xref: /btstack/port/stm32-l451-miromico-sx1280/Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_ll_lptim.h (revision 2fd737d36a1de5d778cacc671d4b4d8c4f3fed82)
1 /**
2   ******************************************************************************
3   * @file    stm32l4xx_ll_lptim.h
4   * @author  MCD Application Team
5   * @brief   Header file of LPTIM LL module.
6   ******************************************************************************
7   * @attention
8   *
9   * <h2><center>&copy; Copyright (c) 2017 STMicroelectronics.
10   * All rights reserved.</center></h2>
11   *
12   * This software component is licensed by ST under BSD 3-Clause license,
13   * the "License"; You may not use this file except in compliance with the
14   * License. You may obtain a copy of the License at:
15   *                        opensource.org/licenses/BSD-3-Clause
16   *
17   ******************************************************************************
18   */
19 
20 /* Define to prevent recursive inclusion -------------------------------------*/
21 #ifndef STM32L4xx_LL_LPTIM_H
22 #define STM32L4xx_LL_LPTIM_H
23 
24 #ifdef __cplusplus
25 extern "C" {
26 #endif
27 
28 /* Includes ------------------------------------------------------------------*/
29 #include "stm32l4xx.h"
30 
31 /** @addtogroup STM32L4xx_LL_Driver
32   * @{
33   */
34 
35 #if defined (LPTIM1) || defined (LPTIM2)
36 
37 /** @defgroup LPTIM_LL LPTIM
38   * @{
39   */
40 
41 /* Private types -------------------------------------------------------------*/
42 /* Private variables ---------------------------------------------------------*/
43 
44 /* Private constants ---------------------------------------------------------*/
45 
46 /* Private macros ------------------------------------------------------------*/
47 #if defined(USE_FULL_LL_DRIVER)
48 /** @defgroup LPTIM_LL_Private_Macros LPTIM Private Macros
49   * @{
50   */
51 /**
52   * @}
53   */
54 #endif /*USE_FULL_LL_DRIVER*/
55 
56 /* Exported types ------------------------------------------------------------*/
57 #if defined(USE_FULL_LL_DRIVER)
58 /** @defgroup LPTIM_LL_ES_INIT LPTIM Exported Init structure
59   * @{
60   */
61 
62 /**
63   * @brief  LPTIM Init structure definition
64   */
65 typedef struct
66 {
67   uint32_t ClockSource;    /*!< Specifies the source of the clock used by the LPTIM instance.
68                                 This parameter can be a value of @ref LPTIM_LL_EC_CLK_SOURCE.
69 
70                                 This feature can be modified afterwards using unitary function @ref LL_LPTIM_SetClockSource().*/
71 
72   uint32_t Prescaler;      /*!< Specifies the prescaler division ratio.
73                                 This parameter can be a value of @ref LPTIM_LL_EC_PRESCALER.
74 
75                                 This feature can be modified afterwards using using unitary function @ref LL_LPTIM_SetPrescaler().*/
76 
77   uint32_t Waveform;       /*!< Specifies the waveform shape.
78                                 This parameter can be a value of @ref LPTIM_LL_EC_OUTPUT_WAVEFORM.
79 
80                                 This feature can be modified afterwards using unitary function @ref LL_LPTIM_ConfigOutput().*/
81 
82   uint32_t Polarity;       /*!< Specifies waveform polarity.
83                                 This parameter can be a value of @ref LPTIM_LL_EC_OUTPUT_POLARITY.
84 
85                                 This feature can be modified afterwards using unitary function @ref LL_LPTIM_ConfigOutput().*/
86 } LL_LPTIM_InitTypeDef;
87 
88 /**
89   * @}
90   */
91 #endif /* USE_FULL_LL_DRIVER */
92 
93 /* Exported constants --------------------------------------------------------*/
94 /** @defgroup LPTIM_LL_Exported_Constants LPTIM Exported Constants
95   * @{
96   */
97 
98 /** @defgroup LPTIM_LL_EC_GET_FLAG Get Flags Defines
99   * @brief    Flags defines which can be used with LL_LPTIM_ReadReg function
100   * @{
101   */
102 #define LL_LPTIM_ISR_CMPM                     LPTIM_ISR_CMPM     /*!< Compare match */
103 #define LL_LPTIM_ISR_ARRM                     LPTIM_ISR_ARRM     /*!< Autoreload match */
104 #define LL_LPTIM_ISR_EXTTRIG                  LPTIM_ISR_EXTTRIG  /*!< External trigger edge event */
105 #define LL_LPTIM_ISR_CMPOK                    LPTIM_ISR_CMPOK    /*!< Compare register update OK */
106 #define LL_LPTIM_ISR_ARROK                    LPTIM_ISR_ARROK    /*!< Autoreload register update OK */
107 #define LL_LPTIM_ISR_UP                       LPTIM_ISR_UP       /*!< Counter direction change down to up */
108 #define LL_LPTIM_ISR_DOWN                     LPTIM_ISR_DOWN     /*!< Counter direction change up to down */
109 #if defined(LPTIM_RCR_REP)
110 #define LL_LPTIM_ISR_UE                       LPTIM_ISR_UE       /*!< Update event */
111 #define LL_LPTIM_ISR_REPOK                    LPTIM_ISR_REPOK    /*!< Repetition register update OK */
112 #endif
113 /**
114   * @}
115   */
116 
117 /** @defgroup LPTIM_LL_EC_IT IT Defines
118   * @brief    IT defines which can be used with LL_LPTIM_ReadReg and  LL_LPTIM_WriteReg functions
119   * @{
120   */
121 #define LL_LPTIM_IER_CMPMIE                   LPTIM_IER_CMPMIE       /*!< Compare match Interrupt Enable */
122 #define LL_LPTIM_IER_ARRMIE                   LPTIM_IER_ARRMIE       /*!< Autoreload match Interrupt Enable */
123 #define LL_LPTIM_IER_EXTTRIGIE                LPTIM_IER_EXTTRIGIE    /*!< External trigger valid edge Interrupt Enable */
124 #define LL_LPTIM_IER_CMPOKIE                  LPTIM_IER_CMPOKIE      /*!< Compare register update OK Interrupt Enable */
125 #define LL_LPTIM_IER_ARROKIE                  LPTIM_IER_ARROKIE      /*!< Autoreload register update OK Interrupt Enable */
126 #define LL_LPTIM_IER_UPIE                     LPTIM_IER_UPIE         /*!< Direction change to UP Interrupt Enable */
127 #define LL_LPTIM_IER_DOWNIE                   LPTIM_IER_DOWNIE       /*!< Direction change to down Interrupt Enable */
128 #if defined(LPTIM_RCR_REP)
129 #define LL_LPTIM_IER_UEIE                     LPTIM_IER_UEIE         /*!< Update event Interrupt Enable */
130 #define LL_LPTIM_IER_REPOKIE                  LPTIM_IER_REPOKIE      /*!< Repetition register update OK Interrupt Enable */
131 #endif
132 /**
133   * @}
134   */
135 
136 /** @defgroup LPTIM_LL_EC_OPERATING_MODE Operating Mode
137   * @{
138   */
139 #define LL_LPTIM_OPERATING_MODE_CONTINUOUS    LPTIM_CR_CNTSTRT /*!<LP Timer starts in continuous mode*/
140 #define LL_LPTIM_OPERATING_MODE_ONESHOT       LPTIM_CR_SNGSTRT /*!<LP Tilmer starts in single mode*/
141 /**
142   * @}
143   */
144 
145 /** @defgroup LPTIM_LL_EC_UPDATE_MODE Update Mode
146   * @{
147   */
148 #define LL_LPTIM_UPDATE_MODE_IMMEDIATE        0x00000000U        /*!<Preload is disabled: registers are updated after each APB bus write access*/
149 #define LL_LPTIM_UPDATE_MODE_ENDOFPERIOD      LPTIM_CFGR_PRELOAD /*!<preload is enabled: registers are updated at the end of the current LPTIM period*/
150 /**
151   * @}
152   */
153 
154 /** @defgroup LPTIM_LL_EC_COUNTER_MODE Counter Mode
155   * @{
156   */
157 #define LL_LPTIM_COUNTER_MODE_INTERNAL        0x00000000U          /*!<The counter is incremented following each internal clock pulse*/
158 #define LL_LPTIM_COUNTER_MODE_EXTERNAL        LPTIM_CFGR_COUNTMODE /*!<The counter is incremented following each valid clock pulse on the LPTIM external Input1*/
159 /**
160   * @}
161   */
162 
163 /** @defgroup LPTIM_LL_EC_OUTPUT_WAVEFORM Output Waveform Type
164   * @{
165   */
166 #define LL_LPTIM_OUTPUT_WAVEFORM_PWM          0x00000000U     /*!<LPTIM  generates either a PWM waveform or a One pulse waveform depending on chosen operating mode CONTINOUS or SINGLE*/
167 #define LL_LPTIM_OUTPUT_WAVEFORM_SETONCE      LPTIM_CFGR_WAVE /*!<LPTIM  generates a Set Once waveform*/
168 /**
169   * @}
170   */
171 
172 /** @defgroup LPTIM_LL_EC_OUTPUT_POLARITY Output Polarity
173   * @{
174   */
175 #define LL_LPTIM_OUTPUT_POLARITY_REGULAR      0x00000000U             /*!<The LPTIM output reflects the compare results between LPTIMx_ARR and LPTIMx_CMP registers*/
176 #define LL_LPTIM_OUTPUT_POLARITY_INVERSE      LPTIM_CFGR_WAVPOL       /*!<The LPTIM output reflects the inverse of the compare results between LPTIMx_ARR and LPTIMx_CMP registers*/
177 /**
178   * @}
179   */
180 
181 /** @defgroup LPTIM_LL_EC_PRESCALER Prescaler Value
182   * @{
183   */
184 #define LL_LPTIM_PRESCALER_DIV1               0x00000000U                               /*!<Prescaler division factor is set to 1*/
185 #define LL_LPTIM_PRESCALER_DIV2               LPTIM_CFGR_PRESC_0                        /*!<Prescaler division factor is set to 2*/
186 #define LL_LPTIM_PRESCALER_DIV4               LPTIM_CFGR_PRESC_1                        /*!<Prescaler division factor is set to 4*/
187 #define LL_LPTIM_PRESCALER_DIV8               (LPTIM_CFGR_PRESC_1 | LPTIM_CFGR_PRESC_0) /*!<Prescaler division factor is set to 8*/
188 #define LL_LPTIM_PRESCALER_DIV16              LPTIM_CFGR_PRESC_2                        /*!<Prescaler division factor is set to 16*/
189 #define LL_LPTIM_PRESCALER_DIV32              (LPTIM_CFGR_PRESC_2 | LPTIM_CFGR_PRESC_0) /*!<Prescaler division factor is set to 32*/
190 #define LL_LPTIM_PRESCALER_DIV64              (LPTIM_CFGR_PRESC_2 | LPTIM_CFGR_PRESC_1) /*!<Prescaler division factor is set to 64*/
191 #define LL_LPTIM_PRESCALER_DIV128             LPTIM_CFGR_PRESC                          /*!<Prescaler division factor is set to 128*/
192 /**
193   * @}
194   */
195 
