1 /**
2   ******************************************************************************
3   * @file    stm32f0xx_hal_adc.h
4   * @author  MCD Application Team
5   * @brief   Header file containing functions prototypes of ADC HAL library.
6   ******************************************************************************
7   * @attention
8   *
9   * Copyright (c) 2016 STMicroelectronics.
10   * All rights reserved.
11   *
12   * This software is licensed under terms that can be found in the LICENSE file
13   * in the root directory of this software component.
14   * If no LICENSE file comes with this software, it is provided AS-IS.
15   *
16   ******************************************************************************
17   */
18 
19 /* Define to prevent recursive inclusion -------------------------------------*/
20 #ifndef STM32F0xx_HAL_ADC_H
21 #define STM32F0xx_HAL_ADC_H
22 
23 #ifdef __cplusplus
24  extern "C" {
25 #endif
26 
27 /* Includes ------------------------------------------------------------------*/
28 #include "stm32f0xx_hal_def.h"
29 
30 /** @addtogroup STM32F0xx_HAL_Driver
31   * @{
32   */
33 
34 /** @addtogroup ADC
35   * @{
36   */
37 
38 /* Exported types ------------------------------------------------------------*/
39 /** @defgroup ADC_Exported_Types ADC Exported Types
40   * @{
41   */
42 
43 /**
44   * @brief  Structure definition of ADC initialization and regular group
45   * @note   The setting of these parameters with function HAL_ADC_Init() is conditioned to ADC state.
46   *         ADC state can be either:
47   *          - For all parameters: ADC disabled (this is the only possible ADC state to modify parameter 'ClockPrescaler')
48   *          - For all parameters except 'ClockPrescaler' and 'resolution': ADC enabled without conversion on going on regular group.
49   *         If ADC is not in the appropriate state to modify some parameters, these parameters setting is bypassed
50   *         without error reporting (as it can be the expected behaviour in case of intended action to update another parameter (which fulfills the ADC state condition) on the fly).
51   */
52 typedef struct
53 {
54   uint32_t ClockPrescaler;        /*!< Select ADC clock source (synchronous clock derived from APB clock or asynchronous clock derived from ADC dedicated HSI RC oscillator 14MHz) and clock prescaler.
55                                        This parameter can be a value of @ref ADC_ClockPrescaler
56                                        Note: In case of usage of the ADC dedicated HSI RC oscillator, it must be preliminarily enabled at RCC top level.
57                                        Note: This parameter can be modified only if the ADC is disabled */
58   uint32_t Resolution;            /*!< Configures the ADC resolution.
59                                        This parameter can be a value of @ref ADC_Resolution */
60   uint32_t DataAlign;             /*!< Specifies whether the ADC data  alignment is left or right.
61                                        This parameter can be a value of @ref ADC_Data_align */
62   uint32_t ScanConvMode;          /*!< Configures the sequencer of regular group.
63                                        This parameter can be associated to parameter 'DiscontinuousConvMode' to have main sequence subdivided in successive parts.
64                                        Sequencer is automatically enabled if several channels are set (sequencer cannot be disabled, as it can be the case on other STM32 devices):
65                                        If only 1 channel is set: Conversion is performed in single mode.
66                                        If several channels are set:  Conversions are performed in sequence mode (ranks defined by each channel number: channel 0 fixed on rank 0, channel 1 fixed on rank1, ...).
67                                                                      Scan direction can be set to forward (from channel 0 to channel 18) or backward (from channel 18 to channel 0).
68                                        This parameter can be a value of @ref ADC_Scan_mode */
69   uint32_t EOCSelection;          /*!< Specifies what EOC (End Of Conversion) flag is used for conversion by polling and interruption: end of conversion of each rank or complete sequence.
70                                        This parameter can be a value of @ref ADC_EOCSelection. */
71   FunctionalState LowPowerAutoWait;      /*!< Selects the dynamic low power Auto Delay: new conversion start only when the previous
72                                        conversion (for regular group) has been treated by user software, using function HAL_ADC_GetValue().
73                                        This feature automatically adapts the ADC conversions trigs to the speed of the system that reads the data. Moreover, this avoids risk of overrun for low frequency applications.
74                                        This parameter can be set to ENABLE or DISABLE.
75                                        Note: Do not use with interruption or DMA (HAL_ADC_Start_IT(), HAL_ADC_Start_DMA()) since they have to clear immediately the EOC flag to free the IRQ vector sequencer.
76                                              Do use with polling: 1. Start conversion with HAL_ADC_Start(), 2. Later on, when conversion data is needed: use HAL_ADC_PollForConversion() to ensure that conversion is completed
77                                              and use HAL_ADC_GetValue() to retrieve conversion result and trig another conversion. */
78   FunctionalState LowPowerAutoPowerOff;  /*!< Selects the auto-off mode: the ADC automatically powers-off after a conversion and automatically wakes-up when a new conversion is triggered (with startup time between trigger and start of sampling).
79                                        This feature can be combined with automatic wait mode (parameter 'LowPowerAutoWait').
80                                        This parameter can be set to ENABLE or DISABLE.
81                                        Note: If enabled, this feature also turns off the ADC dedicated 14 MHz RC oscillator (HSI14) */
82   FunctionalState ContinuousConvMode;    /*!< Specifies whether the conversion is performed in single mode (one conversion) or continuous mode for regular group,
83                                        after the selected trigger occurred (software start or external trigger).
84                                        This parameter can be set to ENABLE or DISABLE. */
85   FunctionalState DiscontinuousConvMode; /*!< Specifies whether the conversions sequence of regular group is performed in Complete-sequence/Discontinuous-sequence (main sequence subdivided in successive parts).
86                                        Discontinuous mode is used only if sequencer is enabled (parameter 'ScanConvMode'). If sequencer is disabled, this parameter is discarded.
87                                        Discontinuous mode can be enabled only if continuous mode is disabled. If continuous mode is enabled, this parameter setting is discarded.
88                                        This parameter can be set to ENABLE or DISABLE
89                                        Note: Number of discontinuous ranks increment is fixed to one-by-one. */
90   uint32_t ExternalTrigConv;      /*!< Selects the external event used to trigger the conversion start of regular group.
91                                        If set to ADC_SOFTWARE_START, external triggers are disabled.
92                                        This parameter can be a value of @ref ADC_External_trigger_source_Regular */
93   uint32_t ExternalTrigConvEdge;  /*!< Selects the external trigger edge of regular group.
94                                        If trigger is set to ADC_SOFTWARE_START, this parameter is discarded.
95                                        This parameter can be a value of @ref ADC_External_trigger_edge_Regular */
96   FunctionalState DMAContinuousRequests; /*!< Specifies whether the DMA requests are performed in one shot mode (DMA transfer stop when number of conversions is reached)
97                                        or in Continuous mode (DMA transfer unlimited, whatever number of conversions).
98                                        Note: In continuous mode, DMA must be configured in circular mode. Otherwise an overrun will be triggered when DMA buffer maximum pointer is reached.
99                                        This parameter can be set to ENABLE or DISABLE. */
100   uint32_t Overrun;               /*!< Select the behaviour in case of overrun: data preserved or overwritten
101                                        This parameter has an effect on regular group only, including in DMA mode.
102                                        This parameter can be a value of @ref ADC_Overrun */
103   uint32_t SamplingTimeCommon;    /*!< Sampling time value to be set for the selected channel.
104                                        Unit: ADC clock cycles
105                                        Conversion time is the addition of sampling time and processing time (12.5 ADC clock cycles at ADC resolution 12 bits, 10.5 cycles at 10 bits, 8.5 cycles at 8 bits, 6.5 cycles at 6 bits).
