Outline ![]()
Files ![]()
loading...
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
/**
******************************************************************************
* @file stm32f4xx_ll_lptim.h
* @author MCD Application Team
* @brief Header file of LPTIM LL module.
******************************************************************************
* @attention
*
* Copyright (c) 2016 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32F4xx_LL_LPTIM_H
#define STM32F4xx_LL_LPTIM_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx.h"
/** @addtogroup STM32F4xx_LL_Driver
* @{
*/
#if defined (LPTIM1)
/** @defgroup LPTIM_LL LPTIM
* @{
*/
/* Private types -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private constants ---------------------------------------------------------*/
/* Private macros ------------------------------------------------------------*/
#if defined(USE_FULL_LL_DRIVER)
/** @defgroup LPTIM_LL_Private_Macros LPTIM Private Macros
* @{
*/
/**
* @}
*/
#endif /*USE_FULL_LL_DRIVER*/
/* Exported types ------------------------------------------------------------*/
#if defined(USE_FULL_LL_DRIVER)
/** @defgroup LPTIM_LL_ES_INIT LPTIM Exported Init structure
* @{
*/
/**
* @brief LPTIM Init structure definition
*/
typedef struct
{
uint32_t ClockSource; /*!< Specifies the source of the clock used by the LPTIM instance.
This parameter can be a value of @ref LPTIM_LL_EC_CLK_SOURCE.
This feature can be modified afterwards using unitary
function @ref LL_LPTIM_SetClockSource().*/
uint32_t Prescaler; /*!< Specifies the prescaler division ratio.
This parameter can be a value of @ref LPTIM_LL_EC_PRESCALER.
This feature can be modified afterwards using using unitary
function @ref LL_LPTIM_SetPrescaler().*/
uint32_t Waveform; /*!< Specifies the waveform shape.
This parameter can be a value of @ref LPTIM_LL_EC_OUTPUT_WAVEFORM.
This feature can be modified afterwards using unitary
function @ref LL_LPTIM_ConfigOutput().*/
uint32_t Polarity; /*!< Specifies waveform polarity.
This parameter can be a value of @ref LPTIM_LL_EC_OUTPUT_POLARITY.
This feature can be modified afterwards using unitary
function @ref LL_LPTIM_ConfigOutput().*/
} LL_LPTIM_InitTypeDef;
/**
* @}
*/
#endif /* USE_FULL_LL_DRIVER */
/* Exported constants --------------------------------------------------------*/
/** @defgroup LPTIM_LL_Exported_Constants LPTIM Exported Constants
* @{
*/
/** @defgroup LPTIM_LL_EC_GET_FLAG Get Flags Defines
* @brief Flags defines which can be used with LL_LPTIM_ReadReg function
* @{
*/
#define LL_LPTIM_ISR_CMPM LPTIM_ISR_CMPM /*!< Compare match */
#define LL_LPTIM_ISR_CMPOK LPTIM_ISR_CMPOK /*!< Compare register update OK */
#define LL_LPTIM_ISR_ARRM LPTIM_ISR_ARRM /*!< Autoreload match */
#define LL_LPTIM_ISR_EXTTRIG LPTIM_ISR_EXTTRIG /*!< External trigger edge event */
#define LL_LPTIM_ISR_ARROK LPTIM_ISR_ARROK /*!< Autoreload register update OK */
#define LL_LPTIM_ISR_UP LPTIM_ISR_UP /*!< Counter direction change down to up */
#define LL_LPTIM_ISR_DOWN LPTIM_ISR_DOWN /*!< Counter direction change up to down */
/**
* @}
*/
/** @defgroup LPTIM_LL_EC_IT IT Defines
* @brief IT defines which can be used with LL_LPTIM_ReadReg and LL_LPTIM_WriteReg functions
* @{
*/
#define LL_LPTIM_IER_CMPMIE LPTIM_IER_CMPMIE /*!< Compare match */
#define LL_LPTIM_IER_CMPOKIE LPTIM_IER_CMPOKIE /*!< Compare register update OK */
#define LL_LPTIM_IER_ARRMIE LPTIM_IER_ARRMIE /*!< Autoreload match */
#define LL_LPTIM_IER_EXTTRIGIE LPTIM_IER_EXTTRIGIE /*!< External trigger edge event */
#define LL_LPTIM_IER_ARROKIE LPTIM_IER_ARROKIE /*!< Autoreload register update OK */
#define LL_LPTIM_IER_UPIE LPTIM_IER_UPIE /*!< Counter direction change down to up */
#define LL_LPTIM_IER_DOWNIE LPTIM_IER_DOWNIE /*!< Counter direction change up to down */
/**
* @}
*/
/** @defgroup LPTIM_LL_EC_OPERATING_MODE Operating Mode
* @{
*/
#define LL_LPTIM_OPERATING_MODE_CONTINUOUS LPTIM_CR_CNTSTRT /*!<LP Timer starts in continuous mode*/
#define LL_LPTIM_OPERATING_MODE_ONESHOT LPTIM_CR_SNGSTRT /*!<LP Tilmer starts in single mode*/
/**
* @}
*/
/** @defgroup LPTIM_LL_EC_UPDATE_MODE Update Mode
* @{
*/
#define LL_LPTIM_UPDATE_MODE_IMMEDIATE 0x00000000U /*!<Preload is disabled: registers are updated after each APB bus write access*/
#define LL_LPTIM_UPDATE_MODE_ENDOFPERIOD LPTIM_CFGR_PRELOAD /*!<preload is enabled: registers are updated at the end of the current LPTIM period*/
/**
* @}
*/
/** @defgroup LPTIM_LL_EC_COUNTER_MODE Counter Mode
* @{
*/
#define LL_LPTIM_COUNTER_MODE_INTERNAL 0x00000000U /*!<The counter is incremented following each internal clock pulse*/
#define LL_LPTIM_COUNTER_MODE_EXTERNAL LPTIM_CFGR_COUNTMODE /*!<The counter is incremented following each valid clock pulse on the LPTIM external Input1*/
/**
* @}
*/
/** @defgroup LPTIM_LL_EC_OUTPUT_WAVEFORM Output Waveform Type
* @{
*/
#define LL_LPTIM_OUTPUT_WAVEFORM_PWM 0x00000000U /*!<LPTIM generates either a PWM waveform or a One pulse waveform depending on chosen operating mode CONTINUOUS or SINGLE*/
#define LL_LPTIM_OUTPUT_WAVEFORM_SETONCE LPTIM_CFGR_WAVE /*!<LPTIM generates a Set Once waveform*/
/**
* @}
