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stm32l4xx_hal_comp.h
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00001 /** 00002 ****************************************************************************** 00003 * @file stm32l4xx_hal_comp.h 00004 * @author MCD Application Team 00005 * @version V1.5.1 00006 * @date 31-May-2016 00007 * @brief Header file of COMP HAL module. 00008 ****************************************************************************** 00009 * @attention 00010 * 00011 * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> 00012 * 00013 * Redistribution and use in source and binary forms, with or without modification, 00014 * are permitted provided that the following conditions are met: 00015 * 1. Redistributions of source code must retain the above copyright notice, 00016 * this list of conditions and the following disclaimer. 00017 * 2. Redistributions in binary form must reproduce the above copyright notice, 00018 * this list of conditions and the following disclaimer in the documentation 00019 * and/or other materials provided with the distribution. 00020 * 3. Neither the name of STMicroelectronics nor the names of its contributors 00021 * may be used to endorse or promote products derived from this software 00022 * without specific prior written permission. 00023 * 00024 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00025 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00026 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 00027 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 00028 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00029 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 00030 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00031 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00032 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00033 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00034 * 00035 ****************************************************************************** 00036 */ 00037 00038 /* Define to prevent recursive inclusion -------------------------------------*/ 00039 #ifndef __STM32L4xx_HAL_COMP_H 00040 #define __STM32L4xx_HAL_COMP_H 00041 00042 #ifdef __cplusplus 00043 extern "C" { 00044 #endif 00045 00046 /* Includes ------------------------------------------------------------------*/ 00047 #include "stm32l4xx_hal_def.h" 00048 00049 /** @addtogroup STM32L4xx_HAL_Driver 00050 * @{ 00051 */ 00052 00053 /** @addtogroup COMP 00054 * @{ 00055 */ 00056 00057 /* Exported types ------------------------------------------------------------*/ 00058 /** @defgroup COMP_Exported_Types COMP Exported Types 00059 * @{ 00060 */ 00061 00062 /** 00063 * @brief COMP Init structure definition 00064 */ 00065 typedef struct 00066 { 00067 00068 uint32_t WindowMode; /*!< Set window mode of a pair of comparators instances 00069 (2 consecutive instances odd and even COMP<x> and COMP<x+1>). 00070 Note: HAL COMP driver allows to set window mode from any COMP instance of the pair of COMP instances composing window mode. 00071 This parameter can be a value of @ref COMP_WindowMode */ 00072 00073 uint32_t Mode; /*!