/**
* @brief Configure COMP1 and COMP2 with interrupt
* @param None
* @retval None
*/
static void COMP_Config(void)
{
/*##-1- Configure the COMPx peripheral ###################################*/
/* COMP1 Init: the higher threshold is set to VREFINT ~ 1.22V
but can be changed to other available possibilities */
Comp1Handle.Instance = COMP1;
Comp1Handle.Init.InvertingInput = COMP_INVERTINGINPUT_VREFINT;
Comp1Handle.Init.Output = COMP_OUTPUT_NONE;
Comp1Handle.Init.OutputPol = COMP_OUTPUTPOL_NONINVERTED;
Comp1Handle.Init.Hysteresis = COMP_HYSTERESIS_HIGH;
Comp1Handle.Init.Mode = COMP_MODE_LOWPOWER;
Comp1Handle.Init.WindowMode = COMP_WINDOWMODE_DISABLE;
Comp1Handle.Init.TriggerMode = COMP_TRIGGERMODE_IT_RISING_FALLING;
if(HAL_COMP_Init(&Comp1Handle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/* COMP2 Init: the lower threshold is set to VREFINT/4 ~ 1.22 / 4 ~ 0.305 V
but can be changed to other available possibilities */
Comp2Handle.Instance = COMP2;
Comp2Handle.Init.InvertingInput = COMP_INVERTINGINPUT_1_4VREFINT;
Comp2Handle.Init.Output = COMP_OUTPUT_NONE;
Comp2Handle.Init.OutputPol = COMP_OUTPUTPOL_NONINVERTED;
Comp2Handle.Init.Hysteresis = COMP_HYSTERESIS_HIGH;
Comp2Handle.Init.Mode = COMP_MODE_LOWPOWER;
Comp2Handle.Init.WindowMode = COMP_WINDOWMODE_ENABLE;
Comp2Handle.Init.TriggerMode = COMP_TRIGGERMODE_IT_RISING_FALLING;
if(HAL_COMP_Init(&Comp2Handle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/* Start COMP1 */
if(HAL_COMP_Start_IT(&Comp1Handle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/* Start COMP2 */
if(HAL_COMP_Start_IT(&Comp2Handle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
}
static void COMP_Config(void)
{
/*##-1- Configure the COMP peripheral ######################################*/
hcomp1.Instance = COMP1;
hcomp1.Init.InvertingInput = COMP_INVERTINGINPUT_VREFINT;
hcomp1.Init.Output = COMP_OUTPUT_NONE;
hcomp1.Init.OutputPol = COMP_OUTPUTPOL_NONINVERTED;
hcomp1.Init.Mode = COMP_MODE_LOWPOWER;
hcomp1.Init.Hysteresis = COMP_HYSTERESIS_NONE;
hcomp1.Init.WindowMode = COMP_WINDOWMODE_DISABLED;
hcomp1.Init.TriggerMode = COMP_TRIGGERMODE_IT_RISING_FALLING;
if(HAL_COMP_Init(&hcomp1) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/*##-2- Start teh COMP1 and enable the interrupt ###########################*/
if(HAL_COMP_Start_IT(&hcomp1) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
}
/**
* @brief Configures Comparator
* @param None
* @retval None
*/
static void COMP_Config(void)
{
/*##-1- Configure the COMP peripheral ######################################*/
hcomp1.Instance = COMP1;
hcomp1.Init.InvertingInput = COMP_INVERTINGINPUT_DAC1;
hcomp1.Init.NonInvertingInput = COMP_NONINVERTINGINPUT_IO1;
hcomp1.Init.OutputPol = COMP_OUTPUTPOL_NONINVERTED;
hcomp1.Init.Mode = COMP_MODE_HIGHSPEED;
hcomp1.Init.WindowMode = COMP_WINDOWMODE_DISABLED;
hcomp1.Init.TriggerMode = COMP_TRIGGERMODE_IT_RISING_FALLING;
if(HAL_COMP_Init(&hcomp1) != HAL_OK)
{
/* Error */
ErrorHandler();
}
/*##-2- Start teh COMP1 and enable the interrupt ###########################*/
if(HAL_COMP_Start(&hcomp1) != HAL_OK)
{
/* Error */
ErrorHandler();
}
}
/* COMP1 init function */
void MX_COMP1_Init(void)
{
hcomp1.Instance = COMP1;
hcomp1.Init.InvertingInput = COMP_INVERTINGINPUT_1_4VREFINT;//DAC1;
hcomp1.Init.NonInvertingInput = COMP_NONINVERTINGINPUT_IO1;
hcomp1.Init.LPTIMConnection = COMP_LPTIMCONNECTION_DISABLED;
hcomp1.Init.OutputPol = COMP_OUTPUTPOL_NONINVERTED;
hcomp1.Init.Mode = COMP_MODE_LOWSPEED;
hcomp1.Init.WindowMode = COMP_WINDOWMODE_DISABLED;
hcomp1.Init.TriggerMode = COMP_TRIGGERMODE_IT_RISING_FALLING; // IT_RISING;
HAL_COMP_Init(&hcomp1);
}
/**
* @brief Configure COMPx
* @param None
* @retval None
*/
static void COMPx_Config(void)
{
/*##-1- Configure the COMPx peripheral ###################################*/
/* COMPx Init: Inverted Pin is connected to DACx */
/* Non-inverted pin is connected to Humidity Sensor */
CompxHandle.Instance = COMPx;
CompxHandle.Init.InvertingInput = COMP_INVERTINGINPUT_DACx;
CompxHandle.Init.NonInvertingInput = COMP_NONINVERTINGINPUT_IO1;
CompxHandle.Init.Output = COMP_OUTPUT_TIM4IC2;
CompxHandle.Init.OutputPol = COMP_OUTPUTPOL_NONINVERTED;
CompxHandle.Init.Hysteresis = COMP_HYSTERESIS_NONE;
CompxHandle.Init.BlankingSrce = COMP_BLANKINGSRCE_NONE;
CompxHandle.Init.WindowMode = COMP_WINDOWMODE_DISABLED;
CompxHandle.Init.TriggerMode = COMP_TRIGGERMODE_NONE;
HAL_COMP_Init(&CompxHandle);
/*##-2- Start the comparator process #####################################*/
/* Enable COMPx */
HAL_COMP_Start(&CompxHandle);
}
/**
* @brief Configure COMPx
* @param None
* @retval None
*/
static void COMPx_Config(void)
{
/*##-1- Configure the COMPx peripheral ###################################*/
/* COMPx init: COMPx Output is connected to GPIO only (not redirected */
/* to timers) and output blanking source is connected to */
/* TIM1 OC5. */
CompxHandle.Instance = COMPx;
CompxHandle.Init.InvertingInput = COMP_INVERTINGINPUT_VREFINT;
CompxHandle.Init.NonInvertingInput = COMP_NONINVERTINGINPUT_IO1;
CompxHandle.Init.Output = COMP_OUTPUT_NONE;
CompxHandle.Init.OutputPol = COMP_OUTPUTPOL_NONINVERTED;
CompxHandle.Init.BlankingSrce = COMP_BLANKINGSRCE_TIM1OC5;
CompxHandle.Init.WindowMode = COMP_WINDOWMODE_DISABLE;
CompxHandle.Init.TriggerMode = COMP_TRIGGERMODE_NONE;
HAL_COMP_Init(&CompxHandle);
/*##-2- Start the comparator process #####################################*/
/* Enable COMPx: the higher threshold is set to VREFINT ~ 1.22 V */
HAL_COMP_Start(&CompxHandle);
}
