gr55xx_hal_pwm.h
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1 /**
2 ****************************************************************************************
3 *
4 * @file gr55xx_hal_pwm.h
5 * @author BLE Driver Team
6 * @brief Header file containing functions prototypes of PWM HAL library.
7 *
8 ****************************************************************************************
9 * @attention
10 #####Copyright (c) 2019 GOODIX
11 All rights reserved.
12
13 Redistribution and use in source and binary forms, with or without
14 modification, are permitted provided that the following conditions are met:
15 * Redistributions of source code must retain the above copyright
16 notice, this list of conditions and the following disclaimer.
17 * Redistributions in binary form must reproduce the above copyright
18 notice, this list of conditions and the following disclaimer in the
19 documentation and/or other materials provided with the distribution.
20 * Neither the name of GOODIX nor the names of its contributors may be used
21 to endorse or promote products derived from this software without
22 specific prior written permission.
23
24 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
25 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
28 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
31 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
32 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
33 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34 POSSIBILITY OF SUCH DAMAGE.
35 ****************************************************************************************
36 */
37
38 /** @addtogroup PERIPHERAL Peripheral Driver
39 * @{
40 */
41
42 /** @addtogroup HAL_DRIVER HAL Driver
43 * @{
44 */
45
46 /** @defgroup HAL_PWM PWM
47 * @brief PWM HAL module driver.
48 * @{
49 */
50
51 /* Define to prevent recursive inclusion -------------------------------------*/
52 #ifndef __GR55xx_HAL_PWM_H__
53 #define __GR55xx_HAL_PWM_H__
54
55 #ifdef __cplusplus
56 extern "C" {
57 #endif
58
59 /* Includes ------------------------------------------------------------------*/
60 #include "gr55xx_hal_def.h"
61 #include "gr55xx_ll_pwm.h"
62
63 /* Exported types ------------------------------------------------------------*/
64 /** @addtogroup HAL_PWM_ENUMERATIONS Enumerations
65 * @{
66 */
67
68 /** @defgroup HAL_PWM_state HAL PWM state
69 * @{
70 */
71
72 /**
73 * @brief HAL PWM State Enumerations definition
74 */
75 typedef enum
76 {
77 HAL_PWM_STATE_RESET = 0x00, /**< Peripheral is not initialized or disabled */
78 HAL_PWM_STATE_READY = 0x01, /**< Peripheral is initialized and ready for use */
79 HAL_PWM_STATE_BUSY = 0x02, /**< An internal process is ongoing */
80 HAL_PWM_STATE_ERROR = 0x04 /**< Reception process is ongoing */
81 } hal_pwm_state_t;
82 /** @} */
83
84 /** @defgroup HAL_PWM_active_channel HAL PWM active channel
85 * @{
86 */
87
88 /**
89 * @brief HAL PWM active channel Enumerations definition
90 */
91 typedef enum
92 {
93 HAL_PWM_ACTIVE_CHANNEL_A = 0x01, /**< The active channel is A */
94 HAL_PWM_ACTIVE_CHANNEL_B = 0x02, /**< The active channel is B */
95 HAL_PWM_ACTIVE_CHANNEL_C = 0x04, /**< The active channel is C */
96 HAL_PWM_ACTIVE_CHANNEL_ALL = 0x07, /**< The active channels are ALL */
97 HAL_PWM_ACTIVE_CHANNEL_CLEARED = 0x00 /**< All active channels are cleared */
98 } hal_pwm_active_channel_t;
99 /** @} */
100
101 /** @} */
102
103 /** @addtogroup HAL_PWM_STRUCTURES Structures
104 * @{
105 */
106
107 /** @defgroup PWM_Configuration PWM Configuration
108 * @{
109 */
110
111 /**
112 * @brief PWM Channel init Structure definition
113 */
114 typedef struct
115 {
116 uint8_t duty; /**< Specifies the duty in PWM output mode.