< Set comparator operating mode to adjust power and speed. 00074 Note: For the characteritics of comparator power modes 00075 (propagation delay and power consumption), refer to device datasheet. 00076 This parameter can be a value of @ref COMP_PowerMode */ 00077 00078 uint32_t NonInvertingInput; /*!< Set comparator input plus (non-inverting input). 00079 This parameter can be a value of @ref COMP_InputPlus */ 00080 00081 uint32_t InvertingInput; /*!< Set comparator input minus (inverting input). 00082 This parameter can be a value of @ref COMP_InputMinus */ 00083 00084 uint32_t Hysteresis; /*!< Set comparator hysteresis mode of the input minus. 00085 This parameter can be a value of @ref COMP_Hysteresis */ 00086 00087 uint32_t OutputPol; /*!< Set comparator output polarity. 00088 This parameter can be a value of @ref COMP_OutputPolarity */ 00089 00090 uint32_t BlankingSrce; /*!< Set comparator blanking source. 00091 This parameter can be a value of @ref COMP_BlankingSrce */ 00092 00093 uint32_t TriggerMode; /*!< Set the comparator output triggering External Interrupt Line (EXTI). 00094 This parameter can be a value of @ref COMP_EXTI_TriggerMode */ 00095 00096 }COMP_InitTypeDef; 00097 00098 /** 00099 * @brief HAL COMP state machine: HAL COMP states definition 00100 */ 00101 #define COMP_STATE_BITFIELD_LOCK ((uint32_t)0x10) 00102 typedef enum 00103 { 00104 HAL_COMP_STATE_RESET = 0x00, /*!< COMP not yet initialized */ 00105 HAL_COMP_STATE_RESET_LOCKED = (HAL_COMP_STATE_RESET | COMP_STATE_BITFIELD_LOCK), /*!< COMP not yet initialized and configuration is locked */ 00106 HAL_COMP_STATE_READY = 0x01, /*!< COMP initialized and ready for use */ 00107 HAL_COMP_STATE_READY_LOCKED = (HAL_COMP_STATE_READY | COMP_STATE_BITFIELD_LOCK), /*!< COMP initialized but configuration is locked */ 00108 HAL_COMP_STATE_BUSY = 0x02, /*!< COMP is running */ 00109 HAL_COMP_STATE_BUSY_LOCKED = (HAL_COMP_STATE_BUSY | COMP_STATE_BITFIELD_LOCK) /*!< COMP is running and configuration is locked */ 00110 }HAL_COMP_StateTypeDef; 00111 00112 /** 00113 * @brief COMP Handle Structure definition 00114 */ 00115 typedef struct 00116 { 00117 COMP_TypeDef *Instance; /*!< Register base address */ 00118 COMP_InitTypeDef Init; /*!< COMP required parameters */ 00119 HAL_LockTypeDef Lock; /*!< Locking object */ 00120 __IO HAL_COMP_StateTypeDef State; /*!< COMP communication state */ 00121 } COMP_HandleTypeDef; 00122 00123 /** 00124 * @} 00125 */ 00126 00127 /* Exported constants --------------------------------------------------------*/ 00128 /** @defgroup COMP_Exported_Constants COMP Exported Constants 00129 * @{ 00130 */ 00131 00132 /** @defgroup COMP_WindowMode COMP Window Mode 00133 * @{ 00134 */ 00135 #define COMP_WINDOWMODE_DISABLE ((uint32_t)0x00000000) /*!< Window mode disable: Comparators instances pair COMP1 and COMP2 are independent */ 00136 #define COMP_WINDOWMODE_COMP1_INPUT_PLUS_COMMON (COMP_CSR_WINMODE) /*!