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举例如下：

void MF_SPI1_Init(void)
{
    FL_GPIO_InitTypeDef    GPIO_InitStruct;

    FL_SPI_InitTypeDef    SPI1_InitStruct;

    /* PA8 SPI1_SSN */  
    GPIO_InitStruct.pin = FL_GPIO_PIN_8;
    GPIO_InitStruct.mode = FL_GPIO_MODE_DIGITAL;
    GPIO_InitStruct.outputType = FL_GPIO_OUTPUT_PUSHPULL;
    GPIO_InitStruct.pull = FL_DISABLE;
    GPIO_InitStruct.remapPin = FL_DISABLE;
    GPIO_InitStruct.analogSwitch = FL_DISABLE;
    FL_GPIO_Init(GPIOA, &GPIO_InitStruct);

    /* PA9 SPI1_SCK */
    GPIO_InitStruct.pin = FL_GPIO_PIN_9;
    GPIO_InitStruct.mode = FL_GPIO_MODE_DIGITAL;
    GPIO_InitStruct.outputType = FL_GPIO_OUTPUT_PUSHPULL;
    GPIO_InitStruct.pull = FL_DISABLE;
    GPIO_InitStruct.remapPin = FL_DISABLE;
    GPIO_InitStruct.analogSwitch = FL_DISABLE;
    FL_GPIO_Init(GPIOA, &GPIO_InitStruct);

    /* PB0 SPI1_MISO */
    GPIO_InitStruct.pin = FL_GPIO_PIN_0;
    GPIO_InitStruct.mode = FL_GPIO_MODE_DIGITAL;
    GPIO_InitStruct.outputType = FL_GPIO_OUTPUT_PUSHPULL;
    GPIO_InitStruct.pull = FL_DISABLE;
    GPIO_InitStruct.remapPin = FL_DISABLE;
    GPIO_InitStruct.analogSwitch = FL_DISABLE;
    FL_GPIO_Init(GPIOB, &GPIO_InitStruct);

    /* PB1 SPI1_MOSI */
    GPIO_InitStruct.pin = FL_GPIO_PIN_1;
    GPIO_InitStruct.mode = FL_GPIO_MODE_DIGITAL;
    GPIO_InitStruct.outputType = FL_GPIO_OUTPUT_PUSHPULL;
    GPIO_InitStruct.pull = FL_DISABLE;
    GPIO_InitStruct.remapPin = FL_DISABLE;
    GPIO_InitStruct.analogSwitch = FL_DISABLE;
    FL_GPIO_Init(GPIOB, &GPIO_InitStruct);

    SPI1_InitStruct.softControl = FL_DISABLE;
    SPI1_InitStruct.mode = FL_SPI_WORK_MODE_MASTER;
    SPI1_InitStruct.baudRate = FL_SPI_BAUDRATE_DIV8;
    SPI1_InitStruct.bitOrder = FL_SPI_BIT_ORDER_MSB_FIRST;
    SPI1_InitStruct.dataWidth = FL_SPI_DATA_WIDTH_8B;
    SPI1_InitStruct.clockPhase = FL_SPI_PHASE_EDGE1;
    SPI1_InitStruct.transferMode = FL_SPI_TRANSFER_MODE_FULL_DUPLEX;
    SPI1_InitStruct.clockPolarity = FL_SPI_POLARITY_NORMAL;

    FL_SPI_Init(SPI1, &SPI1_InitStruct);    
}