117 This parameter must be a number between 0 ~ 100.*/
118
119 uint8_t drive_polarity; /**< Specifies the drive polarity in PWM output mode.
120 This parameter can be a value of @ref PWM_Drive_Polarity.*/
121
122 } pwm_channel_init_t;
123
124 /**
125 * @brief PWM init Structure definition
126 */
127 typedef struct
128 {
129 uint32_t mode; /**< Specifies the PWM output mode state.
130 This parameter can be a value of @ref PWM_Mode */
131
132 uint32_t align; /**< Specifies the PWM alignment mode with three channels
133 This parameter can be a value of @ref PWM_Alignment_Mode */
134
135 uint32_t freq; /**< Specifies the PWM frequency.
136 This parameter must be a number between 0 ~ SystemFreq/2 (max = 32Mhz).*/
137
138 uint32_t bperiod; /**< Specifies the PWM breath period in breath mode. Unit: ms.
139 This parameter must be a number between 0 ~ 0xFFFFFFFF/SystemFreq*1000. */
140
141 uint32_t hperiod; /**< Specifies the PWM hold period in breath mode. Unit: ms.
142 This parameter must be a number between 0 ~ 0xFFFFFF/SystemFreq*1000. */
143
144 pwm_channel_init_t channel_a; /**< Specifies the configuration parameters of channel A. */
145
146 pwm_channel_init_t channel_b; /**< Specifies the configuration parameters of channel B. */
147
148 pwm_channel_init_t channel_c; /**< Specifies the configuration parameters of channel C. */
149
150 } pwm_init_t;
151 /** @} */
152
153 /** @defgroup PWM_handle PWM handle
154 * @{
155 */
156
157 /**
158 * @brief PWM handle Structure definition
159 */
160 typedef struct
161 {
162 pwm_regs_t *p_instance; /**< Register base address */
163
164 pwm_init_t init; /**< Required parameters for PWM Base */
165
166 hal_pwm_active_channel_t active_channel; /**< Active channel */
167
168 __IO hal_lock_t lock; /**< Lock object */
169
170 __IO hal_pwm_state_t state; /**< PWM operation state */
171
172 uint32_t retention[11]; /**< PWM important register information. */
173
174 } pwm_handle_t;
175
176 /** @} */
177
178 /** @} */
179
180 /** @addtogroup HAL_PWM_CALLBACK_STRUCTURES Callback Structures
181 * @{
182 */
183
184 /** @defgroup HAL_PWM_Callback Callback
185 * @{
186 */
187
188 /**
189 * @brief HAL_PWM Callback function definition
190 */
191
192 typedef struct _hal_pwm_callback
193 {
194 void (*pwm_msp_init)(pwm_handle_t *p_pwm); /**< PWM init MSP callback */
195 void (*pwm_msp_deinit)(pwm_handle_t *p_pwm); /**< PWM de-init MSP callback */
196 } hal_pwm_callback_t;
197
198 /** @} */
199
200 /** @} */
201
202 /**
203 * @defgroup HAL_PWM_MACRO Defines
204 * @{
205 */
206
207 /* Exported constants --------------------------------------------------------*/
208 /** @defgroup PWM_Exported_Constants PWM Exported Constants
209 * @{
210 */
211
212 /** @defgroup PWM_Mode PWM Mode
213 * @{
214 */
215 #define PWM_MODE_FLICKER LL_PWM_FLICKER_MODE /**< PWM flicker mode */
216 #define PWM_MODE_BREATH LL_PWM_BREATH_MODE /**< PWM breath mode */
217 /** @} */
218
219 /** @defgroup PWM_Alignment_Mode PWM Pulses Aligned.