106                                        Note: On STM32F0 devices, the sampling time setting is common to all channels. On some other STM32 devices, this parameter in channel wise and is located into ADC channel initialization structure.
107                                        This parameter can be a value of @ref ADC_sampling_times
108                                        Note: In case of usage of internal measurement channels (VrefInt/Vbat/TempSensor),
109                                              sampling time constraints must be respected (sampling time can be adjusted in function of ADC clock frequency and sampling time setting)
110                                              Refer to device datasheet for timings values, parameters TS_vrefint, TS_vbat, TS_temp (values rough order: 5us to 17us). */
111 }ADC_InitTypeDef;
112 
113 /**
114   * @brief  Structure definition of ADC channel for regular group
115   * @note   The setting of these parameters with function HAL_ADC_ConfigChannel() is conditioned to ADC state.
116   *         ADC state can be either:
117   *          - For all parameters: ADC disabled or enabled without conversion on going on regular group.
118   *         If ADC is not in the appropriate state to modify some parameters, these parameters setting is bypassed
119   *         without error reporting (as it can be the expected behaviour in case of intended action to update another parameter (which fulfills the ADC state condition) on the fly).
120   */
121 typedef struct
122 {
123   uint32_t Channel;                /*!< Specifies the channel to configure into ADC regular group.
124                                         This parameter can be a value of @ref ADC_channels
125                                         Note: Depending on devices, some channels may not be available on package pins. Refer to device datasheet for channels availability. */
126   uint32_t Rank;                   /*!< Add or remove the channel from ADC regular group sequencer.
127                                         On STM32F0 devices,  number of ranks in the sequence is defined by number of channels enabled, rank of each channel is defined by channel number (channel 0 fixed on rank 0, channel 1 fixed on rank1, ...)..
128                                         Despite the channel rank is fixed, this parameter allow an additional possibility: to remove the selected rank (selected channel) from sequencer.
129                                         This parameter can be a value of @ref ADC_rank */
130   uint32_t SamplingTime;           /*!< Sampling time value to be set for the selected channel.
131                                         Unit: ADC clock cycles
132                                         Conversion time is the addition of sampling time and processing time (12.5 ADC clock cycles at ADC resolution 12 bits, 10.5 cycles at 10 bits, 8.5 cycles at 8 bits, 6.5 cycles at 6 bits).
133                                         This parameter can be a value of @ref ADC_sampling_times
134                                         Caution: this setting impacts the entire regular group. Therefore, call of HAL_ADC_ConfigChannel() to configure a channel can impact the configuration of other channels previously set.
135                                         Caution: Obsolete parameter. Use parameter "SamplingTimeCommon" in ADC initialization structure.
136                                                  If parameter "SamplingTimeCommon" is set to a valid sampling time, parameter "SamplingTime" is discarded.
137                                         Note: In case of usage of internal measurement channels (VrefInt/Vbat/TempSensor),
138                                               sampling time constraints must be respected (sampling time can be adjusted in function of ADC clock frequency and sampling time setting)
139                                               Refer to device datasheet for timings values, parameters TS_vrefint, TS_vbat, TS_temp (values rough order: 5us to 17us). */
140 }ADC_ChannelConfTypeDef;
141 
142 /**
143   * @brief  Structure definition of ADC analog watchdog
144   * @note   The setting of these parameters with function HAL_ADC_AnalogWDGConfig() is conditioned to ADC state.
145   *         ADC state can be either: ADC disabled or ADC enabled without conversion on going on regular group.
146   */
147 typedef struct
148 {
149   uint32_t WatchdogMode;      /*!< Configures the ADC analog watchdog mode: single/all/none channels.
150                                    This parameter can be a value of @ref ADC_analog_watchdog_mode. */
151   uint32_t Channel;           /*!< Selects which ADC channel to monitor by analog watchdog.
152                                    This parameter has an effect only if parameter 'WatchdogMode' is configured on single channel. Only 1 channel can be monitored.
153                                    This parameter can be a value of @ref ADC_channels. */
154   FunctionalState ITMode;     /*!< Specifies whether the analog watchdog is configured in interrupt or polling mode.
155                                    This parameter can be set to ENABLE or DISABLE */
156   uint32_t HighThreshold;     /*!< Configures the ADC analog watchdog High threshold value.
157                                    Depending of ADC resolution selected (12, 10, 8 or 6 bits), this parameter must be a number between Min_Data = 0x000 and Max_Data = 0xFFF, 0x3FF, 0xFF or 0x3F respectively. */
158   uint32_t LowThreshold;      /*!< Configures the ADC analog watchdog High threshold value.
159                                    Depending of ADC resolution selected (12, 10, 8 or 6 bits), this parameter must be a number between Min_Data = 0x000 and Max_Data = 0xFFF, 0x3FF, 0xFF or 0x3F respectively. */
160 }ADC_AnalogWDGConfTypeDef;
161 
162 /**
163   * @brief  HAL ADC state machine: ADC states definition (bitfields)
164   * @note   ADC state machine is managed by bitfields, state must be compared
165   *         with bit by bit.
166   *         For example:
167   *           " if (HAL_IS_BIT_SET(HAL_ADC_GetState(hadc1), HAL_ADC_STATE_REG_BUSY)) "
168   *           " if (HAL_IS_BIT_SET(HAL_ADC_GetState(hadc1), HAL_ADC_STATE_AWD1)    ) "
169   */
170 /* States of ADC global scope */
171 #define HAL_ADC_STATE_RESET             (0x00000000U)    /*!< ADC not yet initialized or disabled */
172 #define HAL_ADC_STATE_READY             (0x00000001U)    /*!< ADC peripheral ready for use */
173 #define HAL_ADC_STATE_BUSY_INTERNAL     (0x00000002U)    /*!< ADC is busy to internal process (initialization, calibration) */
174 #define HAL_ADC_STATE_TIMEOUT           (0x00000004U)    /*!< TimeOut occurrence */
175 
176 /* States of ADC errors */
177 #define HAL_ADC_STATE_ERROR_INTERNAL    (0x00000010U)    /*!< Internal error occurrence */
178 #define HAL_ADC_STATE_ERROR_CONFIG      (0x00000020U)    /*!< Configuration error occurrence */
179 #define HAL_ADC_STATE_ERROR_DMA         (0x00000040U)    /*!< DMA error occurrence */
180 
181 /* States of ADC group regular */
182 #define HAL_ADC_STATE_REG_BUSY          (0x00000100U)    /*!< A conversion on group regular is ongoing or can occur (either by continuous mode,
183                                                                        external trigger, low power auto power-on, multimode ADC master control) */
184 #define HAL_ADC_STATE_REG_EOC           (0x00000200U)    /*!< Conversion data available on group regular */
185 #define HAL_ADC_STATE_REG_OVR           (0x00000400U)    /*!< Overrun occurrence */