196 /** @defgroup LPTIM_LL_EC_TRIG_SOURCE Trigger Source
197   * @{
198   */
199 #define LL_LPTIM_TRIG_SOURCE_GPIO             0x00000000U                                                          /*!<External input trigger is connected to TIMx_ETR input*/
200 #define LL_LPTIM_TRIG_SOURCE_RTCALARMA        LPTIM_CFGR_TRIGSEL_0                                                 /*!<External input trigger is connected to RTC Alarm A*/
201 #define LL_LPTIM_TRIG_SOURCE_RTCALARMB        LPTIM_CFGR_TRIGSEL_1                                                 /*!<External input trigger is connected to RTC Alarm B*/
202 #define LL_LPTIM_TRIG_SOURCE_RTCTAMP1         (LPTIM_CFGR_TRIGSEL_1 | LPTIM_CFGR_TRIGSEL_0)                        /*!<External input trigger is connected to RTC Tamper 1*/
203 #define LL_LPTIM_TRIG_SOURCE_RTCTAMP2         LPTIM_CFGR_TRIGSEL_2                                                 /*!<External input trigger is connected to RTC Tamper 2*/
204 #define LL_LPTIM_TRIG_SOURCE_RTCTAMP3         (LPTIM_CFGR_TRIGSEL_2 | LPTIM_CFGR_TRIGSEL_0)                        /*!<External input trigger is connected to RTC Tamper 3*/
205 #define LL_LPTIM_TRIG_SOURCE_COMP1            (LPTIM_CFGR_TRIGSEL_2 | LPTIM_CFGR_TRIGSEL_1)                        /*!<External input trigger is connected to COMP1 output*/
206 #define LL_LPTIM_TRIG_SOURCE_COMP2            LPTIM_CFGR_TRIGSEL                                                   /*!<External input trigger is connected to COMP2 output*/
207 /**
208   * @}
209   */
210 
211 /** @defgroup LPTIM_LL_EC_TRIG_FILTER Trigger Filter
212   * @{
213   */
214 #define LL_LPTIM_TRIG_FILTER_NONE             0x00000000U         /*!<Any trigger active level change is considered as a valid trigger*/
215 #define LL_LPTIM_TRIG_FILTER_2                LPTIM_CFGR_TRGFLT_0 /*!<Trigger active level change must be stable for at least 2 clock periods before it is considered as valid trigger*/
216 #define LL_LPTIM_TRIG_FILTER_4                LPTIM_CFGR_TRGFLT_1 /*!<Trigger active level change must be stable for at least 4 clock periods before it is considered as valid trigger*/
217 #define LL_LPTIM_TRIG_FILTER_8                LPTIM_CFGR_TRGFLT   /*!<Trigger active level change must be stable for at least 8 clock periods before it is considered as valid trigger*/
218 /**
219   * @}
220   */
221 
222 /** @defgroup LPTIM_LL_EC_TRIG_POLARITY Trigger Polarity
223   * @{
224   */
225 #define LL_LPTIM_TRIG_POLARITY_RISING         LPTIM_CFGR_TRIGEN_0 /*!<LPTIM counter starts when a rising edge is detected*/
226 #define LL_LPTIM_TRIG_POLARITY_FALLING        LPTIM_CFGR_TRIGEN_1 /*!<LPTIM counter starts when a falling edge is detected*/
227 #define LL_LPTIM_TRIG_POLARITY_RISING_FALLING LPTIM_CFGR_TRIGEN   /*!<LPTIM counter starts when a rising or a falling edge is detected*/
228 /**
229   * @}
230   */
231 
232 /** @defgroup LPTIM_LL_EC_CLK_SOURCE Clock Source
233   * @{
234   */
235 #define LL_LPTIM_CLK_SOURCE_INTERNAL          0x00000000U      /*!<LPTIM is clocked by internal clock source (APB clock or any of the embedded oscillators)*/
236 #define LL_LPTIM_CLK_SOURCE_EXTERNAL          LPTIM_CFGR_CKSEL /*!<LPTIM is clocked by an external clock source through the LPTIM external Input1*/
237 /**
238   * @}
239   */
240 
241 /** @defgroup LPTIM_LL_EC_CLK_FILTER Clock Filter
242   * @{
243   */
244 #define LL_LPTIM_CLK_FILTER_NONE              0x00000000U        /*!<Any external clock signal level change is considered as a valid transition*/
245 #define LL_LPTIM_CLK_FILTER_2                 LPTIM_CFGR_CKFLT_0 /*!<External clock signal level change must be stable for at least 2 clock periods before it is considered as valid transition*/
246 #define LL_LPTIM_CLK_FILTER_4                 LPTIM_CFGR_CKFLT_1 /*!<External clock signal level change must be stable for at least 4 clock periods before it is considered as valid transition*/
247 #define LL_LPTIM_CLK_FILTER_8                 LPTIM_CFGR_CKFLT   /*!<External clock signal level change must be stable for at least 8 clock periods before it is considered as valid transition*/
248 /**
249   * @}
250   */
251 
252 /** @defgroup LPTIM_LL_EC_CLK_POLARITY Clock Polarity
253   * @{
254   */
255 #define LL_LPTIM_CLK_POLARITY_RISING          0x00000000U        /*!< The rising edge is the active edge used for counting*/
256 #define LL_LPTIM_CLK_POLARITY_FALLING         LPTIM_CFGR_CKPOL_0 /*!< The falling edge is the active edge used for counting*/
257 #define LL_LPTIM_CLK_POLARITY_RISING_FALLING  LPTIM_CFGR_CKPOL_1 /*!< Both edges are active edges*/
258 /**
259   * @}
260   */
261 
262 /** @defgroup LPTIM_LL_EC_ENCODER_MODE Encoder Mode
263   * @{
264   */
265 #define LL_LPTIM_ENCODER_MODE_RISING          0x00000000U        /*!< The rising edge is the active edge used for counting*/
266 #define LL_LPTIM_ENCODER_MODE_FALLING         LPTIM_CFGR_CKPOL_0 /*!< The falling edge is the active edge used for counting*/
267 #define LL_LPTIM_ENCODER_MODE_RISING_FALLING  LPTIM_CFGR_CKPOL_1 /*!< Both edges are active edges*/
268 /**
269   * @}
270   */
271 
272 /** @defgroup LPTIM_EC_INPUT1_SRC Input1 Source
273   * @{
274   */
275 #define LL_LPTIM_INPUT1_SRC_GPIO         0x00000000U            /*!< For LPTIM1 and LPTIM2 */
276 #define LL_LPTIM_INPUT1_SRC_COMP1        LPTIM_OR_OR_0          /*!< For LPTIM1 and LPTIM2 */
277 #define LL_LPTIM_INPUT1_SRC_COMP2        LPTIM_OR_OR_1          /*!< For LPTIM2 */
278 #define LL_LPTIM_INPUT1_SRC_COMP1_COMP2  LPTIM_OR_OR            /*!< For LPTIM2 */
279 /**
280   * @}
281   */
282 
283 /** @defgroup LPTIM_EC_INPUT2_SRC Input2 Source
284   * @{
285   */
286 #define LL_LPTIM_INPUT2_SRC_GPIO         0x00000000U                   /*!< For LPTIM1 */
287 #define LL_LPTIM_INPUT2_SRC_COMP2        LPTIM_OR_OR_1                 /*!< For LPTIM1 */
288 /**
289   * @}
290   */
291 
292 /**
293   * @}
294   */
295 
296 /* Exported macro ------------------------------------------------------------*/
297 /** @defgroup LPTIM_LL_Exported_Macros LPTIM Exported Macros
298   * @{
299   */
300 
301 /** @defgroup LPTIM_LL_EM_WRITE_READ Common Write and read registers Macros
302   * @{
303   */
304 
305 /**
306   * @brief  Write a value in LPTIM register
307   * @param  __INSTANCE__ LPTIM Instance
308   * @param  __REG__ Register to be written
309   * @param  __VALUE__ Value to be written in the register
310   * @retval None
311   */
312 #define LL_LPTIM_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG((__INSTANCE__)->__REG__, (__VALUE__))
313 
314 /**
315   * @brief  Read a value in LPTIM register
316   * @param  __INSTANCE__ LPTIM Instance
317   * @param  __REG__ Register to be read
318   * @retval Register value
319   */
320 #define LL_LPTIM_ReadReg(__INSTANCE__, __REG__) READ_REG((__INSTANCE__)->__REG__)
321 /**
322   * @}
323   */
324 
325 /**
326   * @}
327   */
328 
329 /* Exported functions --------------------------------------------------------*/
330 /** @defgroup LPTIM_LL_Exported_Functions LPTIM Exported Functions
331   * @{
332   */
333 
334 #if defined(USE_FULL_LL_DRIVER)
335 /** @defgroup LPTIM_LL_EF_Init Initialisation and deinitialisation functions
336   * @{
337   */
338 
339 ErrorStatus LL_LPTIM_DeInit(LPTIM_TypeDef *LPTIMx);
340 void LL_LPTIM_StructInit(LL_LPTIM_InitTypeDef *LPTIM_InitStruct);
341 ErrorStatus LL_LPTIM_Init(LPTIM_TypeDef *LPTIMx, LL_LPTIM_InitTypeDef *LPTIM_InitStruct);
342 void LL_LPTIM_Disable(LPTIM_TypeDef *LPTIMx);
343 /**
344   * @}
345   */
346 #endif /* USE_FULL_LL_DRIVER */
347 
348 /** @defgroup LPTIM_LL_EF_LPTIM_Configuration LPTIM Configuration
349   * @{
350   */
351 
352 /**
353   * @brief  Enable the LPTIM instance
354   * @note After setting the ENABLE bit, a delay of two counter clock is needed
355   *       before the LPTIM instance is actually enabled.
356   * @rmtoll CR           ENABLE        LL_LPTIM_Enable
357   * @param  LPTIMx Low-Power Timer instance
358   * @retval None
359   */
LL_LPTIM_Enable(LPTIM_TypeDef * LPTIMx)360 __STATIC_INLINE void LL_LPTIM_Enable(LPTIM_TypeDef *LPTIMx)
361 {
362   SET_BIT(LPTIMx->CR, LPTIM_CR_ENABLE);
363 }
364 
365 /**
366   * @brief  Indicates whether the LPTIM instance is enabled.
367   * @rmtoll CR           ENABLE        LL_LPTIM_IsEnabled
368   * @param  LPTIMx Low-Power Timer instance
369   * @retval State of bit (1 or 0).
370   */
LL_LPTIM_IsEnabled(LPTIM_TypeDef * LPTIMx)371 __STATIC_INLINE uint32_t LL_LPTIM_IsEnabled(LPTIM_TypeDef *LPTIMx)
372 {
373   return (((READ_BIT(LPTIMx->CR, LPTIM_CR_ENABLE) == LPTIM_CR_ENABLE)? 1UL : 0UL));
374 }
375 
376 /**
377   * @brief  Starts the LPTIM counter in the desired mode.
378   * @note LPTIM instance must be enabled before starting the counter.
379   * @note It is possible to change on the fly from One Shot mode to
380   *       Continuous mode.
381   * @rmtoll CR           CNTSTRT       LL_LPTIM_StartCounter\n
382   *         CR           SNGSTRT       LL_LPTIM_StartCounter
383   * @param  LPTIMx Low-Power Timer instance
384   * @param  OperatingMode This parameter can be one of the following values:
385   *         @arg @ref LL_LPTIM_OPERATING_MODE_CONTINUOUS
386   *         @arg @ref LL_LPTIM_OPERATING_MODE_ONESHOT
387   * @retval None
388   */
LL_LPTIM_StartCounter(LPTIM_TypeDef * LPTIMx,uint32_t OperatingMode)389 __STATIC_INLINE void LL_LPTIM_StartCounter(LPTIM_TypeDef *LPTIMx, uint32_t OperatingMode)
390 {
391   MODIFY_REG(LPTIMx->CR, LPTIM_CR_CNTSTRT | LPTIM_CR_SNGSTRT, OperatingMode);
392 }
393 
394 #if defined(LPTIM_CR_RSTARE)
395 /**
396   * @brief  Enable reset after read.
