1 /**
2   ******************************************************************************
3   * @file    stm32h7xx_hal_lptim.h
4   * @author  MCD Application Team
5   * @brief   Header file of LPTIM HAL module.
6   ******************************************************************************
7   * @attention
8   *
9   * Copyright (c) 2017 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 STM32H7xx_HAL_LPTIM_H
21 #define STM32H7xx_HAL_LPTIM_H
22 
23 #ifdef __cplusplus
24 extern "C" {
25 #endif
26 
27 /* Includes ------------------------------------------------------------------*/
28 #include "stm32h7xx_hal_def.h"
29 
30 /** @addtogroup STM32H7xx_HAL_Driver
31   * @{
32   */
33 
34 #if defined (LPTIM1) || defined (LPTIM2) || defined (LPTIM3) || defined (LPTIM4) || defined (LPTIM5)
35 
36 /** @addtogroup LPTIM
37   * @{
38   */
39 
40 /* Exported types ------------------------------------------------------------*/
41 /** @defgroup LPTIM_Exported_Types LPTIM Exported Types
42   * @{
43   */
44 
45 /**
46   * @brief  LPTIM Clock configuration definition
47   */
48 typedef struct
49 {
50   uint32_t Source;         /*!< Selects the clock source.
51                            This parameter can be a value of @ref LPTIM_Clock_Source   */
52 
53   uint32_t Prescaler;      /*!< Specifies the counter clock Prescaler.
54                            This parameter can be a value of @ref LPTIM_Clock_Prescaler */
55 
56 } LPTIM_ClockConfigTypeDef;
57 
58 /**
59   * @brief  LPTIM Clock configuration definition
60   */
61 typedef struct
62 {
63   uint32_t Polarity;      /*!< Selects the polarity of the active edge for the counter unit
64                            if the ULPTIM input is selected.
65                            Note: This parameter is used only when Ultra low power clock source is used.
66                            Note: If the polarity is configured on 'both edges', an auxiliary clock
67                            (one of the Low power oscillator) must be active.
68                            This parameter can be a value of @ref LPTIM_Clock_Polarity */
69 
70   uint32_t SampleTime;     /*!< Selects the clock sampling time to configure the clock glitch filter.
71                            Note: This parameter is used only when Ultra low power clock source is used.
72                            This parameter can be a value of @ref LPTIM_Clock_Sample_Time */
73 
74 } LPTIM_ULPClockConfigTypeDef;
75 
76 /**
77   * @brief  LPTIM Trigger configuration definition
78   */
79 typedef struct
80 {
81   uint32_t Source;        /*!< Selects the Trigger source.
82                           This parameter can be a value of @ref LPTIM_Trigger_Source */
83 
84   uint32_t ActiveEdge;    /*!< Selects the Trigger active edge.
85                           Note: This parameter is used only when an external trigger is used.
86                           This parameter can be a value of @ref LPTIM_External_Trigger_Polarity */
87 
88   uint32_t SampleTime;    /*!< Selects the trigger sampling time to configure the clock glitch filter.
89                           Note: This parameter is used only when an external trigger is used.
90                           This parameter can be a value of @ref LPTIM_Trigger_Sample_Time  */
91 } LPTIM_TriggerConfigTypeDef;
92 
93 /**
94   * @brief  LPTIM Initialization Structure definition
95   */
96 typedef struct
97 {
98   LPTIM_ClockConfigTypeDef     Clock;             /*!< Specifies the clock parameters */
99 
100   LPTIM_ULPClockConfigTypeDef  UltraLowPowerClock;/*!< Specifies the Ultra Low Power clock parameters */
101 
102   LPTIM_TriggerConfigTypeDef   Trigger;           /*!< Specifies the Trigger parameters */
103 
104   uint32_t                     OutputPolarity;    /*!< Specifies the Output polarity.
105                                                   This parameter can be a value of @ref LPTIM_Output_Polarity */
106 
107   uint32_t                     UpdateMode;        /*!< Specifies whether the update of the autoreload and the compare
108                                                   values is done immediately or after the end of current period.
109                                                   This parameter can be a value of @ref LPTIM_Updating_Mode */
110 
111   uint32_t                     CounterSource;     /*!< Specifies whether the counter is incremented each internal event
112                                                   or each external event.
113                                                   This parameter can be a value of @ref LPTIM_Counter_Source */
114 
115   uint32_t                     Input1Source;      /*!< Specifies source selected for input1 (GPIO or comparator output).
116                                                   This parameter can be a value of @ref LPTIM_Input1_Source */
117 
118   uint32_t                     Input2Source;      /*!< Specifies source selected for input2 (GPIO or comparator output).
119                                                   Note: This parameter is used only for encoder feature so is used only
120                                                   for LPTIM1 instance.
