Simulink Coder Custom Code Block

// In .c File
if (zcEvent != NO_ZCEVENT) {
    /* CFunction: '<S1>/C Function1' */
    spi_logger_spi_test_DW.CFunction1_currentCount++;

    /* MATLABSystem: '<S1>/SPI Master Transfer' incorporates:
     *  CFunction: '<S1>/C Function1'
     */
    MW_SPI_SetSlaveSelect(spi_logger_spi_test_DW.obj.MW_SPI_HANDLE, 0U, true);
    ClockModeValue = MW_SPI_MODE_0;
    MsbFirstTransferLoc = MW_SPI_MOST_SIGNIFICANT_BIT_FIRST;
    rdDataRaw = MW_SPI_SetFormat(spi_logger_spi_test_DW.obj.MW_SPI_HANDLE, 16U,
      ClockModeValue, MsbFirstTransferLoc);
    if (rdDataRaw == 0U) {
      MW_SPI_MasterWriteRead_8bits(spi_logger_spi_test_DW.obj.MW_SPI_HANDLE,
        &spi_logger_spi_test_DW.CFunction1_currentCount, &rdDataRaw, 1UL);
    }

    /* End of MATLABSystem: '<S1>/SPI Master Transfer' */
  }

// In .h File
/* Block states (default storage) for system '<Root>' */
typedef struct {
  codertarget_tic2000_blocks_SP_T obj; /* '<S1>/SPI Master Transfer' */
  int32_T clockTickCounter;            /* '<Root>/Pulse Generator' */
  int32_T clockTickCounter_h;          /* '<Root>/Pulse Generator1' */
  uint16_T CFunction1_currentCount;    /* '<S1>/C Function1' */
} DW_spi_logger_spi_test_T;