stm32f0-discovery/lib/inc/peripherals/stm32f0xx_adc.h

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/**
******************************************************************************
* @file stm32f0xx_adc.h
* @author MCD Application Team
* @version V1.0.0
* @date 23-March-2012
* @brief This file contains all the functions prototypes for the ADC firmware
* library
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT 2012 STMicroelectronics</center></h2>
*
* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
* You may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.st.com/software_license_agreement_liberty_v2
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F0XX_ADC_H
#define __STM32F0XX_ADC_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32f0xx.h"
/** @addtogroup STM32F0xx_StdPeriph_Driver
* @{
*/
/** @addtogroup ADC
* @{
*/
/* Exported types ------------------------------------------------------------*/
/**
* @brief ADC Init structure definition
*/
typedef struct
{
uint32_t ADC_Resolution; /*!< Selects the resolution of the conversion.
This parameter can be a value of @ref ADC_Resolution */
FunctionalState ADC_ContinuousConvMode; /*!< Specifies whether the conversion is performed in
Continuous or Single mode.
This parameter can be set to ENABLE or DISABLE. */
uint32_t ADC_ExternalTrigConvEdge; /*!< Selects the external trigger Edge and enables the
trigger of a regular group. This parameter can be a value
of @ref ADC_external_trigger_edge_conversion */
uint32_t ADC_ExternalTrigConv; /*!< Defines the external trigger used to start the analog
to digital conversion of regular channels. This parameter
can be a value of @ref ADC_external_trigger_sources_for_channels_conversion */
uint32_t ADC_DataAlign; /*!< Specifies whether the ADC data alignment is left or right.
This parameter can be a value of @ref ADC_data_align */
uint32_t ADC_ScanDirection; /*!< Specifies in which direction the channels will be scanned
in the sequence.
This parameter can be a value of @ref ADC_Scan_Direction */
}ADC_InitTypeDef;
/* Exported constants --------------------------------------------------------*/
/** @defgroup ADC_Exported_Constants
* @{
*/
#define IS_ADC_ALL_PERIPH(PERIPH) ((PERIPH) == ADC1)
/** @defgroup ADC_JitterOff
* @{
*/
#define ADC_JitterOff_PCLKDiv2 ADC_CFGR2_JITOFFDIV2
#define ADC_JitterOff_PCLKDiv4 ADC_CFGR2_JITOFFDIV4
#define IS_ADC_JITTEROFF(JITTEROFF) (((JITTEROFF) & 0x3FFFFFFF) == (uint32_t)RESET)
/**
* @}
*/
/** @defgroup ADC_Resolution
* @{
*/
#define ADC_Resolution_12b ((uint32_t)0x00000000)
#define ADC_Resolution_10b ADC_CFGR1_RES_0
#define ADC_Resolution_8b ADC_CFGR1_RES_1
#define ADC_Resolution_6b ADC_CFGR1_RES
#define IS_ADC_RESOLUTION(RESOLUTION) (((RESOLUTION) == ADC_Resolution_12b) || \
((RESOLUTION) == ADC_Resolution_10b) || \
((RESOLUTION) == ADC_Resolution_8b) || \
((RESOLUTION) == ADC_Resolution_6b))
/**
* @}
*/
/** @defgroup ADC_external_trigger_edge_conversion
* @{
*/
#define ADC_ExternalTrigConvEdge_None ((uint32_t)0x00000000)
#define ADC_ExternalTrigConvEdge_Rising ADC_CFGR1_EXTEN_0
#define ADC_ExternalTrigConvEdge_Falling ADC_CFGR1_EXTEN_1
#define ADC_ExternalTrigConvEdge_RisingFalling ADC_CFGR1_EXTEN
#define IS_ADC_EXT_TRIG_EDGE(EDGE) (((EDGE) == ADC_ExternalTrigConvEdge_None) || \
((EDGE) == ADC_ExternalTrigConvEdge_Rising) || \
((EDGE) == ADC_ExternalTrigConvEdge_Falling) || \
((EDGE) == ADC_ExternalTrigConvEdge_RisingFalling))
