LL01/code_app_out/Source/bsp/svd.c

/** ##########################################################################
**     Filename  :
**     Project   :
**     Module    :
**     Processor :
**     Version   :
**     Compiler  :
**     Date/Time :
**     Abstract  :
**     Contents  :
**     Note      :
**
**     (c) Copyright dmdz Co.,Ltd
**  --------------------------------------------------------------------------
**               R E V I S I O N   H I S T O R Y
**  --------------------------------------------------------------------------
**  Date       Ver   Author             Description

**  -20230602-  --V1.0--  --mingyea---  --修改--

** #########################################################################*/

/*---------------------------------------------------------------------------
- I N C L U D E   F I L E S
----------------------------------------------------------------------------*/
#include "svd.h"
#include "nvic.h"


/*---------------------------------------------------------------------------
- D E F I N E S / M A C R O S
----------------------------------------------------------------------------*/


/*---------------------------------------------------------------------------
- T Y P E   D E F I N I T I O N S
----------------------------------------------------------------------------*/


/*---------------------------------------------------------------------------
- S T A T I C   V A R I A B L E S
----------------------------------------------------------------------------*/


/*---------------------------------------------------------------------------
* G L O B A L   V A R I A B L E S
----------------------------------------------------------------------------*/


/*---------------------------------------------------------------------------
- C O N S T A N T S
----------------------------------------------------------------------------*/


/*---------------------------------------------------------------------------
- F U N C T I O N   P R O T O T Y P E
----------------------------------------------------------------------------*/



/*---------------------------------------------------------------------------
|Prototype          :
|Called by          :
|Preconditions      :
|Input parameters   :
|Output parameters  :
|Return value       :
|Description        :  SVD初始化
----------------------------------------------------------------------------*/
void svd_init(void)
{
    //FL_GPIO_InitTypeDef      GPIO_InitStruct;
    FL_NVIC_ConfigTypeDef    InterruptConfigStruct;
    FL_SVD_InitTypeDef       SVD_InitStruct;

    #if 0
    GPIO_InitStruct.pin = FL_GPIO_PIN_15;
    GPIO_InitStruct.mode = FL_GPIO_MODE_ANALOG;
    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);
    #endif

    SVD_InitStruct.SVSChannel = FL_DISABLE;
    SVD_InitStruct.digitalFilter = FL_ENABLE;
    SVD_InitStruct.referenceVoltage = FL_SVD_REFERENCE_1P0V;
    SVD_InitStruct.workMode = FL_SVD_WORK_MODE_CONTINUOUS;
    SVD_InitStruct.enablePeriod = FL_SVD_ENABLE_PERIOD_62P5MS;
    SVD_InitStruct.warningThreshold = FL_SVD_WARNING_THRESHOLD_GROUP11;  //必须4.2以上
    FL_SVD_Init(SVD, &SVD_InitStruct);

    /* 清除欠压标志 */
    FL_SVD_ClearFlag_PowerFall(SVD);
    /* 使能欠压中断 */
    FL_SVD_EnableIT_PowerFall(SVD);

    /* 清除过压标志 */
    FL_SVD_ClearFlag_PowerRise(SVD);
    /* 使能过压中断 */
    FL_SVD_EnableIT_PowerRise(SVD);

    InterruptConfigStruct.preemptPriority = NVIC_PRIORITY_SVD;  //优先级改为最高
    FL_NVIC_Init(&InterruptConfigStruct, SVD_IRQn);

    FL_SVD_Enable(SVD);
}



/*---------------------------------------------------------------------------
|Prototype          :
|Called by          :
|Preconditions      :
|Input parameters   :
|Output parameters  :
|Return value       :
|Description        :
----------------------------------------------------------------------------*/
void svd_task(void)
{
    //SVD锁存判断
    if(FL_RESET == FL_SVD_GetLatchedPowerStatus(SVD))   // SVD内部滤波后的电压检测标志，仅在使能数字滤波时有意义；软件避免写此寄存器。
    {
        // SVD检测到欠压
        // ...
    }
    #if 0
    if(SVDState == SPOWEROFF)
    {
        // SVD检测到欠压
    }
    else
    {
        // SVD检测到欠压恢复
    }
    #endif
}



/*---------------------------------------------------------------------------
|Prototype          :
|Called by          :
|Preconditions      :
|Input parameters   :
|Output parameters  :
|Return value       :
|Description        :  SVD中断配置
----------------------------------------------------------------------------*/
void SVD_Interrupt_Init(void)
{
    FL_NVIC_ConfigTypeDef    InterruptConfigStruct;

    /* 使能过压和欠压中断 */
    FL_SVD_ClearFlag_PowerRise(SVD);
    FL_SVD_ClearFlag_PowerFall(SVD);
    FL_SVD_EnableIT_PowerRise(SVD);
    FL_SVD_EnableIT_PowerFall(SVD);

    /* 配置NVIC中断 */
    InterruptConfigStruct.preemptPriority = NVIC_PRIORITY_SVD;
    FL_NVIC_Init(&InterruptConfigStruct, SVD_IRQn);

    /* 基于SVD监测结果初始赋值 */
    /* 注意：如果有使能数字滤波，应使用SVDR查询；如未使能数字滤波，应使用SVDO查询 */
    //eSVDResult = SVD_SVDO_POLL();
}

/*---------------------------------------------------------------------------
|Prototype          :
|Called by          :
|Preconditions      :
|Input parameters   :
|Output parameters  :
|Return value       :
|Description        :  SVD中断反初始化
----------------------------------------------------------------------------*/

void SVD_Interrupt_DeInit(void)
{
    /* 禁能过压和欠压中断 */
    FL_SVD_ClearFlag_PowerRise(SVD);
    FL_SVD_ClearFlag_PowerFall(SVD);
    FL_SVD_DisableIT_PowerRise(SVD);
    FL_SVD_DisableIT_PowerFall(SVD);

    /* 清除NVIC Pending位 */
    NVIC_ClearPendingIRQ(SVD_IRQn);
    /* 禁能NVIC中断 */
    NVIC_DisableIRQ(SVD_IRQn);
}