186 #define HAL_ADC_STATE_REG_EOSMP         (0x00000800U)    /*!< Not available on STM32F0 device: End Of Sampling flag raised  */
187 
188 /* States of ADC group injected */
189 #define HAL_ADC_STATE_INJ_BUSY          (0x00001000U)    /*!< Not available on STM32F0 device: A conversion on group injected is ongoing or can occur (either by auto-injection mode,
190                                                                        external trigger, low power auto power-on, multimode ADC master control) */
191 #define HAL_ADC_STATE_INJ_EOC           (0x00002000U)    /*!< Not available on STM32F0 device: Conversion data available on group injected */
192 #define HAL_ADC_STATE_INJ_JQOVF         (0x00004000U)    /*!< Not available on STM32F0 device: Not available on STM32F0 device: Injected queue overflow occurrence */
193 
194 /* States of ADC analog watchdogs */
195 #define HAL_ADC_STATE_AWD1              (0x00010000U)    /*!< Out-of-window occurrence of analog watchdog 1 */
196 #define HAL_ADC_STATE_AWD2              (0x00020000U)    /*!< Not available on STM32F0 device: Out-of-window occurrence of analog watchdog 2 */
197 #define HAL_ADC_STATE_AWD3              (0x00040000U)    /*!< Not available on STM32F0 device: Out-of-window occurrence of analog watchdog 3 */
198 
199 /* States of ADC multi-mode */
200 #define HAL_ADC_STATE_MULTIMODE_SLAVE   (0x00100000U)    /*!< Not available on STM32F0 device: ADC in multimode slave state, controlled by another ADC master ( */
201 
202 
203 /**
204   * @brief  ADC handle Structure definition
205   */
206 typedef struct __ADC_HandleTypeDef
207 {
208   ADC_TypeDef                   *Instance;              /*!< Register base address */
209 
210   ADC_InitTypeDef               Init;                   /*!< ADC required parameters */
211 
212   DMA_HandleTypeDef             *DMA_Handle;            /*!< Pointer DMA Handler */
213 
214   HAL_LockTypeDef               Lock;                   /*!< ADC locking object */
215 
216   __IO uint32_t                 State;                  /*!< ADC communication state (bitmap of ADC states) */
217 
218   __IO uint32_t                 ErrorCode;              /*!< ADC Error code */
219 
220 
221 #if (USE_HAL_ADC_REGISTER_CALLBACKS == 1)
222   void (* ConvCpltCallback)(struct __ADC_HandleTypeDef *hadc);              /*!< ADC conversion complete callback */
223   void (* ConvHalfCpltCallback)(struct __ADC_HandleTypeDef *hadc);          /*!< ADC conversion DMA half-transfer callback */
224   void (* LevelOutOfWindowCallback)(struct __ADC_HandleTypeDef *hadc);      /*!< ADC analog watchdog 1 callback */
225   void (* ErrorCallback)(struct __ADC_HandleTypeDef *hadc);                 /*!< ADC error callback */
226   void (* MspInitCallback)(struct __ADC_HandleTypeDef *hadc);               /*!< ADC Msp Init callback */
227   void (* MspDeInitCallback)(struct __ADC_HandleTypeDef *hadc);             /*!< ADC Msp DeInit callback */
228 #endif /* USE_HAL_ADC_REGISTER_CALLBACKS */
229 }ADC_HandleTypeDef;
230 
231 #if (USE_HAL_ADC_REGISTER_CALLBACKS == 1)
232 /**
233   * @brief  HAL ADC Callback ID enumeration definition
234   */
235 typedef enum
236 {
237   HAL_ADC_CONVERSION_COMPLETE_CB_ID     = 0x00U,  /*!< ADC conversion complete callback ID */
238   HAL_ADC_CONVERSION_HALF_CB_ID         = 0x01U,  /*!< ADC conversion DMA half-transfer callback ID */
239   HAL_ADC_LEVEL_OUT_OF_WINDOW_1_CB_ID   = 0x02U,  /*!< ADC analog watchdog 1 callback ID */
240   HAL_ADC_ERROR_CB_ID                   = 0x03U,  /*!< ADC error callback ID */
241   HAL_ADC_INJ_CONVERSION_COMPLETE_CB_ID = 0x04U,  /*!< ADC group injected conversion complete callback ID */
242   HAL_ADC_MSPINIT_CB_ID                 = 0x09U,  /*!< ADC Msp Init callback ID          */
243   HAL_ADC_MSPDEINIT_CB_ID               = 0x0AU   /*!< ADC Msp DeInit callback ID        */
244 } HAL_ADC_CallbackIDTypeDef;
245 
246 /**
247   * @brief  HAL ADC Callback pointer definition
248   */
249 typedef  void (*pADC_CallbackTypeDef)(ADC_HandleTypeDef *hadc); /*!< pointer to a ADC callback function */
250 
251 #endif /* USE_HAL_ADC_REGISTER_CALLBACKS */
252 
253 /**
254   * @}
255   */
256 
257 
258 
259 /* Exported constants --------------------------------------------------------*/
260 
261 /** @defgroup ADC_Exported_Constants ADC Exported Constants
262   * @{
263   */
264 
265 /** @defgroup ADC_Error_Code ADC Error Code
266   * @{
267   */
268 #define HAL_ADC_ERROR_NONE        (0x00U)   /*!< No error                                              */
269 #define HAL_ADC_ERROR_INTERNAL    (0x01U)   /*!< ADC IP internal error: if problem of clocking,
270                                                  enable/disable, erroneous state                       */
271 #define HAL_ADC_ERROR_OVR         (0x02U)   /*!< Overrun error                                         */
272 #define HAL_ADC_ERROR_DMA         (0x04U)   /*!< DMA transfer error                                    */
273 
274 #if (USE_HAL_ADC_REGISTER_CALLBACKS == 1)
275 #define HAL_ADC_ERROR_INVALID_CALLBACK  (0x10U)   /*!< Invalid Callback error */
276 #endif /* USE_HAL_ADC_REGISTER_CALLBACKS */
277 
278 /**
279   * @}
280   */
281 
282 /** @defgroup ADC_ClockPrescaler ADC ClockPrescaler
283   * @{
284   */
285 #define ADC_CLOCK_ASYNC_DIV1          (0x00000000U)          /*!< ADC asynchronous clock derived from ADC dedicated HSI */
286 
287 #define ADC_CLOCK_SYNC_PCLK_DIV2      ((uint32_t)ADC_CFGR2_CKMODE_0)  /*!< ADC synchronous clock derived from AHB clock divided by a prescaler of 2 */
288 #define ADC_CLOCK_SYNC_PCLK_DIV4      ((uint32_t)ADC_CFGR2_CKMODE_1)  /*!< ADC synchronous clock derived from AHB clock divided by a prescaler of 4 */
289 
290 /**
291   * @}
292   */
293 
294 /** @defgroup ADC_Resolution ADC Resolution
295   * @{
296   */
297 #define ADC_RESOLUTION_12B      (0x00000000U)           /*!<  ADC 12-bit resolution */
298 #define ADC_RESOLUTION_10B      ((uint32_t)ADC_CFGR1_RES_0)      /*!<  ADC 10-bit resolution */
299 #define ADC_RESOLUTION_8B       ((uint32_t)ADC_CFGR1_RES_1)      /*!<  ADC 8-bit resolution */
300 #define ADC_RESOLUTION_6B       ((uint32_t)ADC_CFGR1_RES)        /*!<  ADC 6-bit resolution */
301 /**
302   * @}
303   */
304 
305 /** @defgroup ADC_Data_align ADC Data_align
306   * @{
307   */
308 #define ADC_DATAALIGN_RIGHT      (0x00000000U)
309 #define ADC_DATAALIGN_LEFT       ((uint32_t)ADC_CFGR1_ALIGN)
310 /**
311   * @}
312   */
313 
314 /** @defgroup ADC_Scan_mode ADC Scan mode
315   * @{
316   */
317 /* Note: Scan mode values must be compatible with other STM32 devices having  */
318 /*       a configurable sequencer.                                            */
319 /*       Scan direction setting values are defined by taking in account       */
320 /*       already defined values for other STM32 devices:                      */
321 /*         ADC_SCAN_DISABLE         (0x00000000U)                    */
322 /*         ADC_SCAN_ENABLE          (0x00000001U)                    */
323 /*       Scan direction forward is considered as default setting equivalent   */
324 /*       to scan enable.                                                      */
325 /*       Scan direction backward is considered as additional setting.         */
326 /*       In case of migration from another STM32 device, the user will be     */
327 /*       warned of change of setting choices with assert check.               */
328 #define ADC_SCAN_DIRECTION_FORWARD        (0x00000001U)        /*!< Scan direction forward: from channel 0 to channel 18 */
