lib/main/STM32F7/Drivers/STM32F7xx_HAL_Driver/Inc/stm32f7xx_ll_exti.h

   1 /**
   2   ******************************************************************************
   3   * @file    stm32f7xx_ll_exti.h
   4   * @author  MCD Application Team
   5   * @brief   Header file of EXTI LL module.
   6   ******************************************************************************
   7   * @attention
   8   *
   9   * <h2><center>&copy; Copyright (c) 2017 STMicroelectronics.
  10   * All rights reserved.</center></h2>
  11   *
  12   * This software component is licensed by ST under BSD 3-Clause license,
  13   * the "License"; You may not use this file except in compliance with the
  14   * License. You may obtain a copy of the License at:
  15   *                        opensource.org/licenses/BSD-3-Clause
  16   *
  17   ******************************************************************************
  18   */
  19
  20 /* Define to prevent recursive inclusion -------------------------------------*/
  21 #ifndef __STM32F7xx_LL_EXTI_H
  22 #define __STM32F7xx_LL_EXTI_H
  23
  24 #ifdef __cplusplus
  25 extern "C" {
  26 #endif
  27
  28 /* Includes ------------------------------------------------------------------*/
  29 #include "stm32f7xx.h"
  30
  31 /** @addtogroup STM32F7xx_LL_Driver
  32   * @{
  33   */
  34
  35 #if defined (EXTI)
  36
  37 /** @defgroup EXTI_LL EXTI
  38   * @{
  39   */
  40
  41 /* Private types -------------------------------------------------------------*/
  42 /* Private variables ---------------------------------------------------------*/
  43 /* Private constants ---------------------------------------------------------*/
  44 /* Private Macros ------------------------------------------------------------*/
  45 #if defined(USE_FULL_LL_DRIVER)
  46 /** @defgroup EXTI_LL_Private_Macros EXTI Private Macros
  47   * @{
  48   */
  49 /**
  50   * @}
  51   */
  52 #endif /*USE_FULL_LL_DRIVER*/
  53 /* Exported types ------------------------------------------------------------*/
  54 #if defined(USE_FULL_LL_DRIVER)
  55 /** @defgroup EXTI_LL_ES_INIT EXTI Exported Init structure
  56   * @{
  57   */
  58 typedef struct
  59 {
  60
  61   uint32_t Line_0_31;           /*!< Specifies the EXTI lines to be enabled or disabled for Lines in range 0 to 31
  62                                      This parameter can be any combination of @ref EXTI_LL_EC_LINE */
  63
  64   FunctionalState LineCommand;  /*!< Specifies the new state of the selected EXTI lines.
  65                                      This parameter can be set either to ENABLE or DISABLE */
  66
  67   uint8_t Mode;                 /*!< Specifies the mode for the EXTI lines.
  68                                      This parameter can be a value of @ref EXTI_LL_EC_MODE. */
  69
  70   uint8_t Trigger;              /*!< Specifies the trigger signal active edge for the EXTI lines.
  71                                      This parameter can be a value of @ref EXTI_LL_EC_TRIGGER. */
  72 } LL_EXTI_InitTypeDef;
  73
  74 /**
  75   * @}
  76   */
  77 #endif /*USE_FULL_LL_DRIVER*/
  78
  79 /* Exported constants --------------------------------------------------------*/
  80 /** @defgroup EXTI_LL_Exported_Constants EXTI Exported Constants
  81   * @{
  82   */
  83
  84 /** @defgroup EXTI_LL_EC_LINE LINE
  85   * @{
  86   */
  87 #define LL_EXTI_LINE_0                 EXTI_IMR_IM0           /*!< Extended line 0 */
  88 #define LL_EXTI_LINE_1                 EXTI_IMR_IM1           /*!< Extended line 1 */
  89 #define LL_EXTI_LINE_2                 EXTI_IMR_IM2           /*!< Extended line 2 */
  90 #define LL_EXTI_LINE_3                 EXTI_IMR_IM3           /*!< Extended line 3 */
  91 #define LL_EXTI_LINE_4                 EXTI_IMR_IM4           /*!< Extended line 4 */
  92 #define LL_EXTI_LINE_5                 EXTI_IMR_IM5           /*!< Extended line 5 */
  93 #define LL_EXTI_LINE_6                 EXTI_IMR_IM6           /*!< Extended line 6 */
  94 #define LL_EXTI_LINE_7                 EXTI_IMR_IM7           /*!< Extended line 7 */
  95 #define LL_EXTI_LINE_8                 EXTI_IMR_IM8           /*!< Extended line 8 */
  96 #define LL_EXTI_LINE_9                 EXTI_IMR_IM9           /*!< Extended line 9 */
  97 #define LL_EXTI_LINE_10                EXTI_IMR_IM10          /*!< Extended line 10 */
  98 #define LL_EXTI_LINE_11                EXTI_IMR_IM11          /*!< Extended line 11 */
  99 #define LL_EXTI_LINE_12                EXTI_IMR_IM12          /*!< Extended line 12 */
 100 #define LL_EXTI_LINE_13                EXTI_IMR_IM13          /*!< Extended line 13 */
 101 #define LL_EXTI_LINE_14                EXTI_IMR_IM14          /*!< Extended line 14 */
 102 #define LL_EXTI_LINE_15                EXTI_IMR_IM15          /*!< Extended line 15 */