/**
* @}
*/
/** @defgroup ADC_external_trigger_sources_for_channels_conversion
* @{
*/
/* TIM1 */
#define ADC_ExternalTrigConv_T1_TRGO ((uint32_t)0x00000000)
#define ADC_ExternalTrigConv_T1_CC4 ADC_CFGR1_EXTSEL_0
/* TIM2 */
#define ADC_ExternalTrigConv_T2_TRGO ADC_CFGR1_EXTSEL_1
/* TIM3 */
#define ADC_ExternalTrigConv_T3_TRGO ((uint32_t)(ADC_CFGR1_EXTSEL_0 | ADC_CFGR1_EXTSEL_1))
/* TIM15 */
#define ADC_ExternalTrigConv_T15_TRGO ADC_CFGR1_EXTSEL_2
#define IS_ADC_EXTERNAL_TRIG_CONV(CONV) (((CONV) == ADC_ExternalTrigConv_T1_TRGO) || \
((CONV) == ADC_ExternalTrigConv_T1_CC4) || \
((CONV) == ADC_ExternalTrigConv_T2_TRGO) || \
((CONV) == ADC_ExternalTrigConv_T3_TRGO) || \
((CONV) == ADC_ExternalTrigConv_T15_TRGO))
/**
* @}
*/
/** @defgroup ADC_data_align
* @{
*/
#define ADC_DataAlign_Right ((uint32_t)0x00000000)
#define ADC_DataAlign_Left ADC_CFGR1_ALIGN
#define IS_ADC_DATA_ALIGN(ALIGN) (((ALIGN) == ADC_DataAlign_Right) || \
((ALIGN) == ADC_DataAlign_Left))
/**
* @}
*/
/** @defgroup ADC_Scan_Direction
* @{
*/
#define ADC_ScanDirection_Upward ((uint32_t)0x00000000)
#define ADC_ScanDirection_Backward ADC_CFGR1_SCANDIR
#define IS_ADC_SCAN_DIRECTION(DIRECTION) (((DIRECTION) == ADC_ScanDirection_Upward) || \
((DIRECTION) == ADC_ScanDirection_Backward))
/**
* @}
*/
/** @defgroup ADC_Scan_Direction
* @{
*/
#define ADC_DMAMode_OneShot ((uint32_t)0x00000000)
#define ADC_DMAMode_Circular ADC_CFGR1_DMACFG
#define IS_ADC_DMA_MODE(MODE) (((MODE) == ADC_DMAMode_OneShot) || \
((MODE) == ADC_DMAMode_Circular))
/**
* @}
*/
/** @defgroup ADC_analog_watchdog_selection
* @{
*/
#define ADC_AnalogWatchdog_Channel_0 ((uint32_t)0x00000000)
#define ADC_AnalogWatchdog_Channel_1 ((uint32_t)0x04000000)
#define ADC_AnalogWatchdog_Channel_2 ((uint32_t)0x08000000)
#define ADC_AnalogWatchdog_Channel_3 ((uint32_t)0x0C000000)
#define ADC_AnalogWatchdog_Channel_4 ((uint32_t)0x10000000)
#define ADC_AnalogWatchdog_Channel_5 ((uint32_t)0x14000000)
#define ADC_AnalogWatchdog_Channel_6 ((uint32_t)0x18000000)
#define ADC_AnalogWatchdog_Channel_7 ((uint32_t)0x1C000000)
#define ADC_AnalogWatchdog_Channel_8 ((uint32_t)0x20000000)
#define ADC_AnalogWatchdog_Channel_9 ((uint32_t)0x24000000)
#define ADC_AnalogWatchdog_Channel_10 ((uint32_t)0x28000000)
#define ADC_AnalogWatchdog_Channel_11 ((uint32_t)0x2C000000)
#define ADC_AnalogWatchdog_Channel_12 ((uint32_t)0x30000000)
#define ADC_AnalogWatchdog_Channel_13 ((uint32_t)0x34000000)
#define ADC_AnalogWatchdog_Channel_14 ((uint32_t)0x38000000)
#define ADC_AnalogWatchdog_Channel_15 ((uint32_t)0x3C000000)
#define ADC_AnalogWatchdog_Channel_16 ((uint32_t)0x40000000)
#define ADC_AnalogWatchdog_Channel_17 ((uint32_t)0x44000000)
#define ADC_AnalogWatchdog_Channel_18 ((uint32_t)0x48000000)
#define IS_ADC_ANALOG_WATCHDOG_CHANNEL(CHANNEL) (((CHANNEL) == ADC_AnalogWatchdog_Channel_0) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_1) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_2) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_3) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_4) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_5) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_6) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_7) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_8) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_9) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_10) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_11) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_12) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_13) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_14) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_15) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_16) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_17) || \