*/
/** @defgroup LPTIM_LL_EC_OUTPUT_POLARITY Output Polarity
* @{
*/
#define LL_LPTIM_OUTPUT_POLARITY_REGULAR 0x00000000U /*!<The LPTIM output reflects the compare results between LPTIMx_ARR and LPTIMx_CMP registers*/
#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*/
/**
* @}
*/
/** @defgroup LPTIM_LL_EC_PRESCALER Prescaler Value
* @{
*/
#define LL_LPTIM_PRESCALER_DIV1 0x00000000U /*!<Prescaler division factor is set to 1*/
#define LL_LPTIM_PRESCALER_DIV2 LPTIM_CFGR_PRESC_0 /*!<Prescaler division factor is set to 2*/
#define LL_LPTIM_PRESCALER_DIV4 LPTIM_CFGR_PRESC_1 /*!<Prescaler division factor is set to 4*/
#define LL_LPTIM_PRESCALER_DIV8 (LPTIM_CFGR_PRESC_1 | LPTIM_CFGR_PRESC_0) /*!<Prescaler division factor is set to 8*/
#define LL_LPTIM_PRESCALER_DIV16 LPTIM_CFGR_PRESC_2 /*!<Prescaler division factor is set to 16*/
#define LL_LPTIM_PRESCALER_DIV32 (LPTIM_CFGR_PRESC_2 | LPTIM_CFGR_PRESC_0) /*!<Prescaler division factor is set to 32*/
#define LL_LPTIM_PRESCALER_DIV64 (LPTIM_CFGR_PRESC_2 | LPTIM_CFGR_PRESC_1) /*!<Prescaler division factor is set to 64*/
#define LL_LPTIM_PRESCALER_DIV128 LPTIM_CFGR_PRESC /*!<Prescaler division factor is set to 128*/
/**
* @}
*/
/** @defgroup LPTIM_LL_EC_TRIG_SOURCE Trigger Source
* @{
*/
#define LL_LPTIM_TRIG_SOURCE_GPIO 0x00000000U /*!<External input trigger is connected to TIMx_ETR input*/
#define LL_LPTIM_TRIG_SOURCE_RTCALARMA LPTIM_CFGR_TRIGSEL_0 /*!<External input trigger is connected to RTC Alarm A*/
#define LL_LPTIM_TRIG_SOURCE_RTCALARMB LPTIM_CFGR_TRIGSEL_1 /*!<External input trigger is connected to RTC Alarm B*/
#define LL_LPTIM_TRIG_SOURCE_RTCTAMP1 (LPTIM_CFGR_TRIGSEL_1 | LPTIM_CFGR_TRIGSEL_0) /*!<External input trigger is connected to RTC Tamper 1*/
#define LL_LPTIM_TRIG_SOURCE_TIM1_TRGO LPTIM_CFGR_TRIGSEL_2 /*!<External input trigger is connected to TIM1*/
#define LL_LPTIM_TRIG_SOURCE_TIM5_TRGO (LPTIM_CFGR_TRIGSEL_2 | LPTIM_CFGR_TRIGSEL_0) /*!<External input trigger is connected to TIM5*/
/**
* @}
*/
/** @defgroup LPTIM_LL_EC_TRIG_FILTER Trigger Filter
* @{
*/
#define LL_LPTIM_TRIG_FILTER_NONE 0x00000000U /*!<Any trigger active level change is considered as a valid trigger*/
#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*/
#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*/
#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*/
/**
* @}
*/
/** @defgroup LPTIM_LL_EC_TRIG_POLARITY Trigger Polarity
* @{
*/
#define LL_LPTIM_TRIG_POLARITY_RISING LPTIM_CFGR_TRIGEN_0 /*!<LPTIM counter starts when a rising edge is detected*/
#define LL_LPTIM_TRIG_POLARITY_FALLING LPTIM_CFGR_TRIGEN_1 /*!<LPTIM counter starts when a falling edge is detected*/
#define LL_LPTIM_TRIG_POLARITY_RISING_FALLING LPTIM_CFGR_TRIGEN /*!<LPTIM counter starts when a rising or a falling edge is detected*/
/**
* @}
*/
/** @defgroup LPTIM_LL_EC_CLK_SOURCE Clock Source
* @{
*/
#define LL_LPTIM_CLK_SOURCE_INTERNAL 0x00000000U /*!<LPTIM is clocked by internal clock source (APB clock or any of the embedded oscillators)*/
#define LL_LPTIM_CLK_SOURCE_EXTERNAL LPTIM_CFGR_CKSEL /*!<LPTIM is clocked by an external clock source through the LPTIM external Input1*/
/**
* @}
*/
/** @defgroup LPTIM_LL_EC_CLK_FILTER Clock Filter
* @{
*/
#define LL_LPTIM_CLK_FILTER_NONE 0x00000000U /*!<Any external clock signal level change is considered as a valid transition*/
#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*/
#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*/
#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*/
/**
* @}
*/
/** @defgroup LPTIM_LL_EC_CLK_POLARITY Clock Polarity
* @{
*/
#define LL_LPTIM_CLK_POLARITY_RISING 0x00000000U /*!< The rising edge is the active edge used for counting*/
#define LL_LPTIM_CLK_POLARITY_FALLING LPTIM_CFGR_CKPOL_0 /*!< The falling edge is the active edge used for counting*/
#define LL_LPTIM_CLK_POLARITY_RISING_FALLING LPTIM_CFGR_CKPOL_1 /*!< Both edges are active edges*/
/**
* @}
*/
/** @defgroup LPTIM_LL_EC_ENCODER_MODE Encoder Mode
* @{
*/
#define LL_LPTIM_ENCODER_MODE_RISING 0x00000000U /*!< The rising edge is the active edge used for counting*/
#define LL_LPTIM_ENCODER_MODE_FALLING LPTIM_CFGR_CKPOL_0 /*!< The falling edge is the active edge used for counting*/
#define LL_LPTIM_ENCODER_MODE_RISING_FALLING LPTIM_CFGR_CKPOL_1 /*!< Both edges are active edges*/
/**
* @}
*/
/** @defgroup LPTIM_EC_INPUT1_SRC Input1 Source
* @{
*/
#define LL_LPTIM_INPUT1_SRC_PAD_AF 0x00000000U
#define LL_LPTIM_INPUT1_SRC_PAD_PA4 LPTIM_OR_OR_0
#define LL_LPTIM_INPUT1_SRC_PAD_PB9 LPTIM_OR_OR_1
#define LL_LPTIM_INPUT1_SRC_TIM_DAC LPTIM_OR_OR
/**
* @}
*/
/**
* @}
*/
/* Exported macro ------------------------------------------------------------*/
/** @defgroup LPTIM_LL_Exported_Macros LPTIM Exported Macros
* @{
*/
/** @defgroup LPTIM_LL_EM_WRITE_READ Common Write and read registers Macros
* @{
*/
/**
* @brief Write a value in LPTIM register
* @param __INSTANCE__ LPTIM Instance
* @param __REG__ Register to be written
* @param __VALUE__ Value to be written in the register
* @retval None
*/
#define LL_LPTIM_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG((__INSTANCE__)->__REG__, (__VALUE__))