 103 #if defined(EXTI_IMR_IM16)
 104 #define LL_EXTI_LINE_16                EXTI_IMR_IM16          /*!< Extended line 16 */
 105 #endif
 106 #define LL_EXTI_LINE_17                EXTI_IMR_IM17          /*!< Extended line 17 */
 107 #if defined(EXTI_IMR_IM18)
 108 #define LL_EXTI_LINE_18                EXTI_IMR_IM18          /*!< Extended line 18 */
 109 #endif
 110 #define LL_EXTI_LINE_19                EXTI_IMR_IM19          /*!< Extended line 19 */
 111 #if defined(EXTI_IMR_IM20)
 112 #define LL_EXTI_LINE_20                EXTI_IMR_IM20          /*!< Extended line 20 */
 113 #endif
 114 #if defined(EXTI_IMR_IM21)
 115 #define LL_EXTI_LINE_21                EXTI_IMR_IM21          /*!< Extended line 21 */
 116 #endif
 117 #if defined(EXTI_IMR_IM22)
 118 #define LL_EXTI_LINE_22                EXTI_IMR_IM22          /*!< Extended line 22 */
 119 #endif
 120 #define LL_EXTI_LINE_23                EXTI_IMR_IM23          /*!< Extended line 23 */
 121 #if defined(EXTI_IMR_IM24)
 122 #define LL_EXTI_LINE_24                EXTI_IMR_IM24          /*!< Extended line 24 */
 123 #endif
 124 #if defined(EXTI_IMR_IM25)
 125 #define LL_EXTI_LINE_25                EXTI_IMR_IM25          /*!< Extended line 25 */
 126 #endif
 127 #if defined(EXTI_IMR_IM26)
 128 #define LL_EXTI_LINE_26                EXTI_IMR_IM26          /*!< Extended line 26 */
 129 #endif
 130 #if defined(EXTI_IMR_IM27)
 131 #define LL_EXTI_LINE_27                EXTI_IMR_IM27          /*!< Extended line 27 */
 132 #endif
 133 #if defined(EXTI_IMR_IM28)
 134 #define LL_EXTI_LINE_28                EXTI_IMR_IM28          /*!< Extended line 28 */
 135 #endif
 136 #if defined(EXTI_IMR_IM29)
 137 #define LL_EXTI_LINE_29                EXTI_IMR_IM29          /*!< Extended line 29 */
 138 #endif
 139 #if defined(EXTI_IMR_IM30)
 140 #define LL_EXTI_LINE_30                EXTI_IMR_IM30          /*!< Extended line 30 */
 141 #endif
 142 #if defined(EXTI_IMR_IM31)
 143 #define LL_EXTI_LINE_31                EXTI_IMR_IM31          /*!< Extended line 31 */
 144 #endif
 145 #define LL_EXTI_LINE_ALL_0_31          EXTI_IMR_IM            /*!< All Extended line not reserved*/
 146
 147
 148 #define LL_EXTI_LINE_ALL               (0xFFFFFFFFU)  /*!< All Extended line */
 149
 150 #if defined(USE_FULL_LL_DRIVER)
 151 #define LL_EXTI_LINE_NONE              (0x00000000U)  /*!< None Extended line */
 152 #endif /*USE_FULL_LL_DRIVER*/
 153
 154 /**
 155   * @}
 156   */
 157 #if defined(USE_FULL_LL_DRIVER)
 158
 159 /** @defgroup EXTI_LL_EC_MODE Mode
 160   * @{
 161   */
 162 #define LL_EXTI_MODE_IT                 ((uint8_t)0x00U) /*!< Interrupt Mode */
 163 #define LL_EXTI_MODE_EVENT              ((uint8_t)0x01U) /*!< Event Mode */
 164 #define LL_EXTI_MODE_IT_EVENT           ((uint8_t)0x02U) /*!< Interrupt & Event Mode */
 165 /**
 166   * @}
 167   */
 168
 169 /** @defgroup EXTI_LL_EC_TRIGGER Edge Trigger
 170   * @{
 171   */
 172 #define LL_EXTI_TRIGGER_NONE            ((uint8_t)0x00U) /*!< No Trigger Mode */
 173 #define LL_EXTI_TRIGGER_RISING          ((uint8_t)0x01U) /*!< Trigger Rising Mode */
 174 #define LL_EXTI_TRIGGER_FALLING         ((uint8_t)0x02U) /*!< Trigger Falling Mode */
 175 #define LL_EXTI_TRIGGER_RISING_FALLING  ((uint8_t)0x03U) /*!< Trigger Rising & Falling Mode */
 176
 177 /**
 178   * @}
 179   */
 180
 181
 182 #endif /*USE_FULL_LL_DRIVER*/
 183
 184
 185 /**
 186   * @}
 187   */
 188
 189 /* Exported macro ------------------------------------------------------------*/
 190 /** @defgroup EXTI_LL_Exported_Macros EXTI Exported Macros
 191   * @{
 192   */
 193
 194 /** @defgroup EXTI_LL_EM_WRITE_READ Common Write and read registers Macros
 195   * @{
 196   */
 197
 198 /**
 199   * @brief  Write a value in EXTI register
 200   * @param  __REG__ Register to be written
 201   * @param  __VALUE__ Value to be written in the register
 202   * @retval None
 203   */
 204 #define LL_EXTI_WriteReg(__REG__, __VALUE__) WRITE_REG(EXTI->__REG__, (__VALUE__))
 205
 206 /**
 207   * @brief  Read a value in EXTI register
 208   * @param  __REG__ Register to be read
 209   * @retval Register value
 210   */
 211 #define LL_EXTI_ReadReg(__REG__) READ_REG(EXTI->__REG__)
 212 /**
 213   * @}
 214   */
 215
 216
 217 /**
 218   * @}
 219   */
 220
 221
 222
 223 /* Exported functions --------------------------------------------------------*/
 224 /** @defgroup EXTI_LL_Exported_Functions EXTI Exported Functions
 225  * @{
 226  */
 227 /** @defgroup EXTI_LL_EF_IT_Management IT_Management
 228   * @{
 229   */
 230
 231 /**
 232   * @brief  Enable ExtiLine Interrupt request for Lines in range 0 to 31
 233   * @note The reset value for the direct or internal lines (see RM)
 234   *       is set to 1 in order to enable the interrupt by default.
 235   *       Bits are set automatically at Power on.
