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56 mjames 1
/**
2
  ******************************************************************************
3
  * @file    stm32l1xx_ll_tim.c
4
  * @author  MCD Application Team
5
  * @brief   TIM LL module driver.
6
  ******************************************************************************
7
  * @attention
8
  *
9
  * <h2><center>&copy; Copyright (c) 2016 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
#if defined(USE_FULL_LL_DRIVER)
20
 
21
/* Includes ------------------------------------------------------------------*/
22
#include "stm32l1xx_ll_tim.h"
23
#include "stm32l1xx_ll_bus.h"
24
 
25
#ifdef  USE_FULL_ASSERT
26
#include "stm32_assert.h"
27
#else
28
#define assert_param(expr) ((void)0U)
29
#endif /* USE_FULL_ASSERT */
30
 
31
/** @addtogroup STM32L1xx_LL_Driver
32
  * @{
33
  */
34
 
35
#if defined (TIM2) || defined (TIM3) || defined (TIM4) || defined (TIM5) || defined (TIM9) || defined (TIM10) || defined (TIM11) || defined (TIM6) || defined (TIM7)
36
 
37
/** @addtogroup TIM_LL
38
  * @{
39
  */
40
 
41
/* Private types -------------------------------------------------------------*/
42
/* Private variables ---------------------------------------------------------*/
43
/* Private constants ---------------------------------------------------------*/
44
/* Private macros ------------------------------------------------------------*/
45
/** @addtogroup TIM_LL_Private_Macros
46
  * @{
47
  */
48
#define IS_LL_TIM_COUNTERMODE(__VALUE__) (((__VALUE__) == LL_TIM_COUNTERMODE_UP) \
49
                                          || ((__VALUE__) == LL_TIM_COUNTERMODE_DOWN) \
50
                                          || ((__VALUE__) == LL_TIM_COUNTERMODE_CENTER_UP) \
51
                                          || ((__VALUE__) == LL_TIM_COUNTERMODE_CENTER_DOWN) \
52
                                          || ((__VALUE__) == LL_TIM_COUNTERMODE_CENTER_UP_DOWN))
53
 
54
#define IS_LL_TIM_CLOCKDIVISION(__VALUE__) (((__VALUE__) == LL_TIM_CLOCKDIVISION_DIV1) \
55
                                            || ((__VALUE__) == LL_TIM_CLOCKDIVISION_DIV2) \
56
                                            || ((__VALUE__) == LL_TIM_CLOCKDIVISION_DIV4))
57
 
58
#define IS_LL_TIM_OCMODE(__VALUE__) (((__VALUE__) == LL_TIM_OCMODE_FROZEN) \
59
                                     || ((__VALUE__) == LL_TIM_OCMODE_ACTIVE) \
60
                                     || ((__VALUE__) == LL_TIM_OCMODE_INACTIVE) \
61
                                     || ((__VALUE__) == LL_TIM_OCMODE_TOGGLE) \
62
                                     || ((__VALUE__) == LL_TIM_OCMODE_FORCED_INACTIVE) \
63
                                     || ((__VALUE__) == LL_TIM_OCMODE_FORCED_ACTIVE) \
64
                                     || ((__VALUE__) == LL_TIM_OCMODE_PWM1) \
65
                                     || ((__VALUE__) == LL_TIM_OCMODE_PWM2))
66
 
67
#define IS_LL_TIM_OCSTATE(__VALUE__) (((__VALUE__) == LL_TIM_OCSTATE_DISABLE) \
68
                                      || ((__VALUE__) == LL_TIM_OCSTATE_ENABLE))
69
 
70
#define IS_LL_TIM_OCPOLARITY(__VALUE__) (((__VALUE__) == LL_TIM_OCPOLARITY_HIGH) \
71
                                         || ((__VALUE__) == LL_TIM_OCPOLARITY_LOW))
72
 
73
#define IS_LL_TIM_ACTIVEINPUT(__VALUE__) (((__VALUE__) == LL_TIM_ACTIVEINPUT_DIRECTTI) \
74
                                          || ((__VALUE__) == LL_TIM_ACTIVEINPUT_INDIRECTTI) \
75
                                          || ((__VALUE__) == LL_TIM_ACTIVEINPUT_TRC))
76
 
77
#define IS_LL_TIM_ICPSC(__VALUE__) (((__VALUE__) == LL_TIM_ICPSC_DIV1) \
78
                                    || ((__VALUE__) == LL_TIM_ICPSC_DIV2) \
79
                                    || ((__VALUE__) == LL_TIM_ICPSC_DIV4) \
80
                                    || ((__VALUE__) == LL_TIM_ICPSC_DIV8))
81
 
82
#define IS_LL_TIM_IC_FILTER(__VALUE__) (((__VALUE__) == LL_TIM_IC_FILTER_FDIV1) \
83
                                        || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV1_N2) \
84
                                        || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV1_N4) \
85
                                        || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV1_N8) \
86
                                        || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV2_N6) \
87
                                        || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV2_N8) \
88
                                        || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV4_N6) \
89
                                        || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV4_N8) \
90
                                        || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV8_N6) \
91
                                        || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV8_N8) \
92
                                        || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV16_N5) \
93
                                        || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV16_N6) \
94
                                        || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV16_N8) \
95
                                        || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV32_N5) \
96
                                        || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV32_N6) \
97
                                        || ((__VALUE__) == LL_TIM_IC_FILTER_FDIV32_N8))
98
 
99
#define IS_LL_TIM_IC_POLARITY(__VALUE__) (((__VALUE__) == LL_TIM_IC_POLARITY_RISING) \
100
                                          || ((__VALUE__) == LL_TIM_IC_POLARITY_FALLING) \
101
                                          || ((__VALUE__) == LL_TIM_IC_POLARITY_BOTHEDGE))
102
 