329 #define ADC_SCAN_DIRECTION_BACKWARD       (0x00000002U)        /*!< Scan direction backward: from channel 18 to channel 0 */
330 
331 #define ADC_SCAN_ENABLE         ADC_SCAN_DIRECTION_FORWARD       /* For compatibility with other STM32 devices */
332 
333 /**
334   * @}
335   */
336 
337 /** @defgroup ADC_External_trigger_edge_Regular ADC External trigger edge Regular
338   * @{
339   */
340 #define ADC_EXTERNALTRIGCONVEDGE_NONE           (0x00000000U)
341 #define ADC_EXTERNALTRIGCONVEDGE_RISING         ((uint32_t)ADC_CFGR1_EXTEN_0)
342 #define ADC_EXTERNALTRIGCONVEDGE_FALLING        ((uint32_t)ADC_CFGR1_EXTEN_1)
343 #define ADC_EXTERNALTRIGCONVEDGE_RISINGFALLING  ((uint32_t)ADC_CFGR1_EXTEN)
344 /**
345   * @}
346   */
347 
348 /** @defgroup ADC_EOCSelection ADC EOCSelection
349   * @{
350   */
351 #define ADC_EOC_SINGLE_CONV         ((uint32_t) ADC_ISR_EOC)
352 #define ADC_EOC_SEQ_CONV            ((uint32_t) ADC_ISR_EOS)
353 /**
354   * @}
355   */
356 
357 /** @defgroup ADC_Overrun ADC Overrun
358   * @{
359   */
360 #define ADC_OVR_DATA_OVERWRITTEN            (0x00000000U)
361 #define ADC_OVR_DATA_PRESERVED              (0x00000001U)
362 /**
363   * @}
364   */
365 
366 /** @defgroup ADC_rank ADC rank
367   * @{
368   */
369 #define ADC_RANK_CHANNEL_NUMBER                 (0x00001000U)  /*!< Enable the rank of the selected channels. Number of ranks in the sequence is defined by number of channels enabled, rank of each channel is defined by channel number (channel 0 fixed on rank 0, channel 1 fixed on rank1, ...) */
370 #define ADC_RANK_NONE                           (0x00001001U)  /*!< Disable the selected rank (selected channel) from sequencer */
371 /**
372   * @}
373   */
374 
375 /** @defgroup ADC_sampling_times ADC sampling times
376   * @{
377   */
378 /* Note: Parameter "ADC_SAMPLETIME_1CYCLE_5" defined with a dummy bit         */
379 /*       to distinguish this parameter versus reset value 0x00000000,         */
380 /*       in the context of management of parameters "SamplingTimeCommon"      */
381 /*       and "SamplingTime" (obsolete)).                                      */
382 #define ADC_SAMPLETIME_1CYCLE_5       (0x10000000U)                        /*!< Sampling time 1.5 ADC clock cycle */
383 #define ADC_SAMPLETIME_7CYCLES_5      ((uint32_t) ADC_SMPR_SMP_0)                   /*!< Sampling time 7.5 ADC clock cycles */
384 #define ADC_SAMPLETIME_13CYCLES_5     ((uint32_t) ADC_SMPR_SMP_1)                   /*!< Sampling time 13.5 ADC clock cycles */
385 #define ADC_SAMPLETIME_28CYCLES_5     ((uint32_t)(ADC_SMPR_SMP_1 | ADC_SMPR_SMP_0)) /*!< Sampling time 28.5 ADC clock cycles */
386 #define ADC_SAMPLETIME_41CYCLES_5     ((uint32_t) ADC_SMPR_SMP_2)                   /*!< Sampling time 41.5 ADC clock cycles */
387 #define ADC_SAMPLETIME_55CYCLES_5     ((uint32_t)(ADC_SMPR_SMP_2 | ADC_SMPR_SMP_0)) /*!< Sampling time 55.5 ADC clock cycles */
388 #define ADC_SAMPLETIME_71CYCLES_5     ((uint32_t)(ADC_SMPR_SMP_2 | ADC_SMPR_SMP_1)) /*!< Sampling time 71.5 ADC clock cycles */
389 #define ADC_SAMPLETIME_239CYCLES_5    ((uint32_t) ADC_SMPR_SMP)                     /*!< Sampling time 239.5 ADC clock cycles */
390 /**
391   * @}
392   */
393 
394 /** @defgroup ADC_analog_watchdog_mode ADC analog watchdog mode
395   * @{
396   */
397 #define ADC_ANALOGWATCHDOG_NONE                 ( 0x00000000U)
398 #define ADC_ANALOGWATCHDOG_SINGLE_REG           ((uint32_t)(ADC_CFGR1_AWDSGL | ADC_CFGR1_AWDEN))
399 #define ADC_ANALOGWATCHDOG_ALL_REG              ((uint32_t) ADC_CFGR1_AWDEN)
400 /**
401   * @}
402   */
403 
404 /** @defgroup ADC_Event_type ADC Event type
405   * @{
406   */
407 #define ADC_AWD_EVENT              ((uint32_t)ADC_FLAG_AWD)  /*!< ADC Analog watchdog 1 event */
408 #define ADC_OVR_EVENT              ((uint32_t)ADC_FLAG_OVR)  /*!< ADC overrun event */
409 /**
410   * @}
411   */
412 
413 /** @defgroup ADC_interrupts_definition ADC interrupts definition
414   * @{
415   */
416 #define ADC_IT_AWD           ADC_IER_AWDIE      /*!< ADC Analog watchdog interrupt source */
417 #define ADC_IT_OVR           ADC_IER_OVRIE      /*!< ADC overrun interrupt source */
418 #define ADC_IT_EOS           ADC_IER_EOSEQIE    /*!< ADC End of Regular sequence of Conversions interrupt source */
419 #define ADC_IT_EOC           ADC_IER_EOCIE      /*!< ADC End of Regular Conversion interrupt source */
420 #define ADC_IT_EOSMP         ADC_IER_EOSMPIE    /*!< ADC End of Sampling interrupt source */
421 #define ADC_IT_RDY           ADC_IER_ADRDYIE    /*!< ADC Ready interrupt source */
422 /**
423   * @}
424   */
425 
426 /** @defgroup ADC_flags_definition ADC flags definition
427   * @{
428   */
429 #define ADC_FLAG_AWD           ADC_ISR_AWD      /*!< ADC Analog watchdog flag */
430 #define ADC_FLAG_OVR           ADC_ISR_OVR      /*!< ADC overrun flag */
431 #define ADC_FLAG_EOS           ADC_ISR_EOSEQ    /*!< ADC End of Regular sequence of Conversions flag */
432 #define ADC_FLAG_EOC           ADC_ISR_EOC      /*!< ADC End of Regular Conversion flag */
433 #define ADC_FLAG_EOSMP         ADC_ISR_EOSMP    /*!< ADC End of Sampling flag */
434 #define ADC_FLAG_RDY           ADC_ISR_ADRDY    /*!< ADC Ready flag */
435 /**
436   * @}
437   */
438 
439 /**
440   * @}
441   */
442 
443 
444 /* Private constants ---------------------------------------------------------*/
445 
446 /** @addtogroup ADC_Private_Constants ADC Private Constants
447   * @{
448   */
449 
450 /** @defgroup ADC_Internal_HAL_driver_Ext_trig_src_Regular ADC Internal HAL driver Ext trig src Regular
451   * @{
452   */
453 
454 /* List of external triggers of regular group for ADC1:                       */
455 /* (used internally by HAL driver. To not use into HAL structure parameters)  */
456 #define ADC1_2_EXTERNALTRIG_T1_TRGO           (0x00000000U)
457 #define ADC1_2_EXTERNALTRIG_T1_CC4            ((uint32_t)ADC_CFGR1_EXTSEL_0)
458 #define ADC1_2_EXTERNALTRIG_T2_TRGO           ((uint32_t)ADC_CFGR1_EXTSEL_1)
459 #define ADC1_2_EXTERNALTRIG_T3_TRGO           ((uint32_t)(ADC_CFGR1_EXTSEL_1 | ADC_CFGR1_EXTSEL_0))
460 #define ADC1_2_EXTERNALTRIG_T15_TRGO          ((uint32_t)ADC_CFGR1_EXTSEL_2)
461 /**
462   * @}
463   */
464 
465 /* Combination of all post-conversion flags bits: EOC/EOS, OVR, AWD */
466 #define ADC_FLAG_POSTCONV_ALL    (ADC_FLAG_AWD | ADC_FLAG_OVR | ADC_FLAG_EOS | ADC_FLAG_EOC)
467 
468 /**
469   * @}
470   */
471 
472 
473 /* Exported macro ------------------------------------------------------------*/
474 
475 /** @defgroup ADC_Exported_Macros ADC Exported Macros
476   * @{
477   */
478 /* Macro for internal HAL driver usage, and possibly can be used into code of */
479 /* final user.                                                                */
480 
481 /**
482   * @brief Enable the ADC peripheral
483   * @param __HANDLE__ ADC handle
484   * @retval None
485   */
486 #define __HAL_ADC_ENABLE(__HANDLE__)                                           \
487   ((__HANDLE__)->Instance->CR |= ADC_CR_ADEN)
488 
489 /**
490   * @brief Disable the ADC peripheral
491   * @param __HANDLE__ ADC handle
492   * @retval None
493   */
494 #define __HAL_ADC_DISABLE(__HANDLE__)                                          \
495   do{                                                                          \
496       (__HANDLE__)->Instance->CR |= ADC_CR_ADDIS;                              \
497       __HAL_ADC_CLEAR_FLAG((__HANDLE__), (ADC_FLAG_EOSMP | ADC_FLAG_RDY));     \
498   } while(0)
499 
500 /**
501   * @brief Enable the ADC end of conversion interrupt.