 236   * @rmtoll IMR         IMx           LL_EXTI_EnableIT_0_31
 237   * @param  ExtiLine This parameter can be one of the following values:
 238   *         @arg @ref LL_EXTI_LINE_0
 239   *         @arg @ref LL_EXTI_LINE_1
 240   *         @arg @ref LL_EXTI_LINE_2
 241   *         @arg @ref LL_EXTI_LINE_3
 242   *         @arg @ref LL_EXTI_LINE_4
 243   *         @arg @ref LL_EXTI_LINE_5
 244   *         @arg @ref LL_EXTI_LINE_6
 245   *         @arg @ref LL_EXTI_LINE_7
 246   *         @arg @ref LL_EXTI_LINE_8
 247   *         @arg @ref LL_EXTI_LINE_9
 248   *         @arg @ref LL_EXTI_LINE_10
 249   *         @arg @ref LL_EXTI_LINE_11
 250   *         @arg @ref LL_EXTI_LINE_12
 251   *         @arg @ref LL_EXTI_LINE_13
 252   *         @arg @ref LL_EXTI_LINE_14
 253   *         @arg @ref LL_EXTI_LINE_15
 254   *         @arg @ref LL_EXTI_LINE_16
 255   *         @arg @ref LL_EXTI_LINE_17
 256   *         @arg @ref LL_EXTI_LINE_18
 257   *         @arg @ref LL_EXTI_LINE_19
 258   *         @arg @ref LL_EXTI_LINE_20
 259   *         @arg @ref LL_EXTI_LINE_21
 260   *         @arg @ref LL_EXTI_LINE_22
 261   *         @arg @ref LL_EXTI_LINE_23
 262   *         @arg @ref LL_EXTI_LINE_24(*)
 263   *         @arg @ref LL_EXTI_LINE_ALL_0_31
 264   * @note   (*): Available in some devices
 265   * @note   Please check each device line mapping for EXTI Line availability
 266   * @retval None
 267   */
 268 __STATIC_INLINE void LL_EXTI_EnableIT_0_31(uint32_t ExtiLine)
 269 {
 270   SET_BIT(EXTI->IMR, ExtiLine);
 271 }
 272
 273 /**
 274   * @brief  Disable ExtiLine Interrupt request for Lines in range 0 to 31
 275   * @note The reset value for the direct or internal lines (see RM)
 276   *       is set to 1 in order to enable the interrupt by default.
 277   *       Bits are set automatically at Power on.
 278   * @rmtoll IMR         IMx           LL_EXTI_DisableIT_0_31
 279   * @param  ExtiLine This parameter can be one of the following values:
 280   *         @arg @ref LL_EXTI_LINE_0
 281   *         @arg @ref LL_EXTI_LINE_1
 282   *         @arg @ref LL_EXTI_LINE_2
 283   *         @arg @ref LL_EXTI_LINE_3
 284   *         @arg @ref LL_EXTI_LINE_4
 285   *         @arg @ref LL_EXTI_LINE_5
 286   *         @arg @ref LL_EXTI_LINE_6
 287   *         @arg @ref LL_EXTI_LINE_7
 288   *         @arg @ref LL_EXTI_LINE_8
 289   *         @arg @ref LL_EXTI_LINE_9
 290   *         @arg @ref LL_EXTI_LINE_10
 291   *         @arg @ref LL_EXTI_LINE_11
 292   *         @arg @ref LL_EXTI_LINE_12
 293   *         @arg @ref LL_EXTI_LINE_13
 294   *         @arg @ref LL_EXTI_LINE_14
 295   *         @arg @ref LL_EXTI_LINE_15
 296   *         @arg @ref LL_EXTI_LINE_16
 297   *         @arg @ref LL_EXTI_LINE_17
 298   *         @arg @ref LL_EXTI_LINE_18
 299   *         @arg @ref LL_EXTI_LINE_19
 300   *         @arg @ref LL_EXTI_LINE_20
 301   *         @arg @ref LL_EXTI_LINE_21
 302   *         @arg @ref LL_EXTI_LINE_22
 303   *         @arg @ref LL_EXTI_LINE_23
 304   *         @arg @ref LL_EXTI_LINE_24(*)
 305   *         @arg @ref LL_EXTI_LINE_ALL_0_31
 306   * @note   (*): Available in some devices
 307   * @note   Please check each device line mapping for EXTI Line availability
 308   * @retval None
 309   */
 310 __STATIC_INLINE void LL_EXTI_DisableIT_0_31(uint32_t ExtiLine)
 311 {
 312   CLEAR_BIT(EXTI->IMR, ExtiLine);
 313 }
 314
 315
 316 /**
 317   * @brief  Indicate if ExtiLine Interrupt request is enabled for Lines in range 0 to 31
 318   * @note The reset value for the direct or internal lines (see RM)
 319   *       is set to 1 in order to enable the interrupt by default.
 320   *       Bits are set automatically at Power on.
 321   * @rmtoll IMR         IMx           LL_EXTI_IsEnabledIT_0_31
 322   * @param  ExtiLine This parameter can be one of the following values:
 323   *         @arg @ref LL_EXTI_LINE_0
 324   *         @arg @ref LL_EXTI_LINE_1
 325   *         @arg @ref LL_EXTI_LINE_2
 326   *         @arg @ref LL_EXTI_LINE_3
 327   *         @arg @ref LL_EXTI_LINE_4
 328   *         @arg @ref LL_EXTI_LINE_5
 329   *         @arg @ref LL_EXTI_LINE_6
 330   *         @arg @ref LL_EXTI_LINE_7
 331   *         @arg @ref LL_EXTI_LINE_8
 332   *         @arg @ref LL_EXTI_LINE_9
 333   *         @arg @ref LL_EXTI_LINE_10
 334   *         @arg @ref LL_EXTI_LINE_11
 335   *         @arg @ref LL_EXTI_LINE_12
 336   *         @arg @ref LL_EXTI_LINE_13
 337   *         @arg @ref LL_EXTI_LINE_14
 338   *         @arg @ref LL_EXTI_LINE_15
 339   *         @arg @ref LL_EXTI_LINE_16
 340   *         @arg @ref LL_EXTI_LINE_17
 341   *         @arg @ref LL_EXTI_LINE_18
 342   *         @arg @ref LL_EXTI_LINE_19
 343   *         @arg @ref LL_EXTI_LINE_20
 344   *         @arg @ref LL_EXTI_LINE_21
 345   *         @arg @ref LL_EXTI_LINE_22
 346   *         @arg @ref LL_EXTI_LINE_23
 347   *         @arg @ref LL_EXTI_LINE_24(*)
 348   *         @arg @ref LL_EXTI_LINE_ALL_0_31
 349   * @note   (*): Available in some devices
 350   * @note   Please check each device line mapping for EXTI Line availability
 351   * @retval State of bit (1 or 0).