103
#define IS_LL_TIM_ENCODERMODE(__VALUE__) (((__VALUE__) == LL_TIM_ENCODERMODE_X2_TI1) \
104
                                          || ((__VALUE__) == LL_TIM_ENCODERMODE_X2_TI2) \
105
                                          || ((__VALUE__) == LL_TIM_ENCODERMODE_X4_TI12))
106
 
107
#define IS_LL_TIM_IC_POLARITY_ENCODER(__VALUE__) (((__VALUE__) == LL_TIM_IC_POLARITY_RISING) \
108
                                                  || ((__VALUE__) == LL_TIM_IC_POLARITY_FALLING))
109
/**
110
  * @}
111
  */
112
 
113
 
114
/* Private function prototypes -----------------------------------------------*/
115
/** @defgroup TIM_LL_Private_Functions TIM Private Functions
116
  * @{
117
  */
118
static ErrorStatus OC1Config(TIM_TypeDef *TIMx, LL_TIM_OC_InitTypeDef *TIM_OCInitStruct);
119
static ErrorStatus OC2Config(TIM_TypeDef *TIMx, LL_TIM_OC_InitTypeDef *TIM_OCInitStruct);
120
static ErrorStatus OC3Config(TIM_TypeDef *TIMx, LL_TIM_OC_InitTypeDef *TIM_OCInitStruct);
121
static ErrorStatus OC4Config(TIM_TypeDef *TIMx, LL_TIM_OC_InitTypeDef *TIM_OCInitStruct);
122
static ErrorStatus IC1Config(TIM_TypeDef *TIMx, LL_TIM_IC_InitTypeDef *TIM_ICInitStruct);
123
static ErrorStatus IC2Config(TIM_TypeDef *TIMx, LL_TIM_IC_InitTypeDef *TIM_ICInitStruct);
124
static ErrorStatus IC3Config(TIM_TypeDef *TIMx, LL_TIM_IC_InitTypeDef *TIM_ICInitStruct);
125
static ErrorStatus IC4Config(TIM_TypeDef *TIMx, LL_TIM_IC_InitTypeDef *TIM_ICInitStruct);
126
/**
127
  * @}
128
  */
129
 
130
/* Exported functions --------------------------------------------------------*/
131
/** @addtogroup TIM_LL_Exported_Functions
132
  * @{
133
  */
134
 
135
/** @addtogroup TIM_LL_EF_Init
136
  * @{
137
  */
138
 
139
/**
140
  * @brief  Set TIMx registers to their reset values.
141
  * @param  TIMx Timer instance
142
  * @retval An ErrorStatus enumeration value:
143
  *          - SUCCESS: TIMx registers are de-initialized
144
  *          - ERROR: invalid TIMx instance
145
  */
146
ErrorStatus LL_TIM_DeInit(TIM_TypeDef *TIMx)
147
{
148
  ErrorStatus result = SUCCESS;
149
 
150
  /* Check the parameters */
151
  assert_param(IS_TIM_INSTANCE(TIMx));
152
 
153
  if (TIMx == TIM2)
154
  {
155
    LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_TIM2);
156
    LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_TIM2);
157
  }
158
#if defined(TIM3)
159
  else if (TIMx == TIM3)
160
  {
161
    LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_TIM3);
162
    LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_TIM3);
163
  }
164
#endif /* TIM3 */
165
#if defined(TIM4)
166
  else if (TIMx == TIM4)
167
  {
168
    LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_TIM4);
169
    LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_TIM4);
170
  }
171
#endif /* TIM4 */
172
#if defined(TIM5)
173
  else if (TIMx == TIM5)
174
  {
175
    LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_TIM5);
176
    LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_TIM5);
177
  }
178
#endif /* TIM5 */
179
#if defined(TIM6)
180
  else if (TIMx == TIM6)
181
  {
182
    LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_TIM6);
183
    LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_TIM6);
184
  }
185
#endif /* TIM6 */
186
#if defined(TIM7)
187
  else if (TIMx == TIM7)
188
  {
189
    LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_TIM7);
190
    LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_TIM7);
191
  }
192
#endif /* TIM7 */
193
#if defined(TIM9)
194
  else if (TIMx == TIM9)
195
  {
196
    LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_TIM9);
197
    LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_TIM9);
198
  }
199
#endif /* TIM9 */
200
#if defined(TIM10)
201
  else if (TIMx == TIM10)
202
  {
203
    LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_TIM10);
204
    LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_TIM10);
205
  }
206
#endif /* TIM10 */
207
#if defined(TIM11)
208
  else if (TIMx == TIM11)
209
  {
210
    LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_TIM11);
211
    LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_TIM11);
212
  }
213
#endif /* TIM11 */
214
  else
215
  {
216
    result = ERROR;
217
  }
218
 
219
  return result;
220
}
221
 
222
/**
223
  * @brief  Set the fields of the time base unit configuration data structure
224
  *         to their default values.
225
  * @param  TIM_InitStruct pointer to a @ref LL_TIM_InitTypeDef structure (time base unit configuration data structure)
226
  * @retval None
227
  */
228
void LL_TIM_StructInit(LL_TIM_InitTypeDef *TIM_InitStruct)
229
{
230
  /* Set the default configuration */
231
  TIM_InitStruct->Prescaler         = (uint16_t)0x0000;
232
  TIM_InitStruct->CounterMode       = LL_TIM_COUNTERMODE_UP;
233
  TIM_InitStruct->Autoreload        = 0xFFFFFFFFU;
234
  TIM_InitStruct->ClockDivision     = LL_TIM_CLOCKDIVISION_DIV1;
235
}
236
 