121                                                   This parameter can be a value of @ref LPTIM_Input2_Source */
122 } LPTIM_InitTypeDef;
123 
124 /**
125   * @brief  HAL LPTIM State structure definition
126   */
127 typedef enum
128 {
129   HAL_LPTIM_STATE_RESET            = 0x00U,    /*!< Peripheral not yet initialized or disabled  */
130   HAL_LPTIM_STATE_READY            = 0x01U,    /*!< Peripheral Initialized and ready for use    */
131   HAL_LPTIM_STATE_BUSY             = 0x02U,    /*!< An internal process is ongoing              */
132   HAL_LPTIM_STATE_TIMEOUT          = 0x03U,    /*!< Timeout state                               */
133   HAL_LPTIM_STATE_ERROR            = 0x04U     /*!< Internal Process is ongoing                 */
134 } HAL_LPTIM_StateTypeDef;
135 
136 /**
137   * @brief  LPTIM handle Structure definition
138   */
139 #if (USE_HAL_LPTIM_REGISTER_CALLBACKS == 1)
140 typedef struct __LPTIM_HandleTypeDef
141 #else
142 typedef struct
143 #endif /* USE_HAL_LPTIM_REGISTER_CALLBACKS */
144 {
145   LPTIM_TypeDef                 *Instance;         /*!< Register base address     */
146 
147   LPTIM_InitTypeDef              Init;             /*!< LPTIM required parameters */
148 
149   HAL_StatusTypeDef              Status;           /*!< LPTIM peripheral status   */
150 
151   HAL_LockTypeDef                Lock;             /*!< LPTIM locking object      */
152 
153   __IO  HAL_LPTIM_StateTypeDef   State;            /*!< LPTIM peripheral state    */
154 
155 #if (USE_HAL_LPTIM_REGISTER_CALLBACKS == 1)
156   void (* MspInitCallback)(struct __LPTIM_HandleTypeDef *hlptim);            /*!< LPTIM Base Msp Init Callback                 */
157   void (* MspDeInitCallback)(struct __LPTIM_HandleTypeDef *hlptim);          /*!< LPTIM Base Msp DeInit Callback               */
158   void (* CompareMatchCallback)(struct __LPTIM_HandleTypeDef *hlptim);       /*!< Compare match Callback                       */
159   void (* AutoReloadMatchCallback)(struct __LPTIM_HandleTypeDef *hlptim);    /*!< Auto-reload match Callback                   */
160   void (* TriggerCallback)(struct __LPTIM_HandleTypeDef *hlptim);            /*!< External trigger event detection Callback    */
161   void (* CompareWriteCallback)(struct __LPTIM_HandleTypeDef *hlptim);       /*!< Compare register write complete Callback     */
162   void (* AutoReloadWriteCallback)(struct __LPTIM_HandleTypeDef *hlptim);    /*!< Auto-reload register write complete Callback */
163   void (* DirectionUpCallback)(struct __LPTIM_HandleTypeDef *hlptim);        /*!< Up-counting direction change Callback        */
164   void (* DirectionDownCallback)(struct __LPTIM_HandleTypeDef *hlptim);      /*!< Down-counting direction change Callback      */
165 #endif /* USE_HAL_LPTIM_REGISTER_CALLBACKS */
166 } LPTIM_HandleTypeDef;
167 
168 #if (USE_HAL_LPTIM_REGISTER_CALLBACKS == 1)
169 /**
170   * @brief  HAL LPTIM Callback ID enumeration definition
171   */
172 typedef enum
173 {
174   HAL_LPTIM_MSPINIT_CB_ID          = 0x00U,    /*!< LPTIM Base Msp Init Callback ID                  */
175   HAL_LPTIM_MSPDEINIT_CB_ID        = 0x01U,    /*!< LPTIM Base Msp DeInit Callback ID                */
176   HAL_LPTIM_COMPARE_MATCH_CB_ID    = 0x02U,    /*!< Compare match Callback ID                        */
177   HAL_LPTIM_AUTORELOAD_MATCH_CB_ID = 0x03U,    /*!< Auto-reload match Callback ID                    */
178   HAL_LPTIM_TRIGGER_CB_ID          = 0x04U,    /*!< External trigger event detection Callback ID     */
179   HAL_LPTIM_COMPARE_WRITE_CB_ID    = 0x05U,    /*!< Compare register write complete Callback ID      */
180   HAL_LPTIM_AUTORELOAD_WRITE_CB_ID = 0x06U,    /*!< Auto-reload register write complete Callback ID  */
181   HAL_LPTIM_DIRECTION_UP_CB_ID     = 0x07U,    /*!< Up-counting direction change Callback ID         */
182   HAL_LPTIM_DIRECTION_DOWN_CB_ID   = 0x08U,    /*!< Down-counting direction change Callback ID       */
183 } HAL_LPTIM_CallbackIDTypeDef;
184 
185 /**
186   * @brief  HAL TIM Callback pointer definition
187   */
188 typedef  void (*pLPTIM_CallbackTypeDef)(LPTIM_HandleTypeDef *hlptim);  /*!< pointer to the LPTIM callback function */
189 
190 #endif /* USE_HAL_LPTIM_REGISTER_CALLBACKS */
191 /**
192   * @}
193   */
194 
195 /* Exported constants --------------------------------------------------------*/
196 /** @defgroup LPTIM_Exported_Constants LPTIM Exported Constants
197   * @{
198   */
199 
200 /** @defgroup LPTIM_Clock_Source LPTIM Clock Source
201   * @{
202   */
203 #define LPTIM_CLOCKSOURCE_APBCLOCK_LPOSC        0x00000000U
204 #define LPTIM_CLOCKSOURCE_ULPTIM                LPTIM_CFGR_CKSEL
205 /**
206   * @}
207   */
208 
209 /** @defgroup LPTIM_Clock_Prescaler LPTIM Clock Prescaler
210   * @{
211   */
212 #define LPTIM_PRESCALER_DIV1                    0x00000000U
