
H A R D W A R E D E S C R I P T I O N
DNPCIe_10G_K7_LL (_QSFP) User Manual
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53
Signal Name
FPGA
LED
LED5
U6-B15
DS22
LED6
U6-A15
DS23
LED7
U6-A13
DS24
LED8
U6-A12
DS25
4.2
Configuration DONE LEDs
After the FPGA has received all the configuration data successfully, it releases the
DONE pin, which is pulled high by a pull-up resistor. A low-to-high transition on the
DONE indicates configuration is complete and initialization of the device can begin.
DONE pin drives an N-MOSFET and turns ON a blue LED when the DONE pin
goes high.
Table 17
describes the DONE LED and its associated pin assignment on the
FPGA.
Table 17 – FPGA DONE LED
Signal Name
FPGA
LED
FPGA_DONE
U6-J7
DS15
5
Power Distribution
The DNPCIe_10G_K7_LL (_QSFP) Ethernet Packet Analysis Engine supports a wide
range of technologies, from legacy devices like serial ports, to DDR3 SDRAM, Ethernet
Transceivers and GTX Transceivers on the Xilinx FPGA. This wide range of
technologies, including the various FPGA power supplies requires a variety of power
supplies. These are provided on the DNPCIe_10G_K7_LL (_QSFP) Ethernet Packet
Analysis Engine using a combination of switching and linear power regulators.
5.1
In-System Operation
The primary source of power for the DNPCIe_10G_K7_LL (_QSFP) is from the PCI
Express Edge Connector (P1). All other voltages on the board are generated from this
supply.
6
Mechanical
6.1
Board Dimensions
The board conforms to the
PCI Express Card Electromechanical Specification 2.1
for a
Low Profile Half Length Card. The maximum component height is the specified height
(14.47mm) and thus requires a single slot.