237
/**
238
  * @brief  Configure the TIMx time base unit.
239
  * @param  TIMx Timer Instance
61 mjames 240
  * @param  TIM_InitStruct pointer to a @ref LL_TIM_InitTypeDef structure
241
  *         (TIMx time base unit configuration data structure)
56 mjames 242
  * @retval An ErrorStatus enumeration value:
243
  *          - SUCCESS: TIMx registers are de-initialized
244
  *          - ERROR: not applicable
245
  */
246
ErrorStatus LL_TIM_Init(TIM_TypeDef *TIMx, LL_TIM_InitTypeDef *TIM_InitStruct)
247
{
248
  uint32_t tmpcr1;
249
 
250
  /* Check the parameters */
251
  assert_param(IS_TIM_INSTANCE(TIMx));
252
  assert_param(IS_LL_TIM_COUNTERMODE(TIM_InitStruct->CounterMode));
253
  assert_param(IS_LL_TIM_CLOCKDIVISION(TIM_InitStruct->ClockDivision));
254
 
255
  tmpcr1 = LL_TIM_ReadReg(TIMx, CR1);
256
 
257
  if (IS_TIM_COUNTER_MODE_SELECT_INSTANCE(TIMx))
258
  {
259
    /* Select the Counter Mode */
260
    MODIFY_REG(tmpcr1, (TIM_CR1_DIR | TIM_CR1_CMS), TIM_InitStruct->CounterMode);
261
  }
262
 
263
  if (IS_TIM_CLOCK_DIVISION_INSTANCE(TIMx))
264
  {
265
    /* Set the clock division */
266
    MODIFY_REG(tmpcr1, TIM_CR1_CKD, TIM_InitStruct->ClockDivision);
267
  }
268
 
269
  /* Write to TIMx CR1 */
270
  LL_TIM_WriteReg(TIMx, CR1, tmpcr1);
271
 
272
  /* Set the Autoreload value */
273
  LL_TIM_SetAutoReload(TIMx, TIM_InitStruct->Autoreload);
274
 
275
  /* Set the Prescaler value */
276
  LL_TIM_SetPrescaler(TIMx, TIM_InitStruct->Prescaler);
277
  /* Generate an update event to reload the Prescaler
278
     and the repetition counter value (if applicable) immediately */
279
  LL_TIM_GenerateEvent_UPDATE(TIMx);
280
 
281
  return SUCCESS;
282
}
283
 
284
/**
285
  * @brief  Set the fields of the TIMx output channel configuration data
286
  *         structure to their default values.
61 mjames 287
  * @param  TIM_OC_InitStruct pointer to a @ref LL_TIM_OC_InitTypeDef structure
288
  *         (the output channel configuration data structure)
56 mjames 289
  * @retval None
290
  */
291
void LL_TIM_OC_StructInit(LL_TIM_OC_InitTypeDef *TIM_OC_InitStruct)
292
{
293
  /* Set the default configuration */
294
  TIM_OC_InitStruct->OCMode       = LL_TIM_OCMODE_FROZEN;
295
  TIM_OC_InitStruct->OCState      = LL_TIM_OCSTATE_DISABLE;
296
  TIM_OC_InitStruct->CompareValue = 0x00000000U;
297
  TIM_OC_InitStruct->OCPolarity   = LL_TIM_OCPOLARITY_HIGH;
298
}
299
 
300
/**
301
  * @brief  Configure the TIMx output channel.
302
  * @param  TIMx Timer Instance
303
  * @param  Channel This parameter can be one of the following values:
304
  *         @arg @ref LL_TIM_CHANNEL_CH1
305
  *         @arg @ref LL_TIM_CHANNEL_CH2
306
  *         @arg @ref LL_TIM_CHANNEL_CH3
307
  *         @arg @ref LL_TIM_CHANNEL_CH4
61 mjames 308
  * @param  TIM_OC_InitStruct pointer to a @ref LL_TIM_OC_InitTypeDef structure (TIMx output channel configuration
309
  *         data structure)
56 mjames 310
  * @retval An ErrorStatus enumeration value:
311
  *          - SUCCESS: TIMx output channel is initialized
312
  *          - ERROR: TIMx output channel is not initialized
313
  */
314
ErrorStatus LL_TIM_OC_Init(TIM_TypeDef *TIMx, uint32_t Channel, LL_TIM_OC_InitTypeDef *TIM_OC_InitStruct)
315
{
316
  ErrorStatus result = ERROR;
317
 
318
  switch (Channel)
319
  {
320
    case LL_TIM_CHANNEL_CH1:
321
      result = OC1Config(TIMx, TIM_OC_InitStruct);
322
      break;
323
    case LL_TIM_CHANNEL_CH2:
324
      result = OC2Config(TIMx, TIM_OC_InitStruct);
325
      break;
326
    case LL_TIM_CHANNEL_CH3:
327
      result = OC3Config(TIMx, TIM_OC_InitStruct);
328
      break;
329
    case LL_TIM_CHANNEL_CH4:
330
      result = OC4Config(TIMx, TIM_OC_InitStruct);
331
      break;
332
    default:
333
      break;
334
  }
335
 
336
  return result;
337
}
338
 
339
/**
340
  * @brief  Set the fields of the TIMx input channel configuration data
341
  *         structure to their default values.
61 mjames 342
  * @param  TIM_ICInitStruct pointer to a @ref LL_TIM_IC_InitTypeDef structure (the input channel configuration
343
  *         data structure)
56 mjames 344
  * @retval None
345
  */
346
void LL_TIM_IC_StructInit(LL_TIM_IC_InitTypeDef *TIM_ICInitStruct)
347
{
348
  /* Set the default configuration */
349
  TIM_ICInitStruct->ICPolarity    = LL_TIM_IC_POLARITY_RISING;
350
  TIM_ICInitStruct->ICActiveInput = LL_TIM_ACTIVEINPUT_DIRECTTI;
351
  TIM_ICInitStruct->ICPrescaler   = LL_TIM_ICPSC_DIV1;
352
  TIM_ICInitStruct->ICFilter      = LL_TIM_IC_FILTER_FDIV1;
353
}
354
 
