INTRODUCTION
3308130 User’s Manual 23
J4, J5: COM1 and COM2 Serial Ports Connector
J4 and J5both 10-pin headers, are the onboard serial port connectors.
Pin #
Signal Name
RS-232
RS-422
RS-485
1
DCD
TX-
DATA-
2
RX
TX+
DATA+
3
TX
RX+
NC
4
DTR
RX-
NC
5
GND
GND
GND
6
DSR
RTS-
NC
7
RTS
RTS+
NC
8
CTS
CTS+
NC
9
RI
CTS-
NC
J4
Fixed as
RS-232
J5
Configurable
as RS-232/
RS-422/485
with jumper
JP1, JP2, JP3
10
NC
NC
NC
J6: Wake On LAN Connector
Pin #
Signal Name
1
+5VSB
2
Ground
3
Wake On LAN
J7, J8: USB Connectors
The following table shows the pin outs of the USB pin headers
connectors. Overall, the two pin headers support four USB ports.
Signal Name Pin Pin Signal Name
Vcc
1
5
Ground
USB0-
2
6
USB1+
USB0+
3
7
USB1-
J7
Ground
4
8
Vcc
Signal Name Pin Pin Signal Name
Vcc
1
5
Ground
USB2-
2
6
USB3+
USB2+
3
7
USB3-
J8
Ground
4
8
Vcc
Содержание 3308130
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