220 * @{
221 */
222 #define PWM_ALIGNED_EDGE LL_PWM_EDGE_ALIGNED /**< PWM edge-aligned */
223 #define PWM_ALIGNED_CENTER LL_PWM_CENTER_ALIGNED /**< PWM center-aligned */
224 /** @} */
225
226 /** @defgroup PWM_Drive_Polarity PWM Drive Polarity
227 * @{
228 */
229 #define PWM_DRIVEPOLARITY_NEGATIVE LL_PWM_DRIVEPOLARITY_NEGATIVE /**< PWM led-negative-drive mode */
230 #define PWM_DRIVEPOLARITY_POSITIVE LL_PWM_DRIVEPOLARITY_POSITIVE /**< PWM led-positive-drive mode */
231 /** @} */
232 /** @} */
233
234 /* Exported macro ------------------------------------------------------------*/
235 /** @defgroup PWM_Exported_Macros PWM Exported Macros
236 * @{
237 */
238
239 /** @brief Reset PWM handle states.
240 * @param __HANDLE__ PWM handle.
241 * @retval None
242 */
243 #define __HAL_PWM_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->state = HAL_PWM_STATE_RESET)
244
245 /** @brief Enable the specified PWM peripheral.
246 * @param __HANDLE__ specifies the PWM Handle.
247 * @retval None
248 */
249 #define __HAL_PWM_ENABLE(__HANDLE__) SET_BITS((__HANDLE__)->p_instance->MODE, PWM_MODE_EN)
250
251 /** @brief Disable the specified PWM peripheral.
252 * @param __HANDLE__ specifies the PWM Handle.
253 * @retval None
254 */
255 #define __HAL_PWM_DISABLE(__HANDLE__) CLEAR_BITS((__HANDLE__)->p_instance->MODE, PWM_MODE_EN)
256
257 /** @brief Enable PWM breath mode.
258 * @param __HANDLE__ specifies the PWM Handle.
259 * @retval None
260 */
261 #define __HAL_PWM_ENABLE_BREATH(__HANDLE__) SET_BITS((__HANDLE__)->p_instance->MODE, PWM_MODE_BREATHEN)
262
263 /** @brief Disable PWM breath mode.
264 * @param __HANDLE__ specifies the PWM Handle.
265 * @retval None
266 */
267 #define __HAL_PWM_DISABLE_BREATH(__HANDLE__) CLEAR_BITS((__HANDLE__)->p_instance->MODE, PWM_MODE_BREATHEN)
268
269 /** @} */
270
271 /* Private macros ------------------------------------------------------------*/
272 /** @defgroup PWM_Private_Macro PWM Private Macros
273 * @{
274 */
275
276 /**
277 * @brief Check if PWM mode is valid.
278 * @param __MODE__ PWM mode.
279 * @retval SET (__MODE__ is valid) or RESET (__MODE__ is invalid)
280 */
281 #define IS_PWM_MODE(__MODE__) (((__MODE__) == PWM_MODE_FLICKER) || \
282 ((__MODE__) == PWM_MODE_BREATH))
283
284 /**
285 * @brief Check if PWM Alignment mode is valid.
286 * @param __MODE__ PWM Alignment mode.
287 * @retval SET (__MODE__ is valid) or RESET (__MODE__ is invalid)
288 */
289 #define IS_PWM_ALIGNMENT_MODE(__MODE__) (((__MODE__) == PWM_EDGE) || \
290 ((__MODE__) == PWM_CENTER))
291
292 /**
293 * @brief Check if PWM drive polarity is valid.
294 * @param __POLARITY__ PWM drive polarity.
295 * @retval SET (__POLARITY__ is valid) or RESET (__POLARITY__ is invalid)
296 */
297 #define IS_PWM_DRIVEPOLARITY(__POLARITY__) (((__POLARITY__) == PWM_DRIVEPOLARITY_NEGATIVE) || \
298 ((__POLARITY__) == PWM_DRIVEPOLARITY_POSITIVE))
299
300 /** @} */
301
302 /** @} */
303
304
305 /* Exported functions --------------------------------------------------------*/
306 /** @addtogroup HAL_PWM_DRIVER_FUNCTIONS Functions
307 * @{
308 */
309
310 /** @addtogroup PWM_Exported_Functions_Group1 Initialization and de-initialization functions
311 * @brief Initialization and de-initialization functions
312 *
313 * @verbatim
314 ===============================================================================
315 ##### Initialization and de-initialization functions #####
316 ===============================================================================
317 [..]