< Window mode enable: Comparators instances pair COMP1 and COMP2 have their input plus connected together. The common input is COMP1 input plus (COMP2 input plus is no more accessible). */ 00137 00138 /** 00139 * @} 00140 */ 00141 00142 /** @defgroup COMP_PowerMode COMP power mode 00143 * @{ 00144 */ 00145 /* Note: For the characteritics of comparator power modes */ 00146 /* (propagation delay and power consumption), */ 00147 /* refer to device datasheet. */ 00148 #define COMP_POWERMODE_HIGHSPEED ((uint32_t)0x00000000) /*!< High Speed */ 00149 #define COMP_POWERMODE_MEDIUMSPEED (COMP_CSR_PWRMODE_0) /*!< Medium Speed */ 00150 #define COMP_POWERMODE_ULTRALOWPOWER (COMP_CSR_PWRMODE) /*!< Ultra-low power mode */ 00151 /** 00152 * @} 00153 */ 00154 00155 /** @defgroup COMP_InputPlus COMP input plus (non-inverting input) 00156 * @{ 00157 */ 00158 #define COMP_INPUT_PLUS_IO1 ((uint32_t)0x00000000) /*!< Comparator input plus connected to IO1 (pin PC5 for COMP1, pin PB4 for COMP2) */ 00159 #define COMP_INPUT_PLUS_IO2 (COMP_CSR_INPSEL_0) /*!< Comparator input plus connected to IO2 (pin PB2 for COMP1, pin PB6 for COMP2) */ 00160 #if defined(COMP_CSR_INPSEL_1) 00161 #define COMP_INPUT_PLUS_IO3 (COMP_CSR_INPSEL_1) /*!< Comparator input plus connected to IO3 (pin PA1 for COMP1, pin PA3 for COMP2) */ 00162 #endif 00163 /** 00164 * @} 00165 */ 00166 00167 /** @defgroup COMP_InputMinus COMP input minus (inverting input) 00168 * @{ 00169 */ 00170 #define COMP_INPUT_MINUS_1_4VREFINT ( COMP_CSR_SCALEN | COMP_CSR_BRGEN) /*!< Comparator input minus connected to 1/4 VrefInt */ 00171 #define COMP_INPUT_MINUS_1_2VREFINT ( COMP_CSR_INMSEL_0 | COMP_CSR_SCALEN | COMP_CSR_BRGEN) /*!< Comparator input minus connected to 1/2 VrefInt */ 00172 #define COMP_INPUT_MINUS_3_4VREFINT ( COMP_CSR_INMSEL_1 | COMP_CSR_SCALEN | COMP_CSR_BRGEN) /*!< Comparator input minus connected to 3/4 VrefInt */ 00173 #define COMP_INPUT_MINUS_VREFINT ( COMP_CSR_INMSEL_1 | COMP_CSR_INMSEL_0 | COMP_CSR_SCALEN ) /*!< Comparator input minus connected to VrefInt */ 00174 #define COMP_INPUT_MINUS_DAC1_CH1 (COMP_CSR_INMSEL_2 ) /*!< Comparator input minus connected to DAC1 channel 1 (DAC_OUT1) */ 00175 #define COMP_INPUT_MINUS_DAC1_CH2 (COMP_CSR_INMSEL_2 | COMP_CSR_INMSEL_0) /*!< Comparator input minus connected to DAC1 channel 2 (DAC_OUT2) */ 00176 #define COMP_INPUT_MINUS_IO1 (COMP_CSR_INMSEL_2 | COMP_CSR_INMSEL_1 ) /*!< Comparator input minus connected to IO1 (pin PB1 for COMP1, pin PB3 for COMP2) */ 00177 #define COMP_INPUT_MINUS_IO2 (COMP_CSR_INMSEL_2 | COMP_CSR_INMSEL_1 | COMP_CSR_INMSEL_0) /*!< Comparator input minus connected to IO2 (pin PC4 for COMP1, pin PB7 for COMP2) */ 00178 #if defined(COMP_CSR_INMESEL_1) 00179 #define COMP_INPUT_MINUS_IO3 ( COMP_CSR_INMESEL_0 | COMP_CSR_INMSEL_2 | COMP_CSR_INMSEL_1 | COMP_CSR_INMSEL_0) /*!< Comparator input minus connected to IO3 (pin PA0 for COMP1, pin PA2 for COMP2) */ 00180 #define COMP_INPUT_MINUS_IO4 (COMP_CSR_INMESEL_1 | COMP_CSR_INMSEL_2 | COMP_CSR_INMSEL_1 | COMP_CSR_INMSEL_0) /*!