Design Win

L9908 Low Level Driver Software Library

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The STSW-L9908-LLD is a library of low-level drivers that enables the control up to three L9908 Gate Driver Units and includes handling functions. Written in C, it fully complies with MISRA standards to ensure the development of safe, reliable software for automotive applications.

  • 特徴

    • Written in "C" code
    • MISRA compliant
    • Provides handling of all main features of L9908 for AA or BA silicon version
    • Driver is able to control up to 3 L9908 drivers and switch handling between them
    • Includes handling functions:
      • Driver objects handling (to takeover control between all L9908 GDU in the project)
      • Control SPI registers for read or write operations (with SPI packets creating, parsing, CRC processing, automatic frame counter control, handling of register lock management: SRR, NSR, SLR)
      • Driver initialization
      • L9908 internal state machine handling
      • Fault management
      • Watchdog control
      • High impedance (HiZ) control
      • Current reading and processing
      • Driver ENBR and NDIS pins control
      • Reading operational mode