502   * @param __HANDLE__ ADC handle
503   * @param __INTERRUPT__ ADC Interrupt
504   *          This parameter can be any combination of the following values:
505   *            @arg ADC_IT_EOC: ADC End of Regular Conversion interrupt source
506   *            @arg ADC_IT_EOS: ADC End of Regular sequence of Conversions interrupt source
507   *            @arg ADC_IT_AWD: ADC Analog watchdog interrupt source
508   *            @arg ADC_IT_OVR: ADC overrun interrupt source
509   *            @arg ADC_IT_EOSMP: ADC End of Sampling interrupt source
510   *            @arg ADC_IT_RDY: ADC Ready interrupt source
511   * @retval None
512   */
513 #define __HAL_ADC_ENABLE_IT(__HANDLE__, __INTERRUPT__)                         \
514   (((__HANDLE__)->Instance->IER) |= (__INTERRUPT__))
515 
516 /**
517   * @brief Disable the ADC end of conversion interrupt.
518   * @param __HANDLE__ ADC handle
519   * @param __INTERRUPT__ ADC Interrupt
520   *          This parameter can be any combination of the following values:
521   *            @arg ADC_IT_EOC: ADC End of Regular Conversion interrupt source
522   *            @arg ADC_IT_EOS: ADC End of Regular sequence of Conversions interrupt source
523   *            @arg ADC_IT_AWD: ADC Analog watchdog interrupt source
524   *            @arg ADC_IT_OVR: ADC overrun interrupt source
525   *            @arg ADC_IT_EOSMP: ADC End of Sampling interrupt source
526   *            @arg ADC_IT_RDY: ADC Ready interrupt source
527   * @retval None
528   */
529 #define __HAL_ADC_DISABLE_IT(__HANDLE__, __INTERRUPT__)                        \
530   (((__HANDLE__)->Instance->IER) &= ~(__INTERRUPT__))
531 
532 /** @brief  Checks if the specified ADC interrupt source is enabled or disabled.
533   * @param __HANDLE__ ADC handle
534   * @param __INTERRUPT__ ADC interrupt source to check
535   *          This parameter can be any combination of the following values:
536   *            @arg ADC_IT_EOC: ADC End of Regular Conversion interrupt source
537   *            @arg ADC_IT_EOS: ADC End of Regular sequence of Conversions interrupt source
538   *            @arg ADC_IT_AWD: ADC Analog watchdog interrupt source
539   *            @arg ADC_IT_OVR: ADC overrun interrupt source
540   *            @arg ADC_IT_EOSMP: ADC End of Sampling interrupt source
541   *            @arg ADC_IT_RDY: ADC Ready interrupt source
542   * @retval State ofinterruption (SET or RESET)
543   */
544 #define __HAL_ADC_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__)                     \
545   (((__HANDLE__)->Instance->IER & (__INTERRUPT__)) == (__INTERRUPT__))
546 
547 /**
548   * @brief Get the selected ADC's flag status.
549   * @param __HANDLE__ ADC handle
550   * @param __FLAG__ ADC flag
551   *          This parameter can be any combination of the following values:
552   *            @arg ADC_FLAG_EOC: ADC End of Regular conversion flag
553   *            @arg ADC_FLAG_EOS: ADC End of Regular sequence of Conversions flag
554   *            @arg ADC_FLAG_AWD: ADC Analog watchdog flag
555   *            @arg ADC_FLAG_OVR: ADC overrun flag
556   *            @arg ADC_FLAG_EOSMP: ADC End of Sampling flag
557   *            @arg ADC_FLAG_RDY: ADC Ready flag
558   * @retval None
559   */
560 #define __HAL_ADC_GET_FLAG(__HANDLE__, __FLAG__)                               \
561   ((((__HANDLE__)->Instance->ISR) & (__FLAG__)) == (__FLAG__))
562 
563 /**
564   * @brief Clear the ADC's pending flags
565   * @param __HANDLE__ ADC handle
566   * @param __FLAG__ ADC flag
567   *          This parameter can be any combination of the following values:
568   *            @arg ADC_FLAG_EOC: ADC End of Regular conversion flag
569   *            @arg ADC_FLAG_EOS: ADC End of Regular sequence of Conversions flag
570   *            @arg ADC_FLAG_AWD: ADC Analog watchdog flag
571   *            @arg ADC_FLAG_OVR: ADC overrun flag
572   *            @arg ADC_FLAG_EOSMP: ADC End of Sampling flag
573   *            @arg ADC_FLAG_RDY: ADC Ready flag
574   * @retval None
575   */
576 /* Note: bit cleared bit by writing 1 (writing 0 has no effect on any bit of register ISR) */
577 #define __HAL_ADC_CLEAR_FLAG(__HANDLE__, __FLAG__)                             \
578   (((__HANDLE__)->Instance->ISR) = (__FLAG__))
579 
580 /** @brief  Reset ADC handle state
581   * @param  __HANDLE__ ADC handle
582   * @retval None
583   */
584 #if (USE_HAL_ADC_REGISTER_CALLBACKS == 1)
585 #define __HAL_ADC_RESET_HANDLE_STATE(__HANDLE__)                               \
586   do{                                                                          \
587      (__HANDLE__)->State = HAL_ADC_STATE_RESET;                                \
588      (__HANDLE__)->MspInitCallback = NULL;                                     \
589      (__HANDLE__)->MspDeInitCallback = NULL;                                   \
590     } while(0)
591 #else
592 #define __HAL_ADC_RESET_HANDLE_STATE(__HANDLE__)                               \
593   ((__HANDLE__)->State = HAL_ADC_STATE_RESET)
594 #endif
595 
596 /**
597   * @}
598   */
599 
600 
601 /* Private macro -------------------------------------------------------------*/
602 
603 /** @defgroup ADC_Private_Macros ADC Private Macros
604   * @{
605   */
606 /* Macro reserved for internal HAL driver usage, not intended to be used in   */
607 /* code of final user.                                                        */
608 
609 
610 /**
611   * @brief Verification of hardware constraints before ADC can be enabled
612   * @param __HANDLE__ ADC handle
613   * @retval SET (ADC can be enabled) or RESET (ADC cannot be enabled)
614   */
615 #define ADC_ENABLING_CONDITIONS(__HANDLE__)                                        \