< Comparator input minus connected to IO4 (pin PA4 for COMP1, pin PA4 for COMP2) */ 00181 #define COMP_INPUT_MINUS_IO5 (COMP_CSR_INMESEL_1 | COMP_CSR_INMESEL_0 | COMP_CSR_INMSEL_2 | COMP_CSR_INMSEL_1 | COMP_CSR_INMSEL_0) /*!< Comparator input minus connected to IO5 (pin PA5 for COMP1, pin PA5 for COMP2) */ 00182 #endif 00183 /** 00184 * @} 00185 */ 00186 00187 /** @defgroup COMP_Hysteresis COMP hysteresis 00188 * @{ 00189 */ 00190 #define COMP_HYSTERESIS_NONE ((uint32_t)0x00000000) /*!< No hysteresis */ 00191 #define COMP_HYSTERESIS_LOW (COMP_CSR_HYST_0) /*!< Hysteresis level low */ 00192 #define COMP_HYSTERESIS_MEDIUM (COMP_CSR_HYST_1) /*!< Hysteresis level medium */ 00193 #define COMP_HYSTERESIS_HIGH (COMP_CSR_HYST) /*!< Hysteresis level high */ 00194 /** 00195 * @} 00196 */ 00197 00198 /** @defgroup COMP_OutputPolarity COMP output Polarity 00199 * @{ 00200 */ 00201 #define COMP_OUTPUTPOL_NONINVERTED ((uint32_t)0x00000000) /*!< COMP output level is not inverted (comparator output is high when the input plus is at a higher voltage than the input minus) */ 00202 #define COMP_OUTPUTPOL_INVERTED (COMP_CSR_POLARITY) /*!< COMP output level is inverted (comparator output is low when the input plus is at a higher voltage than the input minus) */ 00203 /** 00204 * @} 00205 */ 00206 00207 /** @defgroup COMP_BlankingSrce COMP blanking source 00208 * @{ 00209 */ 00210 #define COMP_BLANKINGSRC_NONE ((uint32_t)0x00000000) /*!< No blanking source */ 00211 /* Blanking sources for COMP instance: COMP1 */ 00212 #define COMP_BLANKINGSRC_TIM1_OC5_COMP1 (COMP_CSR_BLANKING_0) /*!< Blanking source for COMP1: TIM1 OC5 selected as blanking source for comparator */ 00213 #define COMP_BLANKINGSRC_TIM2_OC3_COMP1 (COMP_CSR_BLANKING_1) /*!< Blanking source for COMP1: TIM2 OC3 selected as blanking source for comparator */ 00214 #define COMP_BLANKINGSRC_TIM3_OC3_COMP1 (COMP_CSR_BLANKING_2) /*!< Blanking source for COMP1: TIM3 OC3 selected as blanking source for comparator */ 00215 /* Blanking sources for COMP instance: COMP2 */ 00216 #define COMP_BLANKINGSRC_TIM3_OC4_COMP2 (COMP_CSR_BLANKING_0) /*!< Blanking source for COMP2: TIM3 OC4 selected as blanking source for comparator */ 00217 #define COMP_BLANKINGSRC_TIM8_OC5_COMP2 (COMP_CSR_BLANKING_1) /*!< Blanking source for COMP2: TIM8 OC5 selected as blanking source for comparator */ 00218 #define COMP_BLANKINGSRC_TIM15_OC1_COMP2 (COMP_CSR_BLANKING_2) /*!< Blanking source for COMP2: TIM15 OC1 selected as blanking source for comparator */ 00219 /** 00220 * @} 00221 */ 00222 00223 /** @defgroup COMP_OutputLevel COMP Output Level 00224 * @{ 00225 */ 00226 /* Note: Comparator output level values are fixed to "0" and "1", */ 00227 /* corresponding COMP register bit is managed by HAL function to match */ 00228 /* with these values (independently of bit position in register). */ 00229 00230 /* When output polarity is not inverted, comparator output is low when 00231 the input plus is at a lower voltage than the input minus */ 00232 #define COMP_OUTPUT_LEVEL_LOW ((uint32_t)0x00000000) 00233 /* When output polarity is not inverted, comparator output is high when 00234 the input plus is at a higher voltage than the input minus */ 00235 #define COMP_OUTPUT_LEVEL_HIGH ((uint32_t)0x00000001) 00236 /** 00237 * @} 00238 */ 00239 00240 /** @defgroup COMP_EXTI_TriggerMode COMP output to EXTI 00241 * @{ 00242 */ 00243 #define COMP_TRIGGERMODE_NONE ((uint32_t)0x00000000) /*!