397   * @note After calling this function any read access to LPTIM_CNT
398   *        register will asynchronously reset the LPTIM_CNT register content.
399   * @rmtoll CR           RSTARE        LL_LPTIM_EnableResetAfterRead
400   * @param  LPTIMx Low-Power Timer instance
401   * @retval None
402   */
LL_LPTIM_EnableResetAfterRead(LPTIM_TypeDef * LPTIMx)403 __STATIC_INLINE void LL_LPTIM_EnableResetAfterRead(LPTIM_TypeDef *LPTIMx)
404 {
405   SET_BIT(LPTIMx->CR, LPTIM_CR_RSTARE);
406 }
407 
408 /**
409   * @brief  Disable reset after read.
410   * @rmtoll CR           RSTARE        LL_LPTIM_DisableResetAfterRead
411   * @param  LPTIMx Low-Power Timer instance
412   * @retval None
413   */
LL_LPTIM_DisableResetAfterRead(LPTIM_TypeDef * LPTIMx)414 __STATIC_INLINE void LL_LPTIM_DisableResetAfterRead(LPTIM_TypeDef *LPTIMx)
415 {
416   CLEAR_BIT(LPTIMx->CR, LPTIM_CR_RSTARE);
417 }
418 
419 /**
420   * @brief  Indicate whether the reset after read feature is enabled.
421   * @rmtoll CR           RSTARE        LL_LPTIM_IsEnabledResetAfterRead
422   * @param  LPTIMx Low-Power Timer instance
423   * @retval State of bit (1 or 0).
424   */
LL_LPTIM_IsEnabledResetAfterRead(LPTIM_TypeDef * LPTIMx)425 __STATIC_INLINE uint32_t LL_LPTIM_IsEnabledResetAfterRead(LPTIM_TypeDef *LPTIMx)
426 {
427   return (((READ_BIT(LPTIMx->CR, LPTIM_CR_RSTARE) == LPTIM_CR_RSTARE)? 1UL : 0UL));
428 }
429 #endif
430 
431 #if defined(LPTIM_CR_COUNTRST)
432 /**
433   * @brief  Reset of the LPTIM_CNT counter register (synchronous).
434   * @note Due to the synchronous nature of this reset, it only takes
435   *       place after a synchronization delay of 3 LPTIM core clock cycles
436   *      (LPTIM core clock may be different from APB clock).
437   * @note COUNTRST is automatically cleared by hardware
438   * @rmtoll CR           COUNTRST       LL_LPTIM_ResetCounter\n
439   * @param  LPTIMx Low-Power Timer instance
440   * @retval None
441   */
LL_LPTIM_ResetCounter(LPTIM_TypeDef * LPTIMx)442 __STATIC_INLINE void LL_LPTIM_ResetCounter(LPTIM_TypeDef *LPTIMx)
443 {
444   SET_BIT(LPTIMx->CR, LPTIM_CR_COUNTRST);
445 }
446 #endif
447 
448 /**
449   * @brief  Set the LPTIM registers update mode (enable/disable register preload)
450   * @note This function must be called when the LPTIM instance is disabled.
451   * @rmtoll CFGR         PRELOAD       LL_LPTIM_SetUpdateMode
452   * @param  LPTIMx Low-Power Timer instance
453   * @param  UpdateMode This parameter can be one of the following values:
454   *         @arg @ref LL_LPTIM_UPDATE_MODE_IMMEDIATE
455   *         @arg @ref LL_LPTIM_UPDATE_MODE_ENDOFPERIOD
456   * @retval None
457   */
LL_LPTIM_SetUpdateMode(LPTIM_TypeDef * LPTIMx,uint32_t UpdateMode)458 __STATIC_INLINE void LL_LPTIM_SetUpdateMode(LPTIM_TypeDef *LPTIMx, uint32_t UpdateMode)
459 {
460   MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_PRELOAD, UpdateMode);
461 }
462 
463 /**
464   * @brief  Get the LPTIM registers update mode
465   * @rmtoll CFGR         PRELOAD       LL_LPTIM_GetUpdateMode
466   * @param  LPTIMx Low-Power Timer instance
467   * @retval Returned value can be one of the following values:
468   *         @arg @ref LL_LPTIM_UPDATE_MODE_IMMEDIATE
469   *         @arg @ref LL_LPTIM_UPDATE_MODE_ENDOFPERIOD
470   */
LL_LPTIM_GetUpdateMode(LPTIM_TypeDef * LPTIMx)471 __STATIC_INLINE uint32_t LL_LPTIM_GetUpdateMode(LPTIM_TypeDef *LPTIMx)
472 {
473   return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_PRELOAD));
474 }
475 
476 /**
477   * @brief  Set the auto reload value
478   * @note The LPTIMx_ARR register content must only be modified when the LPTIM is enabled
479   * @note After a write to the LPTIMx_ARR register a new write operation to the
480   *       same register can only be performed when the previous write operation
481   *       is completed. Any successive write before  the ARROK flag is set, will
482   *       lead to unpredictable results.
483   * @note autoreload value be strictly greater than the compare value.
484   * @rmtoll ARR          ARR           LL_LPTIM_SetAutoReload
485   * @param  LPTIMx Low-Power Timer instance
486   * @param  AutoReload Value between Min_Data=0x00 and Max_Data=0xFFFF
487   * @retval None
488   */
LL_LPTIM_SetAutoReload(LPTIM_TypeDef * LPTIMx,uint32_t AutoReload)489 __STATIC_INLINE void LL_LPTIM_SetAutoReload(LPTIM_TypeDef *LPTIMx, uint32_t AutoReload)
490 {
491   MODIFY_REG(LPTIMx->ARR, LPTIM_ARR_ARR, AutoReload);
492 }
493 
494 /**
495   * @brief  Get actual auto reload value
496   * @rmtoll ARR          ARR           LL_LPTIM_GetAutoReload
497   * @param  LPTIMx Low-Power Timer instance
498   * @retval AutoReload Value between Min_Data=0x00 and Max_Data=0xFFFF
499   */
LL_LPTIM_GetAutoReload(LPTIM_TypeDef * LPTIMx)500 __STATIC_INLINE uint32_t LL_LPTIM_GetAutoReload(LPTIM_TypeDef *LPTIMx)
501 {
502   return (uint32_t)(READ_BIT(LPTIMx->ARR, LPTIM_ARR_ARR));
503 }
504 
505 #if defined(LPTIM_RCR_REP)
506 /**
507   * @brief  Set the repetition value
508   * @note The LPTIMx_RCR register content must only be modified when the LPTIM is enabled
509   * @rmtoll RCR          REP           LL_LPTIM_SetRepetition
510   * @param  LPTIMx Low-Power Timer instance
511   * @param  Repetition Value between Min_Data=0x00 and Max_Data=0xFF
512   * @retval None
513   */
LL_LPTIM_SetRepetition(LPTIM_TypeDef * LPTIMx,uint32_t Repetition)514 __STATIC_INLINE void LL_LPTIM_SetRepetition(LPTIM_TypeDef *LPTIMx, uint32_t Repetition)
515 {
516   MODIFY_REG(LPTIMx->RCR, LPTIM_RCR_REP, Repetition);
517 }
518 
519 /**
520   * @brief  Get the repetition value
521   * @rmtoll RCR          REP           LL_LPTIM_GetRepetition
522   * @param  LPTIMx Low-Power Timer instance
523   * @retval Repetition Value between Min_Data=0x00 and Max_Data=0xFF
524   */
LL_LPTIM_GetRepetition(LPTIM_TypeDef * LPTIMx)525 __STATIC_INLINE uint32_t LL_LPTIM_GetRepetition(LPTIM_TypeDef *LPTIMx)
526 {
527   return (uint32_t)(READ_BIT(LPTIMx->RCR, LPTIM_RCR_REP));
528 }
529 #endif
530 
531 /**
532   * @brief  Set the compare value
533   * @note After a write to the LPTIMx_CMP register a new write operation to the
534   *       same register can only be performed when the previous write operation
535   *       is completed. Any successive write before the CMPOK flag is set, will
536   *       lead to unpredictable results.
537   * @rmtoll CMP          CMP           LL_LPTIM_SetCompare
538   * @param  LPTIMx Low-Power Timer instance
539   * @param  CompareValue Value between Min_Data=0x00 and Max_Data=0xFFFF
540   * @retval None
541   */
LL_LPTIM_SetCompare(LPTIM_TypeDef * LPTIMx,uint32_t CompareValue)542 __STATIC_INLINE void LL_LPTIM_SetCompare(LPTIM_TypeDef *LPTIMx, uint32_t CompareValue)
543 {
544   MODIFY_REG(LPTIMx->CMP, LPTIM_CMP_CMP, CompareValue);
545 }
546 
547 /**
548   * @brief  Get actual compare value
549   * @rmtoll CMP          CMP           LL_LPTIM_GetCompare
550   * @param  LPTIMx Low-Power Timer instance
551   * @retval CompareValue Value between Min_Data=0x00 and Max_Data=0xFFFF
552   */
LL_LPTIM_GetCompare(LPTIM_TypeDef * LPTIMx)553 __STATIC_INLINE uint32_t LL_LPTIM_GetCompare(LPTIM_TypeDef *LPTIMx)
554 {
555   return (uint32_t)(READ_BIT(LPTIMx->CMP, LPTIM_CMP_CMP));
556 }
557 
558 /**
559   * @brief  Get actual counter value
560   * @note When the LPTIM instance is running with an asynchronous clock, reading
561   *       the LPTIMx_CNT register may return unreliable values. So in this case
562   *       it is necessary to perform two consecutive read accesses and verify
563   *       that the two returned values are identical.
564   * @rmtoll CNT          CNT           LL_LPTIM_GetCounter
565   * @param  LPTIMx Low-Power Timer instance
566   * @retval Counter value
567   */
LL_LPTIM_GetCounter(LPTIM_TypeDef * LPTIMx)568 __STATIC_INLINE uint32_t LL_LPTIM_GetCounter(LPTIM_TypeDef *LPTIMx)
569 {
570   return (uint32_t)(READ_BIT(LPTIMx->CNT, LPTIM_CNT_CNT));
571 }
572 
573 /**
574   * @brief  Set the counter mode (selection of the LPTIM counter clock source).
575   * @note The counter mode can be set only when the LPTIM instance is disabled.
576   * @rmtoll CFGR         COUNTMODE     LL_LPTIM_SetCounterMode
577   * @param  LPTIMx Low-Power Timer instance
578   * @param  CounterMode This parameter can be one of the following values:
579   *         @arg @ref LL_LPTIM_COUNTER_MODE_INTERNAL
580   *         @arg @ref LL_LPTIM_COUNTER_MODE_EXTERNAL
581   * @retval None
582   */
LL_LPTIM_SetCounterMode(LPTIM_TypeDef * LPTIMx,uint32_t CounterMode)583 __STATIC_INLINE void LL_LPTIM_SetCounterMode(LPTIM_TypeDef *LPTIMx, uint32_t CounterMode)
584 {
585   MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_COUNTMODE, CounterMode);
586 }
587 
588 /**
589   * @brief  Get the counter mode
590   * @rmtoll CFGR         COUNTMODE     LL_LPTIM_GetCounterMode
591   * @param  LPTIMx Low-Power Timer instance
592   * @retval Returned value can be one of the following values:
593   *         @arg @ref LL_LPTIM_COUNTER_MODE_INTERNAL
594   *         @arg @ref LL_LPTIM_COUNTER_MODE_EXTERNAL
595   */
LL_LPTIM_GetCounterMode(LPTIM_TypeDef * LPTIMx)596 __STATIC_INLINE uint32_t LL_LPTIM_GetCounterMode(LPTIM_TypeDef *LPTIMx)
597 {
598   return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_COUNTMODE));
599 }
600 
601 /**
602   * @brief  Configure the LPTIM instance output (LPTIMx_OUT)
603   * @note This function must be called when the LPTIM instance is disabled.
