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3.2.9 Audio Interface – X18
The audio interface provides stereo analogue and digital audio signals.
Header
2.00mm grid
3.2.10 LAN Interface – X20/X29
Two Gbit Ethernet ports are defined. Suitable transformers must be provided externally.
Header
2.00mm grid
19
Pin
Signal Name
Function
1
LINE_R
Line right
2
GND_A
Analogue ground
3
LINE_L
Line left
4
MIC_R
Mic right
5
GND_A
Analogue ground
6
MIC_L
Mic left
7
V5
Power +5V
8
SPDIF_IN
Digital audio input
9
GND
Ground
10
SPDIF_OUT
Digital audio output
Pin
Signal Name
Function
1
GbEx_MDI0N
Bidirectional pair 0 negative
2
GbEx_MDI0P
Bidirectional pair 0 positive
3
GbEx_MDI1N
Bidirectional pair 1 negative
4
GbEx_MDI1P
Bidirectional pair 1 positive
5
GbEx_LED0
LED Link
6
V1.8
Center voltage
7
GND
Ground
8
V3.3
Power +3.3V
9
GbEx_LED1
LED activity
10
GbEx_LED2
LED link 100
11
GbEx_MDI2N
Bidirectional pair 2 negative
12
GbEx_MDI2P
Bidirectional pair 2 positive
13
GbEx_MDI3N
Bidirectional pair 3 negative
14
GbEx_MDI3P
Bidirectional pair 3 positive
x is the number of the GbE port (GbE1: x -> 1)
MSM-LP / MSM-LP Connectors & Jumpers
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