616   (( ( ((__HANDLE__)->Instance->CR) &                                              \
617        (ADC_CR_ADCAL | ADC_CR_ADSTP | ADC_CR_ADSTART | ADC_CR_ADDIS | ADC_CR_ADEN) \
618       ) == RESET                                                                   \
619    ) ? SET : RESET)
620 
621 /**
622   * @brief Verification of hardware constraints before ADC can be disabled
623   * @param __HANDLE__ ADC handle
624   * @retval SET (ADC can be disabled) or RESET (ADC cannot be disabled)
625   */
626 #define ADC_DISABLING_CONDITIONS(__HANDLE__)                                   \
627   (( ( ((__HANDLE__)->Instance->CR) &                                          \
628        (ADC_CR_ADSTART | ADC_CR_ADEN)) == ADC_CR_ADEN                          \
629    ) ? SET : RESET)
630 
631 /**
632   * @brief Verification of ADC state: enabled or disabled
633   * @param __HANDLE__ ADC handle
634   * @retval SET (ADC enabled) or RESET (ADC disabled)
635   */
636 /* Note: If low power mode AutoPowerOff is enabled, power-on/off phases are   */
637 /*       performed automatically by hardware and flag ADC_FLAG_RDY is not     */
638 /*       set.                                                                 */
639 #define ADC_IS_ENABLE(__HANDLE__)                                                       \
640   (( ((((__HANDLE__)->Instance->CR) & (ADC_CR_ADEN | ADC_CR_ADDIS)) == ADC_CR_ADEN) &&  \
641      (((((__HANDLE__)->Instance->ISR) & ADC_FLAG_RDY) == ADC_FLAG_RDY)          ||      \
642       ((((__HANDLE__)->Instance->CFGR1) & ADC_CFGR1_AUTOFF) == ADC_CFGR1_AUTOFF)  )     \
643    ) ? SET : RESET)
644 
645 /**
646   * @brief Test if conversion trigger of regular group is software start
647   *        or external trigger.
648   * @param __HANDLE__ ADC handle
649   * @retval SET (software start) or RESET (external trigger)
650   */
651 #define ADC_IS_SOFTWARE_START_REGULAR(__HANDLE__)                              \
652   (((__HANDLE__)->Instance->CFGR1 & ADC_CFGR1_EXTEN) == RESET)
653 
654 /**
655   * @brief Check if no conversion on going on regular group
656   * @param __HANDLE__ ADC handle
657   * @retval SET (conversion is on going) or RESET (no conversion is on going)
658   */
659 #define ADC_IS_CONVERSION_ONGOING_REGULAR(__HANDLE__)                          \
660   (( (((__HANDLE__)->Instance->CR) & ADC_CR_ADSTART) == RESET                  \
661   ) ? RESET : SET)
662 
663 /**
664   * @brief Returns resolution bits in CFGR1 register: RES[1:0].
665   *        Returned value is among parameters to @ref ADC_Resolution.
666   * @param __HANDLE__ ADC handle
667   * @retval None
668   */
669 #define ADC_GET_RESOLUTION(__HANDLE__)                                         \
670   (((__HANDLE__)->Instance->CFGR1) & ADC_CFGR1_RES)
671 
672 /**
673   * @brief Returns ADC sample time bits in SMPR register: SMP[2:0].
674   *        Returned value is among parameters to @ref ADC_Resolution.
675   * @param __HANDLE__ ADC handle
676   * @retval None
677   */
678 #define ADC_GET_SAMPLINGTIME(__HANDLE__)                                       \
679   (((__HANDLE__)->Instance->SMPR) & ADC_SMPR_SMP)
680 
681 /**
682   * @brief Simultaneously clears and sets specific bits of the handle State
683   * @note: ADC_STATE_CLR_SET() macro is merely aliased to generic macro MODIFY_REG(),
684   *        the first parameter is the ADC handle State, the second parameter is the
685   *        bit field to clear, the third and last parameter is the bit field to set.
686   * @retval None
687   */
688 #define ADC_STATE_CLR_SET MODIFY_REG
689 
690 /**
691   * @brief Clear ADC error code (set it to error code: "no error")
692   * @param __HANDLE__ ADC handle
693   * @retval None
694   */
695 #define ADC_CLEAR_ERRORCODE(__HANDLE__)                                        \
696   ((__HANDLE__)->ErrorCode = HAL_ADC_ERROR_NONE)
697 
698 
699 /**
700   * @brief Configure the channel number into channel selection register
701   * @param _CHANNEL_ ADC Channel
702   * @retval None
703   */
704 /* This function converts ADC channels from numbers (see defgroup ADC_channels)
705    to bitfields, to get the equivalence of CMSIS channels:
706         ADC_CHANNEL_0           ((uint32_t) ADC_CHSELR_CHSEL0)
707         ADC_CHANNEL_1           ((uint32_t) ADC_CHSELR_CHSEL1)
708         ADC_CHANNEL_2           ((uint32_t) ADC_CHSELR_CHSEL2)
709         ADC_CHANNEL_3           ((uint32_t) ADC_CHSELR_CHSEL3)
710         ADC_CHANNEL_4           ((uint32_t) ADC_CHSELR_CHSEL4)
711         ADC_CHANNEL_5           ((uint32_t) ADC_CHSELR_CHSEL5)
712         ADC_CHANNEL_6           ((uint32_t) ADC_CHSELR_CHSEL6)
713         ADC_CHANNEL_7           ((uint32_t) ADC_CHSELR_CHSEL7)
714         ADC_CHANNEL_8           ((uint32_t) ADC_CHSELR_CHSEL8)
715         ADC_CHANNEL_9           ((uint32_t) ADC_CHSELR_CHSEL9)
716         ADC_CHANNEL_10          ((uint32_t) ADC_CHSELR_CHSEL10)
717         ADC_CHANNEL_11          ((uint32_t) ADC_CHSELR_CHSEL11)
718         ADC_CHANNEL_12          ((uint32_t) ADC_CHSELR_CHSEL12)
719         ADC_CHANNEL_13          ((uint32_t) ADC_CHSELR_CHSEL13)
720         ADC_CHANNEL_14          ((uint32_t) ADC_CHSELR_CHSEL14)
721         ADC_CHANNEL_15          ((uint32_t) ADC_CHSELR_CHSEL15)
722         ADC_CHANNEL_16          ((uint32_t) ADC_CHSELR_CHSEL16)
723         ADC_CHANNEL_17          ((uint32_t) ADC_CHSELR_CHSEL17)
724         ADC_CHANNEL_18          ((uint32_t) ADC_CHSELR_CHSEL18)
725 */
726 #define ADC_CHSELR_CHANNEL(_CHANNEL_)                                          \
727   ( 1U << (_CHANNEL_))
728 
729 /**
730   * @brief Set the ADC's sample time
731   * @param _SAMPLETIME_ Sample time parameter.