< Comparator output triggering no External Interrupt Line */ 00244 #define COMP_TRIGGERMODE_IT_RISING (COMP_EXTI_IT | COMP_EXTI_RISING) /*!< Comparator output triggering External Interrupt Line event with interruption, on rising edge */ 00245 #define COMP_TRIGGERMODE_IT_FALLING (COMP_EXTI_IT | COMP_EXTI_FALLING) /*!< Comparator output triggering External Interrupt Line event with interruption, on falling edge */ 00246 #define COMP_TRIGGERMODE_IT_RISING_FALLING (COMP_EXTI_IT | COMP_EXTI_RISING | COMP_EXTI_FALLING) /*!< Comparator output triggering External Interrupt Line event with interruption, on both rising and falling edges */ 00247 #define COMP_TRIGGERMODE_EVENT_RISING (COMP_EXTI_EVENT | COMP_EXTI_RISING) /*!< Comparator output triggering External Interrupt Line event only (without interruption), on rising edge */ 00248 #define COMP_TRIGGERMODE_EVENT_FALLING (COMP_EXTI_EVENT | COMP_EXTI_FALLING) /*!< Comparator output triggering External Interrupt Line event only (without interruption), on falling edge */ 00249 #define COMP_TRIGGERMODE_EVENT_RISING_FALLING (COMP_EXTI_EVENT | COMP_EXTI_RISING | COMP_EXTI_FALLING) /*!< Comparator output triggering External Interrupt Line event only (without interruption), on both rising and falling edges */ 00250 /** 00251 * @} 00252 */ 00253 00254 /** 00255 * @} 00256 */ 00257 00258 /* Exported macro ------------------------------------------------------------*/ 00259 /** @defgroup COMP_Exported_Macros COMP Exported Macros 00260 * @{ 00261 */ 00262 00263 /** @defgroup COMP_Handle_Management COMP Handle Management 00264 * @{ 00265 */ 00266 00267 /** @brief Reset COMP handle state. 00268 * @param __HANDLE__ COMP handle 00269 * @retval None 00270 */ 00271 #define __HAL_COMP_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_COMP_STATE_RESET) 00272 00273 /** 00274 * @brief Enable the specified comparator. 00275 * @param __HANDLE__ COMP handle 00276 * @retval None 00277 */ 00278 #define __HAL_COMP_ENABLE(__HANDLE__) SET_BIT((__HANDLE__)->Instance->CSR, COMP_CSR_EN) 00279 00280 /** 00281 * @brief Disable the specified comparator. 00282 * @param __HANDLE__ COMP handle 00283 * @retval None 00284 */ 00285 #define __HAL_COMP_DISABLE(__HANDLE__) CLEAR_BIT((__HANDLE__)->Instance->CSR, COMP_CSR_EN) 00286 00287 /** 00288 * @brief Lock the specified comparator configuration. 00289 * @note Using this macro induce HAL COMP handle state machine being no 00290 * more in line with COMP instance state. 00291 * To keep HAL COMP handle state machine updated, it is recommended 00292 * to use function "HAL_COMP_Lock')". 00293 * @param __HANDLE__ COMP handle 00294 * @retval None 00295 */ 00296 #define __HAL_COMP_LOCK(__HANDLE__) SET_BIT((__HANDLE__)->Instance->CSR, COMP_CSR_LOCK) 00297 00298 /** 00299 * @brief Check whether the specified comparator is locked. 