Connectors - Broadcom P411W-32P User Manual

Nvme switch adapte
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P411W-32P PCIe 4.0 User Guide
Figure 6 P411W-32P NVMe Switch Adapter Layout
J1, J2, J3, J4 (C0, C1, C2, C3) – x8 SFF-8654 Slimline internal connectors
J22 – UART. Reserved for Broadcom use.
LED11 – SYS_ERROR_N LED
LED12 – Heartbeat LED
J11 – PCIe x16 board edge connector

8.2.1 Connectors

The following table defines the adapter's internal x8 SFF-8654 SlimSAS connector pinouts. The adapter follows the
SFF-9402 standard for connector sideband signal assignments. Each x8 connector includes eight PCIe transmit and receive
lanes, and two sets of sidebands designated as A and B, in accordance with the SFF-9402 specification.
Table 7 Internal Connector Pinout
Pin
Signal Name
A1
GND
A2
PERp0
A3
PERn0
A4
GND
A5
PERp1
A6
PERn1
A7
GND
A8
BP_TYPEA
A9
2W_RESETA
A10
GND
A11
REFCLKA+
A12
REFCLKA-
A13
GND
A14
PERp2
A15
PERn2
A16
GND
A17
PERp3
A18
PERn3
A19
GND
Broadcom
Pin
Signal Name
B1
GND
B2
PETp0
B3
PETn0
B4
GND
B5
PETp1
B6
PETn1
B7
GND
B8
2W-CLKA
B9
2W-DATAA
B10
GND
B11
PERSTA#
B12
CPRSNTA#
B13
GND
B14
PETp2
B15
PETn2
B16
GND
B17
PETp3
B18
PETn3
B19
GND
NVMe Switch Adapter
P411W-32P-UG104
13

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