NXP Semiconductors UJA1169A, User Manual, Page: 39 / 39

NXP Semiconductors
UM11758
UJA1169A evaluation boards
Contents
1 Introduction ......................................................... 2
2 Overview of boards ............................................ 3
2.1 Ground connections ...........................................4
2.2 Power supply connections .................................4
2.2.1 Battery connections ........................................... 4
2.2.2 V1/PNP connections ..........................................5
2.2.2.1 UJA1169A with one PNP ...................................6
2.2.2.2 UJA1169A without an external PNP .................. 7
2.2.2.3 UJA1169Ax-EVB with multiple external
PNPs ..................................................................7
2.2.3 V2/VEXT connection ..........................................9
2.3 CAN communication circuitry ...........................10
2.4 Wake-up options ..............................................11
2.5 LIMP output ..................................................... 12
2.6 MCU interface ..................................................13
2.7 Reset connection .............................................14
3 Connecting the UJA1169Ax-EVB into a
CAN network ..................................................... 15
4 Schematic diagrams ......................................... 16
5 Bills of Materials ............................................... 19
6 FlexGUI: interactive register control via
USB .....................................................................22
6.1 FlexGUI software package overview ............... 22
6.2 Preparations for using the S32K144EVB as
a USB interface ............................................... 22
6.2.1 FlexGUI firmware installation on
S32K144EVB ...................................................22
6.2.2 HW setup for FlexGUI operation ..................... 24
6.3 Installing the FlexGUI on a PC ........................25
6.4 Using the FlexGUI ........................................... 25
6.4.1 Starting the FlexGUI application ......................25
6.4.2 Establishing a connection between the
FlexGUI and the hardware .............................. 28
6.4.3 SPI speed selection .........................................29
6.4.4 Interactive control of the RGB LED on the
microcontroller board .......................................29
6.4.5 Register map ................................................... 29
6.4.6 Working with the script editor .......................... 34
6.4.7 Logging read and write operations .................. 35
6.4.8 Restrictions on using SBC in Sleep mode ....... 37
7 References .........................................................38
© NXP B.V. 2022. All rights reserved.
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Date of release: 19 April 2022
Document identifier: UM11758