 and B6 are necessary for I2S audio codec support. The QEVAL 2.0 supports also optional S/PDIF digital input (X23)
and S/PDIF output 2 (X25) interfaces. The connectors for these interfaces are not assembled by default.
Copyright © 2014 congatec AG
Signal
Analog Ground
HDA_PRESENCE#
Microphone 2 Sense
N.C.
Line 2 Sense
Signal
PRSNT1#
+12V
+12V
GND
HDA_BCLK
HDA_SDOUT
HDA_SDIN
HDA_SYNC
+3.3V
+3.3V
N.C.
GND
N.C.
N.C.
GND
N.C.
N.C.
GND
HDA Front Header
(X24)
HDA Edge Card Connector
(CN10)
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
B15
B16
B17
B18
QEV2m11
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
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