Pin Description
PCI Express Interface
PCIe x16 Gen 4.0 Edge Connector
The BF2500 Controller Card uses a PCI Express x16 connector (component and print sides) according to the PCI Express 4.0 specifications. The following
two tablesprovide component side pins description and print side pins description. For further details, please refer toPCIe x16 Gen 3.0/4.0 Edge
Interface.
Side A
Pin# Pin Name Pin Definition Description
A1 PRSNT1# INPUT Card presence detect, connected to PRSNT2#
A2 12V POWER 12V power
A3 12V POWER 12V power
A4 GND GND Ground
A5 TCK NC Not connected
A6 TDI INPUT on board loop
HSOp(x) and HSOn(x) stand for High Speed Output and HSIp(x) and HSIn(x) stand for High Speed Input. The direction is relative to the motherboard
or system board.
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