/**
* @brief Read a value in LPTIM register
* @param __INSTANCE__ LPTIM Instance
* @param __REG__ Register to be read
* @retval Register value
*/
#define LL_LPTIM_ReadReg(__INSTANCE__, __REG__) READ_REG((__INSTANCE__)->__REG__)
/**
* @}
*/
/**
* @}
*/
/* Exported functions --------------------------------------------------------*/
/** @defgroup LPTIM_LL_Exported_Functions LPTIM Exported Functions
* @{
*/
/** Legacy definitions for compatibility purpose
@cond 0
*/
#define LL_LPTIM_ClearFLAG_CMPM LL_LPTIM_ClearFlag_CMPM
#define LL_LPTIM_ClearFLAG_CC1 LL_LPTIM_ClearFlag_CC1
#define LL_LPTIM_ClearFLAG_CC2 LL_LPTIM_ClearFlag_CC2
#define LL_LPTIM_ClearFLAG_CC1O LL_LPTIM_ClearFlag_CC1O
#define LL_LPTIM_ClearFLAG_CC2O LL_LPTIM_ClearFlag_CC2O
#define LL_LPTIM_ClearFLAG_ARRM LL_LPTIM_ClearFlag_ARRM
/**
@endcond
*/
#if defined(USE_FULL_LL_DRIVER)
/** @defgroup LPTIM_LL_EF_Init Initialisation and deinitialisation functions
* @{
*/
ErrorStatus LL_LPTIM_DeInit(const LPTIM_TypeDef *LPTIMx);
void LL_LPTIM_StructInit(LL_LPTIM_InitTypeDef *LPTIM_InitStruct);
ErrorStatus LL_LPTIM_Init(LPTIM_TypeDef *LPTIMx, const LL_LPTIM_InitTypeDef *LPTIM_InitStruct);
void LL_LPTIM_Disable(LPTIM_TypeDef *LPTIMx);
/**
* @}
*/
#endif /* USE_FULL_LL_DRIVER */
/** @defgroup LPTIM_LL_EF_LPTIM_Configuration LPTIM Configuration
* @{
*/
/**
* @brief Enable the LPTIM instance
* @note After setting the ENABLE bit, a delay of two counter clock is needed
* before the LPTIM instance is actually enabled.
* @rmtoll CR ENABLE LL_LPTIM_Enable
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_Enable(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->CR, LPTIM_CR_ENABLE);
}
/**
* @brief Indicates whether the LPTIM instance is enabled.
* @rmtoll CR ENABLE LL_LPTIM_IsEnabled
* @param LPTIMx Low-Power Timer instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsEnabled(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->CR, LPTIM_CR_ENABLE) == LPTIM_CR_ENABLE) ? 1UL : 0UL));
}
/**
* @brief Starts the LPTIM counter in the desired mode.
* @note LPTIM instance must be enabled before starting the counter.
* @note It is possible to change on the fly from One Shot mode to
* Continuous mode.
* @rmtoll CR CNTSTRT LL_LPTIM_StartCounter\n
* CR SNGSTRT LL_LPTIM_StartCounter
* @param LPTIMx Low-Power Timer instance
* @param OperatingMode This parameter can be one of the following values:
* @arg @ref LL_LPTIM_OPERATING_MODE_CONTINUOUS
* @arg @ref LL_LPTIM_OPERATING_MODE_ONESHOT
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_StartCounter(LPTIM_TypeDef *LPTIMx, uint32_t OperatingMode)
{
MODIFY_REG(LPTIMx->CR, LPTIM_CR_CNTSTRT | LPTIM_CR_SNGSTRT, OperatingMode);
}
/**
* @brief Set the LPTIM registers update mode (enable/disable register preload)
* @note This function must be called when the LPTIM instance is disabled.
* @rmtoll CFGR PRELOAD LL_LPTIM_SetUpdateMode
* @param LPTIMx Low-Power Timer instance
* @param UpdateMode This parameter can be one of the following values:
* @arg @ref LL_LPTIM_UPDATE_MODE_IMMEDIATE
* @arg @ref LL_LPTIM_UPDATE_MODE_ENDOFPERIOD
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_SetUpdateMode(LPTIM_TypeDef *LPTIMx, uint32_t UpdateMode)
{
MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_PRELOAD, UpdateMode);
}
/**
* @brief Get the LPTIM registers update mode
* @rmtoll CFGR PRELOAD LL_LPTIM_GetUpdateMode
* @param LPTIMx Low-Power Timer instance
* @retval Returned value can be one of the following values:
* @arg @ref LL_LPTIM_UPDATE_MODE_IMMEDIATE
* @arg @ref LL_LPTIM_UPDATE_MODE_ENDOFPERIOD
*/
__STATIC_INLINE uint32_t LL_LPTIM_GetUpdateMode(const LPTIM_TypeDef *LPTIMx)
{
return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_PRELOAD));
}
/**
* @brief Set the auto reload value
* @note The LPTIMx_ARR register content must only be modified when the LPTIM is enabled
* @note After a write to the LPTIMx_ARR register a new write operation to the
* same register can only be performed when the previous write operation
* is completed. Any successive write before the ARROK flag is set, will
* lead to unpredictable results.
* @note autoreload value be strictly greater than the compare value.
* @rmtoll ARR ARR LL_LPTIM_SetAutoReload
* @param LPTIMx Low-Power Timer instance
* @param AutoReload Value between Min_Data=0x0001 and Max_Data=0xFFFF
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_SetAutoReload(LPTIM_TypeDef *LPTIMx, uint32_t AutoReload)
{
MODIFY_REG(LPTIMx->ARR, LPTIM_ARR_ARR, AutoReload);
}
/**
* @brief Get actual auto reload value
* @rmtoll ARR ARR LL_LPTIM_GetAutoReload
* @param LPTIMx Low-Power Timer instance
* @retval AutoReload Value between Min_Data=0x0001 and Max_Data=0xFFFF
*/
__STATIC_INLINE uint32_t LL_LPTIM_GetAutoReload(const LPTIM_TypeDef *LPTIMx)
{
return (uint32_t)(READ_BIT(LPTIMx->ARR, LPTIM_ARR_ARR));
}
/**
* @brief Set the compare value
* @note After a write to the LPTIMx_CMP register a new write operation to the
* same register can only be performed when the previous write operation
* is completed. Any successive write before the CMPOK flag is set, will
* lead to unpredictable results.