213 #define LPTIM_PRESCALER_DIV2                    LPTIM_CFGR_PRESC_0
214 #define LPTIM_PRESCALER_DIV4                    LPTIM_CFGR_PRESC_1
215 #define LPTIM_PRESCALER_DIV8                    (LPTIM_CFGR_PRESC_0 | LPTIM_CFGR_PRESC_1)
216 #define LPTIM_PRESCALER_DIV16                   LPTIM_CFGR_PRESC_2
217 #define LPTIM_PRESCALER_DIV32                   (LPTIM_CFGR_PRESC_0 | LPTIM_CFGR_PRESC_2)
218 #define LPTIM_PRESCALER_DIV64                   (LPTIM_CFGR_PRESC_1 | LPTIM_CFGR_PRESC_2)
219 #define LPTIM_PRESCALER_DIV128                  LPTIM_CFGR_PRESC
220 /**
221   * @}
222   */
223 
224 /** @defgroup LPTIM_Output_Polarity LPTIM Output Polarity
225   * @{
226   */
227 
228 #define LPTIM_OUTPUTPOLARITY_HIGH               0x00000000U
229 #define LPTIM_OUTPUTPOLARITY_LOW                LPTIM_CFGR_WAVPOL
230 /**
231   * @}
232   */
233 
234 /** @defgroup LPTIM_Clock_Sample_Time LPTIM Clock Sample Time
235   * @{
236   */
237 #define LPTIM_CLOCKSAMPLETIME_DIRECTTRANSITION  0x00000000U
238 #define LPTIM_CLOCKSAMPLETIME_2TRANSITIONS      LPTIM_CFGR_CKFLT_0
239 #define LPTIM_CLOCKSAMPLETIME_4TRANSITIONS      LPTIM_CFGR_CKFLT_1
240 #define LPTIM_CLOCKSAMPLETIME_8TRANSITIONS      LPTIM_CFGR_CKFLT
241 /**
242   * @}
243   */
244 
245 /** @defgroup LPTIM_Clock_Polarity LPTIM Clock Polarity
246   * @{
247   */
248 #define LPTIM_CLOCKPOLARITY_RISING              0x00000000U
249 #define LPTIM_CLOCKPOLARITY_FALLING             LPTIM_CFGR_CKPOL_0
250 #define LPTIM_CLOCKPOLARITY_RISING_FALLING      LPTIM_CFGR_CKPOL_1
251 /**
252   * @}
253   */
254 
255 /** @defgroup LPTIM_Trigger_Source LPTIM Trigger Source
256   * @{
257   */
258 #define LPTIM_TRIGSOURCE_SOFTWARE               0x0000FFFFU
259 #define LPTIM_TRIGSOURCE_0                      0x00000000U
260 #define LPTIM_TRIGSOURCE_1                      LPTIM_CFGR_TRIGSEL_0
261 #define LPTIM_TRIGSOURCE_2                      LPTIM_CFGR_TRIGSEL_1
262 #define LPTIM_TRIGSOURCE_3                      (LPTIM_CFGR_TRIGSEL_0 | LPTIM_CFGR_TRIGSEL_1)
263 #define LPTIM_TRIGSOURCE_4                      LPTIM_CFGR_TRIGSEL_2
264 #define LPTIM_TRIGSOURCE_5                      (LPTIM_CFGR_TRIGSEL_0 | LPTIM_CFGR_TRIGSEL_2)
265 #define LPTIM_TRIGSOURCE_6                      (LPTIM_CFGR_TRIGSEL_1 | LPTIM_CFGR_TRIGSEL_2)
266 #define LPTIM_TRIGSOURCE_7                      LPTIM_CFGR_TRIGSEL
267 /**
268   * @}
269   */
270 
271 /** @defgroup LPTIM_External_Trigger_Polarity LPTIM External Trigger Polarity
272   * @{
273   */
274 #define LPTIM_ACTIVEEDGE_RISING                LPTIM_CFGR_TRIGEN_0
275 #define LPTIM_ACTIVEEDGE_FALLING               LPTIM_CFGR_TRIGEN_1
276 #define LPTIM_ACTIVEEDGE_RISING_FALLING        LPTIM_CFGR_TRIGEN
277 /**
278   * @}
279   */
280 
281 /** @defgroup LPTIM_Trigger_Sample_Time LPTIM Trigger Sample Time
282   * @{
283   */
284 #define LPTIM_TRIGSAMPLETIME_DIRECTTRANSITION  0x00000000U
285 #define LPTIM_TRIGSAMPLETIME_2TRANSITIONS      LPTIM_CFGR_TRGFLT_0
286 #define LPTIM_TRIGSAMPLETIME_4TRANSITIONS      LPTIM_CFGR_TRGFLT_1
287 #define LPTIM_TRIGSAMPLETIME_8TRANSITIONS      LPTIM_CFGR_TRGFLT
288 /**
289   * @}
290   */
291 
292 /** @defgroup LPTIM_Updating_Mode LPTIM Updating Mode
293   * @{
294   */
295 
296 #define LPTIM_UPDATE_IMMEDIATE                  0x00000000U
297 #define LPTIM_UPDATE_ENDOFPERIOD                LPTIM_CFGR_PRELOAD
298 /**
299   * @}
300   */
301 
302 /** @defgroup LPTIM_Counter_Source LPTIM Counter Source
303   * @{
304   */
305 
306 #define LPTIM_COUNTERSOURCE_INTERNAL            0x00000000U
307 #define LPTIM_COUNTERSOURCE_EXTERNAL            LPTIM_CFGR_COUNTMODE
308 /**
309   * @}
310   */
311 
312 /** @defgroup LPTIM_Input1_Source LPTIM Input1 Source
313   * @{
314   */
315 
316 #define LPTIM_INPUT1SOURCE_GPIO          0x00000000U                                   /*!< For LPTIM1 and LPTIM2 */
317 #define LPTIM_INPUT1SOURCE_COMP1         LPTIM_CFGR2_IN1SEL_0                          /*!< For LPTIM1 and LPTIM2 */
318 #define LPTIM_INPUT1SOURCE_COMP2         LPTIM_CFGR2_IN1SEL_1                          /*!< For LPTIM2 */
319 #define LPTIM_INPUT1SOURCE_COMP1_COMP2   (LPTIM_CFGR2_IN1SEL_1 | LPTIM_CFGR2_IN1SEL_0) /*!< For LPTIM2 */
320 #define LPTIM_INPUT1SOURCE_NOT_CONNECTED 0x00000000U                                   /*!< For LPTIM3 */
321 #define LPTIM_INPUT1SOURCE_SAI4_FSA      LPTIM_CFGR2_IN1SEL_0                          /*!< For LPTIM3 */
322 #define LPTIM_INPUT1SOURCE_SAI4_FSB      LPTIM_CFGR2_IN1SEL_1                          /*!< For LPTIM3 */
323 /**
324   * @}
325   */
326 
327 /** @defgroup LPTIM_Input2_Source LPTIM Input2 Source
328   * @{
329   */
330 
331 #define LPTIM_INPUT2SOURCE_GPIO         0x00000000U                    /*!< For LPTIM1 */
332 #define LPTIM_INPUT2SOURCE_COMP2        LPTIM_CFGR2_IN2SEL_0           /*!< For LPTIM1 */
