Ethernet; Scmode0 Register Usage - Enclustra Mars EB1 Base Board User Manual

Plug the USB cable into the micro USB connector (front panel) (in order to power up the system
controller, so that the "On startup" switch setting is latched)
Configure the DIP switches for the FTDI path routing
Power up the board using 12 V DC
Please refer to Section 6.10 for details on system controller inputs that are read at startup.
Table 24 describes the meaning of the ScMode0 register and its influence on the Mars EB1 base board
functionality. The ScMode0 register of the system controller can also be configured using I2C - refer to
Section 6.10 for details.
ScMode0 Register
0
1
Table 24: ScMode0 Register Usage
6.4

Ethernet

The Mars EB1 base board is equipped with a Gigabit Ethernet port, configured according to the capabilities
of the mounted module.
The Ethernet magnetics and the RJ45 connector are equipped on the base board, while the Ethernet PHY is
equipped on the Mars module.
The Ethernet port on the Mars EB1 base board can be used as 1 Gigabit Ethernet port or as 2
Ethernet ports, depending on the equipped Mars module. If the RJ45 connector on the board is used for
a dual Fast Ethernet implementation, an external RJ45 Y-adapter/splitter is required in order to convert the
4-pairs connection into 2
D-0000-307-001
Effect
The system controller has Xilinx JTAG functionality
The system controller has Intel JTAG functionality (currently not supported)
2-pairs connections.
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10/100 Mbit
Version 06, 22.07.2021