318 This subsection provides a set of functions allowing to initialize the PWMx.
319 (+) The parameters below can only be configured in breath mode:
320 (++) BreathPeriod
321 (++) HoldPeriod
322
323 @endverbatim
324 * @{
325 */
326
327 /**
328 ****************************************************************************************
329 * @brief Initialize the PWM mode according to the specified
330 * parameters in the pwm_init_t and initialize the associated handle.
331 * @param[in] p_pwm: Pointer to a PWM handle that contains the configuration information for the specified PWM module.
332 * @retval ::HAL_OK: Operation is OK.
333 * @retval ::HAL_ERROR: Parameter error or operation not supported.
334 * @retval ::HAL_BUSY: Driver is busy.
335 * @retval ::HAL_TIMEOUT: Timeout occurred.
336 ****************************************************************************************
337 */
338 hal_status_t hal_pwm_init(pwm_handle_t *p_pwm);
339
340 /**
341 ****************************************************************************************
342 * @brief De-initialize the PWM peripheral.
343 * @param[in] p_pwm: Pointer to a PWM handle that contains the configuration information for the specified PWM module.
344 * @retval ::HAL_OK: Operation is OK.
345 * @retval ::HAL_ERROR: Parameter error or operation not supported.
346 * @retval ::HAL_BUSY: Driver is busy.
347 * @retval ::HAL_TIMEOUT: Timeout occurred.
348 ****************************************************************************************
349 */
350 hal_status_t hal_pwm_deinit(pwm_handle_t *p_pwm);
351
352 /**
353 ****************************************************************************************
354 * @brief Initialize the PWM MSP.
355 * @note This function should not be modified. When the callback is needed,
356 the hal_pwm_msp_init can be implemented in the user file.
357 * @param[in] p_pwm: Pointer to a PWM handle that contains the configuration information for the specified PWM module.
358 ****************************************************************************************
359 */
360 void hal_pwm_msp_init(pwm_handle_t *p_pwm);
361
362 /**
363 ****************************************************************************************
364 * @brief De-initialize the PWM MSP.
365 * @note This function should not be modified. When the callback is needed,
366 the hal_pwm_msp_deinit can be implemented in the user file.
367 * @param[in] p_pwm: Pointer to a PWM handle that contains the configuration information for the specified PWM module.
368 ****************************************************************************************
369 */
370 void hal_pwm_msp_deinit(pwm_handle_t *p_pwm);
371
372 /** @} */
373
374 /** @addtogroup PWM_Exported_Functions_Group2 IO operation functions
375 * @brief IO operation functions
376 *
377 @verbatim
378 ==============================================================================
379 ##### IO operation functions #####
380 ==============================================================================
381 [..]
382 This section provides functions allowing to:
383 (+) Start the PWM.
384 (+) Stop the PWM.
385 (+) Configure the specified PWM channel.
386
387 @endverbatim
388 * @{
389 */
390
391 /**
392 ****************************************************************************************
393 * @brief Starts the PWM signal generation on the output.
394 * @param[in] p_pwm: Pointer to a PWM handle that contains the configuration information for the specified PWM module.
395 * @retval ::HAL_OK: Operation is OK.
396 * @retval ::HAL_ERROR: Parameter error or operation not supported.
397 * @retval ::HAL_BUSY: Driver is busy.
398 * @retval ::HAL_TIMEOUT: Timeout occurred.
399 ****************************************************************************************
400 */
401 hal_status_t hal_pwm_start(pwm_handle_t *p_pwm);
402
403 /**
404 ****************************************************************************************
405 * @brief Stops the PWM signal generation on the output.
406 * @param[in] p_pwm: Pointer to a PWM handle that contains the configuration information for the specified PWM module.
407 * @retval ::HAL_OK: Operation is OK.