* @rmtoll CMP CMP LL_LPTIM_SetCompare
* @param LPTIMx Low-Power Timer instance
* @param CompareValue Value between Min_Data=0x00 and Max_Data=0xFFFF
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_SetCompare(LPTIM_TypeDef *LPTIMx, uint32_t CompareValue)
{
MODIFY_REG(LPTIMx->CMP, LPTIM_CMP_CMP, CompareValue);
}
/**
* @brief Get actual compare value
* @rmtoll CMP CMP LL_LPTIM_GetCompare
* @param LPTIMx Low-Power Timer instance
* @retval CompareValue Value between Min_Data=0x00 and Max_Data=0xFFFF
*/
__STATIC_INLINE uint32_t LL_LPTIM_GetCompare(const LPTIM_TypeDef *LPTIMx)
{
return (uint32_t)(READ_BIT(LPTIMx->CMP, LPTIM_CMP_CMP));
}
/**
* @brief Get actual counter value
* @note When the LPTIM instance is running with an asynchronous clock, reading
* the LPTIMx_CNT register may return unreliable values. So in this case
* it is necessary to perform two consecutive read accesses and verify
* that the two returned values are identical.
* @rmtoll CNT CNT LL_LPTIM_GetCounter
* @param LPTIMx Low-Power Timer instance
* @retval Counter value
*/
__STATIC_INLINE uint32_t LL_LPTIM_GetCounter(const LPTIM_TypeDef *LPTIMx)
{
return (uint32_t)(READ_BIT(LPTIMx->CNT, LPTIM_CNT_CNT));
}
/**
* @brief Set the counter mode (selection of the LPTIM counter clock source).
* @note The counter mode can be set only when the LPTIM instance is disabled.
* @rmtoll CFGR COUNTMODE LL_LPTIM_SetCounterMode
* @param LPTIMx Low-Power Timer instance
* @param CounterMode This parameter can be one of the following values:
* @arg @ref LL_LPTIM_COUNTER_MODE_INTERNAL
* @arg @ref LL_LPTIM_COUNTER_MODE_EXTERNAL
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_SetCounterMode(LPTIM_TypeDef *LPTIMx, uint32_t CounterMode)
{
MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_COUNTMODE, CounterMode);
}
/**
* @brief Get the counter mode
* @rmtoll CFGR COUNTMODE LL_LPTIM_GetCounterMode
* @param LPTIMx Low-Power Timer instance
* @retval Returned value can be one of the following values:
* @arg @ref LL_LPTIM_COUNTER_MODE_INTERNAL
* @arg @ref LL_LPTIM_COUNTER_MODE_EXTERNAL
*/
__STATIC_INLINE uint32_t LL_LPTIM_GetCounterMode(const LPTIM_TypeDef *LPTIMx)
{
return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_COUNTMODE));
}
/**
* @brief Configure the LPTIM instance output (LPTIMx_OUT)
* @note This function must be called when the LPTIM instance is disabled.
* @note Regarding the LPTIM output polarity the change takes effect
* immediately, so the output default value will change immediately after
* the polarity is re-configured, even before the timer is enabled.
* @rmtoll CFGR WAVE LL_LPTIM_ConfigOutput\n
* CFGR WAVPOL LL_LPTIM_ConfigOutput
* @param LPTIMx Low-Power Timer instance
* @param Waveform This parameter can be one of the following values:
* @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_PWM
* @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_SETONCE
* @param Polarity This parameter can be one of the following values:
* @arg @ref LL_LPTIM_OUTPUT_POLARITY_REGULAR
* @arg @ref LL_LPTIM_OUTPUT_POLARITY_INVERSE
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_ConfigOutput(LPTIM_TypeDef *LPTIMx, uint32_t Waveform, uint32_t Polarity)
{
MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_WAVE | LPTIM_CFGR_WAVPOL, Waveform | Polarity);
}
/**
* @brief Set waveform shape
* @rmtoll CFGR WAVE LL_LPTIM_SetWaveform
* @param LPTIMx Low-Power Timer instance
* @param Waveform This parameter can be one of the following values:
* @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_PWM
* @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_SETONCE
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_SetWaveform(LPTIM_TypeDef *LPTIMx, uint32_t Waveform)
{
MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_WAVE, Waveform);
}
/**
* @brief Get actual waveform shape
* @rmtoll CFGR WAVE LL_LPTIM_GetWaveform
* @param LPTIMx Low-Power Timer instance
* @retval Returned value can be one of the following values:
* @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_PWM
* @arg @ref LL_LPTIM_OUTPUT_WAVEFORM_SETONCE
*/
__STATIC_INLINE uint32_t LL_LPTIM_GetWaveform(const LPTIM_TypeDef *LPTIMx)
{
return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_WAVE));
}
/**
* @brief Set output polarity
* @rmtoll CFGR WAVPOL LL_LPTIM_SetPolarity
* @param LPTIMx Low-Power Timer instance
* @param Polarity This parameter can be one of the following values:
* @arg @ref LL_LPTIM_OUTPUT_POLARITY_REGULAR
* @arg @ref LL_LPTIM_OUTPUT_POLARITY_INVERSE
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_SetPolarity(LPTIM_TypeDef *LPTIMx, uint32_t Polarity)
{
MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_WAVPOL, Polarity);
}
/**
* @brief Get actual output polarity
* @rmtoll CFGR WAVPOL LL_LPTIM_GetPolarity
* @param LPTIMx Low-Power Timer instance
* @retval Returned value can be one of the following values:
* @arg @ref LL_LPTIM_OUTPUT_POLARITY_REGULAR
* @arg @ref LL_LPTIM_OUTPUT_POLARITY_INVERSE
*/
__STATIC_INLINE uint32_t LL_LPTIM_GetPolarity(const LPTIM_TypeDef *LPTIMx)
{
return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_WAVPOL));
}
/**
* @brief Set actual prescaler division ratio.
* @note This function must be called when the LPTIM instance is disabled.
* @note When the LPTIM is configured to be clocked by an internal clock source
* and the LPTIM counter is configured to be updated by active edges
* detected on the LPTIM external Input1, the internal clock provided to
* the LPTIM must be not be prescaled.
* @rmtoll CFGR PRESC LL_LPTIM_SetPrescaler
* @param LPTIMx Low-Power Timer instance
* @param Prescaler This parameter can be one of the following values:
* @arg @ref LL_LPTIM_PRESCALER_DIV1
* @arg @ref LL_LPTIM_PRESCALER_DIV2
* @arg @ref LL_LPTIM_PRESCALER_DIV4
* @arg @ref LL_LPTIM_PRESCALER_DIV8
* @arg @ref LL_LPTIM_PRESCALER_DIV16
* @arg @ref LL_LPTIM_PRESCALER_DIV32
* @arg @ref LL_LPTIM_PRESCALER_DIV64
* @arg @ref LL_LPTIM_PRESCALER_DIV128
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_SetPrescaler(LPTIM_TypeDef *LPTIMx, uint32_t Prescaler)
{
MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_PRESC, Prescaler);
}
/**
* @brief Get actual prescaler division ratio.