00300 * @param __HANDLE__ COMP handle 00301 * @retval Value 0 if COMP instance is not locked, value 1 if COMP instance is locked 00302 */ 00303 #define __HAL_COMP_IS_LOCKED(__HANDLE__) (READ_BIT((__HANDLE__)->Instance->CSR, COMP_CSR_LOCK) == COMP_CSR_LOCK) 00304 00305 /** 00306 * @} 00307 */ 00308 00309 /** @defgroup COMP_Exti_Management COMP external interrupt line management 00310 * @{ 00311 */ 00312 00313 /** 00314 * @brief Enable the COMP1 EXTI line rising edge trigger. 00315 * @retval None 00316 */ 00317 #define __HAL_COMP_COMP1_EXTI_ENABLE_RISING_EDGE() SET_BIT(EXTI->RTSR1, COMP_EXTI_LINE_COMP1) 00318 00319 /** 00320 * @brief Disable the COMP1 EXTI line rising edge trigger. 00321 * @retval None 00322 */ 00323 #define __HAL_COMP_COMP1_EXTI_DISABLE_RISING_EDGE() CLEAR_BIT(EXTI->RTSR1, COMP_EXTI_LINE_COMP1) 00324 00325 /** 00326 * @brief Enable the COMP1 EXTI line falling edge trigger. 00327 * @retval None 00328 */ 00329 #define __HAL_COMP_COMP1_EXTI_ENABLE_FALLING_EDGE() SET_BIT(EXTI->FTSR1, COMP_EXTI_LINE_COMP1) 00330 00331 /** 00332 * @brief Disable the COMP1 EXTI line falling edge trigger. 00333 * @retval None 00334 */ 00335 #define __HAL_COMP_COMP1_EXTI_DISABLE_FALLING_EDGE() CLEAR_BIT(EXTI->FTSR1, COMP_EXTI_LINE_COMP1) 00336 00337 /** 00338 * @brief Enable the COMP1 EXTI line rising & falling edge trigger. 00339 * @retval None 00340 */ 00341 #define __HAL_COMP_COMP1_EXTI_ENABLE_RISING_FALLING_EDGE() do { \ 00342 __HAL_COMP_COMP1_EXTI_ENABLE_RISING_EDGE(); \ 00343 __HAL_COMP_COMP1_EXTI_ENABLE_FALLING_EDGE(); \ 00344 } while(0) 00345 00346 /** 00347 * @brief Disable the COMP1 EXTI line rising & falling edge trigger. 00348 * @retval None 00349 */ 00350 #define __HAL_COMP_COMP1_EXTI_DISABLE_RISING_FALLING_EDGE() do { \ 00351 __HAL_COMP_COMP1_EXTI_DISABLE_RISING_EDGE(); \ 00352 __HAL_COMP_COMP1_EXTI_DISABLE_FALLING_EDGE(); \ 00353 } while(0) 00354 00355 /** 00356 * @brief Enable the COMP1 EXTI line in interrupt mode. 00357 * @retval None 00358 */ 00359 #define __HAL_COMP_COMP1_EXTI_ENABLE_IT() SET_BIT(EXTI->IMR1, COMP_EXTI_LINE_COMP1) 00360 00361 /** 00362 * @brief Disable the COMP1 EXTI line in interrupt mode. 00363 * @retval None 00364 */ 00365 #define __HAL_COMP_COMP1_EXTI_DISABLE_IT() CLEAR_BIT(EXTI->IMR1, COMP_EXTI_LINE_COMP1) 00366 00367 /** 00368 * @brief Generate a software interrupt on the COMP1 EXTI line. 00369 * @retval None 00370 */ 00371 #define __HAL_COMP_COMP1_EXTI_GENERATE_SWIT() SET_BIT(EXTI->SWIER1, COMP_EXTI_LINE_COMP1) 00372 00373 /** 00374 * @brief Enable the COMP1 EXTI line in event mode. 00375 * @retval None 00376 */ 00377 #define __HAL_COMP_COMP1_EXTI_ENABLE_EVENT() SET_BIT(EXTI->EMR1, COMP_EXTI_LINE_COMP1) 00378 00379 /** 00380 * @brief Disable the COMP1 EXTI line in event mode. 00381 * @retval None 00382 */ 00383 #define __HAL_COMP_COMP1_EXTI_DISABLE_EVENT() CLEAR_BIT(EXTI->EMR1, COMP_EXTI_LINE_COMP1) 00384 00385 /** 00386 * @brief Check whether the COMP1 EXTI line flag is set. 00387 * @retval RESET or SET 00388 */ 00389 #define __HAL_COMP_COMP1_EXTI_GET_FLAG() READ_BIT(EXTI->PR1, COMP_EXTI_LINE_COMP1) 00390 00391 /** 00392 * @brief Clear the COMP1 EXTI flag. 00393 * @retval None 00394 */ 00395 #define __HAL_COMP_COMP1_EXTI_CLEAR_FLAG() WRITE_REG(EXTI->PR1, COMP_EXTI_LINE_COMP1) 00396 00397 /** 00398 * @brief Enable the COMP2 EXTI line rising edge trigger. 