/**
* @brief Checks whether the specified ADC flag is set or not.
* @param ADCx: where x can be 1 to select the ADC1 peripheral.
* @param ADC_FLAG: specifies the flag to check.
* This parameter can be one of the following values:
* @arg ADC_FLAG_AWD: Analog watchdog flag
* @arg ADC_FLAG_OVR: Overrun flag
* @arg ADC_FLAG_EOSEQ: End of Sequence flag
* @arg ADC_FLAG_EOC: End of conversion flag
* @arg ADC_FLAG_EOSMP: End of sampling flag
* @arg ADC_FLAG_ADRDY: ADC Ready flag
* @arg ADC_FLAG_ADEN: ADC enable flag
* @arg ADC_FLAG_ADDIS: ADC disable flag
* @arg ADC_FLAG_ADSTART: ADC start flag
* @arg ADC_FLAG_ADSTP: ADC stop flag
* @arg ADC_FLAG_ADCAL: ADC Calibration flag
* @retval The new state of ADC_FLAG (SET or RESET).
*/
FlagStatus ADC_GetFlagStatus(ADC_TypeDef* ADCx, uint32_t ADC_FLAG)
{
FlagStatus bitstatus = RESET;
uint32_t tmpreg = 0;
/* Check the parameters */
assert_param(IS_ADC_ALL_PERIPH(ADCx));
assert_param(IS_ADC_GET_FLAG(ADC_FLAG));
if((uint32_t)(ADC_FLAG & 0x01000000))
{
tmpreg = ADCx->CR & 0xFEFFFFFF;
}
else
{
tmpreg = ADCx->ISR;
}
/* Check the status of the specified ADC flag */
if ((tmpreg & ADC_FLAG) != (uint32_t)RESET)
{
/* ADC_FLAG is set */
bitstatus = SET;
}
else
{
/* ADC_FLAG is reset */
bitstatus = RESET;
}
/* Return the ADC_FLAG status */
return bitstatus;
}
/**
* @brief Checks whether the specified ADC flag is set or not.
* @param ADCx: where x can be 1, 2 or 3 to select the ADC peripheral.
* @param ADC_FLAG: specifies the flag to check.
* This parameter can be one of the following values:
* @arg ADC_FLAG_AWD: Analog watchdog flag
* @arg ADC_FLAG_EOC: End of conversion flag
* @arg ADC_FLAG_JEOC: End of injected group conversion flag
* @arg ADC_FLAG_JSTRT: Start of injected group conversion flag
* @arg ADC_FLAG_STRT: Start of regular group conversion flag
* @retval The new state of ADC_FLAG (SET or RESET).
*/
FlagStatus ADC_GetFlagStatus(ADC_TypeDef* ADCx, uint8_t ADC_FLAG)
{
FlagStatus bitstatus = RESET;
/* Check the parameters */
assert_param(IS_ADC_ALL_PERIPH(ADCx));
assert_param(IS_ADC_GET_FLAG(ADC_FLAG));
/* Check the status of the specified ADC flag */
if ((ADCx->SR & ADC_FLAG) != (uint8_t)RESET)
{
/* ADC_FLAG is set */
bitstatus = SET;
}
else
{
/* ADC_FLAG is reset */
bitstatus = RESET;
}
/* Return the ADC_FLAG status */
return bitstatus;
}
/*******************************************************************************
* 函数名称: ADC_GetFlagStatus
* 功能描述: 检查指定的ADC标志是否置位.
* 输入参数: (1)ADCx:其中x可以是1、2或3，用来选择ADC外围模块.
* (2)ADC_FLAG:指定需要检查的标志。
* 给出了ADC_FLAG 的取值:
* - ADC_FLAG_AWD: 模拟看门狗标志
* - ADC_FLAG_EOC: 转换结束标志
* - ADC_FLAG_JEOC: 注入组转换结束标志
* - ADC_FLAG_JSTRT: 注入组转换开始标志
* - ADC_FLAG_STRT: 常规组转换开始标志
* 输出参数: 无
* 返回参数: ADC_FLAG的新状态(SET或RESET).
*******************************************************************************/
FlagStatus ADC_GetFlagStatus(ADC_TypeDef* ADCx, u8 ADC_FLAG)
{
FlagStatus bitstatus = RESET;
/* Check the parameters [检查参数] */
assert_param(IS_ADC_ALL_PERIPH(ADCx));
assert_param(IS_ADC_GET_FLAG(ADC_FLAG));
/* Check the status of the specified ADC flag [检查指定ADC状态位]*/
if ((ADCx->SR & ADC_FLAG) != (u8)RESET)
{
/* ADC_FLAG is set [置位ADC_FLAG]*/
bitstatus = SET;
}
else
{
/* ADC_FLAG is reset [复位ADC_FLAG]*/
bitstatus = RESET;
}
/* Return the ADC_FLAG status [返回状态位ADC_FLAG]*/
return bitstatus;
}