Preliminary Development
–
BARIX IP AUDIO MODULE 400
–
V 02.20
–
9.April.2018
Connectors
10
Pin #
Name
Type Description (usage)
1
Reserved
2
USB-IDDET
I
USB ID detection
3
DGND
P
Digital Ground
4
USBDM0
B
USB 2.0 Host Interface negative / USB 2.0 OTG
Interface negative
5
USBDP0
B
USB 2.0 Host positive negative / USB 2.0 OTG
Interface positive
Type: O=Output, I=Input, P=Power, R = Reference level
Connector pin out
J4 pin out (network, USB)
Pin #
Name
Type
Description (usage)
1
EPHY-TXP
O
Transceiver positive output
2
TCT
R
Transmit Transformer center Tap
3
EPHY-TXN
O
Transceiver negative output
4
DGND
P
Digital Ground
5
EPHY-RXN
I
Transceiver negative input
6
RCT
R
Receive Transformer center Tap
7
EPHY-RXP
I
Transceiver positive input
8
DGND
P
Digital Ground
9
USBDM2
B
USB 2.0 Host Interface negative
10
EPHY-SPD-LED
O
Ethernet 10/100M indicator LED
11
EPHY-LINK-LED
O
Ethernet LINK up/down LED
12
USBDP2
B
USB 2.0 Host Interface positive
Type: O=Output, I=Input, P=Power, R = Reference level
Connector pin out
J5 pin out (I
2
S output)
Pin #
Name
Type
Description (usage)
1
PCM0_CLK
O
I²S serial clock output
2
PCM0_DO
O
I²S serial data output
3
PCM0_SYNC
O
I²S frame indication
4
DGND
P
Digital Ground
5
Reserved
6
X24MO
O
Clock Output 24MHz Crystal
7
DGND
P
Digital Ground
8
PCM0_DI
I
I²S serial data input
Type: O=Output, P=Power