00399 * @retval None 00400 */ 00401 #define __HAL_COMP_COMP2_EXTI_ENABLE_RISING_EDGE() SET_BIT(EXTI->RTSR1, COMP_EXTI_LINE_COMP2) 00402 00403 /** 00404 * @brief Disable the COMP2 EXTI line rising edge trigger. 00405 * @retval None 00406 */ 00407 #define __HAL_COMP_COMP2_EXTI_DISABLE_RISING_EDGE() CLEAR_BIT(EXTI->RTSR1, COMP_EXTI_LINE_COMP2) 00408 00409 /** 00410 * @brief Enable the COMP2 EXTI line falling edge trigger. 00411 * @retval None 00412 */ 00413 #define __HAL_COMP_COMP2_EXTI_ENABLE_FALLING_EDGE() SET_BIT(EXTI->FTSR1, COMP_EXTI_LINE_COMP2) 00414 00415 /** 00416 * @brief Disable the COMP2 EXTI line falling edge trigger. 00417 * @retval None 00418 */ 00419 #define __HAL_COMP_COMP2_EXTI_DISABLE_FALLING_EDGE() CLEAR_BIT(EXTI->FTSR1, COMP_EXTI_LINE_COMP2) 00420 00421 /** 00422 * @brief Enable the COMP2 EXTI line rising & falling edge trigger. 00423 * @retval None 00424 */ 00425 #define __HAL_COMP_COMP2_EXTI_ENABLE_RISING_FALLING_EDGE() do { \ 00426 __HAL_COMP_COMP2_EXTI_ENABLE_RISING_EDGE(); \ 00427 __HAL_COMP_COMP2_EXTI_ENABLE_FALLING_EDGE(); \ 00428 } while(0) 00429 00430 /** 00431 * @brief Disable the COMP2 EXTI line rising & falling edge trigger. 00432 * @retval None 00433 */ 00434 #define __HAL_COMP_COMP2_EXTI_DISABLE_RISING_FALLING_EDGE() do { \ 00435 __HAL_COMP_COMP2_EXTI_DISABLE_RISING_EDGE(); \ 00436 __HAL_COMP_COMP2_EXTI_DISABLE_FALLING_EDGE(); \ 00437 } while(0) 00438 00439 /** 00440 * @brief Enable the COMP2 EXTI line in interrupt mode. 00441 * @retval None 00442 */ 00443 #define __HAL_COMP_COMP2_EXTI_ENABLE_IT() SET_BIT(EXTI->IMR1, COMP_EXTI_LINE_COMP2) 00444 00445 /** 00446 * @brief Disable the COMP2 EXTI line in interrupt mode. 00447 * @retval None 00448 */ 00449 #define __HAL_COMP_COMP2_EXTI_DISABLE_IT() CLEAR_BIT(EXTI->IMR1, COMP_EXTI_LINE_COMP2) 00450 00451 /** 00452 * @brief Generate a software interrupt on the COMP2 EXTI line. 00453 * @retval None 00454 */ 00455 #define __HAL_COMP_COMP2_EXTI_GENERATE_SWIT() SET_BIT(EXTI->SWIER1, COMP_EXTI_LINE_COMP2) 00456 00457 /** 00458 * @brief Enable the COMP2 EXTI line in event mode. 00459 * @retval None 00460 */ 00461 #define __HAL_COMP_COMP2_EXTI_ENABLE_EVENT() SET_BIT(EXTI->EMR1, COMP_EXTI_LINE_COMP2) 00462 00463 /** 00464 * @brief Disable the COMP2 EXTI line in event mode. 00465 * @retval None 00466 */ 00467 #define __HAL_COMP_COMP2_EXTI_DISABLE_EVENT() CLEAR_BIT(EXTI->EMR1, COMP_EXTI_LINE_COMP2) 00468 00469 /** 00470 * @brief Check whether the COMP2 EXTI line flag is set. 00471 * @retval RESET or SET 00472 */ 00473 #define __HAL_COMP_COMP2_EXTI_GET_FLAG() READ_BIT(EXTI->PR1, COMP_EXTI_LINE_COMP2) 00474 00475 /** 00476 * @brief Clear the COMP2 EXTI flag. 00477 * @retval None 00478 */ 00479 #define __HAL_COMP_COMP2_EXTI_CLEAR_FLAG() WRITE_REG(EXTI->PR1, COMP_EXTI_LINE_COMP2) 