333 /**
334   * @}
335   */
336 
337 /** @defgroup LPTIM_Flag_Definition LPTIM Flags Definition
338   * @{
339   */
340 
341 #define LPTIM_FLAG_DOWN                          LPTIM_ISR_DOWN
342 #define LPTIM_FLAG_UP                            LPTIM_ISR_UP
343 #define LPTIM_FLAG_ARROK                         LPTIM_ISR_ARROK
344 #define LPTIM_FLAG_CMPOK                         LPTIM_ISR_CMPOK
345 #define LPTIM_FLAG_EXTTRIG                       LPTIM_ISR_EXTTRIG
346 #define LPTIM_FLAG_ARRM                          LPTIM_ISR_ARRM
347 #define LPTIM_FLAG_CMPM                          LPTIM_ISR_CMPM
348 /**
349   * @}
350   */
351 
352 /** @defgroup LPTIM_Interrupts_Definition LPTIM Interrupts Definition
353   * @{
354   */
355 #define LPTIM_IT_DOWN                            LPTIM_IER_DOWNIE
356 #define LPTIM_IT_UP                              LPTIM_IER_UPIE
357 #define LPTIM_IT_ARROK                           LPTIM_IER_ARROKIE
358 #define LPTIM_IT_CMPOK                           LPTIM_IER_CMPOKIE
359 #define LPTIM_IT_EXTTRIG                         LPTIM_IER_EXTTRIGIE
360 #define LPTIM_IT_ARRM                            LPTIM_IER_ARRMIE
361 #define LPTIM_IT_CMPM                            LPTIM_IER_CMPMIE
362 /**
363   * @}
364   */
365 
366 /**
367   * @}
368   */
369 
370 /* Exported macros -----------------------------------------------------------*/
371 /** @defgroup LPTIM_Exported_Macros LPTIM Exported Macros
372   * @{
373   */
374 
375 /** @brief Reset LPTIM handle state.
376   * @param  __HANDLE__ LPTIM handle
377   * @retval None
378   */
379 #if (USE_HAL_LPTIM_REGISTER_CALLBACKS == 1)
380 #define __HAL_LPTIM_RESET_HANDLE_STATE(__HANDLE__) do {                                                        \
381                                                         (__HANDLE__)->State             = HAL_LPTIM_STATE_RESET; \
382                                                         (__HANDLE__)->MspInitCallback   = NULL;                  \
383                                                         (__HANDLE__)->MspDeInitCallback = NULL;                  \
384                                                       } while(0)
385 #else
386 #define __HAL_LPTIM_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_LPTIM_STATE_RESET)
387 #endif /* USE_HAL_LPTIM_REGISTER_CALLBACKS */
388 
389 /**
390   * @brief  Enable the LPTIM peripheral.
391   * @param  __HANDLE__ LPTIM handle
392   * @retval None
393   */
394 #define __HAL_LPTIM_ENABLE(__HANDLE__)   ((__HANDLE__)->Instance->CR |= (LPTIM_CR_ENABLE))
395 
396 /**
397   * @brief  Disable the LPTIM peripheral.
398   * @param  __HANDLE__ LPTIM handle
399   * @note   The following sequence is required to solve LPTIM disable HW limitation.
400   *         Please check Errata Sheet ES0335 for more details under "MCU may remain
401   *         stuck in LPTIM interrupt when entering Stop mode" section.
402   * @note   Please call @ref HAL_LPTIM_GetState() after a call to __HAL_LPTIM_DISABLE to
403   *         check for TIMEOUT.
404   * @retval None
405   */
406 #define __HAL_LPTIM_DISABLE(__HANDLE__)   LPTIM_Disable(__HANDLE__)
407 
408 /**
409   * @brief  Start the LPTIM peripheral in Continuous mode.
410   * @param  __HANDLE__ LPTIM handle
411   * @retval None
412   */
413 #define __HAL_LPTIM_START_CONTINUOUS(__HANDLE__)  ((__HANDLE__)->Instance->CR |=  LPTIM_CR_CNTSTRT)
414 /**
415   * @brief  Start the LPTIM peripheral in single mode.
416   * @param  __HANDLE__ LPTIM handle
417   * @retval None
418   */
419 #define __HAL_LPTIM_START_SINGLE(__HANDLE__)      ((__HANDLE__)->Instance->CR |=  LPTIM_CR_SNGSTRT)
420 
421 /**
422   * @brief  Reset the LPTIM Counter register in synchronous mode.
423   * @param  __HANDLE__ LPTIM handle
424   * @retval None
425   */
426 #define __HAL_LPTIM_RESET_COUNTER(__HANDLE__)      ((__HANDLE__)->Instance->CR |=  LPTIM_CR_COUNTRST)
427 
428 /**
429   * @brief  Reset after read of the LPTIM Counter register in asynchronous mode.
430   * @param  __HANDLE__ LPTIM handle
431   * @retval None
432   */
433 #define __HAL_LPTIM_RESET_COUNTER_AFTERREAD(__HANDLE__)      ((__HANDLE__)->Instance->CR |=  LPTIM_CR_RSTARE)
434 
435 /**
436   * @brief  Write the passed parameter in the Autoreload register.
437   * @param  __HANDLE__ LPTIM handle
438   * @param  __VALUE__ Autoreload value
439   * @retval None
440   * @note   The ARR register can only be modified when the LPTIM instance is enabled.
441   */
442 #define __HAL_LPTIM_AUTORELOAD_SET(__HANDLE__ , __VALUE__)  ((__HANDLE__)->Instance->ARR =  (__VALUE__))
443 
444 /**
445   * @brief  Write the passed parameter in the Compare register.
446   * @param  __HANDLE__ LPTIM handle
447   * @param  __VALUE__ Compare value
448   * @retval None
449   * @note   The CMP register can only be modified when the LPTIM instance is enabled.
