Table 1-2. PCIe Side Band Signal Controls (continued)
COMPONENT
NAME
FUNCTION / DESCRIPTION
J9
3x1 Header
Provision for connecting PERST# signal from the CEM connector to B11 or B12 pin
of SlimSAS connector P3.
Shunt installed across pins 1-2: PERST# signal routed to B11 pin of SlimSAS
connector P3.
Shunt installed across pins 2-3: PERST# signal routed to B12 pin of SlimSAS
connector P3 (default).
J11
3x1 Header
Provision for connecting PERST# signal from the CEM connector to B29 or B30 pin
of SlimSAS connector P3.
Shunt installed across pins 1-2: PERST# signal routed to B29 pin of SlimSAS
connector P3.
Shunt installed across pins 2-3: PERST# signal routed to B30 pin of SlimSAS
connector P3 (default).
J16
4x2 Header
Provision for connecting PRSNT1 signal to PRSNT2_1, PRSNT2_2, PRSNT2_3
and PRSNT2_4 pins on the CEM connector.
Shunt installed across pins 1-2: PRSNT1 signal routed to PRSNT2_1 pin on the
CEM connector (default).
Shunt installed across pins 3-4: PRSNT1 signal routed to PRSNT2_2 pin on the
CEM connector (default).
Shunt installed across pins 5-6: PRSNT1 signal routed to PRSNT2_3 pin on the
CEM connector (default).
Shunt installed across pins 7-8: PRSNT1 signal routed to PRSNT2_4 pin on the
CEM connector (default).
J5
4x1 Header
Access point to the pins A8, A9, A26, and A27 of SlimSAS connector P2.
J6
4x1 Header
Access point to the pins A8, A9, A26, and A27 of SlimSAS connector P3.
J12
3x1 Header
Provision for connecting PRSNT2_2 pin on the CEM connector to B11 or B12 pin
of SlimSAS connector P2.
J14
3x1 Header
Provision for connecting PRSNT2_1 pin on the CEM connector to B29 or B30 pin
of SlimSAS connector P2.
J13
3x1 Header
Provision for connecting PRSNT2_4 pin on the CEM connector to B11 or B12 pin
of SlimSAS connector P3.
J15
3x1 Header
Provision for connecting PRSNT2_3 pin on the CEM connector to B29 or B30 pin
of SlimSAS connector P3.
shows PCIe reference clock controls and access points.
Table 1-3. PCIe Reference Clock Controls and Access Points
COMPONENT
NAME
FUNCTION / DESCRIPTION
JMP2
3x1 Header
Clock distributor (LMK00334) output enable
Shunt installed across pins 1-2: outputs disabled.
Shunt installed across pins 2-3: outputs enabled (default).
JMP1
3x1 Header
Clock distributor (LMK00334) input select
Shunt installed across pins 1-2: CLKIN1 (An external clock source coming from the
SMP connectors) selected.
Shunt installed across pins 2-3: CLKIN0 (PCIe system clock coming from the CEM
connector) selected (default).
J2 - J3
SMP Connectors
Provision for connecting an external clock source to the LMK00334 CLK1 input
Plug into a PCIe x16 CEM slot.
JMP3
3x1 Header
Clock distributor (LMK00334) LVCMOS reference output enable
Shunt installed across pins 1-2: reference output enabled.
Shunt installed across pins 2-3: reference output disabled (default).
J4
SMP Connector
Access point to the LMK00334 reference output.
Introduction
4
DS320-SLIMSAS-EVM User's Guide
Copyright © 2022 Texas Instruments Incorporated