 352   */
 353 __STATIC_INLINE uint32_t LL_EXTI_IsEnabledIT_0_31(uint32_t ExtiLine)
 354 {
 355   return (READ_BIT(EXTI->IMR, ExtiLine) == (ExtiLine));
 356 }
 357
 358
 359 /**
 360   * @}
 361   */
 362
 363 /** @defgroup EXTI_LL_EF_Event_Management Event_Management
 364   * @{
 365   */
 366
 367 /**
 368   * @brief  Enable ExtiLine Event request for Lines in range 0 to 31
 369   * @rmtoll EMR         EMx           LL_EXTI_EnableEvent_0_31
 370   * @param  ExtiLine This parameter can be one of the following values:
 371   *         @arg @ref LL_EXTI_LINE_0
 372   *         @arg @ref LL_EXTI_LINE_1
 373   *         @arg @ref LL_EXTI_LINE_2
 374   *         @arg @ref LL_EXTI_LINE_3
 375   *         @arg @ref LL_EXTI_LINE_4
 376   *         @arg @ref LL_EXTI_LINE_5
 377   *         @arg @ref LL_EXTI_LINE_6
 378   *         @arg @ref LL_EXTI_LINE_7
 379   *         @arg @ref LL_EXTI_LINE_8
 380   *         @arg @ref LL_EXTI_LINE_9
 381   *         @arg @ref LL_EXTI_LINE_10
 382   *         @arg @ref LL_EXTI_LINE_11
 383   *         @arg @ref LL_EXTI_LINE_12
 384   *         @arg @ref LL_EXTI_LINE_13
 385   *         @arg @ref LL_EXTI_LINE_14
 386   *         @arg @ref LL_EXTI_LINE_15
 387   *         @arg @ref LL_EXTI_LINE_16
 388   *         @arg @ref LL_EXTI_LINE_17
 389   *         @arg @ref LL_EXTI_LINE_18
 390   *         @arg @ref LL_EXTI_LINE_19
 391   *         @arg @ref LL_EXTI_LINE_20
 392   *         @arg @ref LL_EXTI_LINE_21
 393   *         @arg @ref LL_EXTI_LINE_22
 394   *         @arg @ref LL_EXTI_LINE_23
 395   *         @arg @ref LL_EXTI_LINE_24(*)
 396   *         @arg @ref LL_EXTI_LINE_ALL_0_31
 397   * @note   (*): Available in some devices
 398   * @note   Please check each device line mapping for EXTI Line availability
 399   * @retval None
 400   */
 401 __STATIC_INLINE void LL_EXTI_EnableEvent_0_31(uint32_t ExtiLine)
 402 {
 403   SET_BIT(EXTI->EMR, ExtiLine);
 404
 405 }
 406
 407
 408 /**
 409   * @brief  Disable ExtiLine Event request for Lines in range 0 to 31
 410   * @rmtoll EMR         EMx           LL_EXTI_DisableEvent_0_31
 411   * @param  ExtiLine This parameter can be one of the following values:
 412   *         @arg @ref LL_EXTI_LINE_0
 413   *         @arg @ref LL_EXTI_LINE_1
 414   *         @arg @ref LL_EXTI_LINE_2
 415   *         @arg @ref LL_EXTI_LINE_3
 416   *         @arg @ref LL_EXTI_LINE_4
 417   *         @arg @ref LL_EXTI_LINE_5
 418   *         @arg @ref LL_EXTI_LINE_6
 419   *         @arg @ref LL_EXTI_LINE_7
 420   *         @arg @ref LL_EXTI_LINE_8
 421   *         @arg @ref LL_EXTI_LINE_9
 422   *         @arg @ref LL_EXTI_LINE_10
 423   *         @arg @ref LL_EXTI_LINE_11
 424   *         @arg @ref LL_EXTI_LINE_12
 425   *         @arg @ref LL_EXTI_LINE_13
 426   *         @arg @ref LL_EXTI_LINE_14
 427   *         @arg @ref LL_EXTI_LINE_15
 428   *         @arg @ref LL_EXTI_LINE_16
 429   *         @arg @ref LL_EXTI_LINE_17
 430   *         @arg @ref LL_EXTI_LINE_18
 431   *         @arg @ref LL_EXTI_LINE_19
 432   *         @arg @ref LL_EXTI_LINE_20
 433   *         @arg @ref LL_EXTI_LINE_21
 434   *         @arg @ref LL_EXTI_LINE_22
 435   *         @arg @ref LL_EXTI_LINE_23
 436   *         @arg @ref LL_EXTI_LINE_24(*)
 437   *         @arg @ref LL_EXTI_LINE_ALL_0_31
 438   * @note   (*): Available in some devices
 439   * @note   Please check each device line mapping for EXTI Line availability
 440   * @retval None
 441   */
 442 __STATIC_INLINE void LL_EXTI_DisableEvent_0_31(uint32_t ExtiLine)
 443 {
 444   CLEAR_BIT(EXTI->EMR, ExtiLine);
 445 }
 446
 447
 448 /**
 449   * @brief  Indicate if ExtiLine Event request is enabled for Lines in range 0 to 31
 450   * @rmtoll EMR         EMx           LL_EXTI_IsEnabledEvent_0_31
 451   * @param  ExtiLine This parameter can be one of the following values:
 452   *         @arg @ref LL_EXTI_LINE_0
 453   *         @arg @ref LL_EXTI_LINE_1
 454   *         @arg @ref LL_EXTI_LINE_2
 455   *         @arg @ref LL_EXTI_LINE_3
 456   *         @arg @ref LL_EXTI_LINE_4
 457   *         @arg @ref LL_EXTI_LINE_5
 458   *         @arg @ref LL_EXTI_LINE_6
 459   *         @arg @ref LL_EXTI_LINE_7
 460   *         @arg @ref LL_EXTI_LINE_8
 461   *         @arg @ref LL_EXTI_LINE_9
 462   *         @arg @ref LL_EXTI_LINE_10
 463   *         @arg @ref LL_EXTI_LINE_11
 464   *         @arg @ref LL_EXTI_LINE_12
 465   *         @arg @ref LL_EXTI_LINE_13
 466   *         @arg @ref LL_EXTI_LINE_14
 467   *         @arg @ref LL_EXTI_LINE_15
 468   *         @arg @ref LL_EXTI_LINE_16
 469   *         @arg @ref LL_EXTI_LINE_17
 470   *         @arg @ref LL_EXTI_LINE_18
 471   *         @arg @ref LL_EXTI_LINE_19
 472   *         @arg @ref LL_EXTI_LINE_20
 473   *         @arg @ref LL_EXTI_LINE_21
 474   *         @arg @ref LL_EXTI_LINE_22
 475   *         @arg @ref LL_EXTI_LINE_23
 476   *         @arg @ref LL_EXTI_LINE_24(*)
 477   *         @arg @ref LL_EXTI_LINE_ALL_0_31
 478   * @note   (*): Available in some devices
 479   * @note   Please check each device line mapping for EXTI Line availability
 480   * @retval State of bit (1 or 0).