450   */
451 #define __HAL_LPTIM_COMPARE_SET(__HANDLE__ , __VALUE__)     ((__HANDLE__)->Instance->CMP =  (__VALUE__))
452 
453 /**
454   * @brief  Check whether the specified LPTIM flag is set or not.
455   * @param  __HANDLE__ LPTIM handle
456   * @param  __FLAG__ LPTIM flag to check
457   *            This parameter can be a value of:
458   *            @arg LPTIM_FLAG_DOWN    : Counter direction change up Flag.
459   *            @arg LPTIM_FLAG_UP      : Counter direction change down to up Flag.
460   *            @arg LPTIM_FLAG_ARROK   : Autoreload register update OK Flag.
461   *            @arg LPTIM_FLAG_CMPOK   : Compare register update OK Flag.
462   *            @arg LPTIM_FLAG_EXTTRIG : External trigger edge event Flag.
463   *            @arg LPTIM_FLAG_ARRM    : Autoreload match Flag.
464   *            @arg LPTIM_FLAG_CMPM    : Compare match Flag.
465   * @retval The state of the specified flag (SET or RESET).
466   */
467 #define __HAL_LPTIM_GET_FLAG(__HANDLE__, __FLAG__)          (((__HANDLE__)->Instance->ISR &(__FLAG__)) == (__FLAG__))
468 
469 /**
470   * @brief  Clear the specified LPTIM flag.
471   * @param  __HANDLE__ LPTIM handle.
472   * @param  __FLAG__ LPTIM flag to clear.
473   *            This parameter can be a value of:
474   *            @arg LPTIM_FLAG_DOWN    : Counter direction change up Flag.
475   *            @arg LPTIM_FLAG_UP      : Counter direction change down to up Flag.
476   *            @arg LPTIM_FLAG_ARROK   : Autoreload register update OK Flag.
477   *            @arg LPTIM_FLAG_CMPOK   : Compare register update OK Flag.
478   *            @arg LPTIM_FLAG_EXTTRIG : External trigger edge event Flag.
479   *            @arg LPTIM_FLAG_ARRM    : Autoreload match Flag.
480   *            @arg LPTIM_FLAG_CMPM    : Compare match Flag.
481   * @retval None.
482   */
483 #define __HAL_LPTIM_CLEAR_FLAG(__HANDLE__, __FLAG__)        ((__HANDLE__)->Instance->ICR  = (__FLAG__))
484 
485 /**
486   * @brief  Enable the specified LPTIM interrupt.
487   * @param  __HANDLE__ LPTIM handle.
488   * @param  __INTERRUPT__ LPTIM interrupt to set.
489   *            This parameter can be a value of:
490   *            @arg LPTIM_IT_DOWN    : Counter direction change up Interrupt.
491   *            @arg LPTIM_IT_UP      : Counter direction change down to up Interrupt.
492   *            @arg LPTIM_IT_ARROK   : Autoreload register update OK Interrupt.
493   *            @arg LPTIM_IT_CMPOK   : Compare register update OK Interrupt.
494   *            @arg LPTIM_IT_EXTTRIG : External trigger edge event Interrupt.
495   *            @arg LPTIM_IT_ARRM    : Autoreload match Interrupt.
496   *            @arg LPTIM_IT_CMPM    : Compare match Interrupt.
497   * @retval None.
498   * @note   The LPTIM interrupts can only be enabled when the LPTIM instance is disabled.
499   */
500 #define __HAL_LPTIM_ENABLE_IT(__HANDLE__, __INTERRUPT__)    ((__HANDLE__)->Instance->IER  |= (__INTERRUPT__))
501 
502 /**
503   * @brief  Disable the specified LPTIM interrupt.
504   * @param  __HANDLE__ LPTIM handle.
505   * @param  __INTERRUPT__ LPTIM interrupt to set.
506   *            This parameter can be a value of:
507   *            @arg LPTIM_IT_DOWN    : Counter direction change up Interrupt.
508   *            @arg LPTIM_IT_UP      : Counter direction change down to up Interrupt.
509   *            @arg LPTIM_IT_ARROK   : Autoreload register update OK Interrupt.
510   *            @arg LPTIM_IT_CMPOK   : Compare register update OK Interrupt.
511   *            @arg LPTIM_IT_EXTTRIG : External trigger edge event Interrupt.
512   *            @arg LPTIM_IT_ARRM    : Autoreload match Interrupt.
513   *            @arg LPTIM_IT_CMPM    : Compare match Interrupt.
514   * @retval None.
515   * @note   The LPTIM interrupts can only be disabled when the LPTIM instance is disabled.
516   */
517 #define __HAL_LPTIM_DISABLE_IT(__HANDLE__, __INTERRUPT__)   ((__HANDLE__)->Instance->IER  &= (~(__INTERRUPT__)))
518 
519 /**
520   * @brief  Check whether the specified LPTIM interrupt source is enabled or not.
521   * @param  __HANDLE__ LPTIM handle.
522   * @param  __INTERRUPT__ LPTIM interrupt to check.
523   *            This parameter can be a value of:
524   *            @arg LPTIM_IT_DOWN    : Counter direction change up Interrupt.
525   *            @arg LPTIM_IT_UP      : Counter direction change down to up Interrupt.
526   *            @arg LPTIM_IT_ARROK   : Autoreload register update OK Interrupt.
527   *            @arg LPTIM_IT_CMPOK   : Compare register update OK Interrupt.
528   *            @arg LPTIM_IT_EXTTRIG : External trigger edge event Interrupt.
529   *            @arg LPTIM_IT_ARRM    : Autoreload match Interrupt.
530   *            @arg LPTIM_IT_CMPM    : Compare match Interrupt.
531   * @retval Interrupt status.