355
/**
356
  * @brief  Configure the TIMx input channel.
357
  * @param  TIMx Timer Instance
358
  * @param  Channel This parameter can be one of the following values:
359
  *         @arg @ref LL_TIM_CHANNEL_CH1
360
  *         @arg @ref LL_TIM_CHANNEL_CH2
361
  *         @arg @ref LL_TIM_CHANNEL_CH3
362
  *         @arg @ref LL_TIM_CHANNEL_CH4
61 mjames 363
  * @param  TIM_IC_InitStruct pointer to a @ref LL_TIM_IC_InitTypeDef structure (TIMx input channel configuration data
364
  *         structure)
56 mjames 365
  * @retval An ErrorStatus enumeration value:
366
  *          - SUCCESS: TIMx output channel is initialized
367
  *          - ERROR: TIMx output channel is not initialized
368
  */
369
ErrorStatus LL_TIM_IC_Init(TIM_TypeDef *TIMx, uint32_t Channel, LL_TIM_IC_InitTypeDef *TIM_IC_InitStruct)
370
{
371
  ErrorStatus result = ERROR;
372
 
373
  switch (Channel)
374
  {
375
    case LL_TIM_CHANNEL_CH1:
376
      result = IC1Config(TIMx, TIM_IC_InitStruct);
377
      break;
378
    case LL_TIM_CHANNEL_CH2:
379
      result = IC2Config(TIMx, TIM_IC_InitStruct);
380
      break;
381
    case LL_TIM_CHANNEL_CH3:
382
      result = IC3Config(TIMx, TIM_IC_InitStruct);
383
      break;
384
    case LL_TIM_CHANNEL_CH4:
385
      result = IC4Config(TIMx, TIM_IC_InitStruct);
386
      break;
387
    default:
388
      break;
389
  }
390
 
391
  return result;
392
}
393
 
394
/**
395
  * @brief  Fills each TIM_EncoderInitStruct field with its default value
61 mjames 396
  * @param  TIM_EncoderInitStruct pointer to a @ref LL_TIM_ENCODER_InitTypeDef structure (encoder interface
397
  *         configuration data structure)
56 mjames 398
  * @retval None
399
  */
400
void LL_TIM_ENCODER_StructInit(LL_TIM_ENCODER_InitTypeDef *TIM_EncoderInitStruct)
401
{
402
  /* Set the default configuration */
403
  TIM_EncoderInitStruct->EncoderMode    = LL_TIM_ENCODERMODE_X2_TI1;
404
  TIM_EncoderInitStruct->IC1Polarity    = LL_TIM_IC_POLARITY_RISING;
405
  TIM_EncoderInitStruct->IC1ActiveInput = LL_TIM_ACTIVEINPUT_DIRECTTI;
406
  TIM_EncoderInitStruct->IC1Prescaler   = LL_TIM_ICPSC_DIV1;
407
  TIM_EncoderInitStruct->IC1Filter      = LL_TIM_IC_FILTER_FDIV1;
408
  TIM_EncoderInitStruct->IC2Polarity    = LL_TIM_IC_POLARITY_RISING;
409
  TIM_EncoderInitStruct->IC2ActiveInput = LL_TIM_ACTIVEINPUT_DIRECTTI;
410
  TIM_EncoderInitStruct->IC2Prescaler   = LL_TIM_ICPSC_DIV1;
411
  TIM_EncoderInitStruct->IC2Filter      = LL_TIM_IC_FILTER_FDIV1;
412
}
413
 
414
/**
415
  * @brief  Configure the encoder interface of the timer instance.
416
  * @param  TIMx Timer Instance
61 mjames 417
  * @param  TIM_EncoderInitStruct pointer to a @ref LL_TIM_ENCODER_InitTypeDef structure (TIMx encoder interface
418
  *         configuration data structure)
56 mjames 419
  * @retval An ErrorStatus enumeration value:
420
  *          - SUCCESS: TIMx registers are de-initialized
421
  *          - ERROR: not applicable
422
  */
423
ErrorStatus LL_TIM_ENCODER_Init(TIM_TypeDef *TIMx, LL_TIM_ENCODER_InitTypeDef *TIM_EncoderInitStruct)
424
{
425
  uint32_t tmpccmr1;
426
  uint32_t tmpccer;
427
 
428
  /* Check the parameters */
429
  assert_param(IS_TIM_ENCODER_INTERFACE_INSTANCE(TIMx));
430
  assert_param(IS_LL_TIM_ENCODERMODE(TIM_EncoderInitStruct->EncoderMode));
431
  assert_param(IS_LL_TIM_IC_POLARITY_ENCODER(TIM_EncoderInitStruct->IC1Polarity));
432
  assert_param(IS_LL_TIM_ACTIVEINPUT(TIM_EncoderInitStruct->IC1ActiveInput));
433
  assert_param(IS_LL_TIM_ICPSC(TIM_EncoderInitStruct->IC1Prescaler));
434
  assert_param(IS_LL_TIM_IC_FILTER(TIM_EncoderInitStruct->IC1Filter));
435
  assert_param(IS_LL_TIM_IC_POLARITY_ENCODER(TIM_EncoderInitStruct->IC2Polarity));
436
  assert_param(IS_LL_TIM_ACTIVEINPUT(TIM_EncoderInitStruct->IC2ActiveInput));
437
  assert_param(IS_LL_TIM_ICPSC(TIM_EncoderInitStruct->IC2Prescaler));
438
  assert_param(IS_LL_TIM_IC_FILTER(TIM_EncoderInitStruct->IC2Filter));
439
 
440
  /* Disable the CC1 and CC2: Reset the CC1E and CC2E Bits */
441
  TIMx->CCER &= (uint32_t)~(TIM_CCER_CC1E | TIM_CCER_CC2E);
442
 
443
  /* Get the TIMx CCMR1 register value */
444
  tmpccmr1 = LL_TIM_ReadReg(TIMx, CCMR1);
445
 