 481   */
 482 __STATIC_INLINE uint32_t LL_EXTI_IsEnabledEvent_0_31(uint32_t ExtiLine)
 483 {
 484   return (READ_BIT(EXTI->EMR, ExtiLine) == (ExtiLine));
 485
 486 }
 487
 488
 489 /**
 490   * @}
 491   */
 492
 493 /** @defgroup EXTI_LL_EF_Rising_Trigger_Management Rising_Trigger_Management
 494   * @{
 495   */
 496
 497 /**
 498   * @brief  Enable ExtiLine Rising Edge Trigger for Lines in range 0 to 31
 499   * @note The configurable wakeup lines are edge-triggered. No glitch must be
 500   *       generated on these lines. If a rising edge on a configurable interrupt
 501   *       line occurs during a write operation in the EXTI_RTSR register, the
 502   *       pending bit is not set.
 503   *       Rising and falling edge triggers can be set for
 504   *       the same interrupt line. In this case, both generate a trigger
 505   *       condition.
 506   * @rmtoll RTSR        RTx           LL_EXTI_EnableRisingTrig_0_31
 507   * @param  ExtiLine This parameter can be a combination of the following values:
 508   *         @arg @ref LL_EXTI_LINE_0
 509   *         @arg @ref LL_EXTI_LINE_1
 510   *         @arg @ref LL_EXTI_LINE_2
 511   *         @arg @ref LL_EXTI_LINE_3
 512   *         @arg @ref LL_EXTI_LINE_4
 513   *         @arg @ref LL_EXTI_LINE_5
 514   *         @arg @ref LL_EXTI_LINE_6
 515   *         @arg @ref LL_EXTI_LINE_7
 516   *         @arg @ref LL_EXTI_LINE_8
 517   *         @arg @ref LL_EXTI_LINE_9
 518   *         @arg @ref LL_EXTI_LINE_10
 519   *         @arg @ref LL_EXTI_LINE_11
 520   *         @arg @ref LL_EXTI_LINE_12
 521   *         @arg @ref LL_EXTI_LINE_13
 522   *         @arg @ref LL_EXTI_LINE_14
 523   *         @arg @ref LL_EXTI_LINE_15
 524   *         @arg @ref LL_EXTI_LINE_16
 525   *         @arg @ref LL_EXTI_LINE_18
 526   *         @arg @ref LL_EXTI_LINE_19
 527   *         @arg @ref LL_EXTI_LINE_20
 528   *         @arg @ref LL_EXTI_LINE_21
 529   *         @arg @ref LL_EXTI_LINE_22
 530   * @note   Please check each device line mapping for EXTI Line availability
 531   * @retval None
 532   */
 533 __STATIC_INLINE void LL_EXTI_EnableRisingTrig_0_31(uint32_t ExtiLine)
 534 {
 535   SET_BIT(EXTI->RTSR, ExtiLine);
 536
 537 }
 538
 539
 540 /**
 541   * @brief  Disable ExtiLine Rising Edge Trigger for Lines in range 0 to 31
 542   * @note The configurable wakeup lines are edge-triggered. No glitch must be
 543   *       generated on these lines. If a rising edge on a configurable interrupt
 544   *       line occurs during a write operation in the EXTI_RTSR register, the
 545   *       pending bit is not set.
 546   *       Rising and falling edge triggers can be set for
 547   *       the same interrupt line. In this case, both generate a trigger
 548   *       condition.
 549   * @rmtoll RTSR        RTx           LL_EXTI_DisableRisingTrig_0_31
 550   * @param  ExtiLine This parameter can be a combination of the following values:
 551   *         @arg @ref LL_EXTI_LINE_0
 552   *         @arg @ref LL_EXTI_LINE_1
 553   *         @arg @ref LL_EXTI_LINE_2
 554   *         @arg @ref LL_EXTI_LINE_3
 555   *         @arg @ref LL_EXTI_LINE_4
 556   *         @arg @ref LL_EXTI_LINE_5
 557   *         @arg @ref LL_EXTI_LINE_6
 558   *         @arg @ref LL_EXTI_LINE_7
 559   *         @arg @ref LL_EXTI_LINE_8
 560   *         @arg @ref LL_EXTI_LINE_9
 561   *         @arg @ref LL_EXTI_LINE_10
 562   *         @arg @ref LL_EXTI_LINE_11
 563   *         @arg @ref LL_EXTI_LINE_12
 564   *         @arg @ref LL_EXTI_LINE_13
 565   *         @arg @ref LL_EXTI_LINE_14
 566   *         @arg @ref LL_EXTI_LINE_15
 567   *         @arg @ref LL_EXTI_LINE_16
 568   *         @arg @ref LL_EXTI_LINE_18
 569   *         @arg @ref LL_EXTI_LINE_19
 570   *         @arg @ref LL_EXTI_LINE_20
 571   *         @arg @ref LL_EXTI_LINE_21
 572   *         @arg @ref LL_EXTI_LINE_22
 573   * @note   Please check each device line mapping for EXTI Line availability
 574   * @retval None
 575   */
 576 __STATIC_INLINE void LL_EXTI_DisableRisingTrig_0_31(uint32_t ExtiLine)
 577 {
 578   CLEAR_BIT(EXTI->RTSR, ExtiLine);
 579
 580 }
 581
 582
 583 /**
 584   * @brief  Check if rising edge trigger is enabled for Lines in range 0 to 31
 585   * @rmtoll RTSR        RTx           LL_EXTI_IsEnabledRisingTrig_0_31
 586   * @param  ExtiLine This parameter can be a combination of the following values:
 587   *         @arg @ref LL_EXTI_LINE_0
 588   *         @arg @ref LL_EXTI_LINE_1
 589   *         @arg @ref LL_EXTI_LINE_2
 590   *         @arg @ref LL_EXTI_LINE_3
 591   *         @arg @ref LL_EXTI_LINE_4
 592   *         @arg @ref LL_EXTI_LINE_5
 593   *         @arg @ref LL_EXTI_LINE_6
 594   *         @arg @ref LL_EXTI_LINE_7
 595   *         @arg @ref LL_EXTI_LINE_8
 596   *         @arg @ref LL_EXTI_LINE_9
 597   *         @arg @ref LL_EXTI_LINE_10
 598   *         @arg @ref LL_EXTI_LINE_11
 599   *         @arg @ref LL_EXTI_LINE_12
 600   *         @arg @ref LL_EXTI_LINE_13
 601   *         @arg @ref LL_EXTI_LINE_14
 602   *         @arg @ref LL_EXTI_LINE_15
 603   *         @arg @ref LL_EXTI_LINE_16
 604   *         @arg @ref LL_EXTI_LINE_18
 605   *         @arg @ref LL_EXTI_LINE_19
 606   *         @arg @ref LL_EXTI_LINE_20
 607   *         @arg @ref LL_EXTI_LINE_21
 608   *         @arg @ref LL_EXTI_LINE_22
 609   * @note   Please check each device line mapping for EXTI Line availability
 610   * @retval State of bit (1 or 0).
