IEI Integration ICE-DB-T6 - Manual (Page 64)

Type 6 Carrier Board Design Guide
Page 54
10Mbit/sec modes.
A3
A2 GBE0_MDI3+
GBE0_MDI3-
I/O
Media Dependent Interface (MDI) differential pair
3. The MDI can operate in 1000, 100, and
10Mbit/sec modes.
A14 GBE0_CTREF REF
Reference voltage for carrier board Ethernet
channel 0 magnetics center tap. The reference
voltage is determined by the requirements of the
module's PHY and may be as low as 0V and as
high as 3.3V.
A8 GBE0_LINK#
O 3.3V OD
CMOS
Ethernet controller 0 link indicator, active low.
A4 GBE0_LINK100#
O 3.3V OD
CMOS Ethernet controller 0 100Mbit/sec link indicator,
active low.
A5
GBE0_LINK1000
# O 3.3V OD
CMOS Ethernet controller 0 1000Mbit/sec link indicator,
active low.
B2 GBE0_ACT#
O 3.3V OD
CMOS
Ethernet controller 0 activity indicator, active low.
Table 3-17: Ethernet Signals Description
3.9.2 Giga LAN Connector
IEI uses the RJ-45 connector including the transformer.
Figure 3-23: GbE LAN Connection Example (including Transformer)