408 * @retval ::HAL_ERROR: Parameter error or operation not supported.
409 * @retval ::HAL_BUSY: Driver is busy.
410 * @retval ::HAL_TIMEOUT: Timeout occurred.
411 ****************************************************************************************
412 */
413 hal_status_t hal_pwm_stop(pwm_handle_t *p_pwm);
414
415 /**
416 ****************************************************************************************
417 * @brief Update the PWM frequency on the output.
418 * @param[in] p_pwm: Pointer to a PWM handle that contains the configuration information for the specified PWM module.
419 * @param[in] freq: This parameter ranges between min = 0 and max = SystemFreq / 2.
420 * @retval ::HAL_OK: Operation is OK.
421 * @retval ::HAL_ERROR: Parameter error or operation not supported.
422 * @retval ::HAL_BUSY: Driver is busy.
423 * @retval ::HAL_TIMEOUT: Timeout occurred.
424 ****************************************************************************************
425 */
426 hal_status_t hal_pwm_update_freq(pwm_handle_t *p_pwm, uint32_t freq);
427
428 /**
429 ****************************************************************************************
430 * @brief Suspend some registers related to PWM configuration before sleep.
431 * @param[in] p_pwm: Pointer to a PWM handle which contains the configuration
432 * information for the specified PWM module.
433 * @retval ::HAL_OK: Operation is OK.
434 * @retval ::HAL_ERROR: Parameter error or operation not supported.
435 * @retval ::HAL_BUSY: Driver is busy.
436 * @retval ::HAL_TIMEOUT: Timeout occurred.
437 ****************************************************************************************
438 */
439 hal_status_t hal_pwm_suspend_reg(pwm_handle_t *p_pwm);
440
441 /**
442 ****************************************************************************************
443 * @brief Restore some registers related to PWM configuration after sleep.
444 * This function must be used in conjunction with the hal_pwm_suspend_reg().
445 * @param[in] p_pwm: Pointer to a PWM handle which contains the configuration
446 * information for the specified PWM module.
447 * @retval ::HAL_OK: Operation is OK.
448 * @retval ::HAL_ERROR: Parameter error or operation not supported.
449 * @retval ::HAL_BUSY: Driver is busy.
450 * @retval ::HAL_TIMEOUT: Timeout occurred.
451 ****************************************************************************************
452 */
453 hal_status_t hal_pwm_resume_reg(pwm_handle_t *p_pwm);
454
455 /**
456 ****************************************************************************************
457 * @brief Initialize the PWM channels according to the specified
458 * parameters in the pwm_init_t.
459 * @param[in] p_pwm: Pointer to a PWM handle that contains the configuration information for the specified PWM module.
460 * @param[in] p_config: PWM Channels configuration structure.
461 * @param[in] channel: PWM Channels to be configured.
462 * This parameter can be one of the following values:
463 * @arg @ref HAL_PWM_ACTIVE_CHANNEL_A :PWM Channel A is active
464 * @arg @ref HAL_PWM_ACTIVE_CHANNEL_B :PWM Channel B is active
465 * @arg @ref HAL_PWM_ACTIVE_CHANNEL_C :PWM Channel C is active
466 * @arg @ref HAL_PWM_ACTIVE_CHANNEL_ALL :All Channels are active
467 * @retval ::HAL_OK: Operation is OK.
468 * @retval ::HAL_ERROR: Parameter error or operation not supported.
469 * @retval ::HAL_BUSY: Driver is busy.
470 * @retval ::HAL_TIMEOUT: Timeout occurred.
471 ****************************************************************************************
472 */
473 hal_status_t hal_pwm_config_channel(pwm_handle_t *p_pwm, pwm_channel_init_t *p_config, hal_pwm_active_channel_t channel);
474
475 /** @} */
476
477 /** @addtogroup PWM_Exported_Functions_Group3 Peripheral Control and State functions
478 * @brief PWM Peripheral State functions
479 *
480 @verbatim
481 ==============================================================================
482 ##### Peripheral Control and State functions #####
483 ==============================================================================
484 [..]