446
  /* Get the TIMx CCER register value */
447
  tmpccer = LL_TIM_ReadReg(TIMx, CCER);
448
 
449
  /* Configure TI1 */
450
  tmpccmr1 &= (uint32_t)~(TIM_CCMR1_CC1S | TIM_CCMR1_IC1F  | TIM_CCMR1_IC1PSC);
451
  tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC1ActiveInput >> 16U);
452
  tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC1Filter >> 16U);
453
  tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC1Prescaler >> 16U);
454
 
455
  /* Configure TI2 */
456
  tmpccmr1 &= (uint32_t)~(TIM_CCMR1_CC2S | TIM_CCMR1_IC2F  | TIM_CCMR1_IC2PSC);
457
  tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC2ActiveInput >> 8U);
458
  tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC2Filter >> 8U);
459
  tmpccmr1 |= (uint32_t)(TIM_EncoderInitStruct->IC2Prescaler >> 8U);
460
 
461
  /* Set TI1 and TI2 polarity and enable TI1 and TI2 */
462
  tmpccer &= (uint32_t)~(TIM_CCER_CC1P | TIM_CCER_CC1NP | TIM_CCER_CC2P | TIM_CCER_CC2NP);
463
  tmpccer |= (uint32_t)(TIM_EncoderInitStruct->IC1Polarity);
464
  tmpccer |= (uint32_t)(TIM_EncoderInitStruct->IC2Polarity << 4U);
465
  tmpccer |= (uint32_t)(TIM_CCER_CC1E | TIM_CCER_CC2E);
466
 
467
  /* Set encoder mode */
468
  LL_TIM_SetEncoderMode(TIMx, TIM_EncoderInitStruct->EncoderMode);
469
 
470
  /* Write to TIMx CCMR1 */
471
  LL_TIM_WriteReg(TIMx, CCMR1, tmpccmr1);
472
 
473
  /* Write to TIMx CCER */
474
  LL_TIM_WriteReg(TIMx, CCER, tmpccer);
475
 
476
  return SUCCESS;
477
}
478
 
479
/**
480
  * @}
481
  */
482
 
483
/**
484
  * @}
485
  */
486
 
487
/** @addtogroup TIM_LL_Private_Functions TIM Private Functions
488
  *  @brief   Private functions
489
  * @{
490
  */
491
/**
492
  * @brief  Configure the TIMx output channel 1.
493
  * @param  TIMx Timer Instance
494
  * @param  TIM_OCInitStruct pointer to the the TIMx output channel 1 configuration data structure
495
  * @retval An ErrorStatus enumeration value:
496
  *          - SUCCESS: TIMx registers are de-initialized
497
  *          - ERROR: not applicable
498
  */
499
static ErrorStatus OC1Config(TIM_TypeDef *TIMx, LL_TIM_OC_InitTypeDef *TIM_OCInitStruct)
500
{
501
  uint32_t tmpccmr1;
502
  uint32_t tmpccer;
503
  uint32_t tmpcr2;
504
 
505
  /* Check the parameters */
506
  assert_param(IS_TIM_CC1_INSTANCE(TIMx));
507
  assert_param(IS_LL_TIM_OCMODE(TIM_OCInitStruct->OCMode));
508
  assert_param(IS_LL_TIM_OCSTATE(TIM_OCInitStruct->OCState));
509
  assert_param(IS_LL_TIM_OCPOLARITY(TIM_OCInitStruct->OCPolarity));
510
 
511
  /* Disable the Channel 1: Reset the CC1E Bit */
512
  CLEAR_BIT(TIMx->CCER, TIM_CCER_CC1E);
513
 
514
  /* Get the TIMx CCER register value */
515
  tmpccer = LL_TIM_ReadReg(TIMx, CCER);
516
 
517
  /* Get the TIMx CR2 register value */
518
  tmpcr2 = LL_TIM_ReadReg(TIMx, CR2);
519
 
520
  /* Get the TIMx CCMR1 register value */
521
  tmpccmr1 = LL_TIM_ReadReg(TIMx, CCMR1);
522
 
523
  /* Reset Capture/Compare selection Bits */
524
  CLEAR_BIT(tmpccmr1, TIM_CCMR1_CC1S);
525
 
526
  /* Set the Output Compare Mode */
527
  MODIFY_REG(tmpccmr1, TIM_CCMR1_OC1M, TIM_OCInitStruct->OCMode);
528
 
529
  /* Set the Output Compare Polarity */
530
  MODIFY_REG(tmpccer, TIM_CCER_CC1P, TIM_OCInitStruct->OCPolarity);
531
 
532
  /* Set the Output State */
533
  MODIFY_REG(tmpccer, TIM_CCER_CC1E, TIM_OCInitStruct->OCState);
534
 
535
  /* Write to TIMx CR2 */
536
  LL_TIM_WriteReg(TIMx, CR2, tmpcr2);
537
 
538
  /* Write to TIMx CCMR1 */
539
  LL_TIM_WriteReg(TIMx, CCMR1, tmpccmr1);
540
 
541
  /* Set the Capture Compare Register value */
542
  LL_TIM_OC_SetCompareCH1(TIMx, TIM_OCInitStruct->CompareValue);
543
 
544
  /* Write to TIMx CCER */
545
  LL_TIM_WriteReg(TIMx, CCER, tmpccer);
546
 
547
  return SUCCESS;
548
}
549
 
550
/**
551
  * @brief  Configure the TIMx output channel 2.
552
  * @param  TIMx Timer Instance
553
  * @param  TIM_OCInitStruct pointer to the the TIMx output channel 2 configuration data structure
554
  * @retval An ErrorStatus enumeration value:
555
  *          - SUCCESS: TIMx registers are de-initialized
556
  *          - ERROR: not applicable
557
  */
558
static ErrorStatus OC2Config(TIM_TypeDef *TIMx, LL_TIM_OC_InitTypeDef *TIM_OCInitStruct)
559
{
560
  uint32_t tmpccmr1;
561
  uint32_t tmpccer;
562
  uint32_t tmpcr2;
563
 