* @rmtoll CFGR PRESC LL_LPTIM_GetPrescaler
* @param LPTIMx Low-Power Timer instance
* @retval Returned value can be one of the following values:
* @arg @ref LL_LPTIM_PRESCALER_DIV1
* @arg @ref LL_LPTIM_PRESCALER_DIV2
* @arg @ref LL_LPTIM_PRESCALER_DIV4
* @arg @ref LL_LPTIM_PRESCALER_DIV8
* @arg @ref LL_LPTIM_PRESCALER_DIV16
* @arg @ref LL_LPTIM_PRESCALER_DIV32
* @arg @ref LL_LPTIM_PRESCALER_DIV64
* @arg @ref LL_LPTIM_PRESCALER_DIV128
*/
__STATIC_INLINE uint32_t LL_LPTIM_GetPrescaler(const LPTIM_TypeDef *LPTIMx)
{
return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_PRESC));
}
/**
* @brief Set LPTIM input 1 source (default GPIO).
* @rmtoll OR OR LL_LPTIM_SetInput1Src
* @param LPTIMx Low-Power Timer instance
* @param Src This parameter can be one of the following values:
* @arg @ref LL_LPTIM_INPUT1_SRC_PAD_AF
* @arg @ref LL_LPTIM_INPUT1_SRC_PAD_PA4
* @arg @ref LL_LPTIM_INPUT1_SRC_PAD_PB9
* @arg @ref LL_LPTIM_INPUT1_SRC_TIM_DAC
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_SetInput1Src(LPTIM_TypeDef *LPTIMx, uint32_t Src)
{
MODIFY_REG(LPTIMx->OR, LPTIM_OR_OR, Src);
}
/**
* @}
*/
/** @defgroup LPTIM_LL_EF_Trigger_Configuration Trigger Configuration
* @{
*/
/**
* @brief Enable the timeout function
* @note This function must be called when the LPTIM instance is disabled.
* @note The first trigger event will start the timer, any successive trigger
* event will reset the counter and the timer will restart.
* @note The timeout value corresponds to the compare value; if no trigger
* occurs within the expected time frame, the MCU is waked-up by the
* compare match event.
* @rmtoll CFGR TIMOUT LL_LPTIM_EnableTimeout
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_EnableTimeout(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->CFGR, LPTIM_CFGR_TIMOUT);
}
/**
* @brief Disable the timeout function
* @note This function must be called when the LPTIM instance is disabled.
* @note A trigger event arriving when the timer is already started will be
* ignored.
* @rmtoll CFGR TIMOUT LL_LPTIM_DisableTimeout
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_DisableTimeout(LPTIM_TypeDef *LPTIMx)
{
CLEAR_BIT(LPTIMx->CFGR, LPTIM_CFGR_TIMOUT);
}
/**
* @brief Indicate whether the timeout function is enabled.
* @rmtoll CFGR TIMOUT LL_LPTIM_IsEnabledTimeout
* @param LPTIMx Low-Power Timer instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledTimeout(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_TIMOUT) == LPTIM_CFGR_TIMOUT) ? 1UL : 0UL));
}
/**
* @brief Start the LPTIM counter
* @note This function must be called when the LPTIM instance is disabled.
* @rmtoll CFGR TRIGEN LL_LPTIM_TrigSw
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_TrigSw(LPTIM_TypeDef *LPTIMx)
{
CLEAR_BIT(LPTIMx->CFGR, LPTIM_CFGR_TRIGEN);
}
/**
* @brief Configure the external trigger used as a trigger event for the LPTIM.
* @note This function must be called when the LPTIM instance is disabled.
* @note An internal clock source must be present when a digital filter is
* required for the trigger.
* @rmtoll CFGR TRIGSEL LL_LPTIM_ConfigTrigger\n
* CFGR TRGFLT LL_LPTIM_ConfigTrigger\n
* CFGR TRIGEN LL_LPTIM_ConfigTrigger
* @param LPTIMx Low-Power Timer instance
* @param Source This parameter can be one of the following values:
* @arg @ref LL_LPTIM_TRIG_SOURCE_GPIO
* @arg @ref LL_LPTIM_TRIG_SOURCE_RTCALARMA
* @arg @ref LL_LPTIM_TRIG_SOURCE_RTCALARMB
* @arg @ref LL_LPTIM_TRIG_SOURCE_RTCTAMP1
* @arg @ref LL_LPTIM_TRIG_SOURCE_TIM1_TRGO
* @arg @ref LL_LPTIM_TRIG_SOURCE_TIM5_TRGO
* @param Filter This parameter can be one of the following values:
* @arg @ref LL_LPTIM_TRIG_FILTER_NONE
* @arg @ref LL_LPTIM_TRIG_FILTER_2
* @arg @ref LL_LPTIM_TRIG_FILTER_4
* @arg @ref LL_LPTIM_TRIG_FILTER_8
* @param Polarity This parameter can be one of the following values:
* @arg @ref LL_LPTIM_TRIG_POLARITY_RISING
* @arg @ref LL_LPTIM_TRIG_POLARITY_FALLING
* @arg @ref LL_LPTIM_TRIG_POLARITY_RISING_FALLING
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_ConfigTrigger(LPTIM_TypeDef *LPTIMx, uint32_t Source, uint32_t Filter, uint32_t Polarity)
{
MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_TRIGSEL | LPTIM_CFGR_TRGFLT | LPTIM_CFGR_TRIGEN, Source | Filter | Polarity);
}
/**
* @brief Get actual external trigger source.
* @rmtoll CFGR TRIGSEL LL_LPTIM_GetTriggerSource
* @param LPTIMx Low-Power Timer instance
* @retval Returned value can be one of the following values:
* @arg @ref LL_LPTIM_TRIG_SOURCE_GPIO
* @arg @ref LL_LPTIM_TRIG_SOURCE_RTCALARMA
* @arg @ref LL_LPTIM_TRIG_SOURCE_RTCALARMB
* @arg @ref LL_LPTIM_TRIG_SOURCE_RTCTAMP1
* @arg @ref LL_LPTIM_TRIG_SOURCE_TIM1_TRGO
* @arg @ref LL_LPTIM_TRIG_SOURCE_TIM5_TRGO
*/
__STATIC_INLINE uint32_t LL_LPTIM_GetTriggerSource(const LPTIM_TypeDef *LPTIMx)
{
return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_TRIGSEL));
}
/**
* @brief Get actual external trigger filter.