 611   */
 612 __STATIC_INLINE uint32_t LL_EXTI_IsEnabledRisingTrig_0_31(uint32_t ExtiLine)
 613 {
 614   return (READ_BIT(EXTI->RTSR, ExtiLine) == (ExtiLine));
 615 }
 616
 617
 618 /**
 619   * @}
 620   */
 621
 622 /** @defgroup EXTI_LL_EF_Falling_Trigger_Management Falling_Trigger_Management
 623   * @{
 624   */
 625
 626 /**
 627   * @brief  Enable ExtiLine Falling Edge Trigger for Lines in range 0 to 31
 628   * @note The configurable wakeup lines are edge-triggered. No glitch must be
 629   *       generated on these lines. If a falling edge on a configurable interrupt
 630   *       line occurs during a write operation in the EXTI_FTSR register, the
 631   *       pending bit is not set.
 632   *       Rising and falling edge triggers can be set for
 633   *       the same interrupt line. In this case, both generate a trigger
 634   *       condition.
 635   * @rmtoll FTSR        FTx           LL_EXTI_EnableFallingTrig_0_31
 636   * @param  ExtiLine This parameter can be a combination of the following values:
 637   *         @arg @ref LL_EXTI_LINE_0
 638   *         @arg @ref LL_EXTI_LINE_1
 639   *         @arg @ref LL_EXTI_LINE_2
 640   *         @arg @ref LL_EXTI_LINE_3
 641   *         @arg @ref LL_EXTI_LINE_4
 642   *         @arg @ref LL_EXTI_LINE_5
 643   *         @arg @ref LL_EXTI_LINE_6
 644   *         @arg @ref LL_EXTI_LINE_7
 645   *         @arg @ref LL_EXTI_LINE_8
 646   *         @arg @ref LL_EXTI_LINE_9
 647   *         @arg @ref LL_EXTI_LINE_10
 648   *         @arg @ref LL_EXTI_LINE_11
 649   *         @arg @ref LL_EXTI_LINE_12
 650   *         @arg @ref LL_EXTI_LINE_13
 651   *         @arg @ref LL_EXTI_LINE_14
 652   *         @arg @ref LL_EXTI_LINE_15
 653   *         @arg @ref LL_EXTI_LINE_16
 654   *         @arg @ref LL_EXTI_LINE_18
 655   *         @arg @ref LL_EXTI_LINE_19
 656   *         @arg @ref LL_EXTI_LINE_20
 657   *         @arg @ref LL_EXTI_LINE_21
 658   *         @arg @ref LL_EXTI_LINE_22
 659   * @note   Please check each device line mapping for EXTI Line availability
 660   * @retval None
 661   */
 662 __STATIC_INLINE void LL_EXTI_EnableFallingTrig_0_31(uint32_t ExtiLine)
 663 {
 664   SET_BIT(EXTI->FTSR, ExtiLine);
 665 }
 666
 667
 668 /**
 669   * @brief  Disable ExtiLine Falling Edge Trigger for Lines in range 0 to 31
 670   * @note The configurable wakeup lines are edge-triggered. No glitch must be
 671   *       generated on these lines. If a Falling edge on a configurable interrupt
 672   *       line occurs during a write operation in the EXTI_FTSR register, the
 673   *       pending bit is not set.
 674   *       Rising and falling edge triggers can be set for the same interrupt line.
 675   *       In this case, both generate a trigger condition.