604   * @note Regarding the LPTIM output polarity the change takes effect
605   *       immediately, so the output default value will change immediately after
606   *       the polarity is re-configured, even before the timer is enabled.
607   * @rmtoll CFGR         WAVE          LL_LPTIM_ConfigOutput\n
608   *         CFGR         WAVPOL        LL_LPTIM_ConfigOutput
609   * @param  LPTIMx Low-Power Timer instance
610   * @param  Waveform This parameter can be one of the following values:
611   *         @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_PWM
612   *         @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_SETONCE
613   * @param  Polarity This parameter can be one of the following values:
614   *         @arg @ref LL_LPTIM_OUTPUT_POLARITY_REGULAR
615   *         @arg @ref LL_LPTIM_OUTPUT_POLARITY_INVERSE
616   * @retval None
617   */
LL_LPTIM_ConfigOutput(LPTIM_TypeDef * LPTIMx,uint32_t Waveform,uint32_t Polarity)618 __STATIC_INLINE void LL_LPTIM_ConfigOutput(LPTIM_TypeDef *LPTIMx, uint32_t Waveform, uint32_t Polarity)
619 {
620   MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_WAVE | LPTIM_CFGR_WAVPOL, Waveform | Polarity);
621 }
622 
623 /**
624   * @brief  Set  waveform shape
625   * @rmtoll CFGR         WAVE          LL_LPTIM_SetWaveform
626   * @param  LPTIMx Low-Power Timer instance
627   * @param  Waveform This parameter can be one of the following values:
628   *         @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_PWM
629   *         @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_SETONCE
630   * @retval None
631   */
LL_LPTIM_SetWaveform(LPTIM_TypeDef * LPTIMx,uint32_t Waveform)632 __STATIC_INLINE void LL_LPTIM_SetWaveform(LPTIM_TypeDef *LPTIMx, uint32_t Waveform)
633 {
634   MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_WAVE, Waveform);
635 }
636 
637 /**
638   * @brief  Get actual waveform shape
639   * @rmtoll CFGR         WAVE          LL_LPTIM_GetWaveform
640   * @param  LPTIMx Low-Power Timer instance
641   * @retval Returned value can be one of the following values:
642   *         @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_PWM
643   *         @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_SETONCE
644   */
LL_LPTIM_GetWaveform(LPTIM_TypeDef * LPTIMx)645 __STATIC_INLINE uint32_t LL_LPTIM_GetWaveform(LPTIM_TypeDef *LPTIMx)
646 {
647   return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_WAVE));
648 }
649 
650 /**
651   * @brief  Set  output polarity
652   * @rmtoll CFGR         WAVPOL        LL_LPTIM_SetPolarity
653   * @param  LPTIMx Low-Power Timer instance
654   * @param  Polarity This parameter can be one of the following values:
655   *         @arg @ref LL_LPTIM_OUTPUT_POLARITY_REGULAR
656   *         @arg @ref LL_LPTIM_OUTPUT_POLARITY_INVERSE
657   * @retval None
658   */
LL_LPTIM_SetPolarity(LPTIM_TypeDef * LPTIMx,uint32_t Polarity)659 __STATIC_INLINE void LL_LPTIM_SetPolarity(LPTIM_TypeDef *LPTIMx, uint32_t Polarity)
660 {
661   MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_WAVPOL, Polarity);
662 }
663 
664 /**
665   * @brief  Get actual output polarity
666   * @rmtoll CFGR         WAVPOL        LL_LPTIM_GetPolarity
667   * @param  LPTIMx Low-Power Timer instance
668   * @retval Returned value can be one of the following values:
669   *         @arg @ref LL_LPTIM_OUTPUT_POLARITY_REGULAR
670   *         @arg @ref LL_LPTIM_OUTPUT_POLARITY_INVERSE
671   */
LL_LPTIM_GetPolarity(LPTIM_TypeDef * LPTIMx)672 __STATIC_INLINE uint32_t LL_LPTIM_GetPolarity(LPTIM_TypeDef *LPTIMx)
673 {
674   return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_WAVPOL));
675 }
676 
677 /**
678   * @brief  Set actual prescaler division ratio.
679   * @note This function must be called when the LPTIM instance is disabled.
680   * @note When the LPTIM is configured to be clocked by an internal clock source
681   *       and the LPTIM counter is configured to be updated by active edges
682   *       detected on the LPTIM external Input1, the internal clock provided to
683   *       the LPTIM must be not be prescaled.
684   * @rmtoll CFGR         PRESC         LL_LPTIM_SetPrescaler
685   * @param  LPTIMx Low-Power Timer instance
686   * @param  Prescaler This parameter can be one of the following values:
687   *         @arg @ref LL_LPTIM_PRESCALER_DIV1
688   *         @arg @ref LL_LPTIM_PRESCALER_DIV2
689   *         @arg @ref LL_LPTIM_PRESCALER_DIV4
690   *         @arg @ref LL_LPTIM_PRESCALER_DIV8
691   *         @arg @ref LL_LPTIM_PRESCALER_DIV16
692   *         @arg @ref LL_LPTIM_PRESCALER_DIV32
693   *         @arg @ref LL_LPTIM_PRESCALER_DIV64
694   *         @arg @ref LL_LPTIM_PRESCALER_DIV128
695   * @retval None
696   */
LL_LPTIM_SetPrescaler(LPTIM_TypeDef * LPTIMx,uint32_t Prescaler)697 __STATIC_INLINE void LL_LPTIM_SetPrescaler(LPTIM_TypeDef *LPTIMx, uint32_t Prescaler)
698 {
699   MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_PRESC, Prescaler);
700 }
701 
702 /**
703   * @brief  Get actual prescaler division ratio.
704   * @rmtoll CFGR         PRESC         LL_LPTIM_GetPrescaler
705   * @param  LPTIMx Low-Power Timer instance
706   * @retval Returned value can be one of the following values:
707   *         @arg @ref LL_LPTIM_PRESCALER_DIV1
708   *         @arg @ref LL_LPTIM_PRESCALER_DIV2
709   *         @arg @ref LL_LPTIM_PRESCALER_DIV4
710   *         @arg @ref LL_LPTIM_PRESCALER_DIV8
711   *         @arg @ref LL_LPTIM_PRESCALER_DIV16
712   *         @arg @ref LL_LPTIM_PRESCALER_DIV32
713   *         @arg @ref LL_LPTIM_PRESCALER_DIV64
714   *         @arg @ref LL_LPTIM_PRESCALER_DIV128
715   */
LL_LPTIM_GetPrescaler(LPTIM_TypeDef * LPTIMx)716 __STATIC_INLINE uint32_t LL_LPTIM_GetPrescaler(LPTIM_TypeDef *LPTIMx)
717 {
718   return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_PRESC));
719 }
720 
721 /**
722   * @brief  Set LPTIM input 1 source (default GPIO).
723   * @rmtoll OR      OR       LL_LPTIM_SetInput1Src
724   * @param  LPTIMx Low-Power Timer instance
725   * @param  Src This parameter can be one of the following values:
726   *         @arg @ref LL_LPTIM_INPUT1_SRC_GPIO
727   *         @arg @ref LL_LPTIM_INPUT1_SRC_COMP1
728   *         @arg @ref LL_LPTIM_INPUT1_SRC_COMP2
729   *         @arg @ref LL_LPTIM_INPUT1_SRC_COMP1_COMP2
730   * @retval None
731   */
LL_LPTIM_SetInput1Src(LPTIM_TypeDef * LPTIMx,uint32_t Src)732 __STATIC_INLINE void LL_LPTIM_SetInput1Src(LPTIM_TypeDef *LPTIMx, uint32_t Src)
733 {
734   MODIFY_REG(LPTIMx->OR, LPTIM_OR_OR, Src);
735 }
736 
737 /**
738   * @brief  Set LPTIM input 2 source (default GPIO).
739   * @rmtoll OR      OR       LL_LPTIM_SetInput2Src
740   * @param  LPTIMx Low-Power Timer instance
741   * @param  Src This parameter can be one of the following values:
742   *         @arg @ref LL_LPTIM_INPUT2_SRC_GPIO
743   *         @arg @ref LL_LPTIM_INPUT2_SRC_COMP2
744   * @retval None
745   */
LL_LPTIM_SetInput2Src(LPTIM_TypeDef * LPTIMx,uint32_t Src)746 __STATIC_INLINE void LL_LPTIM_SetInput2Src(LPTIM_TypeDef *LPTIMx, uint32_t Src)
747 {
748   MODIFY_REG(LPTIMx->OR, LPTIM_OR_OR, Src);
749 }
750 
751 /**
752   * @}
753   */
754 
755 /** @defgroup LPTIM_LL_EF_Trigger_Configuration Trigger Configuration
756   * @{
757   */
758 
759 /**
760   * @brief  Enable the timeout function
761   * @note This function must be called when the LPTIM instance is disabled.
762   * @note The first trigger event will start the timer, any successive trigger
763   *       event will reset the counter and the timer will restart.
764   * @note The timeout value corresponds to the compare value; if no trigger
765   *       occurs within the expected time frame, the MCU is waked-up by the
766   *       compare match event.
767   * @rmtoll CFGR         TIMOUT        LL_LPTIM_EnableTimeout
768   * @param  LPTIMx Low-Power Timer instance
769   * @retval None
770   */
LL_LPTIM_EnableTimeout(LPTIM_TypeDef * LPTIMx)771 __STATIC_INLINE void LL_LPTIM_EnableTimeout(LPTIM_TypeDef *LPTIMx)
772 {
773   SET_BIT(LPTIMx->CFGR, LPTIM_CFGR_TIMOUT);
774 }
775 
776 /**
777   * @brief  Disable the timeout function
778   * @note This function must be called when the LPTIM instance is disabled.
779   * @note A trigger event arriving when the timer is already started will be
780   *       ignored.
781   * @rmtoll CFGR         TIMOUT        LL_LPTIM_DisableTimeout
782   * @param  LPTIMx Low-Power Timer instance
783   * @retval None
784   */
LL_LPTIM_DisableTimeout(LPTIM_TypeDef * LPTIMx)785 __STATIC_INLINE void LL_LPTIM_DisableTimeout(LPTIM_TypeDef *LPTIMx)
786 {
787   CLEAR_BIT(LPTIMx->CFGR, LPTIM_CFGR_TIMOUT);
788 }
789 
790 /**
791   * @brief  Indicate whether the timeout function is enabled.
792   * @rmtoll CFGR         TIMOUT        LL_LPTIM_IsEnabledTimeout
793   * @param  LPTIMx Low-Power Timer instance
794   * @retval State of bit (1 or 0).
795   */
LL_LPTIM_IsEnabledTimeout(LPTIM_TypeDef * LPTIMx)796 __STATIC_INLINE uint32_t LL_LPTIM_IsEnabledTimeout(LPTIM_TypeDef *LPTIMx)
797 {
798   return (((READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_TIMOUT) == LPTIM_CFGR_TIMOUT)? 1UL : 0UL));
799 }
800 
801 /**
802   * @brief  Start the LPTIM counter
803   * @note This function must be called when the LPTIM instance is disabled.
804   * @rmtoll CFGR         TRIGEN        LL_LPTIM_TrigSw
805   * @param  LPTIMx Low-Power Timer instance
806   * @retval None
807   */
LL_LPTIM_TrigSw(LPTIM_TypeDef * LPTIMx)808 __STATIC_INLINE void LL_LPTIM_TrigSw(LPTIM_TypeDef *LPTIMx)
809 {
810   CLEAR_BIT(LPTIMx->CFGR, LPTIM_CFGR_TRIGEN);
811 }
812 
813 /**
814   * @brief  Configure the external trigger used as a trigger event for the LPTIM.
