4.2 Jumpers
The table below shows the default jumper settings for the MPC-LS Processor Module:
Table 4. MPC-LS Processor Module jumper settings
Jumper
Size
Name/function
Description
J13
1x2 pin
LS Secure Boot Programming Enable Off: Normal Operation
On: Programming Mode
J28
1x3 pin
UART to USB Rx pin
1-2: LS Serial port
2-3: MPC5748G Serial Port
J29
1x3 pin
UART to USB Tx pin
1-2: LS Serial port
2-3: MPC5748G Serial Port
J31
1x2 pin
USB_PWRFAULT Pull Select
Off: No external pull
On: Pin pulled to GND (may be required by
USB software)
J32
1x2 pin
Disable RESET_REQ_B from LS
Off: RESET_REQ_B pin will trigger a reset
On: RESET_REQ_B pin is masked and will
not trigger reset
The default jumper setting on J28 and J29 is set to 1-2.
On the LS1043A side, the U-Boot is by default booted from the NOR flash.
4.3 LED indicators
The table below describes the MPC-LS Processor Module LEDs:
Table 5. MPC-LS Processor Module LEDs
LED
Color
Name
Description
DS1
Red
5 V switching regulator output
5 V power present
DS2
Red
3.3 V switching regulator output 3.3 V power present
DS3
Blue
MPC5748G general purpose
LED
General purpose port – PB[14]
DS4
Red
LS general purpose LED
General purpose
DS7
Red
LS1043A reset
LS MPU in reset
Table continues on the next page...
NXP Semiconductors
MPC-LS Processor Module details
MPC-LS Vehicle Network Processing Evaluation Board User Manual, Rev. 0, Feb 2019
User's Guide
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