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NXP Semiconductors S32K148 - Board Setup and Operation; Power Supply Jumper Settings; LIN and RTC Clock Jumper Settings

NXP Semiconductors S32K148
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8
JUMPER SETTINGS (POWER SUPPLY)
JUMPER SETTINGS (LIN AND RTC CLOCK CONFIGURATION)
Jumper Configuration Description
J2
1-2 (Default) The 3.3V supply powered from VBAT(+12V);
2-3 The 3.3V supply powered from P5V0(5V);
J8
1-2 (Default) The P5V0 supply powered from SBC output ;
2-3 Not use, no power source(NC on J8-3);
J9
1-2 (Default) The VDD supply powered from P3V3_SW(3.3V);
2-3 The VDD supply powered from P5V0(5V);
J29
1-2 (Default) VCAN_SBC supply powered from P5V0_V1SBC;
2-3 VCAN_SBC supply powered from PVEXT_SBC;
J11 1-2 (Default)
It’s connected between VDD and VDD_MCU, and is designed for
S32K148 MCU low-power static current measurement, for this case,
R77 needs to be unmounted.
The jumper connection schematic is as below, details can be found in the board schematic;
Jumper Configuration Description
J32
short (Default) Enable the LIN bus 1 pullup to work as a master node;
open The LIN bus 1 is working as a slave node;
J33
short (Default) Enable the LIN bus 2 pullup to work as a master node;
open The LIN bus 2 is working as a slave node;
J34
1-2 (Default) External active 32.768KHz oscillator for RTC is powered by VDD_MCU;
2-3
External active 32.768KHz oscillator for RTC is powered by VDD_MCU_
PERH;
External active 32.768 KHz oscillator for RTC schematic is as right, details can be found in the board
schematic and HW UG;

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