815   * @note This function must be called when the LPTIM instance is disabled.
816   * @note An internal clock source must be present when a digital filter is
817   *       required for the trigger.
818   * @rmtoll CFGR         TRIGSEL       LL_LPTIM_ConfigTrigger\n
819   *         CFGR         TRGFLT        LL_LPTIM_ConfigTrigger\n
820   *         CFGR         TRIGEN        LL_LPTIM_ConfigTrigger
821   * @param  LPTIMx Low-Power Timer instance
822   * @param  Source This parameter can be one of the following values:
823   *         @arg @ref LL_LPTIM_TRIG_SOURCE_GPIO
824   *         @arg @ref LL_LPTIM_TRIG_SOURCE_RTCALARMA
825   *         @arg @ref LL_LPTIM_TRIG_SOURCE_RTCALARMB
826   *         @arg @ref LL_LPTIM_TRIG_SOURCE_RTCTAMP1
827   *         @arg @ref LL_LPTIM_TRIG_SOURCE_RTCTAMP2
828   *         @arg @ref LL_LPTIM_TRIG_SOURCE_RTCTAMP3
829   *         @arg @ref LL_LPTIM_TRIG_SOURCE_COMP1
830   *         @arg @ref LL_LPTIM_TRIG_SOURCE_COMP2
831   * @param  Filter This parameter can be one of the following values:
832   *         @arg @ref LL_LPTIM_TRIG_FILTER_NONE
833   *         @arg @ref LL_LPTIM_TRIG_FILTER_2
834   *         @arg @ref LL_LPTIM_TRIG_FILTER_4
835   *         @arg @ref LL_LPTIM_TRIG_FILTER_8
836   * @param  Polarity This parameter can be one of the following values:
837   *         @arg @ref LL_LPTIM_TRIG_POLARITY_RISING
838   *         @arg @ref LL_LPTIM_TRIG_POLARITY_FALLING
839   *         @arg @ref LL_LPTIM_TRIG_POLARITY_RISING_FALLING
840   * @retval None
841   */
LL_LPTIM_ConfigTrigger(LPTIM_TypeDef * LPTIMx,uint32_t Source,uint32_t Filter,uint32_t Polarity)842 __STATIC_INLINE void LL_LPTIM_ConfigTrigger(LPTIM_TypeDef *LPTIMx, uint32_t Source, uint32_t Filter, uint32_t Polarity)
843 {
844   MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_TRIGSEL | LPTIM_CFGR_TRGFLT | LPTIM_CFGR_TRIGEN, Source | Filter | Polarity);
845 }
846 
847 /**
848   * @brief  Get actual external trigger source.
849   * @rmtoll CFGR         TRIGSEL       LL_LPTIM_GetTriggerSource
850   * @param  LPTIMx Low-Power Timer instance
851   * @retval Returned value can be one of the following values:
852   *         @arg @ref LL_LPTIM_TRIG_SOURCE_GPIO
853   *         @arg @ref LL_LPTIM_TRIG_SOURCE_RTCALARMA
854   *         @arg @ref LL_LPTIM_TRIG_SOURCE_RTCALARMB
855   *         @arg @ref LL_LPTIM_TRIG_SOURCE_RTCTAMP1
856   *         @arg @ref LL_LPTIM_TRIG_SOURCE_RTCTAMP2
857   *         @arg @ref LL_LPTIM_TRIG_SOURCE_RTCTAMP3
858   *         @arg @ref LL_LPTIM_TRIG_SOURCE_COMP1
859   *         @arg @ref LL_LPTIM_TRIG_SOURCE_COMP2
860   */
LL_LPTIM_GetTriggerSource(LPTIM_TypeDef * LPTIMx)861 __STATIC_INLINE uint32_t LL_LPTIM_GetTriggerSource(LPTIM_TypeDef *LPTIMx)
862 {
863   return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_TRIGSEL));
864 }
865 
866 /**
867   * @brief  Get actual external trigger filter.
868   * @rmtoll CFGR         TRGFLT        LL_LPTIM_GetTriggerFilter
869   * @param  LPTIMx Low-Power Timer instance
870   * @retval Returned value can be one of the following values:
871   *         @arg @ref LL_LPTIM_TRIG_FILTER_NONE
872   *         @arg @ref LL_LPTIM_TRIG_FILTER_2
873   *         @arg @ref LL_LPTIM_TRIG_FILTER_4
874   *         @arg @ref LL_LPTIM_TRIG_FILTER_8
875   */
LL_LPTIM_GetTriggerFilter(LPTIM_TypeDef * LPTIMx)876 __STATIC_INLINE uint32_t LL_LPTIM_GetTriggerFilter(LPTIM_TypeDef *LPTIMx)
877 {
878   return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_TRGFLT));
879 }
880 
881 /**
882   * @brief  Get actual external trigger polarity.
883   * @rmtoll CFGR         TRIGEN        LL_LPTIM_GetTriggerPolarity
884   * @param  LPTIMx Low-Power Timer instance
885   * @retval Returned value can be one of the following values:
886   *         @arg @ref LL_LPTIM_TRIG_POLARITY_RISING
887   *         @arg @ref LL_LPTIM_TRIG_POLARITY_FALLING
888   *         @arg @ref LL_LPTIM_TRIG_POLARITY_RISING_FALLING
889   */
LL_LPTIM_GetTriggerPolarity(LPTIM_TypeDef * LPTIMx)890 __STATIC_INLINE uint32_t LL_LPTIM_GetTriggerPolarity(LPTIM_TypeDef *LPTIMx)
891 {
892   return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_TRIGEN));
893 }
894 
895 /**
896   * @}
897   */
898 
899 /** @defgroup LPTIM_LL_EF_Clock_Configuration Clock Configuration
900   * @{
901   */
902 
903 /**
904   * @brief  Set the source of the clock used by the LPTIM instance.
905   * @note This function must be called when the LPTIM instance is disabled.
906   * @rmtoll CFGR         CKSEL         LL_LPTIM_SetClockSource
907   * @param  LPTIMx Low-Power Timer instance
908   * @param  ClockSource This parameter can be one of the following values:
909   *         @arg @ref LL_LPTIM_CLK_SOURCE_INTERNAL
910   *         @arg @ref LL_LPTIM_CLK_SOURCE_EXTERNAL
911   * @retval None
912   */
LL_LPTIM_SetClockSource(LPTIM_TypeDef * LPTIMx,uint32_t ClockSource)913 __STATIC_INLINE void LL_LPTIM_SetClockSource(LPTIM_TypeDef *LPTIMx, uint32_t ClockSource)
914 {
915   MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_CKSEL, ClockSource);
916 }
917 
918 /**
919   * @brief  Get actual LPTIM instance clock source.
920   * @rmtoll CFGR         CKSEL         LL_LPTIM_GetClockSource
921   * @param  LPTIMx Low-Power Timer instance
922   * @retval Returned value can be one of the following values:
923   *         @arg @ref LL_LPTIM_CLK_SOURCE_INTERNAL
924   *         @arg @ref LL_LPTIM_CLK_SOURCE_EXTERNAL
925   */
LL_LPTIM_GetClockSource(LPTIM_TypeDef * LPTIMx)926 __STATIC_INLINE uint32_t LL_LPTIM_GetClockSource(LPTIM_TypeDef *LPTIMx)
927 {
928   return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_CKSEL));
929 }
930 
931 /**
932   * @brief  Configure the active edge or edges used by the counter when the LPTIM is clocked by an external clock source.
933   * @note This function must be called when the LPTIM instance is disabled.
934   * @note When both external clock signal edges are considered active ones,
935   *       the LPTIM must also be clocked by an internal clock source with a
936   *       frequency equal to at least four times the external clock frequency.
937   * @note An internal clock source must be present when a digital filter is
938   *       required for external clock.
939   * @rmtoll CFGR         CKFLT         LL_LPTIM_ConfigClock\n
940   *         CFGR         CKPOL         LL_LPTIM_ConfigClock
941   * @param  LPTIMx Low-Power Timer instance
942   * @param  ClockFilter This parameter can be one of the following values:
943   *         @arg @ref LL_LPTIM_CLK_FILTER_NONE
944   *         @arg @ref LL_LPTIM_CLK_FILTER_2
945   *         @arg @ref LL_LPTIM_CLK_FILTER_4
946   *         @arg @ref LL_LPTIM_CLK_FILTER_8
947   * @param  ClockPolarity This parameter can be one of the following values:
948   *         @arg @ref LL_LPTIM_CLK_POLARITY_RISING
949   *         @arg @ref LL_LPTIM_CLK_POLARITY_FALLING
950   *         @arg @ref LL_LPTIM_CLK_POLARITY_RISING_FALLING
951   * @retval None
952   */
LL_LPTIM_ConfigClock(LPTIM_TypeDef * LPTIMx,uint32_t ClockFilter,uint32_t ClockPolarity)953 __STATIC_INLINE void LL_LPTIM_ConfigClock(LPTIM_TypeDef *LPTIMx, uint32_t ClockFilter, uint32_t ClockPolarity)
954 {
955   MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_CKFLT | LPTIM_CFGR_CKPOL, ClockFilter | ClockPolarity);
956 }
957 
958 /**
959   * @brief  Get actual clock polarity
960   * @rmtoll CFGR         CKPOL         LL_LPTIM_GetClockPolarity
961   * @param  LPTIMx Low-Power Timer instance
962   * @retval Returned value can be one of the following values:
963   *         @arg @ref LL_LPTIM_CLK_POLARITY_RISING
964   *         @arg @ref LL_LPTIM_CLK_POLARITY_FALLING
965   *         @arg @ref LL_LPTIM_CLK_POLARITY_RISING_FALLING
966   */
LL_LPTIM_GetClockPolarity(LPTIM_TypeDef * LPTIMx)967 __STATIC_INLINE uint32_t LL_LPTIM_GetClockPolarity(LPTIM_TypeDef *LPTIMx)
968 {
969   return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_CKPOL));
970 }
971 
972 /**
973   * @brief  Get actual clock digital filter
974   * @rmtoll CFGR         CKFLT         LL_LPTIM_GetClockFilter
975   * @param  LPTIMx Low-Power Timer instance
976   * @retval Returned value can be one of the following values:
977   *         @arg @ref LL_LPTIM_CLK_FILTER_NONE
978   *         @arg @ref LL_LPTIM_CLK_FILTER_2
979   *         @arg @ref LL_LPTIM_CLK_FILTER_4
980   *         @arg @ref LL_LPTIM_CLK_FILTER_8
981   */
LL_LPTIM_GetClockFilter(LPTIM_TypeDef * LPTIMx)982 __STATIC_INLINE uint32_t LL_LPTIM_GetClockFilter(LPTIM_TypeDef *LPTIMx)
983 {
984   return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_CKFLT));
985 }
986 
987 /**
988   * @}
989   */
990 
991 /** @defgroup LPTIM_LL_EF_Encoder_Mode Encoder Mode
992   * @{
993   */
994 
995 /**
996   * @brief  Configure the encoder mode.
997   * @note This function must be called when the LPTIM instance is disabled.