((CHANNEL) == ADC_AnalogWatchdog_Channel_18))
/**
* @}
*/
/** @defgroup ADC_sampling_times
* @{
*/
#define ADC_SampleTime_1_5Cycles ((uint32_t)0x00000000)
#define ADC_SampleTime_7_5Cycles ((uint32_t)0x00000001)
#define ADC_SampleTime_13_5Cycles ((uint32_t)0x00000002)
#define ADC_SampleTime_28_5Cycles ((uint32_t)0x00000003)
#define ADC_SampleTime_41_5Cycles ((uint32_t)0x00000004)
#define ADC_SampleTime_55_5Cycles ((uint32_t)0x00000005)
#define ADC_SampleTime_71_5Cycles ((uint32_t)0x00000006)
#define ADC_SampleTime_239_5Cycles ((uint32_t)0x00000007)
#define IS_ADC_SAMPLE_TIME(TIME) (((TIME) == ADC_SampleTime_1_5Cycles) || \
((TIME) == ADC_SampleTime_7_5Cycles) || \
((TIME) == ADC_SampleTime_13_5Cycles) || \
((TIME) == ADC_SampleTime_28_5Cycles) || \
((TIME) == ADC_SampleTime_41_5Cycles) || \
((TIME) == ADC_SampleTime_55_5Cycles) || \
((TIME) == ADC_SampleTime_71_5Cycles) || \
((TIME) == ADC_SampleTime_239_5Cycles))
/**
* @}
*/
/** @defgroup ADC_thresholds
* @{
*/
#define IS_ADC_THRESHOLD(THRESHOLD) ((THRESHOLD) <= 0xFFF)
/**
* @}
*/
/** @defgroup ADC_channels
* @{
*/
#define ADC_Channel_0 ADC_CHSELR_CHSEL0
#define ADC_Channel_1 ADC_CHSELR_CHSEL1
#define ADC_Channel_2 ADC_CHSELR_CHSEL2
#define ADC_Channel_3 ADC_CHSELR_CHSEL3
#define ADC_Channel_4 ADC_CHSELR_CHSEL4
#define ADC_Channel_5 ADC_CHSELR_CHSEL5
#define ADC_Channel_6 ADC_CHSELR_CHSEL6
#define ADC_Channel_7 ADC_CHSELR_CHSEL7
#define ADC_Channel_8 ADC_CHSELR_CHSEL8
#define ADC_Channel_9 ADC_CHSELR_CHSEL9
#define ADC_Channel_10 ADC_CHSELR_CHSEL10
#define ADC_Channel_11 ADC_CHSELR_CHSEL11
#define ADC_Channel_12 ADC_CHSELR_CHSEL12
#define ADC_Channel_13 ADC_CHSELR_CHSEL13
#define ADC_Channel_14 ADC_CHSELR_CHSEL14
#define ADC_Channel_15 ADC_CHSELR_CHSEL15
#define ADC_Channel_16 ADC_CHSELR_CHSEL16
#define ADC_Channel_17 ADC_CHSELR_CHSEL17
#define ADC_Channel_18 ADC_CHSELR_CHSEL18
#define ADC_Channel_TempSensor ((uint32_t)ADC_Channel_16)
#define ADC_Channel_Vrefint ((uint32_t)ADC_Channel_17)
#define ADC_Channel_Vbat ((uint32_t)ADC_Channel_18)
#define IS_ADC_CHANNEL(CHANNEL) (((CHANNEL) != (uint32_t)RESET) && (((CHANNEL) & 0xFFF80000) == (uint32_t)RESET))
/**
* @}
*/
/** @defgroup ADC_interrupts_definition
* @{
*/
#define ADC_IT_ADRDY ADC_IER_ADRDYIE
#define ADC_IT_EOSMP ADC_IER_EOSMPIE
#define ADC_IT_EOC ADC_IER_EOCIE
#define ADC_IT_EOSEQ ADC_IER_EOSEQIE
#define ADC_IT_OVR ADC_IER_OVRIE
#define ADC_IT_AWD ADC_IER_AWDIE
#define IS_ADC_CONFIG_IT(IT) (((IT) != (uint32_t)RESET) && (((IT) & 0xFFFFFF60) == (uint32_t)RESET))
#define IS_ADC_GET_IT(IT) (((IT) == ADC_IT_ADRDY) || ((IT) == ADC_IT_EOSMP) || \
((IT) == ADC_IT_EOC) || ((IT) == ADC_IT_EOSEQ) || \
((IT) == ADC_IT_OVR) || ((IT) == ADC_IT_AWD))
#define IS_ADC_CLEAR_IT(IT) (((IT) != (uint32_t)RESET) && (((IT) & 0xFFFFFF60) == (uint32_t)RESET))
/**
* @}
*/
/** @defgroup ADC_flags_definition
* @{
*/
#define ADC_FLAG_ADRDY ADC_ISR_ADRDY
#define ADC_FLAG_EOSMP ADC_ISR_EOSMP
#define ADC_FLAG_EOC ADC_ISR_EOC
#define ADC_FLAG_EOSEQ ADC_ISR_EOSEQ
#define ADC_FLAG_OVR ADC_ISR_OVR
#define ADC_FLAG_AWD ADC_ISR_AWD
#define ADC_FLAG_ADEN ((uint32_t)0x01000001)
