Table 4. Connector settings
Connector
Description
Connector type
Typical connection
BT1
Battery
3-pin battery holder
Connects to 3 V CR2032 lithium coin cell
battery
J1
Power connector
DC power jack
Connects to 12 V, 5 A power supply adapter.
Available on the chassis back panel.
J2
Remote power
1x2-pin header
Connects to remote power switch
J9
Remote reset
1x2-pin header
Connects to remote reset switch
J3, J4, J5
Fan header
1x3-pin connector
Provides 12 V to chassis fans and device heat
sink fan
J8
CPLD_JTAG
2x5-pin header
Connects to JTAG interface for CPLD
debugging
J24
DUT JTAG
2x5-pin Arm JTAG header Connects to CodeWarrior TAP using a 10-pin
cable
J11
IEEE1588
2x6-pin header
Open, provides access to IEEE 1588 pins
J12
1PPS (IEEE1588)
SMA connector
Provides option to observe and use 1PPS
signals from IEEE1588 block of LS1028A
J13
IEEE1588(SW) & 1722
2x3-pin header
Provides access to TSN switch 1588 pins and
IEEE 1722 pins
J17
M.2_1 COEX
1x4-pin header
M.2 connector (1) header for coexistence
signals
J19
M.2_2 COEX
1x4-pin header
M.2 connector (2) header for coexistence
signals
J23
EMU
2x10-pin connector
Connects to DediProg EM100Pro QSPI
emulator using a sideband cable (ISP-
ADPintel- B)
J33
EMU RST
1x2-pin header
Allows system reset to be triggered by the
DediProg EM100Pro emulator
J26
I2C1
1x3-pin header
Access to I2C channels
P1
UART1 (BOT)
UART2 (TOP)
DB9 connector (2)
Connects to an external RS-232 cable.
Available on the chassis front panel.
P3
CAN1 (BOT)
CAN2 (TOP)
DB9 connector (2)
Connects to external CAN adapter cable.
Available on the chassis front panel.
J21
USB1
USB 3.0 Type-A
connector
Connects to USB-compatible device. Available
on the chassis back panel.
J22
USB2
24-pin USB Type-C
connector
Connects to USB-compatible device. Available
on the chassis back panel.
P2
SD card slot
9-pin SD card slot
Provides access to SD card. Available on the
chassis back panel.
Table continues on the next page...
NXP Semiconductors
Connectors
QorIQ LS1028A Reference Design Board Getting Started Guide, Rev. 0, 2/2019
User's Guide
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