[Dalianda Solution] To help automotive electronic products go to market quickly, Dalianda launches a general automotive evaluation board solution based on NXP products

Figure 1 - Demonstration board diagram of DLA Shiping’s general automotive evaluation board solution based on NXP products

Figure 2 - Scenario application diagram of Dalian Dapinjia’s automotive general evaluation board solution based on NXP products

Figure 3-Block diagram of Dalian Dapinjia’s general automotive evaluation board solution based on NXP products

This evaluation board solution is aimed at general-level automotive applications. It provides a wealth of test components and supports a wide range of ASIL-D safety hardware and peripherals, including the FS26 safety system basic chip, onboard CAN, LIN and UART/SCI interfaces, and provides RMII The interface supports external expansion to the Ethernet development board, and the SODIMM-260 golden finger interface is reserved on the board to facilitate users to expand the functional baseboard. Not only that, NXP also launched the free development integrated environment S32DS, which allows users to quickly become familiar with the S32K series MCUs and quickly complete product prototype verification, thereby greatly shortening the product development cycle and meeting the rapidly developing market demand for automotive electronic products.

▌Core technology advantages

• The size of the evaluation board is: 6mm×130mm, which is light and convenient to use. Select a microcontroller based on Arm®Cortex®-M7 32-bit 4MB/512K with lock step function to meet the application development needs of ASIL-D automotive functional safety level;

• Paired with the scalable third-generation safety power management chip FS26, it achieves comprehensive power monitoring management and failure safety protection;

• Dedicated interface design with NXP FS26 GUI tool, providing FS26 simulation and OTP burning functions;

• 1 high-speed CAN transceiver, 2 LIN 22A/SAE J2602 transceivers;

• Rich communication interfaces: SPI, I²C, I²S, UART, CAN/FD and Ethernet supporting TSN;

• Provides RMII interface, which can be flexibly connected to automotive Ethernet and industrial Ethernet development boards to realize automotive network development;

• Provides Arduino UNO interface, which can be connected to various types of development boards for application expansion;

• Supports 10-Pin JTAG standard debugging interface and 20-Pin ETM advanced debugging interface;

• The interface design of SODIMM-260 allows this board to run independently as a minimum system or in combination with a body domain expansion carrier board, making it convenient for users to develop body domain applications;

• In-depth cooperation with the RTD real-time driver software provided by the original manufacturer, the rich official website routines provide users with a barrier-free development environment, and can develop automotive-grade application software based on the underlying driver foundation of NXP mass production level AUTOSAR® and Non-AUTOSAR® .

▌Project specifications

Main control MCU (S32K344)

• ARM® Cortex® M7 lock-step core complies with ISO26262 ASIL-D automotive functional safety level, supports ASIL B/D safety applications, and has a main frequency of up to 160MHz;

• 4MB Flash with ECC function, 512KB RAM with ECC function;

• Supports low power operation and standby mode. Fast wake-up, clock and power gating;

• With DSP instruction set and single-precision floating point processing unit (FPU);

• 12-bit 1 Msps ADC, 16-bit eMIOS timer;

• HSE security engine: AES-128/192/256, RSA, ECC, secure boot and key storage, side-channel protection, ISO 21434 compatible;

• Peripheral interface: Ethernet TSN/AVB (100Mbps/1Gbps), CAN FD, FlexIO (UART/SPI/IIC/IIS/SENT/PWM), SAI, QSPI;

• Supports 6-channel FlexCAN, and all support CAN-FD;

• Free software development integrated environment - S32DS, and provides RTD real-time driver software to support real-time software on AUTOSAR® and non-AUTOSAR® applications, providing ISO 26262 compliance for the Arm® Cortex®-M core and all software layers Complete IP and functionality.

  
  

Automotive grade high-speed CAN transceiver (TJA1043) specifications:

• Fully compliant with ISO 11898-2:2003 and ISO 11898-5:2007 standards;

• Suitable for 12V and 24V systems;

• Low electromagnetic emissions (EME) and high electromagnetic immunity (EMI);

• Under CAN FD fast phase, the data rate is up to 5Mbit/s;

• The VIO input allows direct connection to a microcontroller with a supply voltage of 3V~5V.

  
  

Automotive grade high-speed LIN transceiver (TJA1022) specifications:

• Complies with LIN 2.0, LIN 2.1, LIN 2.2, LIN 2.2A and SAE J2602 standards;

• Baud rate up to 20KBd;

• Extremely low electromagnetic radiation (EME);

• It has extremely low power consumption in sleep mode and supports remote LIN wake-up;

• Can be operated passively without power;

• Integrated termination resistor for LIN slave applications;

• K-line compatible;

• The input level is compatible with 3V and 5V devices and can be directly connected to MCU microcontrollers.

  
  

Automotive grade SBC (FS26) specifications:

• The input voltage supports a maximum of DC 40V;

• Handles serious cranking (3.2V battery) thanks to its BOOST controller;

• When VBST Front-End is used, the minimum battery operating voltage supported is 2V;

• At VBST Back-End, the minimum battery operating voltage supported is 6V;

• The power supply can output multiple VCORE/LDO/TRK to match with MCU;

• Safety supervision: (Fail Safe):

  ▷ Supports MCU power supply supervision, external voltage input supervision, and over-voltage and under-voltage supervision of all internal power supplies;

  ▷Support internal logic and simulate function self-test;

  ▷ Watchdog: Simple/Challenger, to prevent crashes or software running out of order;

  ▷ Supports fail-safe output and system safety protection;

  ▷ Electromagnetic interference (EMI) robustness supports various automotive EMI test standards;

  ▷ Scalable product portfolio from automotive safety integrity levels ASIL B to ASIL D.

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