532   */
533 
534 #define __HAL_LPTIM_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->IER\
535                                                                 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)
536 
537 /**
538   * @}
539   */
540 
541 /* Exported functions --------------------------------------------------------*/
542 /** @defgroup LPTIM_Exported_Functions LPTIM Exported Functions
543   * @{
544   */
545 
546 /** @addtogroup LPTIM_Exported_Functions_Group1
547   *  @brief    Initialization and Configuration functions.
548   * @{
549   */
550 /* Initialization/de-initialization functions  ********************************/
551 HAL_StatusTypeDef HAL_LPTIM_Init(LPTIM_HandleTypeDef *hlptim);
552 HAL_StatusTypeDef HAL_LPTIM_DeInit(LPTIM_HandleTypeDef *hlptim);
553 
554 /* MSP functions  *************************************************************/
555 void HAL_LPTIM_MspInit(LPTIM_HandleTypeDef *hlptim);
556 void HAL_LPTIM_MspDeInit(LPTIM_HandleTypeDef *hlptim);
557 /**
558   * @}
559   */
560 
561 /** @addtogroup LPTIM_Exported_Functions_Group2
562   *  @brief   Start-Stop operation functions.
563   * @{
564   */
565 /* Start/Stop operation functions  *********************************************/
566 /* ################################# PWM Mode ################################*/
567 /* Blocking mode: Polling */
568 HAL_StatusTypeDef HAL_LPTIM_PWM_Start(LPTIM_HandleTypeDef *hlptim, uint32_t Period, uint32_t Pulse);
569 HAL_StatusTypeDef HAL_LPTIM_PWM_Stop(LPTIM_HandleTypeDef *hlptim);
570 /* Non-Blocking mode: Interrupt */
571 HAL_StatusTypeDef HAL_LPTIM_PWM_Start_IT(LPTIM_HandleTypeDef *hlptim, uint32_t Period, uint32_t Pulse);
572 HAL_StatusTypeDef HAL_LPTIM_PWM_Stop_IT(LPTIM_HandleTypeDef *hlptim);
573 
574 /* ############################# One Pulse Mode ##############################*/
575 /* Blocking mode: Polling */
576 HAL_StatusTypeDef HAL_LPTIM_OnePulse_Start(LPTIM_HandleTypeDef *hlptim, uint32_t Period, uint32_t Pulse);
577 HAL_StatusTypeDef HAL_LPTIM_OnePulse_Stop(LPTIM_HandleTypeDef *hlptim);
578 /* Non-Blocking mode: Interrupt */
579 HAL_StatusTypeDef HAL_LPTIM_OnePulse_Start_IT(LPTIM_HandleTypeDef *hlptim, uint32_t Period, uint32_t Pulse);
580 HAL_StatusTypeDef HAL_LPTIM_OnePulse_Stop_IT(LPTIM_HandleTypeDef *hlptim);
581 
582 /* ############################## Set once Mode ##############################*/
583 /* Blocking mode: Polling */
584 HAL_StatusTypeDef HAL_LPTIM_SetOnce_Start(LPTIM_HandleTypeDef *hlptim, uint32_t Period, uint32_t Pulse);
585 HAL_StatusTypeDef HAL_LPTIM_SetOnce_Stop(LPTIM_HandleTypeDef *hlptim);
586 /* Non-Blocking mode: Interrupt */
587 HAL_StatusTypeDef HAL_LPTIM_SetOnce_Start_IT(LPTIM_HandleTypeDef *hlptim, uint32_t Period, uint32_t Pulse);
588 HAL_StatusTypeDef HAL_LPTIM_SetOnce_Stop_IT(LPTIM_HandleTypeDef *hlptim);
589 
590 /* ############################### Encoder Mode ##############################*/
591 /* Blocking mode: Polling */
592 HAL_StatusTypeDef HAL_LPTIM_Encoder_Start(LPTIM_HandleTypeDef *hlptim, uint32_t Period);
593 HAL_StatusTypeDef HAL_LPTIM_Encoder_Stop(LPTIM_HandleTypeDef *hlptim);
594 /* Non-Blocking mode: Interrupt */
595 HAL_StatusTypeDef HAL_LPTIM_Encoder_Start_IT(LPTIM_HandleTypeDef *hlptim, uint32_t Period);
596 HAL_StatusTypeDef HAL_LPTIM_Encoder_Stop_IT(LPTIM_HandleTypeDef *hlptim);
597 
598 /* ############################# Time out  Mode ##############################*/
599 /* Blocking mode: Polling */
600 HAL_StatusTypeDef HAL_LPTIM_TimeOut_Start(LPTIM_HandleTypeDef *hlptim, uint32_t Period, uint32_t Timeout);
601 HAL_StatusTypeDef HAL_LPTIM_TimeOut_Stop(LPTIM_HandleTypeDef *hlptim);
602 /* Non-Blocking mode: Interrupt */
603 HAL_StatusTypeDef HAL_LPTIM_TimeOut_Start_IT(LPTIM_HandleTypeDef *hlptim, uint32_t Period, uint32_t Timeout);
604 HAL_StatusTypeDef HAL_LPTIM_TimeOut_Stop_IT(LPTIM_HandleTypeDef *hlptim);
605 
606 /* ############################## Counter Mode ###############################*/
607 /* Blocking mode: Polling */
608 HAL_StatusTypeDef HAL_LPTIM_Counter_Start(LPTIM_HandleTypeDef *hlptim, uint32_t Period);
609 HAL_StatusTypeDef HAL_LPTIM_Counter_Stop(LPTIM_HandleTypeDef *hlptim);
610 /* Non-Blocking mode: Interrupt */
611 HAL_StatusTypeDef HAL_LPTIM_Counter_Start_IT(LPTIM_HandleTypeDef *hlptim, uint32_t Period);
612 HAL_StatusTypeDef HAL_LPTIM_Counter_Stop_IT(LPTIM_HandleTypeDef *hlptim);
613 /**
614   * @}
615   */
616 
617 /** @addtogroup LPTIM_Exported_Functions_Group3
618   *  @brief  Read operation functions.