* @rmtoll CFGR TRGFLT LL_LPTIM_GetTriggerFilter
* @param LPTIMx Low-Power Timer instance
* @retval Returned value can be one of the following values:
* @arg @ref LL_LPTIM_TRIG_FILTER_NONE
* @arg @ref LL_LPTIM_TRIG_FILTER_2
* @arg @ref LL_LPTIM_TRIG_FILTER_4
* @arg @ref LL_LPTIM_TRIG_FILTER_8
*/
__STATIC_INLINE uint32_t LL_LPTIM_GetTriggerFilter(const LPTIM_TypeDef *LPTIMx)
{
return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_TRGFLT));
}
/**
* @brief Get actual external trigger polarity.
* @rmtoll CFGR TRIGEN LL_LPTIM_GetTriggerPolarity
* @param LPTIMx Low-Power Timer instance
* @retval Returned value can be one of the following values:
* @arg @ref LL_LPTIM_TRIG_POLARITY_RISING
* @arg @ref LL_LPTIM_TRIG_POLARITY_FALLING
* @arg @ref LL_LPTIM_TRIG_POLARITY_RISING_FALLING
*/
__STATIC_INLINE uint32_t LL_LPTIM_GetTriggerPolarity(const LPTIM_TypeDef *LPTIMx)
{
return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_TRIGEN));
}
/**
* @}
*/
/** @defgroup LPTIM_LL_EF_Clock_Configuration Clock Configuration
* @{
*/
/**
* @brief Set the source of the clock used by the LPTIM instance.
* @note This function must be called when the LPTIM instance is disabled.
* @rmtoll CFGR CKSEL LL_LPTIM_SetClockSource
* @param LPTIMx Low-Power Timer instance
* @param ClockSource This parameter can be one of the following values:
* @arg @ref LL_LPTIM_CLK_SOURCE_INTERNAL
* @arg @ref LL_LPTIM_CLK_SOURCE_EXTERNAL
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_SetClockSource(LPTIM_TypeDef *LPTIMx, uint32_t ClockSource)
{
MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_CKSEL, ClockSource);
}
/**
* @brief Get actual LPTIM instance clock source.
* @rmtoll CFGR CKSEL LL_LPTIM_GetClockSource
* @param LPTIMx Low-Power Timer instance
* @retval Returned value can be one of the following values:
* @arg @ref LL_LPTIM_CLK_SOURCE_INTERNAL
* @arg @ref LL_LPTIM_CLK_SOURCE_EXTERNAL
*/
__STATIC_INLINE uint32_t LL_LPTIM_GetClockSource(const LPTIM_TypeDef *LPTIMx)
{
return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_CKSEL));
}
/**
* @brief Configure the active edge or edges used by the counter when
the LPTIM is clocked by an external clock source.
* @note This function must be called when the LPTIM instance is disabled.
* @note When both external clock signal edges are considered active ones,
* the LPTIM must also be clocked by an internal clock source with a
* frequency equal to at least four times the external clock frequency.
* @note An internal clock source must be present when a digital filter is
* required for external clock.
* @rmtoll CFGR CKFLT LL_LPTIM_ConfigClock\n
* CFGR CKPOL LL_LPTIM_ConfigClock
* @param LPTIMx Low-Power Timer instance
* @param ClockFilter This parameter can be one of the following values:
* @arg @ref LL_LPTIM_CLK_FILTER_NONE
* @arg @ref LL_LPTIM_CLK_FILTER_2
* @arg @ref LL_LPTIM_CLK_FILTER_4
* @arg @ref LL_LPTIM_CLK_FILTER_8
* @param ClockPolarity This parameter can be one of the following values:
* @arg @ref LL_LPTIM_CLK_POLARITY_RISING
* @arg @ref LL_LPTIM_CLK_POLARITY_FALLING
* @arg @ref LL_LPTIM_CLK_POLARITY_RISING_FALLING
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_ConfigClock(LPTIM_TypeDef *LPTIMx, uint32_t ClockFilter, uint32_t ClockPolarity)
{
MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_CKFLT | LPTIM_CFGR_CKPOL, ClockFilter | ClockPolarity);
}
/**
* @brief Get actual clock polarity
* @rmtoll CFGR CKPOL LL_LPTIM_GetClockPolarity
* @param LPTIMx Low-Power Timer instance
* @retval Returned value can be one of the following values:
* @arg @ref LL_LPTIM_CLK_POLARITY_RISING
* @arg @ref LL_LPTIM_CLK_POLARITY_FALLING
* @arg @ref LL_LPTIM_CLK_POLARITY_RISING_FALLING
*/
__STATIC_INLINE uint32_t LL_LPTIM_GetClockPolarity(const LPTIM_TypeDef *LPTIMx)
{
return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_CKPOL));
}
/**
* @brief Get actual clock digital filter
* @rmtoll CFGR CKFLT LL_LPTIM_GetClockFilter
* @param LPTIMx Low-Power Timer instance
* @retval Returned value can be one of the following values:
* @arg @ref LL_LPTIM_CLK_FILTER_NONE
* @arg @ref LL_LPTIM_CLK_FILTER_2
* @arg @ref LL_LPTIM_CLK_FILTER_4
* @arg @ref LL_LPTIM_CLK_FILTER_8
*/
__STATIC_INLINE uint32_t LL_LPTIM_GetClockFilter(const LPTIM_TypeDef *LPTIMx)
{
return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_CKFLT));
}
/**
* @}
*/
/** @defgroup LPTIM_LL_EF_Encoder_Mode Encoder Mode
* @{
*/
/**
* @brief Configure the encoder mode.
* @note This function must be called when the LPTIM instance is disabled.
* @rmtoll CFGR CKPOL LL_LPTIM_SetEncoderMode
* @param LPTIMx Low-Power Timer instance
* @param EncoderMode This parameter can be one of the following values:
* @arg @ref LL_LPTIM_ENCODER_MODE_RISING
* @arg @ref LL_LPTIM_ENCODER_MODE_FALLING
* @arg @ref LL_LPTIM_ENCODER_MODE_RISING_FALLING
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_SetEncoderMode(LPTIM_TypeDef *LPTIMx, uint32_t EncoderMode)
{
MODIFY_REG(LPTIMx->CFGR, LPTIM_CFGR_CKPOL, EncoderMode);
}
/**
* @brief Get actual encoder mode.
* @rmtoll CFGR CKPOL LL_LPTIM_GetEncoderMode
* @param LPTIMx Low-Power Timer instance
* @retval Returned value can be one of the following values:
* @arg @ref LL_LPTIM_ENCODER_MODE_RISING
* @arg @ref LL_LPTIM_ENCODER_MODE_FALLING
* @arg @ref LL_LPTIM_ENCODER_MODE_RISING_FALLING
*/
__STATIC_INLINE uint32_t LL_LPTIM_GetEncoderMode(const LPTIM_TypeDef *LPTIMx)
{
return (uint32_t)(READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_CKPOL));
}
/**
* @brief Enable the encoder mode
* @note This function must be called when the LPTIM instance is disabled.