485 This subsection provides functions allowing to :
486 (+) Return the PWM handle state.
487
488 @endverbatim
489 * @{
490 */
491
492 /**
493 ****************************************************************************************
494 * @brief Return the PWM handle state.
495 * @param[in] p_pwm: Pointer to a PWM handle that contains the configuration
496 * information for the specified PWM module.
497 * @retval ::HAL_PWM_STATE_RESET: Peripheral is not initialized or disabled.
498 * @retval ::HAL_PWM_STATE_READY: Peripheral is initialized and ready for use.
499 * @retval ::HAL_PWM_STATE_BUSY: An internal process is ongoing.
500 * @retval ::HAL_PWM_STATE_ERROR: Reception process is ongoing.
501 ****************************************************************************************
502 */
503 hal_pwm_state_t hal_pwm_get_state(pwm_handle_t *p_pwm);
504
505 /** @} */
506
507 /** @} */
508
509 #ifdef __cplusplus
510 }
511 #endif
512
513 #endif /* __GR55xx_HAL_PWM_H__ */
514
515 /** @} */
516
517 /** @} */
518
519 /** @} */
hal_lock_t
hal_lock_t
HAL Lock structures definition.
Definition: gr55xx_hal_def.h:81
pwm_init_t
PWM init Structure definition.
Definition: gr55xx_hal_pwm.h:128
hal_pwm_suspend_reg
hal_status_t hal_pwm_suspend_reg(pwm_handle_t *p_pwm)
Suspend some registers related to PWM configuration before sleep.
hal_pwm_init
hal_status_t hal_pwm_init(pwm_handle_t *p_pwm)
Initialize the PWM mode according to the specified parameters in the pwm_init_t and initialize the as...
HAL_PWM_STATE_ERROR
@ HAL_PWM_STATE_ERROR
Definition: gr55xx_hal_pwm.h:80
_hal_pwm_callback
HAL_PWM Callback function definition.
Definition: gr55xx_hal_pwm.h:193
pwm_channel_init_t
PWM Channel init Structure definition.
Definition: gr55xx_hal_pwm.h:115
HAL_PWM_STATE_BUSY
@ HAL_PWM_STATE_BUSY
Definition: gr55xx_hal_pwm.h:79
pwm_handle_t::p_instance
pwm_regs_t * p_instance
Definition: gr55xx_hal_pwm.h:162
hal_pwm_msp_deinit
void hal_pwm_msp_deinit(pwm_handle_t *p_pwm)
De-initialize the PWM MSP.
pwm_init_t::mode
uint32_t mode
Definition: gr55xx_hal_pwm.h:129
pwm_init_t::hperiod
uint32_t hperiod
Definition: gr55xx_hal_pwm.h:141
HAL_PWM_STATE_READY
@ HAL_PWM_STATE_READY
Definition: gr55xx_hal_pwm.h:78
hal_pwm_state_t
hal_pwm_state_t
HAL PWM State Enumerations definition.
Definition: gr55xx_hal_pwm.h:76
pwm_init_t::freq
uint32_t freq
Definition: gr55xx_hal_pwm.h:135
hal_pwm_deinit
hal_status_t hal_pwm_deinit(pwm_handle_t *p_pwm)
De-initialize the PWM peripheral.
hal_pwm_callback_t
struct _hal_pwm_callback hal_pwm_callback_t
HAL_PWM Callback function definition.