998   * @rmtoll CFGR         CKPOL         LL_LPTIM_SetEncoderMode
999   * @param  LPTIMx Low-Power Timer instance
1000   * @param  EncoderMode This parameter can be one of the following values:
1001   *         @arg @ref LL_LPTIM_ENCODER_MODE_RISING
1002   *         @arg @ref LL_LPTIM_ENCODER_MODE_FALLING
1003   *         @arg @ref LL_LPTIM_ENCODER_MODE_RISING_FALLING
1004   * @retval None
1005   */
LL_LPTIM_SetEncoderMode(LPTIM_TypeDef * LPTIMx,uint32_t EncoderMode)1006 __STATIC_INLINE void LL_LPTIM_SetEncoderMode(LPTIM_TypeDef *LPTIMx, uint32_t EncoderMode)
1007 {
1008   MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_CKPOL, EncoderMode);
1009 }
1010 
1011 /**
1012   * @brief  Get actual encoder mode.
1013   * @rmtoll CFGR         CKPOL         LL_LPTIM_GetEncoderMode
1014   * @param  LPTIMx Low-Power Timer instance
1015   * @retval Returned value can be one of the following values:
1016   *         @arg @ref LL_LPTIM_ENCODER_MODE_RISING
1017   *         @arg @ref LL_LPTIM_ENCODER_MODE_FALLING
1018   *         @arg @ref LL_LPTIM_ENCODER_MODE_RISING_FALLING
1019   */
LL_LPTIM_GetEncoderMode(LPTIM_TypeDef * LPTIMx)1020 __STATIC_INLINE uint32_t LL_LPTIM_GetEncoderMode(LPTIM_TypeDef *LPTIMx)
1021 {
1022   return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_CKPOL));
1023 }
1024 
1025 /**
1026   * @brief  Enable the encoder mode
1027   * @note This function must be called when the LPTIM instance is disabled.
1028   * @note In this mode the LPTIM instance must be clocked by an internal clock
1029   *       source. Also, the prescaler division ratio must be equal to 1.
1030   * @note LPTIM instance must be configured in continuous mode prior enabling
1031   *       the encoder mode.
1032   * @rmtoll CFGR         ENC           LL_LPTIM_EnableEncoderMode
1033   * @param  LPTIMx Low-Power Timer instance
1034   * @retval None
1035   */
LL_LPTIM_EnableEncoderMode(LPTIM_TypeDef * LPTIMx)1036 __STATIC_INLINE void LL_LPTIM_EnableEncoderMode(LPTIM_TypeDef *LPTIMx)
1037 {
1038   SET_BIT(LPTIMx->CFGR, LPTIM_CFGR_ENC);
1039 }
1040 
1041 /**
1042   * @brief  Disable the encoder mode
1043   * @note This function must be called when the LPTIM instance is disabled.
1044   * @rmtoll CFGR         ENC           LL_LPTIM_DisableEncoderMode
1045   * @param  LPTIMx Low-Power Timer instance
1046   * @retval None
1047   */
LL_LPTIM_DisableEncoderMode(LPTIM_TypeDef * LPTIMx)1048 __STATIC_INLINE void LL_LPTIM_DisableEncoderMode(LPTIM_TypeDef *LPTIMx)
1049 {
1050   CLEAR_BIT(LPTIMx->CFGR, LPTIM_CFGR_ENC);
1051 }
1052 
1053 /**
1054   * @brief  Indicates whether the LPTIM operates in encoder mode.
1055   * @rmtoll CFGR         ENC           LL_LPTIM_IsEnabledEncoderMode
1056   * @param  LPTIMx Low-Power Timer instance
1057   * @retval State of bit (1 or 0).
1058   */
LL_LPTIM_IsEnabledEncoderMode(LPTIM_TypeDef * LPTIMx)1059 __STATIC_INLINE uint32_t LL_LPTIM_IsEnabledEncoderMode(LPTIM_TypeDef *LPTIMx)
1060 {
1061   return (((READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_ENC) == LPTIM_CFGR_ENC)? 1UL : 0UL));
1062 }
1063 
1064 /**
1065   * @}
1066   */
1067 
1068 /** @defgroup LPTIM_LL_EF_FLAG_Management FLAG Management
1069   * @{
1070   */
1071 
1072 /**
1073   * @brief  Clear the compare match flag (CMPMCF)
1074   * @rmtoll ICR          CMPMCF        LL_LPTIM_ClearFLAG_CMPM
1075   * @param  LPTIMx Low-Power Timer instance
1076   * @retval None
1077   */
LL_LPTIM_ClearFLAG_CMPM(LPTIM_TypeDef * LPTIMx)1078 __STATIC_INLINE void LL_LPTIM_ClearFLAG_CMPM(LPTIM_TypeDef *LPTIMx)
1079 {
1080   SET_BIT(LPTIMx->ICR, LPTIM_ICR_CMPMCF);
1081 }
1082 
1083 /**
1084   * @brief  Inform application whether a compare match interrupt has occurred.
1085   * @rmtoll ISR          CMPM          LL_LPTIM_IsActiveFlag_CMPM
1086   * @param  LPTIMx Low-Power Timer instance
1087   * @retval State of bit (1 or 0).
1088   */
LL_LPTIM_IsActiveFlag_CMPM(LPTIM_TypeDef * LPTIMx)1089 __STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_CMPM(LPTIM_TypeDef *LPTIMx)
1090 {
1091   return (((READ_BIT(LPTIMx->ISR, LPTIM_ISR_CMPM) == LPTIM_ISR_CMPM)? 1UL : 0UL));
1092 }
1093 
1094 /**
1095   * @brief  Clear the autoreload match flag (ARRMCF)
1096   * @rmtoll ICR          ARRMCF        LL_LPTIM_ClearFLAG_ARRM
1097   * @param  LPTIMx Low-Power Timer instance
1098   * @retval None
1099   */
LL_LPTIM_ClearFLAG_ARRM(LPTIM_TypeDef * LPTIMx)1100 __STATIC_INLINE void LL_LPTIM_ClearFLAG_ARRM(LPTIM_TypeDef *LPTIMx)
1101 {
1102   SET_BIT(LPTIMx->ICR, LPTIM_ICR_ARRMCF);
1103 }
1104 
1105 /**
1106   * @brief  Inform application whether a autoreload match interrupt has occurred.
1107   * @rmtoll ISR          ARRM          LL_LPTIM_IsActiveFlag_ARRM
1108   * @param  LPTIMx Low-Power Timer instance
1109   * @retval State of bit (1 or 0).
1110   */
LL_LPTIM_IsActiveFlag_ARRM(LPTIM_TypeDef * LPTIMx)1111 __STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_ARRM(LPTIM_TypeDef *LPTIMx)
1112 {
1113   return (((READ_BIT(LPTIMx->ISR, LPTIM_ISR_ARRM) == LPTIM_ISR_ARRM)? 1UL : 0UL));
1114 }
1115 
1116 /**
1117   * @brief  Clear the external trigger valid edge flag(EXTTRIGCF).
1118   * @rmtoll ICR          EXTTRIGCF     LL_LPTIM_ClearFlag_EXTTRIG
1119   * @param  LPTIMx Low-Power Timer instance
1120   * @retval None
1121   */
LL_LPTIM_ClearFlag_EXTTRIG(LPTIM_TypeDef * LPTIMx)1122 __STATIC_INLINE void LL_LPTIM_ClearFlag_EXTTRIG(LPTIM_TypeDef *LPTIMx)
1123 {
1124   SET_BIT(LPTIMx->ICR, LPTIM_ICR_EXTTRIGCF);
1125 }
1126 
1127 /**
1128   * @brief  Inform application whether a valid edge on the selected external trigger input has occurred.
1129   * @rmtoll ISR          EXTTRIG       LL_LPTIM_IsActiveFlag_EXTTRIG
1130   * @param  LPTIMx Low-Power Timer instance
1131   * @retval State of bit (1 or 0).
1132   */
LL_LPTIM_IsActiveFlag_EXTTRIG(LPTIM_TypeDef * LPTIMx)1133 __STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_EXTTRIG(LPTIM_TypeDef *LPTIMx)
1134 {
1135   return (((READ_BIT(LPTIMx->ISR, LPTIM_ISR_EXTTRIG) == LPTIM_ISR_EXTTRIG)? 1UL : 0UL));
1136 }
1137 
1138 /**
1139   * @brief  Clear the compare register update interrupt flag (CMPOKCF).
1140   * @rmtoll ICR          CMPOKCF       LL_LPTIM_ClearFlag_CMPOK
1141   * @param  LPTIMx Low-Power Timer instance
1142   * @retval None
1143   */
LL_LPTIM_ClearFlag_CMPOK(LPTIM_TypeDef * LPTIMx)1144 __STATIC_INLINE void LL_LPTIM_ClearFlag_CMPOK(LPTIM_TypeDef *LPTIMx)
1145 {
1146   SET_BIT(LPTIMx->ICR, LPTIM_ICR_CMPOKCF);
1147 }
1148 
1149 /**
1150   * @brief  Informs application whether the APB bus write operation to the LPTIMx_CMP register has been successfully completed. If so, a new one can be initiated.
1151   * @rmtoll ISR          CMPOK         LL_LPTIM_IsActiveFlag_CMPOK
1152   * @param  LPTIMx Low-Power Timer instance
1153   * @retval State of bit (1 or 0).
1154   */
LL_LPTIM_IsActiveFlag_CMPOK(LPTIM_TypeDef * LPTIMx)1155 __STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_CMPOK(LPTIM_TypeDef *LPTIMx)
1156 {
1157   return (((READ_BIT(LPTIMx->ISR, LPTIM_ISR_CMPOK) == LPTIM_ISR_CMPOK)? 1UL : 0UL));
1158 }
1159 
1160 /**
1161   * @brief  Clear the autoreload register update interrupt flag (ARROKCF).
1162   * @rmtoll ICR          ARROKCF       LL_LPTIM_ClearFlag_ARROK
1163   * @param  LPTIMx Low-Power Timer instance
1164   * @retval None
1165   */
LL_LPTIM_ClearFlag_ARROK(LPTIM_TypeDef * LPTIMx)1166 __STATIC_INLINE void LL_LPTIM_ClearFlag_ARROK(LPTIM_TypeDef *LPTIMx)
1167 {
1168   SET_BIT(LPTIMx->ICR, LPTIM_ICR_ARROKCF);
1169 }
1170 
1171 /**
1172   * @brief  Informs application whether the APB bus write operation to the LPTIMx_ARR register has been successfully completed. If so, a new one can be initiated.
1173   * @rmtoll ISR          ARROK         LL_LPTIM_IsActiveFlag_ARROK
1174   * @param  LPTIMx Low-Power Timer instance
1175   * @retval State of bit (1 or 0).
1176   */
LL_LPTIM_IsActiveFlag_ARROK(LPTIM_TypeDef * LPTIMx)1177 __STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_ARROK(LPTIM_TypeDef *LPTIMx)
1178 {
1179   return (((READ_BIT(LPTIMx->ISR, LPTIM_ISR_ARROK) == LPTIM_ISR_ARROK)? 1UL : 0UL));
1180 }
1181 
1182 /**
1183   * @brief  Clear the counter direction change to up interrupt flag (UPCF).
1184   * @rmtoll ICR          UPCF          LL_LPTIM_ClearFlag_UP
1185   * @param  LPTIMx Low-Power Timer instance
1186   * @retval None
1187   */
LL_LPTIM_ClearFlag_UP(LPTIM_TypeDef * LPTIMx)1188 __STATIC_INLINE void LL_LPTIM_ClearFlag_UP(LPTIM_TypeDef *LPTIMx)
1189 {
1190   SET_BIT(LPTIMx->ICR, LPTIM_ICR_UPCF);
1191 }
1192 
1193 /**
1194   * @brief  Informs the application whether the counter direction has changed from down to up (when the LPTIM instance operates in encoder mode).