564
  /* Check the parameters */
565
  assert_param(IS_TIM_CC2_INSTANCE(TIMx));
566
  assert_param(IS_LL_TIM_OCMODE(TIM_OCInitStruct->OCMode));
567
  assert_param(IS_LL_TIM_OCSTATE(TIM_OCInitStruct->OCState));
568
  assert_param(IS_LL_TIM_OCPOLARITY(TIM_OCInitStruct->OCPolarity));
569
 
570
  /* Disable the Channel 2: Reset the CC2E Bit */
571
  CLEAR_BIT(TIMx->CCER, TIM_CCER_CC2E);
572
 
573
  /* Get the TIMx CCER register value */
574
  tmpccer =  LL_TIM_ReadReg(TIMx, CCER);
575
 
576
  /* Get the TIMx CR2 register value */
577
  tmpcr2 = LL_TIM_ReadReg(TIMx, CR2);
578
 
579
  /* Get the TIMx CCMR1 register value */
580
  tmpccmr1 = LL_TIM_ReadReg(TIMx, CCMR1);
581
 
582
  /* Reset Capture/Compare selection Bits */
583
  CLEAR_BIT(tmpccmr1, TIM_CCMR1_CC2S);
584
 
585
  /* Select the Output Compare Mode */
586
  MODIFY_REG(tmpccmr1, TIM_CCMR1_OC2M, TIM_OCInitStruct->OCMode << 8U);
587
 
588
  /* Set the Output Compare Polarity */
589
  MODIFY_REG(tmpccer, TIM_CCER_CC2P, TIM_OCInitStruct->OCPolarity << 4U);
590
 
591
  /* Set the Output State */
592
  MODIFY_REG(tmpccer, TIM_CCER_CC2E, TIM_OCInitStruct->OCState << 4U);
593
 
594
  /* Write to TIMx CR2 */
595
  LL_TIM_WriteReg(TIMx, CR2, tmpcr2);
596
 
597
  /* Write to TIMx CCMR1 */
598
  LL_TIM_WriteReg(TIMx, CCMR1, tmpccmr1);
599
 
600
  /* Set the Capture Compare Register value */
601
  LL_TIM_OC_SetCompareCH2(TIMx, TIM_OCInitStruct->CompareValue);
602
 
603
  /* Write to TIMx CCER */
604
  LL_TIM_WriteReg(TIMx, CCER, tmpccer);
605
 
606
  return SUCCESS;
607
}
608
 
609
/**
610
  * @brief  Configure the TIMx output channel 3.
611
  * @param  TIMx Timer Instance
612
  * @param  TIM_OCInitStruct pointer to the the TIMx output channel 3 configuration data structure
613
  * @retval An ErrorStatus enumeration value:
614
  *          - SUCCESS: TIMx registers are de-initialized
615
  *          - ERROR: not applicable
616
  */
617
static ErrorStatus OC3Config(TIM_TypeDef *TIMx, LL_TIM_OC_InitTypeDef *TIM_OCInitStruct)
618
{
619
  uint32_t tmpccmr2;
620
  uint32_t tmpccer;
621
  uint32_t tmpcr2;
622
 
623
  /* Check the parameters */
624
  assert_param(IS_TIM_CC3_INSTANCE(TIMx));
625
  assert_param(IS_LL_TIM_OCMODE(TIM_OCInitStruct->OCMode));
626
  assert_param(IS_LL_TIM_OCSTATE(TIM_OCInitStruct->OCState));
627
  assert_param(IS_LL_TIM_OCPOLARITY(TIM_OCInitStruct->OCPolarity));
628
 
629
  /* Disable the Channel 3: Reset the CC3E Bit */
630
  CLEAR_BIT(TIMx->CCER, TIM_CCER_CC3E);
631
 
632
  /* Get the TIMx CCER register value */
633
  tmpccer =  LL_TIM_ReadReg(TIMx, CCER);
634
 
635
  /* Get the TIMx CR2 register value */
636
  tmpcr2 = LL_TIM_ReadReg(TIMx, CR2);
637
 
638
  /* Get the TIMx CCMR2 register value */
639
  tmpccmr2 = LL_TIM_ReadReg(TIMx, CCMR2);
640
 
641
  /* Reset Capture/Compare selection Bits */
642
  CLEAR_BIT(tmpccmr2, TIM_CCMR2_CC3S);
643
 
644
  /* Select the Output Compare Mode */
645
  MODIFY_REG(tmpccmr2, TIM_CCMR2_OC3M, TIM_OCInitStruct->OCMode);
646
 
647
  /* Set the Output Compare Polarity */
648
  MODIFY_REG(tmpccer, TIM_CCER_CC3P, TIM_OCInitStruct->OCPolarity << 8U);
649
 
650
  /* Set the Output State */
651
  MODIFY_REG(tmpccer, TIM_CCER_CC3E, TIM_OCInitStruct->OCState << 8U);
652
 
653
  /* Write to TIMx CR2 */
654
  LL_TIM_WriteReg(TIMx, CR2, tmpcr2);
655
 
656
  /* Write to TIMx CCMR2 */
657
  LL_TIM_WriteReg(TIMx, CCMR2, tmpccmr2);
658
 
659
  /* Set the Capture Compare Register value */
660
  LL_TIM_OC_SetCompareCH3(TIMx, TIM_OCInitStruct->CompareValue);
661
 
