IDT EB4T4 Eval Board, Руководство пользователя

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IDT Description of the EB4T4 Eval Board
EB4T4 Eval Board Manual 1 - 2 August 20, 2007
Notes
Board Features
Hardware
‹
PES4T4 PCIe 4 port switch
– Four ports (x1), 4 PCIe lanes
– PCIe Base Specification Revision 1.1 compliant
– Integrates four 2.5 Gbps embedded SerDes
– Up to 256 byte maximum Payload Size
– Automatic polarity inversion supported on all lanes
– Load configuration from an optional serial EEPROM via SMBUS
‹ Upstream, Downstream Port
– One edge connector on the upstream port, to be plugged into a x1 slot on a host motherboard
– Three slot connectors on the downstream ports, for PCIe endpoint add-on cards to be plugged in.
‹ Numerous user selectable configurations set using onboard jumpers and DIP-switches
– Source of clock - host clock or onboard clock generator
– One clock rate (100 MHz) and spread spectrum setting
– Boot mode selection
‹ Vaux Support
‹
SMBUS Master Interface connected to the Serial EEPROMs through I/O expander
‹ “Attention” button for each downstream port to initiate a hot swap event on each port
‹ Four pin connector for optional external power supply
‹
Push button for Warm Reset
‹ Several LEDs to display status, reset, power, “Attention”, etc.
‹ One 10-pin JTAG connector (pitch 2.54 mm x 2.54 mm)
Software
There is no software or firmware executed on the board. However, useful software is provided along
with the Evaluation Board to facilitate configuration and evaluation of the PES4T4 within host systems
running popular operating systems.
‹
Installation programs
– Operating Systems Supported: Windows2000, WindowsXP, Linux
‹
GUI based application for Windows and Linux
– Allows users to view and modify registers in the PES4T4
– Binary file generator for programming the serial EEPROMs attached to the SMBUS.
Other
‹
A metal bracket is required to firmly hold in place the three endpoints plugged into the EB4T4
board.
‹
An external power supply may be required under some conditions.
‹
SMBUS cable may be required for certain evaluation exercises.
‹
SMA connectors are provided on the EB4T4 board for specific test points.
Revision History
August 2
0, 2007
: Initial publication of board manual.