HAL_PWM_ACTIVE_CHANNEL_C
@ HAL_PWM_ACTIVE_CHANNEL_C
Definition: gr55xx_hal_pwm.h:95
pwm_handle_t::init
pwm_init_t init
Definition: gr55xx_hal_pwm.h:164
pwm_init_t::channel_c
pwm_channel_init_t channel_c
Definition: gr55xx_hal_pwm.h:148
HAL_PWM_ACTIVE_CHANNEL_B
@ HAL_PWM_ACTIVE_CHANNEL_B
Definition: gr55xx_hal_pwm.h:94
hal_pwm_stop
hal_status_t hal_pwm_stop(pwm_handle_t *p_pwm)
Stops the PWM signal generation on the output.
hal_pwm_resume_reg
hal_status_t hal_pwm_resume_reg(pwm_handle_t *p_pwm)
Restore some registers related to PWM configuration after sleep. This function must be used in conjun...
pwm_handle_t::lock
__IO hal_lock_t lock
Definition: gr55xx_hal_pwm.h:168
hal_pwm_active_channel_t
hal_pwm_active_channel_t
HAL PWM active channel Enumerations definition.
Definition: gr55xx_hal_pwm.h:92
gr55xx_ll_pwm.h
Header file containing functions prototypes of PWM LL library.
pwm_handle_t
PWM handle Structure definition.
Definition: gr55xx_hal_pwm.h:161
HAL_PWM_STATE_RESET
@ HAL_PWM_STATE_RESET
Definition: gr55xx_hal_pwm.h:77
pwm_init_t::channel_b
pwm_channel_init_t channel_b
Definition: gr55xx_hal_pwm.h:146
HAL_PWM_ACTIVE_CHANNEL_ALL
@ HAL_PWM_ACTIVE_CHANNEL_ALL
Definition: gr55xx_hal_pwm.h:96
hal_status_t
hal_status_t
HAL Status structures definition.
Definition: gr55xx_hal_def.h:70
hal_pwm_start
hal_status_t hal_pwm_start(pwm_handle_t *p_pwm)
Starts the PWM signal generation on the output.
pwm_init_t::align
uint32_t align
Definition: gr55xx_hal_pwm.h:132
pwm_handle_t::state
__IO hal_pwm_state_t state
Definition: gr55xx_hal_pwm.h:170
HAL_PWM_ACTIVE_CHANNEL_A
@ HAL_PWM_ACTIVE_CHANNEL_A
Definition: gr55xx_hal_pwm.h:93
hal_pwm_get_state
hal_pwm_state_t hal_pwm_get_state(pwm_handle_t *p_pwm)
Return the PWM handle state.
_hal_pwm_callback::pwm_msp_init
void(* pwm_msp_init)(pwm_handle_t *p_pwm)
Definition: gr55xx_hal_pwm.h:194
pwm_channel_init_t::drive_polarity
uint8_t drive_polarity
Definition: gr55xx_hal_pwm.h:119
hal_pwm_msp_init
void hal_pwm_msp_init(pwm_handle_t *p_pwm)
Initialize the PWM MSP.
hal_pwm_config_channel
hal_status_t hal_pwm_config_channel(pwm_handle_t *p_pwm, pwm_channel_init_t *p_config, hal_pwm_active_channel_t channel)
Initialize the PWM channels according to the specified parameters in the pwm_init_t.
pwm_channel_init_t::duty
uint8_t duty
Definition: gr55xx_hal_pwm.h:116
HAL_PWM_ACTIVE_CHANNEL_CLEARED
@ HAL_PWM_ACTIVE_CHANNEL_CLEARED
Definition: gr55xx_hal_pwm.h:97
pwm_init_t::bperiod
uint32_t bperiod
Definition: gr55xx_hal_pwm.h:138
hal_pwm_update_freq
hal_status_t hal_pwm_update_freq(pwm_handle_t *p_pwm, uint32_t freq)
Update the PWM frequency on the output.
gr55xx_hal_def.h
This file contains HAL common definitions, enumeration, macros and structures definitions.
pwm_init_t::channel_a
pwm_channel_init_t channel_a
Definition: gr55xx_hal_pwm.h:144
pwm_handle_t::active_channel
hal_pwm_active_channel_t active_channel
Definition: gr55xx_hal_pwm.h:166
_hal_pwm_callback::pwm_msp_deinit
void(* pwm_msp_deinit)(pwm_handle_t *p_pwm)
Definition: gr55xx_hal_pwm.h:195