1195   * @rmtoll ISR          UP            LL_LPTIM_IsActiveFlag_UP
1196   * @param  LPTIMx Low-Power Timer instance
1197   * @retval State of bit (1 or 0).
1198   */
LL_LPTIM_IsActiveFlag_UP(LPTIM_TypeDef * LPTIMx)1199 __STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_UP(LPTIM_TypeDef *LPTIMx)
1200 {
1201   return (((READ_BIT(LPTIMx->ISR, LPTIM_ISR_UP) == LPTIM_ISR_UP)? 1UL : 0UL));
1202 }
1203 
1204 /**
1205   * @brief  Clear the counter direction change to down interrupt flag (DOWNCF).
1206   * @rmtoll ICR          DOWNCF        LL_LPTIM_ClearFlag_DOWN
1207   * @param  LPTIMx Low-Power Timer instance
1208   * @retval None
1209   */
LL_LPTIM_ClearFlag_DOWN(LPTIM_TypeDef * LPTIMx)1210 __STATIC_INLINE void LL_LPTIM_ClearFlag_DOWN(LPTIM_TypeDef *LPTIMx)
1211 {
1212   SET_BIT(LPTIMx->ICR, LPTIM_ICR_DOWNCF);
1213 }
1214 
1215 /**
1216   * @brief  Informs the application whether the counter direction has changed from up to down (when the LPTIM instance operates in encoder mode).
1217   * @rmtoll ISR          DOWN          LL_LPTIM_IsActiveFlag_DOWN
1218   * @param  LPTIMx Low-Power Timer instance
1219   * @retval State of bit (1 or 0).
1220   */
LL_LPTIM_IsActiveFlag_DOWN(LPTIM_TypeDef * LPTIMx)1221 __STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_DOWN(LPTIM_TypeDef *LPTIMx)
1222 {
1223   return (((READ_BIT(LPTIMx->ISR, LPTIM_ISR_DOWN) == LPTIM_ISR_DOWN)? 1UL : 0UL));
1224 }
1225 
1226 #if defined(LPTIM_RCR_REP)
1227 /**
1228   * @brief  Clear the repetition register update interrupt flag (REPOKCF).
1229   * @rmtoll ICR          REPOKCF       LL_LPTIM_ClearFlag_REPOK
1230   * @param  LPTIMx Low-Power Timer instance
1231   * @retval None
1232   */
LL_LPTIM_ClearFlag_REPOK(LPTIM_TypeDef * LPTIMx)1233 __STATIC_INLINE void LL_LPTIM_ClearFlag_REPOK(LPTIM_TypeDef *LPTIMx)
1234 {
1235   SET_BIT(LPTIMx->ICR, LPTIM_ICR_REPOKCF);
1236 }
1237 
1238 /**
1239   * @brief  Informs application whether the APB bus write operation to the LPTIMx_RCR register has been successfully completed; If so, a new one can be initiated.
1240   * @rmtoll ISR          REPOK         LL_LPTIM_IsActiveFlag_REPOK
1241   * @param  LPTIMx Low-Power Timer instance
1242   * @retval State of bit (1 or 0).
1243   */
LL_LPTIM_IsActiveFlag_REPOK(LPTIM_TypeDef * LPTIMx)1244 __STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_REPOK(LPTIM_TypeDef *LPTIMx)
1245 {
1246   return ((READ_BIT(LPTIMx->ISR, LPTIM_ISR_REPOK) == (LPTIM_ISR_REPOK)) ? 1UL : 0UL);
1247 }
1248 
1249 /**
1250   * @brief  Clear the update event flag (UECF).
1251   * @rmtoll ICR          UECF          LL_LPTIM_ClearFlag_UE
1252   * @param  LPTIMx Low-Power Timer instance
1253   * @retval None
1254   */
LL_LPTIM_ClearFlag_UE(LPTIM_TypeDef * LPTIMx)1255 __STATIC_INLINE void LL_LPTIM_ClearFlag_UE(LPTIM_TypeDef *LPTIMx)
1256 {
1257   SET_BIT(LPTIMx->ICR, LPTIM_ICR_UECF);
1258 }
1259 
1260 /**
1261   * @brief  Informs application whether the LPTIMx update event has occurred.
1262   * @rmtoll ISR          UE            LL_LPTIM_IsActiveFlag_UE
1263   * @param  LPTIMx Low-Power Timer instance
1264   * @retval State of bit (1 or 0).
1265   */
LL_LPTIM_IsActiveFlag_UE(LPTIM_TypeDef * LPTIMx)1266 __STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_UE(LPTIM_TypeDef *LPTIMx)
1267 {
1268   return ((READ_BIT(LPTIMx->ISR, LPTIM_ISR_UE) == (LPTIM_ISR_UE)) ? 1UL : 0UL);
1269 }
1270 #endif
1271 
1272 /**
1273   * @}
1274   */
1275 
1276 /** @defgroup LPTIM_LL_EF_IT_Management Interrupt Management
1277   * @{
1278   */
1279 
1280 /**
1281   * @brief  Enable compare match interrupt (CMPMIE).
1282   * @rmtoll IER          CMPMIE        LL_LPTIM_EnableIT_CMPM
1283   * @param  LPTIMx Low-Power Timer instance
1284   * @retval None
1285   */
LL_LPTIM_EnableIT_CMPM(LPTIM_TypeDef * LPTIMx)1286 __STATIC_INLINE void LL_LPTIM_EnableIT_CMPM(LPTIM_TypeDef *LPTIMx)
1287 {
1288   SET_BIT(LPTIMx->IER, LPTIM_IER_CMPMIE);
1289 }
1290 
1291 /**
1292   * @brief  Disable compare match interrupt (CMPMIE).
1293   * @rmtoll IER          CMPMIE        LL_LPTIM_DisableIT_CMPM
1294   * @param  LPTIMx Low-Power Timer instance
1295   * @retval None
1296   */
LL_LPTIM_DisableIT_CMPM(LPTIM_TypeDef * LPTIMx)1297 __STATIC_INLINE void LL_LPTIM_DisableIT_CMPM(LPTIM_TypeDef *LPTIMx)
1298 {
1299   CLEAR_BIT(LPTIMx->IER, LPTIM_IER_CMPMIE);
1300 }
1301 
1302 /**
1303   * @brief  Indicates whether the compare match interrupt (CMPMIE) is enabled.
1304   * @rmtoll IER          CMPMIE        LL_LPTIM_IsEnabledIT_CMPM
1305   * @param  LPTIMx Low-Power Timer instance
1306   * @retval State of bit (1 or 0).
1307   */
LL_LPTIM_IsEnabledIT_CMPM(LPTIM_TypeDef * LPTIMx)1308 __STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_CMPM(LPTIM_TypeDef *LPTIMx)
1309 {
1310   return (((READ_BIT(LPTIMx->IER, LPTIM_IER_CMPMIE) == LPTIM_IER_CMPMIE)? 1UL : 0UL));
1311 }
1312 
1313 /**
1314   * @brief  Enable autoreload match interrupt (ARRMIE).
1315   * @rmtoll IER          ARRMIE        LL_LPTIM_EnableIT_ARRM
1316   * @param  LPTIMx Low-Power Timer instance
1317   * @retval None
1318   */
LL_LPTIM_EnableIT_ARRM(LPTIM_TypeDef * LPTIMx)1319 __STATIC_INLINE void LL_LPTIM_EnableIT_ARRM(LPTIM_TypeDef *LPTIMx)
1320 {
1321   SET_BIT(LPTIMx->IER, LPTIM_IER_ARRMIE);
1322 }
1323 
1324 /**
1325   * @brief  Disable autoreload match interrupt (ARRMIE).
1326   * @rmtoll IER          ARRMIE        LL_LPTIM_DisableIT_ARRM
1327   * @param  LPTIMx Low-Power Timer instance
1328   * @retval None
1329   */
LL_LPTIM_DisableIT_ARRM(LPTIM_TypeDef * LPTIMx)1330 __STATIC_INLINE void LL_LPTIM_DisableIT_ARRM(LPTIM_TypeDef *LPTIMx)
1331 {
1332   CLEAR_BIT(LPTIMx->IER, LPTIM_IER_ARRMIE);
1333 }
1334 
1335 /**
1336   * @brief  Indicates whether the autoreload match interrupt (ARRMIE) is enabled.
1337   * @rmtoll IER          ARRMIE        LL_LPTIM_IsEnabledIT_ARRM
1338   * @param  LPTIMx Low-Power Timer instance
1339   * @retval State of bit (1 or 0).
1340   */
LL_LPTIM_IsEnabledIT_ARRM(LPTIM_TypeDef * LPTIMx)1341 __STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_ARRM(LPTIM_TypeDef *LPTIMx)
1342 {
1343   return (((READ_BIT(LPTIMx->IER, LPTIM_IER_ARRMIE) == LPTIM_IER_ARRMIE)? 1UL : 0UL));
1344 }
1345 
1346 /**
1347   * @brief  Enable external trigger valid edge interrupt (EXTTRIGIE).
1348   * @rmtoll IER          EXTTRIGIE     LL_LPTIM_EnableIT_EXTTRIG
1349   * @param  LPTIMx Low-Power Timer instance
1350   * @retval None
1351   */
LL_LPTIM_EnableIT_EXTTRIG(LPTIM_TypeDef * LPTIMx)1352 __STATIC_INLINE void LL_LPTIM_EnableIT_EXTTRIG(LPTIM_TypeDef *LPTIMx)
1353 {
1354   SET_BIT(LPTIMx->IER, LPTIM_IER_EXTTRIGIE);
1355 }
1356 
1357 /**
1358   * @brief  Disable external trigger valid edge interrupt (EXTTRIGIE).
1359   * @rmtoll IER          EXTTRIGIE     LL_LPTIM_DisableIT_EXTTRIG
1360   * @param  LPTIMx Low-Power Timer instance
1361   * @retval None
1362   */
LL_LPTIM_DisableIT_EXTTRIG(LPTIM_TypeDef * LPTIMx)1363 __STATIC_INLINE void LL_LPTIM_DisableIT_EXTTRIG(LPTIM_TypeDef *LPTIMx)
1364 {
1365   CLEAR_BIT(LPTIMx->IER, LPTIM_IER_EXTTRIGIE);
1366 }
1367 
1368 /**
1369   * @brief  Indicates external trigger valid edge interrupt (EXTTRIGIE) is enabled.
1370   * @rmtoll IER          EXTTRIGIE     LL_LPTIM_IsEnabledIT_EXTTRIG
1371   * @param  LPTIMx Low-Power Timer instance
1372   * @retval State of bit (1 or 0).
1373   */
LL_LPTIM_IsEnabledIT_EXTTRIG(LPTIM_TypeDef * LPTIMx)1374 __STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_EXTTRIG(LPTIM_TypeDef *LPTIMx)
1375 {
1376   return (((READ_BIT(LPTIMx->IER, LPTIM_IER_EXTTRIGIE) == LPTIM_IER_EXTTRIGIE)? 1UL : 0UL));
1377 }
1378 
1379 /**
1380   * @brief  Enable compare register write completed interrupt (CMPOKIE).
1381   * @rmtoll IER          CMPOKIE       LL_LPTIM_EnableIT_CMPOK
1382   * @param  LPTIMx Low-Power Timer instance
1383   * @retval None
1384   */
LL_LPTIM_EnableIT_CMPOK(LPTIM_TypeDef * LPTIMx)1385 __STATIC_INLINE void LL_LPTIM_EnableIT_CMPOK(LPTIM_TypeDef *LPTIMx)
1386 {
1387   SET_BIT(LPTIMx->IER, LPTIM_IER_CMPOKIE);
1388 }
1389 
1390 /**
1391   * @brief  Disable compare register write completed interrupt (CMPOKIE).