* @note In this mode the LPTIM instance must be clocked by an internal clock
* source. Also, the prescaler division ratio must be equal to 1.
* @note LPTIM instance must be configured in continuous mode prior enabling
* the encoder mode.
* @rmtoll CFGR ENC LL_LPTIM_EnableEncoderMode
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_EnableEncoderMode(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->CFGR, LPTIM_CFGR_ENC);
}
/**
* @brief Disable the encoder mode
* @note This function must be called when the LPTIM instance is disabled.
* @rmtoll CFGR ENC LL_LPTIM_DisableEncoderMode
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_DisableEncoderMode(LPTIM_TypeDef *LPTIMx)
{
CLEAR_BIT(LPTIMx->CFGR, LPTIM_CFGR_ENC);
}
/**
* @brief Indicates whether the LPTIM operates in encoder mode.
* @rmtoll CFGR ENC LL_LPTIM_IsEnabledEncoderMode
* @param LPTIMx Low-Power Timer instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledEncoderMode(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->CFGR, LPTIM_CFGR_ENC) == LPTIM_CFGR_ENC) ? 1UL : 0UL));
}
/**
* @}
*/
/** @defgroup LPTIM_LL_EF_FLAG_Management FLAG Management
* @{
*/
/**
* @brief Clear the compare match flag (CMPMCF)
* @rmtoll ICR CMPMCF LL_LPTIM_ClearFlag_CMPM
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_ClearFlag_CMPM(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->ICR, LPTIM_ICR_CMPMCF);
}
/**
* @brief Inform application whether a compare match interrupt has occurred.
* @rmtoll ISR CMPM LL_LPTIM_IsActiveFlag_CMPM
* @param LPTIMx Low-Power Timer instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_CMPM(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->ISR, LPTIM_ISR_CMPM) == LPTIM_ISR_CMPM) ? 1UL : 0UL));
}
/**
* @brief Clear the autoreload match flag (ARRMCF)
* @rmtoll ICR ARRMCF LL_LPTIM_ClearFlag_ARRM
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_ClearFlag_ARRM(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->ICR, LPTIM_ICR_ARRMCF);
}
/**
* @brief Inform application whether a autoreload match interrupt has occurred.
* @rmtoll ISR ARRM LL_LPTIM_IsActiveFlag_ARRM
* @param LPTIMx Low-Power Timer instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_ARRM(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->ISR, LPTIM_ISR_ARRM) == LPTIM_ISR_ARRM) ? 1UL : 0UL));
}
/**
* @brief Clear the external trigger valid edge flag(EXTTRIGCF).
* @rmtoll ICR EXTTRIGCF LL_LPTIM_ClearFlag_EXTTRIG
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_ClearFlag_EXTTRIG(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->ICR, LPTIM_ICR_EXTTRIGCF);
}
/**
* @brief Inform application whether a valid edge on the selected external trigger input has occurred.
* @rmtoll ISR EXTTRIG LL_LPTIM_IsActiveFlag_EXTTRIG
* @param LPTIMx Low-Power Timer instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_EXTTRIG(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->ISR, LPTIM_ISR_EXTTRIG) == LPTIM_ISR_EXTTRIG) ? 1UL : 0UL));
}
/**
* @brief Clear the compare register update interrupt flag (CMPOKCF).
* @rmtoll ICR CMPOKCF LL_LPTIM_ClearFlag_CMPOK
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_ClearFlag_CMPOK(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->ICR, LPTIM_ICR_CMPOKCF);
}
/**
* @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.
* @rmtoll ISR CMPOK LL_LPTIM_IsActiveFlag_CMPOK
* @param LPTIMx Low-Power Timer instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_CMPOK(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->ISR, LPTIM_ISR_CMPOK) == LPTIM_ISR_CMPOK) ? 1UL : 0UL));
}
/**
* @brief Clear the autoreload register update interrupt flag (ARROKCF).
* @rmtoll ICR ARROKCF LL_LPTIM_ClearFlag_ARROK
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_ClearFlag_ARROK(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->ICR, LPTIM_ICR_ARROKCF);
}
/**
* @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.
* @rmtoll ISR ARROK LL_LPTIM_IsActiveFlag_ARROK
* @param LPTIMx Low-Power Timer instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_ARROK(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->ISR, LPTIM_ISR_ARROK) == LPTIM_ISR_ARROK) ? 1UL : 0UL));
}
/**
* @brief Clear the counter direction change to up interrupt flag (UPCF).
* @rmtoll ICR UPCF LL_LPTIM_ClearFlag_UP
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_ClearFlag_UP(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->ICR, LPTIM_ICR_UPCF);
}
/**
* @brief Informs the application whether the counter direction has changed from down to up (when the LPTIM instance
operates in encoder mode).
* @rmtoll ISR UP LL_LPTIM_IsActiveFlag_UP
* @param LPTIMx Low-Power Timer instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_UP(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->ISR, LPTIM_ISR_UP) == LPTIM_ISR_UP) ? 1UL : 0UL));
}
/**
* @brief Clear the counter direction change to down interrupt flag (DOWNCF).
* @rmtoll ICR DOWNCF LL_LPTIM_ClearFlag_DOWN
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_ClearFlag_DOWN(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->ICR, LPTIM_ICR_DOWNCF);
}
/**
* @brief Informs the application whether the counter direction has changed from up to down (when the LPTIM instance
operates in encoder mode).
* @rmtoll ISR DOWN LL_LPTIM_IsActiveFlag_DOWN
* @param LPTIMx Low-Power Timer instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsActiveFlag_DOWN(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->ISR, LPTIM_ISR_DOWN) == LPTIM_ISR_DOWN) ? 1UL : 0UL));
}
/**
* @}
*/
/** @defgroup LPTIM_LL_EF_IT_Management Interrupt Management
* @{
*/
/**
* @brief Enable compare match interrupt (CMPMIE).
* @rmtoll IER CMPMIE LL_LPTIM_EnableIT_CMPM
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_EnableIT_CMPM(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->IER, LPTIM_IER_CMPMIE);
}
/**
* @brief Disable compare match interrupt (CMPMIE).
* @rmtoll IER CMPMIE LL_LPTIM_DisableIT_CMPM
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_DisableIT_CMPM(LPTIM_TypeDef *LPTIMx)
{
CLEAR_BIT(LPTIMx->IER, LPTIM_IER_CMPMIE);
}
/**
* @brief Indicates whether the compare match interrupt (CMPMIE) is enabled.
* @rmtoll IER CMPMIE LL_LPTIM_IsEnabledIT_CMPM
* @param LPTIMx Low-Power Timer instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_CMPM(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->IER, LPTIM_IER_CMPMIE) == LPTIM_IER_CMPMIE) ? 1UL : 0UL));
}
/**
* @brief Enable autoreload match interrupt (ARRMIE).