 676   * @rmtoll FTSR        FTx           LL_EXTI_DisableFallingTrig_0_31
 677   * @param  ExtiLine This parameter can be a combination of the following values:
 678   *         @arg @ref LL_EXTI_LINE_0
 679   *         @arg @ref LL_EXTI_LINE_1
 680   *         @arg @ref LL_EXTI_LINE_2
 681   *         @arg @ref LL_EXTI_LINE_3
 682   *         @arg @ref LL_EXTI_LINE_4
 683   *         @arg @ref LL_EXTI_LINE_5
 684   *         @arg @ref LL_EXTI_LINE_6
 685   *         @arg @ref LL_EXTI_LINE_7
 686   *         @arg @ref LL_EXTI_LINE_8
 687   *         @arg @ref LL_EXTI_LINE_9
 688   *         @arg @ref LL_EXTI_LINE_10
 689   *         @arg @ref LL_EXTI_LINE_11
 690   *         @arg @ref LL_EXTI_LINE_12
 691   *         @arg @ref LL_EXTI_LINE_13
 692   *         @arg @ref LL_EXTI_LINE_14
 693   *         @arg @ref LL_EXTI_LINE_15
 694   *         @arg @ref LL_EXTI_LINE_16
 695   *         @arg @ref LL_EXTI_LINE_18
 696   *         @arg @ref LL_EXTI_LINE_19
 697   *         @arg @ref LL_EXTI_LINE_20
 698   *         @arg @ref LL_EXTI_LINE_21
 699   *         @arg @ref LL_EXTI_LINE_22
 700   * @note   Please check each device line mapping for EXTI Line availability
 701   * @retval None
 702   */
 703 __STATIC_INLINE void LL_EXTI_DisableFallingTrig_0_31(uint32_t ExtiLine)
 704 {
 705   CLEAR_BIT(EXTI->FTSR, ExtiLine);
 706 }
 707
 708
 709 /**
 710   * @brief  Check if falling edge trigger is enabled for Lines in range 0 to 31
 711   * @rmtoll FTSR        FTx           LL_EXTI_IsEnabledFallingTrig_0_31
 712   * @param  ExtiLine This parameter can be a combination of the following values:
 713   *         @arg @ref LL_EXTI_LINE_0
 714   *         @arg @ref LL_EXTI_LINE_1
 715   *         @arg @ref LL_EXTI_LINE_2
 716   *         @arg @ref LL_EXTI_LINE_3
 717   *         @arg @ref LL_EXTI_LINE_4
 718   *         @arg @ref LL_EXTI_LINE_5
 719   *         @arg @ref LL_EXTI_LINE_6
 720   *         @arg @ref LL_EXTI_LINE_7
 721   *         @arg @ref LL_EXTI_LINE_8
 722   *         @arg @ref LL_EXTI_LINE_9
 723   *         @arg @ref LL_EXTI_LINE_10
 724   *         @arg @ref LL_EXTI_LINE_11
 725   *         @arg @ref LL_EXTI_LINE_12
 726   *         @arg @ref LL_EXTI_LINE_13
 727   *         @arg @ref LL_EXTI_LINE_14
 728   *         @arg @ref LL_EXTI_LINE_15
 729   *         @arg @ref LL_EXTI_LINE_16
 730   *         @arg @ref LL_EXTI_LINE_18
 731   *         @arg @ref LL_EXTI_LINE_19
 732   *         @arg @ref LL_EXTI_LINE_20
 733   *         @arg @ref LL_EXTI_LINE_21
 734   *         @arg @ref LL_EXTI_LINE_22
 735   * @note   Please check each device line mapping for EXTI Line availability
 736   * @retval State of bit (1 or 0).
 737   */
 738 __STATIC_INLINE uint32_t LL_EXTI_IsEnabledFallingTrig_0_31(uint32_t ExtiLine)
 739 {
 740   return (READ_BIT(EXTI->FTSR, ExtiLine) == (ExtiLine));
 741 }
 742
 743
 744 /**
 745   * @}
 746   */
 747
 748 /** @defgroup EXTI_LL_EF_Software_Interrupt_Management Software_Interrupt_Management
 749   * @{
 750   */
 751
 752 /**
 753   * @brief  Generate a software Interrupt Event for Lines in range 0 to 31
 754   * @note If the interrupt is enabled on this line in the EXTI_IMR, writing a 1 to
 755   *       this bit when it is at '0' sets the corresponding pending bit in EXTI_PR
 756   *       resulting in an interrupt request generation.
 757   *       This bit is cleared by clearing the corresponding bit in the EXTI_PR
 758   *       register (by writing a 1 into the bit)
 759   * @rmtoll SWIER       SWIx          LL_EXTI_GenerateSWI_0_31
 760   * @param  ExtiLine This parameter can be a combination of the following values:
 761   *         @arg @ref LL_EXTI_LINE_0
 762   *         @arg @ref LL_EXTI_LINE_1
 763   *         @arg @ref LL_EXTI_LINE_2
 764   *         @arg @ref LL_EXTI_LINE_3
 765   *         @arg @ref LL_EXTI_LINE_4
 766   *         @arg @ref LL_EXTI_LINE_5
 767   *         @arg @ref LL_EXTI_LINE_6
 768   *         @arg @ref LL_EXTI_LINE_7
 769   *         @arg @ref LL_EXTI_LINE_8
 770   *         @arg @ref LL_EXTI_LINE_9
 771   *         @arg @ref LL_EXTI_LINE_10
 772   *         @arg @ref LL_EXTI_LINE_11
 773   *         @arg @ref LL_EXTI_LINE_12
 774   *         @arg @ref LL_EXTI_LINE_13
 775   *         @arg @ref LL_EXTI_LINE_14
 776   *         @arg @ref LL_EXTI_LINE_15
 777   *         @arg @ref LL_EXTI_LINE_16
 778   *         @arg @ref LL_EXTI_LINE_18
 779   *         @arg @ref LL_EXTI_LINE_19
 780   *         @arg @ref LL_EXTI_LINE_20
 781   *         @arg @ref LL_EXTI_LINE_21
 782   *         @arg @ref LL_EXTI_LINE_22
 783   * @note   Please check each device line mapping for EXTI Line availability
 784   * @retval None
 785   */
 786 __STATIC_INLINE void LL_EXTI_GenerateSWI_0_31(uint32_t ExtiLine)
 787 {
 788   SET_BIT(EXTI->SWIER, ExtiLine);
 789 }
 790
 791
 792 /**
 793   * @}
 794   */
 795
 796 /** @defgroup EXTI_LL_EF_Flag_Management Flag_Management
 797   * @{
 798   */
 799
 800 /**
 801   * @brief  Check if the ExtLine Flag is set or not for Lines in range 0 to 31
 802   * @note This bit is set when the selected edge event arrives on the interrupt
 803   *       line. This bit is cleared by writing a 1 to the bit.
 804   * @rmtoll PR          PIFx           LL_EXTI_IsActiveFlag_0_31
 805   * @param  ExtiLine This parameter can be a combination of the following values:
 806   *         @arg @ref LL_EXTI_LINE_0
 807   *         @arg @ref LL_EXTI_LINE_1
 808   *         @arg @ref LL_EXTI_LINE_2
 809   *         @arg @ref LL_EXTI_LINE_3
 810   *         @arg @ref LL_EXTI_LINE_4
 811   *         @arg @ref LL_EXTI_LINE_5
 812   *         @arg @ref LL_EXTI_LINE_6
 813   *         @arg @ref LL_EXTI_LINE_7
 814   *         @arg @ref LL_EXTI_LINE_8
 815   *         @arg @ref LL_EXTI_LINE_9
 816   *         @arg @ref LL_EXTI_LINE_10
 817   *         @arg @ref LL_EXTI_LINE_11
 818   *         @arg @ref LL_EXTI_LINE_12
 819   *         @arg @ref LL_EXTI_LINE_13
 820   *         @arg @ref LL_EXTI_LINE_14
 821   *         @arg @ref LL_EXTI_LINE_15
 822   *         @arg @ref LL_EXTI_LINE_16
 823   *         @arg @ref LL_EXTI_LINE_18
 824   *         @arg @ref LL_EXTI_LINE_19
 825   *         @arg @ref LL_EXTI_LINE_20
 826   *         @arg @ref LL_EXTI_LINE_21
 827   *         @arg @ref LL_EXTI_LINE_22
 828   * @note   Please check each device line mapping for EXTI Line availability
 829   * @retval State of bit (1 or 0).