732   * @retval None
733   */
734 /* Note: ADC sampling time set using mask ADC_SMPR_SMP due to parameter       */
735 /*       "ADC_SAMPLETIME_1CYCLE_5" defined with a dummy bit (bit used to      */
736 /*       distinguish this parameter versus reset value 0x00000000,            */
737 /*       in the context of management of parameters "SamplingTimeCommon"      */
738 /*       and "SamplingTime" (obsolete)).                                      */
739 #define ADC_SMPR_SET(_SAMPLETIME_)                                             \
740   ((_SAMPLETIME_) & (ADC_SMPR_SMP))
741 
742 /**
743   * @brief Set the Analog Watchdog 1 channel.
744   * @param _CHANNEL_ channel to be monitored by Analog Watchdog 1.
745   * @retval None
746   */
747 #define ADC_CFGR_AWDCH(_CHANNEL_)                                              \
748   ((_CHANNEL_) << 26U)
749 
750 /**
751   * @brief Enable ADC discontinuous conversion mode for regular group
752   * @param _REG_DISCONTINUOUS_MODE_ Regular discontinuous mode.
753   * @retval None
754   */
755 #define ADC_CFGR1_REG_DISCCONTINUOUS(_REG_DISCONTINUOUS_MODE_)                 \
756   ((_REG_DISCONTINUOUS_MODE_) << 16U)
757 
758 /**
759   * @brief Enable the ADC auto off mode.
760   * @param _AUTOOFF_ Auto off bit enable or disable.
761   * @retval None
762   */
763 #define ADC_CFGR1_AUTOOFF(_AUTOOFF_)                                           \
764   ((_AUTOOFF_) << 15U)
765 
766 /**
767   * @brief Enable the ADC auto delay mode.
768   * @param _AUTOWAIT_ Auto delay bit enable or disable.
769   * @retval None
770   */
771 #define ADC_CFGR1_AUTOWAIT(_AUTOWAIT_)                                         \
772   ((_AUTOWAIT_) << 14U)
773 
774 /**
775   * @brief Enable ADC continuous conversion mode.
776   * @param _CONTINUOUS_MODE_ Continuous mode.
777   * @retval None
778   */
779 #define ADC_CFGR1_CONTINUOUS(_CONTINUOUS_MODE_)                                \
780   ((_CONTINUOUS_MODE_) << 13U)
781 
782 /**
783   * @brief Enable ADC overrun mode.
784   * @param _OVERRUN_MODE_ Overrun mode.
785   * @retval Overrun bit setting to be programmed into CFGR register
786   */
787 /* Note: Bit ADC_CFGR1_OVRMOD not used directly in constant                   */
788 /* "ADC_OVR_DATA_OVERWRITTEN" to have this case defined to 0x00, to set it    */
789 /* as the default case to be compliant with other STM32 devices.              */
790 #define ADC_CFGR1_OVERRUN(_OVERRUN_MODE_)                                      \
791   ( ( (_OVERRUN_MODE_) != (ADC_OVR_DATA_PRESERVED)                             \
792     )? (ADC_CFGR1_OVRMOD) : (0x00000000)                                       \
793   )
794 
795 /**
796   * @brief Enable ADC scan mode to convert multiple ranks with sequencer.
797   * @param _SCAN_MODE_ Scan conversion mode.
798   * @retval None
799   */
800 /* Note: Scan mode set using this macro (instead of parameter direct set)     */
801 /*       due to different modes on other STM32 devices: to avoid any          */
802 /*       unwanted setting, the exact parameter corresponding to the device    */
803 /*       must be passed to this macro.                                        */
804 #define ADC_SCANDIR(_SCAN_MODE_)                                               \
805   ( ( (_SCAN_MODE_) == (ADC_SCAN_DIRECTION_BACKWARD)                           \
806     )? (ADC_CFGR1_SCANDIR) : (0x00000000)                                      \
807   )
808 
809 /**
810   * @brief Enable the ADC DMA continuous request.
811   * @param _DMACONTREQ_MODE_ DMA continuous request mode.
812   * @retval None
813   */
814 #define ADC_CFGR1_DMACONTREQ(_DMACONTREQ_MODE_)                                \
815   ((_DMACONTREQ_MODE_) << 1U)
816 
817 /**
818   * @brief Configure the analog watchdog high threshold into register TR.
819   * @param _Threshold_ Threshold value
820   * @retval None
821   */
822 #define ADC_TRX_HIGHTHRESHOLD(_Threshold_)                                     \
823   ((_Threshold_) << 16U)
824 
825 /**
826   * @brief Shift the AWD threshold in function of the selected ADC resolution.
827   *        Thresholds have to be left-aligned on bit 11, the LSB (right bits) are set to 0.
828   *        If resolution 12 bits, no shift.
829   *        If resolution 10 bits, shift of 2 ranks on the left.
830   *        If resolution 8 bits, shift of 4 ranks on the left.
831   *        If resolution 6 bits, shift of 6 ranks on the left.
832   *        therefore, shift = (12 - resolution) = 12 - (12- (((RES[1:0]) >> 3)*2))
833   * @param __HANDLE__ ADC handle
834   * @param _Threshold_ Value to be shifted
835   * @retval None
836   */
837 #define ADC_AWD1THRESHOLD_SHIFT_RESOLUTION(__HANDLE__, _Threshold_)            \
838   ((_Threshold_) << ((((__HANDLE__)->Instance->CFGR1 & ADC_CFGR1_RES) >> 3U)*2))
839 
840 
841 #define IS_ADC_CLOCKPRESCALER(ADC_CLOCK) (((ADC_CLOCK) == ADC_CLOCK_ASYNC_DIV1)     || \
842                                           ((ADC_CLOCK) == ADC_CLOCK_SYNC_PCLK_DIV2) || \
843                                           ((ADC_CLOCK) == ADC_CLOCK_SYNC_PCLK_DIV4)   )
844 
845 #define IS_ADC_RESOLUTION(RESOLUTION) (((RESOLUTION) == ADC_RESOLUTION_12B) || \
846                                        ((RESOLUTION) == ADC_RESOLUTION_10B) || \
847                                        ((RESOLUTION) == ADC_RESOLUTION_8B)  || \
848                                        ((RESOLUTION) == ADC_RESOLUTION_6B)    )
849 
850 #define IS_ADC_DATA_ALIGN(ALIGN) (((ALIGN) == ADC_DATAALIGN_RIGHT) || \
851                                   ((ALIGN) == ADC_DATAALIGN_LEFT)    )
852 
853 #define IS_ADC_SCAN_MODE(SCAN_MODE) (((SCAN_MODE) == ADC_SCAN_DIRECTION_FORWARD) || \
854                                      ((SCAN_MODE) == ADC_SCAN_DIRECTION_BACKWARD)  )
855 
856 #define IS_ADC_EXTTRIG_EDGE(EDGE) (((EDGE) == ADC_EXTERNALTRIGCONVEDGE_NONE)         || \
857                                    ((EDGE) == ADC_EXTERNALTRIGCONVEDGE_RISING)       || \
858                                    ((EDGE) == ADC_EXTERNALTRIGCONVEDGE_FALLING)      || \
859                                    ((EDGE) == ADC_EXTERNALTRIGCONVEDGE_RISINGFALLING)  )
860 
861 #define IS_ADC_EOC_SELECTION(EOC_SELECTION) (((EOC_SELECTION) == ADC_EOC_SINGLE_CONV)    || \