1392   * @rmtoll IER          CMPOKIE       LL_LPTIM_DisableIT_CMPOK
1393   * @param  LPTIMx Low-Power Timer instance
1394   * @retval None
1395   */
LL_LPTIM_DisableIT_CMPOK(LPTIM_TypeDef * LPTIMx)1396 __STATIC_INLINE void LL_LPTIM_DisableIT_CMPOK(LPTIM_TypeDef *LPTIMx)
1397 {
1398   CLEAR_BIT(LPTIMx->IER, LPTIM_IER_CMPOKIE);
1399 }
1400 
1401 /**
1402   * @brief  Indicates whether the compare register write completed interrupt (CMPOKIE) is enabled.
1403   * @rmtoll IER          CMPOKIE       LL_LPTIM_IsEnabledIT_CMPOK
1404   * @param  LPTIMx Low-Power Timer instance
1405   * @retval State of bit (1 or 0).
1406   */
LL_LPTIM_IsEnabledIT_CMPOK(LPTIM_TypeDef * LPTIMx)1407 __STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_CMPOK(LPTIM_TypeDef *LPTIMx)
1408 {
1409   return (((READ_BIT(LPTIMx->IER, LPTIM_IER_CMPOKIE) == LPTIM_IER_CMPOKIE)? 1UL : 0UL));
1410 }
1411 
1412 /**
1413   * @brief  Enable autoreload register write completed interrupt (ARROKIE).
1414   * @rmtoll IER          ARROKIE       LL_LPTIM_EnableIT_ARROK
1415   * @param  LPTIMx Low-Power Timer instance
1416   * @retval None
1417   */
LL_LPTIM_EnableIT_ARROK(LPTIM_TypeDef * LPTIMx)1418 __STATIC_INLINE void LL_LPTIM_EnableIT_ARROK(LPTIM_TypeDef *LPTIMx)
1419 {
1420   SET_BIT(LPTIMx->IER, LPTIM_IER_ARROKIE);
1421 }
1422 
1423 /**
1424   * @brief  Disable autoreload register write completed interrupt (ARROKIE).
1425   * @rmtoll IER          ARROKIE       LL_LPTIM_DisableIT_ARROK
1426   * @param  LPTIMx Low-Power Timer instance
1427   * @retval None
1428   */
LL_LPTIM_DisableIT_ARROK(LPTIM_TypeDef * LPTIMx)1429 __STATIC_INLINE void LL_LPTIM_DisableIT_ARROK(LPTIM_TypeDef *LPTIMx)
1430 {
1431   CLEAR_BIT(LPTIMx->IER, LPTIM_IER_ARROKIE);
1432 }
1433 
1434 /**
1435   * @brief  Indicates whether the autoreload register write completed interrupt (ARROKIE) is enabled.
1436   * @rmtoll IER          ARROKIE       LL_LPTIM_IsEnabledIT_ARROK
1437   * @param  LPTIMx Low-Power Timer instance
1438   * @retval State of bit (1 or 0).
1439   */
LL_LPTIM_IsEnabledIT_ARROK(LPTIM_TypeDef * LPTIMx)1440 __STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_ARROK(LPTIM_TypeDef *LPTIMx)
1441 {
1442   return (((READ_BIT(LPTIMx->IER, LPTIM_IER_ARROKIE) == LPTIM_IER_ARROKIE)? 1UL : 0UL));
1443 }
1444 
1445 /**
1446   * @brief  Enable direction change to up interrupt (UPIE).
1447   * @rmtoll IER          UPIE          LL_LPTIM_EnableIT_UP
1448   * @param  LPTIMx Low-Power Timer instance
1449   * @retval None
1450   */
LL_LPTIM_EnableIT_UP(LPTIM_TypeDef * LPTIMx)1451 __STATIC_INLINE void LL_LPTIM_EnableIT_UP(LPTIM_TypeDef *LPTIMx)
1452 {
1453   SET_BIT(LPTIMx->IER, LPTIM_IER_UPIE);
1454 }
1455 
1456 /**
1457   * @brief  Disable direction change to up interrupt (UPIE).
1458   * @rmtoll IER          UPIE          LL_LPTIM_DisableIT_UP
1459   * @param  LPTIMx Low-Power Timer instance
1460   * @retval None
1461   */
LL_LPTIM_DisableIT_UP(LPTIM_TypeDef * LPTIMx)1462 __STATIC_INLINE void LL_LPTIM_DisableIT_UP(LPTIM_TypeDef *LPTIMx)
1463 {
1464   CLEAR_BIT(LPTIMx->IER, LPTIM_IER_UPIE);
1465 }
1466 
1467 /**
1468   * @brief  Indicates whether the direction change to up interrupt (UPIE) is enabled.
1469   * @rmtoll IER          UPIE          LL_LPTIM_IsEnabledIT_UP
1470   * @param  LPTIMx Low-Power Timer instance
1471   * @retval State of bit (1 or 0).
1472   */
LL_LPTIM_IsEnabledIT_UP(LPTIM_TypeDef * LPTIMx)1473 __STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_UP(LPTIM_TypeDef *LPTIMx)
1474 {
1475   return (((READ_BIT(LPTIMx->IER, LPTIM_IER_UPIE) == LPTIM_IER_UPIE)? 1UL : 0UL));
1476 }
1477 
1478 /**
1479   * @brief  Enable direction change to down interrupt (DOWNIE).
1480   * @rmtoll IER          DOWNIE        LL_LPTIM_EnableIT_DOWN
1481   * @param  LPTIMx Low-Power Timer instance
1482   * @retval None
1483   */
LL_LPTIM_EnableIT_DOWN(LPTIM_TypeDef * LPTIMx)1484 __STATIC_INLINE void LL_LPTIM_EnableIT_DOWN(LPTIM_TypeDef *LPTIMx)
1485 {
1486   SET_BIT(LPTIMx->IER, LPTIM_IER_DOWNIE);
1487 }
1488 
1489 /**
1490   * @brief  Disable direction change to down interrupt (DOWNIE).
1491   * @rmtoll IER          DOWNIE        LL_LPTIM_DisableIT_DOWN
1492   * @param  LPTIMx Low-Power Timer instance
1493   * @retval None
1494   */
LL_LPTIM_DisableIT_DOWN(LPTIM_TypeDef * LPTIMx)1495 __STATIC_INLINE void LL_LPTIM_DisableIT_DOWN(LPTIM_TypeDef *LPTIMx)
1496 {
1497   CLEAR_BIT(LPTIMx->IER, LPTIM_IER_DOWNIE);
1498 }
1499 
1500 /**
1501   * @brief  Indicates whether the direction change to down interrupt (DOWNIE) is enabled.
1502   * @rmtoll IER          DOWNIE        LL_LPTIM_IsEnabledIT_DOWN
1503   * @param  LPTIMx Low-Power Timer instance
1504   * @retval State of bit (1 or 0).
1505   */
LL_LPTIM_IsEnabledIT_DOWN(LPTIM_TypeDef * LPTIMx)1506 __STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_DOWN(LPTIM_TypeDef *LPTIMx)
1507 {
1508   return ((READ_BIT(LPTIMx->IER, LPTIM_IER_DOWNIE) == LPTIM_IER_DOWNIE)? 1UL : 0UL);
1509 }
1510 
1511 #if defined(LPTIM_RCR_REP)
1512 /**
1513   * @brief  Enable repetition register update successfully completed interrupt (REPOKIE).
1514   * @rmtoll IER          REPOKIE       LL_LPTIM_EnableIT_REPOK
1515   * @param  LPTIMx Low-Power Timer instance
1516   * @retval None
1517   */
LL_LPTIM_EnableIT_REPOK(LPTIM_TypeDef * LPTIMx)1518 __STATIC_INLINE void LL_LPTIM_EnableIT_REPOK(LPTIM_TypeDef *LPTIMx)
1519 {
1520   SET_BIT(LPTIMx->IER, LPTIM_IER_REPOKIE);
1521 }
1522 
1523 /**
1524   * @brief  Disable repetition register update successfully completed interrupt (REPOKIE).
1525   * @rmtoll IER          REPOKIE       LL_LPTIM_DisableIT_REPOK
1526   * @param  LPTIMx Low-Power Timer instance
1527   * @retval None
1528   */
LL_LPTIM_DisableIT_REPOK(LPTIM_TypeDef * LPTIMx)1529 __STATIC_INLINE void LL_LPTIM_DisableIT_REPOK(LPTIM_TypeDef *LPTIMx)
1530 {
1531   CLEAR_BIT(LPTIMx->IER, LPTIM_IER_REPOKIE);
1532 }
1533 
1534 /**
1535   * @brief  Indicates whether the repetition register update successfully completed interrupt (REPOKIE) is enabled.
1536   * @rmtoll IER          REPOKIE       LL_LPTIM_IsEnabledIT_REPOK
1537   * @param  LPTIMx Low-Power Timer instance
1538   * @retval State of bit (1 or 0).
1539   */
LL_LPTIM_IsEnabledIT_REPOK(LPTIM_TypeDef * LPTIMx)1540 __STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_REPOK(LPTIM_TypeDef *LPTIMx)
1541 {
1542   return ((READ_BIT(LPTIMx->IER, LPTIM_IER_REPOKIE) == (LPTIM_IER_REPOKIE)) ? 1UL : 0UL);
1543 }
1544 
1545 /**
1546   * @brief  Enable update event interrupt (UEIE).
1547   * @rmtoll IER          UEIE          LL_LPTIM_EnableIT_UE
1548   * @param  LPTIMx Low-Power Timer instance
1549   * @retval None
1550   */
LL_LPTIM_EnableIT_UE(LPTIM_TypeDef * LPTIMx)1551 __STATIC_INLINE void LL_LPTIM_EnableIT_UE(LPTIM_TypeDef *LPTIMx)
1552 {
1553   SET_BIT(LPTIMx->IER, LPTIM_IER_UEIE);
1554 }
1555 
1556 /**
1557   * @brief  Disable update event interrupt (UEIE).
1558   * @rmtoll IER          UEIE          LL_LPTIM_DisableIT_UE
1559   * @param  LPTIMx Low-Power Timer instance
1560   * @retval None
1561   */
LL_LPTIM_DisableIT_UE(LPTIM_TypeDef * LPTIMx)1562 __STATIC_INLINE void LL_LPTIM_DisableIT_UE(LPTIM_TypeDef *LPTIMx)
1563 {
1564   CLEAR_BIT(LPTIMx->IER, LPTIM_IER_UEIE);
1565 }
1566 
1567 /**
1568   * @brief  Indicates whether the update event interrupt (UEIE) is enabled.
1569   * @rmtoll IER          UEIE          LL_LPTIM_IsEnabledIT_UE
1570   * @param  LPTIMx Low-Power Timer instance
1571   * @retval State of bit (1 or 0).
1572   */
LL_LPTIM_IsEnabledIT_UE(LPTIM_TypeDef * LPTIMx)1573 __STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_UE(LPTIM_TypeDef *LPTIMx)
1574 {
1575   return ((READ_BIT(LPTIMx->IER, LPTIM_IER_UEIE) == (LPTIM_IER_UEIE)) ? 1UL : 0UL);
1576 }
1577 #endif
1578 /**
1579   * @}
1580   */
1581 
1582 /**
1583   * @}
1584   */
1585 
1586 /**
1587   * @}
1588   */
1589 
1590 #endif /* LPTIM1 || LPTIM2 */
1591 
1592 /**
1593   * @}
1594   */
1595 
1596 #ifdef __cplusplus
1597 }
1598 #endif
1599 
1600 #endif /* STM32L4xx_LL_LPTIM_H */
1601 
1602 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
1603