662
  /* Write to TIMx CCER */
663
  LL_TIM_WriteReg(TIMx, CCER, tmpccer);
664
 
665
  return SUCCESS;
666
}
667
 
668
/**
669
  * @brief  Configure the TIMx output channel 4.
670
  * @param  TIMx Timer Instance
671
  * @param  TIM_OCInitStruct pointer to the the TIMx output channel 4 configuration data structure
672
  * @retval An ErrorStatus enumeration value:
673
  *          - SUCCESS: TIMx registers are de-initialized
674
  *          - ERROR: not applicable
675
  */
676
static ErrorStatus OC4Config(TIM_TypeDef *TIMx, LL_TIM_OC_InitTypeDef *TIM_OCInitStruct)
677
{
678
  uint32_t tmpccmr2;
679
  uint32_t tmpccer;
680
  uint32_t tmpcr2;
681
 
682
  /* Check the parameters */
683
  assert_param(IS_TIM_CC4_INSTANCE(TIMx));
684
  assert_param(IS_LL_TIM_OCMODE(TIM_OCInitStruct->OCMode));
685
  assert_param(IS_LL_TIM_OCSTATE(TIM_OCInitStruct->OCState));
686
  assert_param(IS_LL_TIM_OCPOLARITY(TIM_OCInitStruct->OCPolarity));
687
 
688
  /* Disable the Channel 4: Reset the CC4E Bit */
689
  CLEAR_BIT(TIMx->CCER, TIM_CCER_CC4E);
690
 
691
  /* Get the TIMx CCER register value */
692
  tmpccer = LL_TIM_ReadReg(TIMx, CCER);
693
 
694
  /* Get the TIMx CR2 register value */
695
  tmpcr2 =  LL_TIM_ReadReg(TIMx, CR2);
696
 
697
  /* Get the TIMx CCMR2 register value */
698
  tmpccmr2 = LL_TIM_ReadReg(TIMx, CCMR2);
699
 
700
  /* Reset Capture/Compare selection Bits */
701
  CLEAR_BIT(tmpccmr2, TIM_CCMR2_CC4S);
702
 
703
  /* Select the Output Compare Mode */
704
  MODIFY_REG(tmpccmr2, TIM_CCMR2_OC4M, TIM_OCInitStruct->OCMode << 8U);
705
 
706
  /* Set the Output Compare Polarity */
707
  MODIFY_REG(tmpccer, TIM_CCER_CC4P, TIM_OCInitStruct->OCPolarity << 12U);
708
 
709
  /* Set the Output State */
710
  MODIFY_REG(tmpccer, TIM_CCER_CC4E, TIM_OCInitStruct->OCState << 12U);
711
 
712
  /* Write to TIMx CR2 */
713
  LL_TIM_WriteReg(TIMx, CR2, tmpcr2);
714
 
715
  /* Write to TIMx CCMR2 */
716
  LL_TIM_WriteReg(TIMx, CCMR2, tmpccmr2);
717
 
718
  /* Set the Capture Compare Register value */
719
  LL_TIM_OC_SetCompareCH4(TIMx, TIM_OCInitStruct->CompareValue);
720
 
721
  /* Write to TIMx CCER */
722
  LL_TIM_WriteReg(TIMx, CCER, tmpccer);
723
 
724
  return SUCCESS;
725
}
726
 
727
 
728
/**
729
  * @brief  Configure the TIMx input channel 1.
730
  * @param  TIMx Timer Instance
731
  * @param  TIM_ICInitStruct pointer to the the TIMx input channel 1 configuration data structure
732
  * @retval An ErrorStatus enumeration value:
733
  *          - SUCCESS: TIMx registers are de-initialized
734
  *          - ERROR: not applicable
735
  */
736
static ErrorStatus IC1Config(TIM_TypeDef *TIMx, LL_TIM_IC_InitTypeDef *TIM_ICInitStruct)
737
{
738
  /* Check the parameters */
739
  assert_param(IS_TIM_CC1_INSTANCE(TIMx));
740
  assert_param(IS_LL_TIM_IC_POLARITY(TIM_ICInitStruct->ICPolarity));
741
  assert_param(IS_LL_TIM_ACTIVEINPUT(TIM_ICInitStruct->ICActiveInput));
742
  assert_param(IS_LL_TIM_ICPSC(TIM_ICInitStruct->ICPrescaler));
743
  assert_param(IS_LL_TIM_IC_FILTER(TIM_ICInitStruct->ICFilter));
744
 
745
  /* Disable the Channel 1: Reset the CC1E Bit */
746
  TIMx->CCER &= (uint32_t)~TIM_CCER_CC1E;
747
 
748
  /* Select the Input and set the filter and the prescaler value */
749
  MODIFY_REG(TIMx->CCMR1,
750
             (TIM_CCMR1_CC1S | TIM_CCMR1_IC1F | TIM_CCMR1_IC1PSC),
751
             (TIM_ICInitStruct->ICActiveInput | TIM_ICInitStruct->ICFilter | TIM_ICInitStruct->ICPrescaler) >> 16U);
752
 
753
  /* Select the Polarity and set the CC1E Bit */
754
  MODIFY_REG(TIMx->CCER,
755
             (TIM_CCER_CC1P | TIM_CCER_CC1NP),
756
             (TIM_ICInitStruct->ICPolarity | TIM_CCER_CC1E));
757
 
758
  return SUCCESS;
759
}
760
 
761
/**
762
  * @brief  Configure the TIMx input channel 2.
763
  * @param  TIMx Timer Instance
764
  * @param  TIM_ICInitStruct pointer to the the TIMx input channel 2 configuration data structure
765
  * @retval An ErrorStatus enumeration value:
766
  *          - SUCCESS: TIMx registers are de-initialized
767
  *          - ERROR: not applicable
768
  */
769
static ErrorStatus IC2Config(TIM_TypeDef *TIMx, LL_TIM_IC_InitTypeDef *TIM_ICInitStruct)
770
{
771
  /* Check the parameters */
772
  assert_param(IS_TIM_CC2_INSTANCE(TIMx));
773
  assert_param(IS_LL_TIM_IC_POLARITY(TIM_ICInitStruct->ICPolarity));
774
  assert_param(IS_LL_TIM_ACTIVEINPUT(TIM_ICInitStruct->ICActiveInput));
775
  assert_param(IS_LL_TIM_ICPSC(TIM_ICInitStruct->ICPrescaler));
776
  assert_param(IS_LL_TIM_IC_FILTER(TIM_ICInitStruct->ICFilter));
777
 