* @rmtoll IER ARRMIE LL_LPTIM_EnableIT_ARRM
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_EnableIT_ARRM(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->IER, LPTIM_IER_ARRMIE);
}
/**
* @brief Disable autoreload match interrupt (ARRMIE).
* @rmtoll IER ARRMIE LL_LPTIM_DisableIT_ARRM
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_DisableIT_ARRM(LPTIM_TypeDef *LPTIMx)
{
CLEAR_BIT(LPTIMx->IER, LPTIM_IER_ARRMIE);
}
/**
* @brief Indicates whether the autoreload match interrupt (ARRMIE) is enabled.
* @rmtoll IER ARRMIE LL_LPTIM_IsEnabledIT_ARRM
* @param LPTIMx Low-Power Timer instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_ARRM(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->IER, LPTIM_IER_ARRMIE) == LPTIM_IER_ARRMIE) ? 1UL : 0UL));
}
/**
* @brief Enable external trigger valid edge interrupt (EXTTRIGIE).
* @rmtoll IER EXTTRIGIE LL_LPTIM_EnableIT_EXTTRIG
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_EnableIT_EXTTRIG(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->IER, LPTIM_IER_EXTTRIGIE);
}
/**
* @brief Disable external trigger valid edge interrupt (EXTTRIGIE).
* @rmtoll IER EXTTRIGIE LL_LPTIM_DisableIT_EXTTRIG
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_DisableIT_EXTTRIG(LPTIM_TypeDef *LPTIMx)
{
CLEAR_BIT(LPTIMx->IER, LPTIM_IER_EXTTRIGIE);
}
/**
* @brief Indicates external trigger valid edge interrupt (EXTTRIGIE) is enabled.
* @rmtoll IER EXTTRIGIE LL_LPTIM_IsEnabledIT_EXTTRIG
* @param LPTIMx Low-Power Timer instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_EXTTRIG(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->IER, LPTIM_IER_EXTTRIGIE) == LPTIM_IER_EXTTRIGIE) ? 1UL : 0UL));
}
/**
* @brief Enable compare register write completed interrupt (CMPOKIE).
* @rmtoll IER CMPOKIE LL_LPTIM_EnableIT_CMPOK
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_EnableIT_CMPOK(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->IER, LPTIM_IER_CMPOKIE);
}
/**
* @brief Disable compare register write completed interrupt (CMPOKIE).
* @rmtoll IER CMPOKIE LL_LPTIM_DisableIT_CMPOK
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_DisableIT_CMPOK(LPTIM_TypeDef *LPTIMx)
{
CLEAR_BIT(LPTIMx->IER, LPTIM_IER_CMPOKIE);
}
/**
* @brief Indicates whether the compare register write completed interrupt (CMPOKIE) is enabled.
* @rmtoll IER CMPOKIE LL_LPTIM_IsEnabledIT_CMPOK
* @param LPTIMx Low-Power Timer instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_CMPOK(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->IER, LPTIM_IER_CMPOKIE) == LPTIM_IER_CMPOKIE) ? 1UL : 0UL));
}
/**
* @brief Enable autoreload register write completed interrupt (ARROKIE).
* @rmtoll IER ARROKIE LL_LPTIM_EnableIT_ARROK
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_EnableIT_ARROK(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->IER, LPTIM_IER_ARROKIE);
}
/**
* @brief Disable autoreload register write completed interrupt (ARROKIE).
* @rmtoll IER ARROKIE LL_LPTIM_DisableIT_ARROK
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_DisableIT_ARROK(LPTIM_TypeDef *LPTIMx)
{
CLEAR_BIT(LPTIMx->IER, LPTIM_IER_ARROKIE);
}
/**
* @brief Indicates whether the autoreload register write completed interrupt (ARROKIE) is enabled.
* @rmtoll IER ARROKIE LL_LPTIM_IsEnabledIT_ARROK
* @param LPTIMx Low-Power Timer instance
* @retval State of bit(1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_ARROK(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->IER, LPTIM_IER_ARROKIE) == LPTIM_IER_ARROKIE) ? 1UL : 0UL));
}
/**
* @brief Enable direction change to up interrupt (UPIE).
* @rmtoll IER UPIE LL_LPTIM_EnableIT_UP
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_EnableIT_UP(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->IER, LPTIM_IER_UPIE);
}
/**
* @brief Disable direction change to up interrupt (UPIE).
* @rmtoll IER UPIE LL_LPTIM_DisableIT_UP
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_DisableIT_UP(LPTIM_TypeDef *LPTIMx)
{
CLEAR_BIT(LPTIMx->IER, LPTIM_IER_UPIE);
}
/**
* @brief Indicates whether the direction change to up interrupt (UPIE) is enabled.
* @rmtoll IER UPIE LL_LPTIM_IsEnabledIT_UP
* @param LPTIMx Low-Power Timer instance
* @retval State of bit(1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_UP(const LPTIM_TypeDef *LPTIMx)
{
return (((READ_BIT(LPTIMx->IER, LPTIM_IER_UPIE) == LPTIM_IER_UPIE) ? 1UL : 0UL));
}
/**
* @brief Enable direction change to down interrupt (DOWNIE).
* @rmtoll IER DOWNIE LL_LPTIM_EnableIT_DOWN
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_EnableIT_DOWN(LPTIM_TypeDef *LPTIMx)
{
SET_BIT(LPTIMx->IER, LPTIM_IER_DOWNIE);
}
/**
* @brief Disable direction change to down interrupt (DOWNIE).
* @rmtoll IER DOWNIE LL_LPTIM_DisableIT_DOWN
* @param LPTIMx Low-Power Timer instance
* @retval None
*/
__STATIC_INLINE void LL_LPTIM_DisableIT_DOWN(LPTIM_TypeDef *LPTIMx)
{
CLEAR_BIT(LPTIMx->IER, LPTIM_IER_DOWNIE);
}
/**
* @brief Indicates whether the direction change to down interrupt (DOWNIE) is enabled.
* @rmtoll IER DOWNIE LL_LPTIM_IsEnabledIT_DOWN
* @param LPTIMx Low-Power Timer instance
* @retval State of bit(1 or 0).
*/
__STATIC_INLINE uint32_t LL_LPTIM_IsEnabledIT_DOWN(const LPTIM_TypeDef *LPTIMx)
{
return ((READ_BIT(LPTIMx->IER, LPTIM_IER_DOWNIE) == LPTIM_IER_DOWNIE) ? 1UL : 0UL);
}
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#endif /* LPTIM1 */
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* STM32F4xx_LL_LPTIM_H */
Details ![]()
Show: from Types: Columns: ![]( "Show Project Names")
![]( "Show Locations")
![]( "Show Referring Symbols")
![]( "Show Scope")
This file uses the notable symbols shown below. Click anywhere in the file to view more details.