#define ADC_FLAG_ADDIS ((uint32_t)0x01000002)
#define ADC_FLAG_ADSTART ((uint32_t)0x01000004)
#define ADC_FLAG_ADSTP ((uint32_t)0x01000008)
#define ADC_FLAG_ADCAL ((uint32_t)0x11000000)
#define IS_ADC_CLEAR_FLAG(FLAG) (((FLAG) != (uint32_t)RESET) && (((FLAG) & 0xEFFFFF60) == (uint32_t)RESET))
#define IS_ADC_GET_FLAG(FLAG) (((FLAG) == ADC_FLAG_ADRDY) || ((FLAG) == ADC_FLAG_EOSMP) || \
((FLAG) == ADC_FLAG_EOC) || ((FLAG)== ADC_FLAG_EOSEQ) || \
((FLAG) == ADC_FLAG_AWD) || ((FLAG)== ADC_FLAG_OVR) || \
((FLAG) == ADC_FLAG_ADEN) || ((FLAG)== ADC_FLAG_ADDIS) || \
((FLAG) == ADC_FLAG_ADSTART) || ((FLAG)== ADC_FLAG_ADSTP) || \
((FLAG) == ADC_FLAG_ADCAL))
/**
* @}
*/
/**
* @}
*/
/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
/* Function used to set the ADC configuration to the default reset state *****/
void ADC_DeInit(ADC_TypeDef* ADCx);
/* Initialization and Configuration functions *********************************/
void ADC_Init(ADC_TypeDef* ADCx, ADC_InitTypeDef* ADC_InitStruct);
void ADC_StructInit(ADC_InitTypeDef* ADC_InitStruct);
void ADC_JitterCmd(ADC_TypeDef* ADCx, uint32_t ADC_JitterOff, FunctionalState NewState);
void ADC_Cmd(ADC_TypeDef* ADCx, FunctionalState NewState);
/* Power saving functions *****************************************************/
void ADC_AutoPowerOffCmd(ADC_TypeDef* ADCx, FunctionalState NewState);
void ADC_WaitModeCmd(ADC_TypeDef* ADCx, FunctionalState NewState);
/* Analog Watchdog configuration functions ************************************/
void ADC_AnalogWatchdogCmd(ADC_TypeDef* ADCx, FunctionalState NewState);
void ADC_AnalogWatchdogThresholdsConfig(ADC_TypeDef* ADCx, uint16_t HighThreshold,uint16_t LowThreshold);
void ADC_AnalogWatchdogSingleChannelConfig(ADC_TypeDef* ADCx, uint32_t ADC_AnalogWatchdog_Channel);
void ADC_AnalogWatchdogSingleChannelCmd(ADC_TypeDef* ADCx, FunctionalState NewState);
/* Temperature Sensor , Vrefint and Vbat management function ******************/
void ADC_TempSensorCmd(FunctionalState NewState);
void ADC_VrefintCmd(FunctionalState NewState);
void ADC_VbatCmd(FunctionalState NewState);
/* Channels Configuration functions *******************************************/
void ADC_ChannelConfig(ADC_TypeDef* ADCx, uint32_t ADC_Channel, uint32_t ADC_SampleTime);
void ADC_ContinuousModeCmd(ADC_TypeDef* ADCx, FunctionalState NewState);
void ADC_DiscModeCmd(ADC_TypeDef* ADCx, FunctionalState NewState);
void ADC_OverrunModeCmd(ADC_TypeDef* ADCx, FunctionalState NewState);
uint32_t ADC_GetCalibrationFactor(ADC_TypeDef* ADCx);
void ADC_StopOfConversion(ADC_TypeDef* ADCx);
void ADC_StartOfConversion(ADC_TypeDef* ADCx);
uint16_t ADC_GetConversionValue(ADC_TypeDef* ADCx);
/* Regular Channels DMA Configuration functions *******************************/
void ADC_DMACmd(ADC_TypeDef* ADCx, FunctionalState NewState);
void ADC_DMARequestModeConfig(ADC_TypeDef* ADCx, uint32_t ADC_DMARequestMode);
/* Interrupts and flags management functions **********************************/
void ADC_ITConfig(ADC_TypeDef* ADCx, uint32_t ADC_IT, FunctionalState NewState);
FlagStatus ADC_GetFlagStatus(ADC_TypeDef* ADCx, uint32_t ADC_FLAG);
void ADC_ClearFlag(ADC_TypeDef* ADCx, uint32_t ADC_FLAG);
ITStatus ADC_GetITStatus(ADC_TypeDef* ADCx, uint32_t ADC_IT);
void ADC_ClearITPendingBit(ADC_TypeDef* ADCx, uint32_t ADC_IT);
#ifdef __cplusplus
}
#endif
#endif /*__STM32F0XX_ADC_H */
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/