B&B Electronics APXN-Q5428 - User Manual - Manual (Page 13)

AirborneM2M™ Users Guide B&B Electronics, Inc.
1/9/2014 13
5.2 Ethernet Port
The AirborneM2M ™10/100Mbps interface supports auto negotiation. The
interface also supports both half and full duplex for 10Mbps and 100Mbps.Table
2 shows the interface pinout.
In some models, the Ethernet port supports Power over Ethernet (PoE) when
connected to an 802.3af Class 1 PSE device. Both Mode A (MDI and MDI-X) and
Mode B powering schemes are supported (Table 3).
Figure 3 - Ethernet Jack Pinout
Table 2 - Ethernet Connector Pinout
Pin RJ45 Socket
1 TxD+
2 TxD-
3 RxD+
4 NC
5 NC
6 RxD-
7 NC
8 NC
Green LED Unused
Yellow LED
Ethernet Link/Activity:
Off No Ethernet Link
On Ethernet Link active
Flashing Network activity
Table 3 - PoE Pinout Alternatives
Pin
Alternate A
(MDI-X)
Alternate A
(MDI)
Alternate B
(All)
1 Negative V
PSE
Positive V
PSE
2 Negative V
PSE
Positive V
PSE
3 Positive V
PSE
Negative V
PSE
4 Positive V
PSE
5 Positive V
PSE
6 Positive V
PSE
Negative V
PSE
7 Negative V
PSE
8 Negative V
PSE