862                                              ((EOC_SELECTION) == ADC_EOC_SEQ_CONV)  )
863 
864 #define IS_ADC_OVERRUN(OVR) (((OVR) == ADC_OVR_DATA_PRESERVED)  || \
865                              ((OVR) == ADC_OVR_DATA_OVERWRITTEN)  )
866 
867 #define IS_ADC_RANK(WATCHDOG) (((WATCHDOG) == ADC_RANK_CHANNEL_NUMBER) || \
868                                ((WATCHDOG) == ADC_RANK_NONE)             )
869 
870 #define IS_ADC_SAMPLE_TIME(TIME) (((TIME) == ADC_SAMPLETIME_1CYCLE_5)    || \
871                                   ((TIME) == ADC_SAMPLETIME_7CYCLES_5)   || \
872                                   ((TIME) == ADC_SAMPLETIME_13CYCLES_5)  || \
873                                   ((TIME) == ADC_SAMPLETIME_28CYCLES_5)  || \
874                                   ((TIME) == ADC_SAMPLETIME_41CYCLES_5)  || \
875                                   ((TIME) == ADC_SAMPLETIME_55CYCLES_5)  || \
876                                   ((TIME) == ADC_SAMPLETIME_71CYCLES_5)  || \
877                                   ((TIME) == ADC_SAMPLETIME_239CYCLES_5)   )
878 
879 #define IS_ADC_ANALOG_WATCHDOG_MODE(WATCHDOG) (((WATCHDOG) == ADC_ANALOGWATCHDOG_NONE)             || \
880                                                ((WATCHDOG) == ADC_ANALOGWATCHDOG_SINGLE_REG)       || \
881                                                ((WATCHDOG) == ADC_ANALOGWATCHDOG_ALL_REG)            )
882 
883 #define IS_ADC_EVENT_TYPE(EVENT) (((EVENT) == ADC_AWD_EVENT) || \
884                                   ((EVENT) == ADC_OVR_EVENT)   )
885 
886 /** @defgroup ADC_range_verification ADC range verification
887   * in function of ADC resolution selected (12, 10, 8 or 6 bits)
888   * @{
889   */
890 #define IS_ADC_RANGE(RESOLUTION, ADC_VALUE)                                         \
891    ((((RESOLUTION) == ADC_RESOLUTION_12B) && ((ADC_VALUE) <= (0x0FFFU))) || \
892     (((RESOLUTION) == ADC_RESOLUTION_10B) && ((ADC_VALUE) <= (0x03FFU))) || \
893     (((RESOLUTION) == ADC_RESOLUTION_8B)  && ((ADC_VALUE) <= (0x00FFU))) || \
894     (((RESOLUTION) == ADC_RESOLUTION_6B)  && ((ADC_VALUE) <= (0x003FU)))   )
895 /**
896   * @}
897   */
898 
899 /** @defgroup ADC_regular_rank_verification ADC regular rank verification
900   * @{
901   */
902 #define IS_ADC_REGULAR_RANK(RANK) (((RANK) >= (1U)) && ((RANK) <= (16U)))
903 /**
904   * @}
905   */
906 
907 /**
908   * @}
909   */
910 
911 /* Include ADC HAL Extension module */
912 #include "stm32f0xx_hal_adc_ex.h"
913 
914 /* Exported functions --------------------------------------------------------*/
915 /** @addtogroup ADC_Exported_Functions
916   * @{
917   */
918 
919 /** @addtogroup ADC_Exported_Functions_Group1
920   * @{
921   */
922 
923 
924 /* Initialization and de-initialization functions  **********************************/
925 HAL_StatusTypeDef HAL_ADC_Init(ADC_HandleTypeDef* hadc);
926 HAL_StatusTypeDef HAL_ADC_DeInit(ADC_HandleTypeDef *hadc);
927 void              HAL_ADC_MspInit(ADC_HandleTypeDef* hadc);
928 void              HAL_ADC_MspDeInit(ADC_HandleTypeDef* hadc);
929 
930 #if (USE_HAL_ADC_REGISTER_CALLBACKS == 1)
931 /* Callbacks Register/UnRegister functions  ***********************************/
932 HAL_StatusTypeDef HAL_ADC_RegisterCallback(ADC_HandleTypeDef *hadc, HAL_ADC_CallbackIDTypeDef CallbackID, pADC_CallbackTypeDef pCallback);
933 HAL_StatusTypeDef HAL_ADC_UnRegisterCallback(ADC_HandleTypeDef *hadc, HAL_ADC_CallbackIDTypeDef CallbackID);
934 #endif /* USE_HAL_ADC_REGISTER_CALLBACKS */
935 
936 /**
937   * @}
938   */
939 
940 /* IO operation functions  *****************************************************/
941 
942 /** @addtogroup ADC_Exported_Functions_Group2
943   * @{
944   */
945 
946 
947 /* Blocking mode: Polling */
948 HAL_StatusTypeDef       HAL_ADC_Start(ADC_HandleTypeDef* hadc);
949 HAL_StatusTypeDef       HAL_ADC_Stop(ADC_HandleTypeDef* hadc);
950 HAL_StatusTypeDef       HAL_ADC_PollForConversion(ADC_HandleTypeDef* hadc, uint32_t Timeout);
951 HAL_StatusTypeDef       HAL_ADC_PollForEvent(ADC_HandleTypeDef* hadc, uint32_t EventType, uint32_t Timeout);
952 
953 /* Non-blocking mode: Interruption */
954 HAL_StatusTypeDef       HAL_ADC_Start_IT(ADC_HandleTypeDef* hadc);
955 HAL_StatusTypeDef       HAL_ADC_Stop_IT(ADC_HandleTypeDef* hadc);
956 
957 /* Non-blocking mode: DMA */
958 HAL_StatusTypeDef       HAL_ADC_Start_DMA(ADC_HandleTypeDef* hadc, uint32_t* pData, uint32_t Length);
959 HAL_StatusTypeDef       HAL_ADC_Stop_DMA(ADC_HandleTypeDef* hadc);
960 
961 /* ADC retrieve conversion value intended to be used with polling or interruption */
962 uint32_t                HAL_ADC_GetValue(ADC_HandleTypeDef* hadc);
963 
964 /* ADC IRQHandler and Callbacks used in non-blocking modes (Interruption and DMA) */
965 void                    HAL_ADC_IRQHandler(ADC_HandleTypeDef* hadc);
966 void                    HAL_ADC_ConvCpltCallback(ADC_HandleTypeDef* hadc);
967 void                    HAL_ADC_ConvHalfCpltCallback(ADC_HandleTypeDef* hadc);
968 void                    HAL_ADC_LevelOutOfWindowCallback(ADC_HandleTypeDef* hadc);
969 void                    HAL_ADC_ErrorCallback(ADC_HandleTypeDef *hadc);
970 /**
971   * @}
972   */
973 
974 
975 /* Peripheral Control functions ***********************************************/
976 /** @addtogroup ADC_Exported_Functions_Group3
977   * @{
978   */
979 HAL_StatusTypeDef       HAL_ADC_ConfigChannel(ADC_HandleTypeDef* hadc, ADC_ChannelConfTypeDef* sConfig);
980 HAL_StatusTypeDef       HAL_ADC_AnalogWDGConfig(ADC_HandleTypeDef* hadc, ADC_AnalogWDGConfTypeDef* AnalogWDGConfig);
981 /**
982   * @}
983   */
984 
985 
986 /* Peripheral State functions *************************************************/
987 /** @addtogroup ADC_Exported_Functions_Group4
988   * @{
989   */
990 uint32_t                HAL_ADC_GetState(ADC_HandleTypeDef* hadc);
991 uint32_t                HAL_ADC_GetError(ADC_HandleTypeDef *hadc);
992 /**
993   * @}
994   */
995 
996 
997 /**
998   * @}
999   */
1000 
1001 
1002 /**
1003   * @}
1004   */
1005 
1006 /**
1007   * @}
1008   */
1009 
1010 #ifdef __cplusplus
1011 }
1012 #endif
1013 
1014 
1015 #endif /* STM32F0xx_HAL_ADC_H */
1016 
1017 
1018