 830   */
 831 __STATIC_INLINE uint32_t LL_EXTI_IsActiveFlag_0_31(uint32_t ExtiLine)
 832 {
 833   return (READ_BIT(EXTI->PR, ExtiLine) == (ExtiLine));
 834 }
 835
 836
 837 /**
 838   * @brief  Read ExtLine Combination Flag for Lines in range 0 to 31
 839   * @note This bit is set when the selected edge event arrives on the interrupt
 840   *       line. This bit is cleared by writing a 1 to the bit.
 841   * @rmtoll PR          PIFx           LL_EXTI_ReadFlag_0_31
 842   * @param  ExtiLine This parameter can be a combination of the following values:
 843   *         @arg @ref LL_EXTI_LINE_0
 844   *         @arg @ref LL_EXTI_LINE_1
 845   *         @arg @ref LL_EXTI_LINE_2
 846   *         @arg @ref LL_EXTI_LINE_3
 847   *         @arg @ref LL_EXTI_LINE_4
 848   *         @arg @ref LL_EXTI_LINE_5
 849   *         @arg @ref LL_EXTI_LINE_6
 850   *         @arg @ref LL_EXTI_LINE_7
 851   *         @arg @ref LL_EXTI_LINE_8
 852   *         @arg @ref LL_EXTI_LINE_9
 853   *         @arg @ref LL_EXTI_LINE_10
 854   *         @arg @ref LL_EXTI_LINE_11
 855   *         @arg @ref LL_EXTI_LINE_12
 856   *         @arg @ref LL_EXTI_LINE_13
 857   *         @arg @ref LL_EXTI_LINE_14
 858   *         @arg @ref LL_EXTI_LINE_15
 859   *         @arg @ref LL_EXTI_LINE_16
 860   *         @arg @ref LL_EXTI_LINE_18
 861   *         @arg @ref LL_EXTI_LINE_19
 862   *         @arg @ref LL_EXTI_LINE_20
 863   *         @arg @ref LL_EXTI_LINE_21
 864   *         @arg @ref LL_EXTI_LINE_22
 865   * @note   Please check each device line mapping for EXTI Line availability
 866   * @retval @note This bit is set when the selected edge event arrives on the interrupt
 867   */
 868 __STATIC_INLINE uint32_t LL_EXTI_ReadFlag_0_31(uint32_t ExtiLine)
 869 {
 870   return (uint32_t)(READ_BIT(EXTI->PR, ExtiLine));
 871 }
 872
 873
 874 /**
 875   * @brief  Clear ExtLine Flags  for Lines in range 0 to 31
 876   * @note This bit is set when the selected edge event arrives on the interrupt
 877   *       line. This bit is cleared by writing a 1 to the bit.
 878   * @rmtoll PR          PIFx           LL_EXTI_ClearFlag_0_31
 879   * @param  ExtiLine This parameter can be a combination of the following values:
 880   *         @arg @ref LL_EXTI_LINE_0
 881   *         @arg @ref LL_EXTI_LINE_1
 882   *         @arg @ref LL_EXTI_LINE_2
 883   *         @arg @ref LL_EXTI_LINE_3
 884   *         @arg @ref LL_EXTI_LINE_4
 885   *         @arg @ref LL_EXTI_LINE_5
 886   *         @arg @ref LL_EXTI_LINE_6
 887   *         @arg @ref LL_EXTI_LINE_7
 888   *         @arg @ref LL_EXTI_LINE_8
 889   *         @arg @ref LL_EXTI_LINE_9
 890   *         @arg @ref LL_EXTI_LINE_10
 891   *         @arg @ref LL_EXTI_LINE_11
 892   *         @arg @ref LL_EXTI_LINE_12
 893   *         @arg @ref LL_EXTI_LINE_13
 894   *         @arg @ref LL_EXTI_LINE_14
 895   *         @arg @ref LL_EXTI_LINE_15
 896   *         @arg @ref LL_EXTI_LINE_16
 897   *         @arg @ref LL_EXTI_LINE_18
 898   *         @arg @ref LL_EXTI_LINE_19
 899   *         @arg @ref LL_EXTI_LINE_20
 900   *         @arg @ref LL_EXTI_LINE_21
 901   *         @arg @ref LL_EXTI_LINE_22
 902   * @note   Please check each device line mapping for EXTI Line availability
 903   * @retval None
 904   */
 905 __STATIC_INLINE void LL_EXTI_ClearFlag_0_31(uint32_t ExtiLine)
 906 {
 907   WRITE_REG(EXTI->PR, ExtiLine);
 908 }
 909
 910
 911 /**
 912   * @}
 913   */
 914
 915 #if defined(USE_FULL_LL_DRIVER)
 916 /** @defgroup EXTI_LL_EF_Init Initialization and de-initialization functions
 917   * @{
 918   */
 919
 920 uint32_t LL_EXTI_Init(LL_EXTI_InitTypeDef *EXTI_InitStruct);
 921 uint32_t LL_EXTI_DeInit(void);
 922 void LL_EXTI_StructInit(LL_EXTI_InitTypeDef *EXTI_InitStruct);
 923
 924
 925 /**
 926   * @}
 927   */
 928 #endif /* USE_FULL_LL_DRIVER */
 929
 930 /**
 931   * @}
 932   */
 933
 934 /**
 935   * @}
 936   */
 937
 938 #endif /* EXTI */
 939
 940 /**
 941   * @}
 942   */
 943
 944 #ifdef __cplusplus
 945 }
 946 #endif
 947
 948 #endif /* __STM32F7xx_LL_EXTI_H */
 949
 950 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/