778
  /* Disable the Channel 2: Reset the CC2E Bit */
779
  TIMx->CCER &= (uint32_t)~TIM_CCER_CC2E;
780
 
781
  /* Select the Input and set the filter and the prescaler value */
782
  MODIFY_REG(TIMx->CCMR1,
783
             (TIM_CCMR1_CC2S | TIM_CCMR1_IC2F | TIM_CCMR1_IC2PSC),
784
             (TIM_ICInitStruct->ICActiveInput | TIM_ICInitStruct->ICFilter | TIM_ICInitStruct->ICPrescaler) >> 8U);
785
 
786
  /* Select the Polarity and set the CC2E Bit */
787
  MODIFY_REG(TIMx->CCER,
788
             (TIM_CCER_CC2P | TIM_CCER_CC2NP),
789
             ((TIM_ICInitStruct->ICPolarity << 4U) | TIM_CCER_CC2E));
790
 
791
  return SUCCESS;
792
}
793
 
794
/**
795
  * @brief  Configure the TIMx input channel 3.
796
  * @param  TIMx Timer Instance
797
  * @param  TIM_ICInitStruct pointer to the the TIMx input channel 3 configuration data structure
798
  * @retval An ErrorStatus enumeration value:
799
  *          - SUCCESS: TIMx registers are de-initialized
800
  *          - ERROR: not applicable
801
  */
802
static ErrorStatus IC3Config(TIM_TypeDef *TIMx, LL_TIM_IC_InitTypeDef *TIM_ICInitStruct)
803
{
804
  /* Check the parameters */
805
  assert_param(IS_TIM_CC3_INSTANCE(TIMx));
806
  assert_param(IS_LL_TIM_IC_POLARITY(TIM_ICInitStruct->ICPolarity));
807
  assert_param(IS_LL_TIM_ACTIVEINPUT(TIM_ICInitStruct->ICActiveInput));
808
  assert_param(IS_LL_TIM_ICPSC(TIM_ICInitStruct->ICPrescaler));
809
  assert_param(IS_LL_TIM_IC_FILTER(TIM_ICInitStruct->ICFilter));
810
 
811
  /* Disable the Channel 3: Reset the CC3E Bit */
812
  TIMx->CCER &= (uint32_t)~TIM_CCER_CC3E;
813
 
814
  /* Select the Input and set the filter and the prescaler value */
815
  MODIFY_REG(TIMx->CCMR2,
816
             (TIM_CCMR2_CC3S | TIM_CCMR2_IC3F | TIM_CCMR2_IC3PSC),
817
             (TIM_ICInitStruct->ICActiveInput | TIM_ICInitStruct->ICFilter | TIM_ICInitStruct->ICPrescaler) >> 16U);
818
 
819
  /* Select the Polarity and set the CC3E Bit */
820
  MODIFY_REG(TIMx->CCER,
821
             (TIM_CCER_CC3P | TIM_CCER_CC3NP),
822
             ((TIM_ICInitStruct->ICPolarity << 8U) | TIM_CCER_CC3E));
823
 
824
  return SUCCESS;
825
}
826
 
827
/**
828
  * @brief  Configure the TIMx input channel 4.
829
  * @param  TIMx Timer Instance
830
  * @param  TIM_ICInitStruct pointer to the the TIMx input channel 4 configuration data structure
831
  * @retval An ErrorStatus enumeration value:
832
  *          - SUCCESS: TIMx registers are de-initialized
833
  *          - ERROR: not applicable
834
  */
835
static ErrorStatus IC4Config(TIM_TypeDef *TIMx, LL_TIM_IC_InitTypeDef *TIM_ICInitStruct)
836
{
837
  /* Check the parameters */
838
  assert_param(IS_TIM_CC4_INSTANCE(TIMx));
839
  assert_param(IS_LL_TIM_IC_POLARITY(TIM_ICInitStruct->ICPolarity));
840
  assert_param(IS_LL_TIM_ACTIVEINPUT(TIM_ICInitStruct->ICActiveInput));
841
  assert_param(IS_LL_TIM_ICPSC(TIM_ICInitStruct->ICPrescaler));
842
  assert_param(IS_LL_TIM_IC_FILTER(TIM_ICInitStruct->ICFilter));
843
 
844
  /* Disable the Channel 4: Reset the CC4E Bit */
845
  TIMx->CCER &= (uint32_t)~TIM_CCER_CC4E;
846
 
847
  /* Select the Input and set the filter and the prescaler value */
848
  MODIFY_REG(TIMx->CCMR2,
849
             (TIM_CCMR2_CC4S | TIM_CCMR2_IC4F | TIM_CCMR2_IC4PSC),
850
             (TIM_ICInitStruct->ICActiveInput | TIM_ICInitStruct->ICFilter | TIM_ICInitStruct->ICPrescaler) >> 8U);
851
 
852
  /* Select the Polarity and set the CC2E Bit */
853
  MODIFY_REG(TIMx->CCER,
854
             (TIM_CCER_CC4P | TIM_CCER_CC4NP),
855
             ((TIM_ICInitStruct->ICPolarity << 12U) | TIM_CCER_CC4E));
856
 
857
  return SUCCESS;
858
}
859
 
860
 
861
/**
862
  * @}
863
  */
864
 
865
/**
866
  * @}
867
  */
868
 
869
#endif /* TIM2 || TIM3 || TIM4 || TIM5 || TIM9 || TIM10 || TIM11 TIM6 || TIM7 */
870
 
871
/**
872
  * @}
873
  */
874
 
875
#endif /* USE_FULL_LL_DRIVER */
876
 
877
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/