619   * @{
620   */
621 /* Reading operation functions ************************************************/
622 uint32_t HAL_LPTIM_ReadCounter(const LPTIM_HandleTypeDef *hlptim);
623 uint32_t HAL_LPTIM_ReadAutoReload(const LPTIM_HandleTypeDef *hlptim);
624 uint32_t HAL_LPTIM_ReadCompare(const LPTIM_HandleTypeDef *hlptim);
625 /**
626   * @}
627   */
628 
629 /** @addtogroup LPTIM_Exported_Functions_Group4
630   *  @brief  LPTIM IRQ handler and callback functions.
631   * @{
632   */
633 /* LPTIM IRQ functions  *******************************************************/
634 void HAL_LPTIM_IRQHandler(LPTIM_HandleTypeDef *hlptim);
635 
636 /* CallBack functions  ********************************************************/
637 void HAL_LPTIM_CompareMatchCallback(LPTIM_HandleTypeDef *hlptim);
638 void HAL_LPTIM_AutoReloadMatchCallback(LPTIM_HandleTypeDef *hlptim);
639 void HAL_LPTIM_TriggerCallback(LPTIM_HandleTypeDef *hlptim);
640 void HAL_LPTIM_CompareWriteCallback(LPTIM_HandleTypeDef *hlptim);
641 void HAL_LPTIM_AutoReloadWriteCallback(LPTIM_HandleTypeDef *hlptim);
642 void HAL_LPTIM_DirectionUpCallback(LPTIM_HandleTypeDef *hlptim);
643 void HAL_LPTIM_DirectionDownCallback(LPTIM_HandleTypeDef *hlptim);
644 
645 /* Callbacks Register/UnRegister functions  ***********************************/
646 #if (USE_HAL_LPTIM_REGISTER_CALLBACKS == 1)
647 HAL_StatusTypeDef HAL_LPTIM_RegisterCallback(LPTIM_HandleTypeDef *lphtim, HAL_LPTIM_CallbackIDTypeDef CallbackID,
648                                              pLPTIM_CallbackTypeDef pCallback);
649 HAL_StatusTypeDef HAL_LPTIM_UnRegisterCallback(LPTIM_HandleTypeDef *lphtim, HAL_LPTIM_CallbackIDTypeDef CallbackID);
650 #endif /* USE_HAL_LPTIM_REGISTER_CALLBACKS */
651 /**
652   * @}
653   */
654 
655 /** @addtogroup LPTIM_Group5
656   *  @brief   Peripheral State functions.
657   * @{
658   */
659 /* Peripheral State functions  ************************************************/
660 HAL_LPTIM_StateTypeDef HAL_LPTIM_GetState(LPTIM_HandleTypeDef *hlptim);
661 /**
662   * @}
663   */
664 
665 /**
666   * @}
667   */
668 
669 /* Private types -------------------------------------------------------------*/
670 /** @defgroup LPTIM_Private_Types LPTIM Private Types
671   * @{
672   */
673 
674 /**
675   * @}
676   */
677 
678 /* Private variables ---------------------------------------------------------*/
679 /** @defgroup LPTIM_Private_Variables LPTIM Private Variables
680   * @{
681   */
682 
683 /**
684   * @}
685   */
686 
687 /* Private constants ---------------------------------------------------------*/
688 /** @defgroup LPTIM_Private_Constants LPTIM Private Constants
689   * @{
690   */
691 
692 /**
693   * @}
694   */
695 
696 /* Private macros ------------------------------------------------------------*/
697 /** @defgroup LPTIM_Private_Macros LPTIM Private Macros
698   * @{
699   */
700 
701 #define IS_LPTIM_CLOCK_SOURCE(__SOURCE__)       (((__SOURCE__) == LPTIM_CLOCKSOURCE_ULPTIM) || \
702                                                  ((__SOURCE__) == LPTIM_CLOCKSOURCE_APBCLOCK_LPOSC))
703 
704 
705 #define IS_LPTIM_CLOCK_PRESCALER(__PRESCALER__) (((__PRESCALER__) ==  LPTIM_PRESCALER_DIV1  ) || \
706                                                  ((__PRESCALER__) ==  LPTIM_PRESCALER_DIV2  ) || \
707                                                  ((__PRESCALER__) ==  LPTIM_PRESCALER_DIV4  ) || \
708                                                  ((__PRESCALER__) ==  LPTIM_PRESCALER_DIV8  ) || \
709                                                  ((__PRESCALER__) ==  LPTIM_PRESCALER_DIV16 ) || \
710                                                  ((__PRESCALER__) ==  LPTIM_PRESCALER_DIV32 ) || \
711                                                  ((__PRESCALER__) ==  LPTIM_PRESCALER_DIV64 ) || \
712                                                  ((__PRESCALER__) ==  LPTIM_PRESCALER_DIV128))
713 
714 #define IS_LPTIM_CLOCK_PRESCALERDIV1(__PRESCALER__) ((__PRESCALER__) ==  LPTIM_PRESCALER_DIV1)
715 
716 #define IS_LPTIM_OUTPUT_POLARITY(__POLARITY__)  (((__POLARITY__) == LPTIM_OUTPUTPOLARITY_LOW ) || \
717                                                  ((__POLARITY__) == LPTIM_OUTPUTPOLARITY_HIGH))
718 
719 #define IS_LPTIM_CLOCK_SAMPLE_TIME(__SAMPLETIME__) (((__SAMPLETIME__) == LPTIM_CLOCKSAMPLETIME_DIRECTTRANSITION) || \
720                                                     ((__SAMPLETIME__) == LPTIM_CLOCKSAMPLETIME_2TRANSITIONS)     || \
721                                                     ((__SAMPLETIME__) == LPTIM_CLOCKSAMPLETIME_4TRANSITIONS)     || \
722                                                     ((__SAMPLETIME__) == LPTIM_CLOCKSAMPLETIME_8TRANSITIONS))
723 
724 #define IS_LPTIM_CLOCK_POLARITY(__POLARITY__)   (((__POLARITY__) == LPTIM_CLOCKPOLARITY_RISING)  || \
725                                                  ((__POLARITY__) == LPTIM_CLOCKPOLARITY_FALLING) || \
726                                                  ((__POLARITY__) == LPTIM_CLOCKPOLARITY_RISING_FALLING))
727 
728 #define IS_LPTIM_TRG_SOURCE(__TRIG__)           (((__TRIG__) == LPTIM_TRIGSOURCE_SOFTWARE) || \
729                                                  ((__TRIG__) == LPTIM_TRIGSOURCE_0) || \
730                                                  ((__TRIG__) == LPTIM_TRIGSOURCE_1) || \
731                                                  ((__TRIG__) == LPTIM_TRIGSOURCE_2) || \
732                                                  ((__TRIG__) == LPTIM_TRIGSOURCE_3) || \
733                                                  ((__TRIG__) == LPTIM_TRIGSOURCE_4) || \
734                                                  ((__TRIG__) == LPTIM_TRIGSOURCE_5) || \
735                                                  ((__TRIG__) == LPTIM_TRIGSOURCE_6) || \
736                                                  ((__TRIG__) == LPTIM_TRIGSOURCE_7))
737 
738 #define IS_LPTIM_EXT_TRG_POLARITY(__POLARITY__) (((__POLARITY__) == LPTIM_ACTIVEEDGE_RISING         ) || \
739                                                  ((__POLARITY__) == LPTIM_ACTIVEEDGE_FALLING        ) || \
740                                                  ((__POLARITY__) == LPTIM_ACTIVEEDGE_RISING_FALLING ))
741 
742 #define IS_LPTIM_TRIG_SAMPLE_TIME(__SAMPLETIME__) (((__SAMPLETIME__) == LPTIM_TRIGSAMPLETIME_DIRECTTRANSITION) || \
743                                                    ((__SAMPLETIME__) == LPTIM_TRIGSAMPLETIME_2TRANSITIONS    ) || \
744                                                    ((__SAMPLETIME__) == LPTIM_TRIGSAMPLETIME_4TRANSITIONS    ) || \
745                                                    ((__SAMPLETIME__) == LPTIM_TRIGSAMPLETIME_8TRANSITIONS    ))
746 
747 #define IS_LPTIM_UPDATE_MODE(__MODE__)          (((__MODE__) == LPTIM_UPDATE_IMMEDIATE) || \
748                                                  ((__MODE__) == LPTIM_UPDATE_ENDOFPERIOD))
749 
750 #define IS_LPTIM_COUNTER_SOURCE(__SOURCE__)     (((__SOURCE__) == LPTIM_COUNTERSOURCE_INTERNAL) || \
751                                                  ((__SOURCE__) == LPTIM_COUNTERSOURCE_EXTERNAL))
752 
753 #define IS_LPTIM_AUTORELOAD(__AUTORELOAD__)     ((0x00000001UL <= (__AUTORELOAD__)) &&\
754                                                  ((__AUTORELOAD__) <= 0x0000FFFFUL))
755 
756 #define IS_LPTIM_COMPARE(__COMPARE__)           ((__COMPARE__) <= 0x0000FFFFUL)
757 
758 #define IS_LPTIM_PERIOD(__PERIOD__)             ((0x00000001UL <= (__PERIOD__)) &&\
759                                                  ((__PERIOD__) <= 0x0000FFFFUL))
760 
761 #define IS_LPTIM_PULSE(__PULSE__)               ((__PULSE__) <= 0x0000FFFFUL)
762 
763 #define IS_LPTIM_INPUT1_SOURCE(__INSTANCE__, __SOURCE__)     \
764   ((((__INSTANCE__) == LPTIM1) &&                          \
765     (((__SOURCE__) == LPTIM_INPUT1SOURCE_GPIO) ||           \
766      ((__SOURCE__) == LPTIM_INPUT1SOURCE_COMP1)))           \
767    ||                                                      \
768    (((__INSTANCE__) == LPTIM2) &&                          \
769     (((__SOURCE__) == LPTIM_INPUT1SOURCE_GPIO) ||           \
770      ((__SOURCE__) == LPTIM_INPUT1SOURCE_COMP1) ||          \
771      ((__SOURCE__) == LPTIM_INPUT1SOURCE_COMP2) ||          \
772      ((__SOURCE__) == LPTIM_INPUT1SOURCE_COMP1_COMP2)))     \
773    ||                                                      \
774    (((__INSTANCE__) == LPTIM3) &&                          \
775     (((__SOURCE__) == LPTIM_INPUT1SOURCE_NOT_CONNECTED) ||  \
776      ((__SOURCE__) == LPTIM_INPUT1SOURCE_SAI4_FSA) ||       \
777      ((__SOURCE__) == LPTIM_INPUT1SOURCE_SAI4_FSB))))
778 
779 #define IS_LPTIM_INPUT2_SOURCE(__INSTANCE__, __SOURCE__)  \
780   ((((__INSTANCE__) == LPTIM1) ||                      \
781     ((__INSTANCE__) == LPTIM2)) &&                     \
782    (((__SOURCE__) == LPTIM_INPUT2SOURCE_GPIO) ||        \
783     ((__SOURCE__) == LPTIM_INPUT2SOURCE_COMP2)))
784 
785 /**
786   * @}
787   */
788 
789 /* Private functions ---------------------------------------------------------*/
790 /** @defgroup LPTIM_Private_Functions LPTIM Private Functions
791   * @{
792   */
793 void LPTIM_Disable(LPTIM_HandleTypeDef *hlptim);
794 /**
795   * @}
796   */
797 
798 /**
799   * @}
800   */
801 
802 #endif /* LPTIM1 || LPTIM2 ||  LPTIM3 || LPTIM4 || LPTIM5 */
803 /**
804   * @}
805   */
806 
807 #ifdef __cplusplus
808 }
809 #endif
810 
811 #endif /* STM32H7xx_HAL_LPTIM_H */
812