00480 00481 /** 00482 * @} 00483 */ 00484 00485 /** 00486 * @} 00487 */ 00488 00489 00490 /* Private types -------------------------------------------------------------*/ 00491 /* Private constants ---------------------------------------------------------*/ 00492 /** @defgroup COMP_Private_Constants COMP Private Constants 00493 * @{ 00494 */ 00495 /** @defgroup COMP_ExtiLine COMP EXTI Lines 00496 * @{ 00497 */ 00498 #define COMP_EXTI_LINE_COMP1 (EXTI_IMR1_IM21) /*!< EXTI line 21 connected to COMP1 output */ 00499 #define COMP_EXTI_LINE_COMP2 (EXTI_IMR1_IM22) /*!< EXTI line 22 connected to COMP2 output */ 00500 /** 00501 * @} 00502 */ 00503 00504 /** @defgroup COMP_ExtiLine COMP EXTI Lines 00505 * @{ 00506 */ 00507 #define COMP_EXTI_IT ((uint32_t) 0x01) /*!< EXTI line event with interruption */ 00508 #define COMP_EXTI_EVENT ((uint32_t) 0x02) /*!< EXTI line event only (without interruption) */ 00509 #define COMP_EXTI_RISING ((uint32_t) 0x10) /*!< EXTI line event on rising edge */ 00510 #define COMP_EXTI_FALLING ((uint32_t) 0x20) /*!< EXTI line event on falling edge */ 00511 /** 00512 * @} 00513 */ 00514 00515 /** 00516 * @} 00517 */ 00518 00519 /* Private macros ------------------------------------------------------------*/ 00520 /** @defgroup COMP_Private_Macros COMP Private Macros 00521 * @{ 00522 */ 00523 00524 /** @defgroup COMP_GET_EXTI_LINE COMP private macros to get EXTI line associated with comparators 00525 * @{ 00526 */ 00527 /** 00528 * @brief Get the specified EXTI line for a comparator instance. 00529 * @param __INSTANCE__ specifies the COMP instance. 00530 * @retval value of @ref COMP_ExtiLine 00531 */ 00532 #define COMP_GET_EXTI_LINE(__INSTANCE__) (((__INSTANCE__) == COMP1) ? \ 00533 COMP_EXTI_LINE_COMP1 : COMP_EXTI_LINE_COMP2) 00534 /** 00535 * @} 00536 */ 00537 00538 /** @defgroup COMP_IS_COMP_Definitions COMP private macros to check input parameters 00539 * @{ 00540 */ 00541 #define IS_COMP_WINDOWMODE(__WINDOWMODE__) (((__WINDOWMODE__) == COMP_WINDOWMODE_DISABLE) || \ 00542 ((__WINDOWMODE__) == COMP_WINDOWMODE_COMP1_INPUT_PLUS_COMMON) ) 00543 00544 #define IS_COMP_POWERMODE(__POWERMODE__) (((__POWERMODE__) == COMP_POWERMODE_HIGHSPEED) || \ 00545 ((__POWERMODE__) == COMP_POWERMODE_MEDIUMSPEED) || \ 00546 ((__POWERMODE__) == COMP_POWERMODE_ULTRALOWPOWER) ) 00547 00548 #if defined(COMP_CSR_INPSEL_1) 00549 #define IS_COMP_INPUT_PLUS(__COMP_INSTANCE__, __INPUT_PLUS__) (((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO1) || \ 00550 ((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO2) || \ 00551 ((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO3)) 00552 #else 00553 #define IS_COMP_INPUT_PLUS(__COMP_INSTANCE__, __INPUT_PLUS__) (((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO1) || \ 00554 ((__INPUT_PLUS__) == COMP_INPUT_PLUS_IO2)) 00555 #endif 00556 00557 /* Note: On this STM32 family, comparator input minus parameters are */ 00558 /* the same on all COMP instances. */ 00559 /* However, comparator instance kept as macro parameter for */ 00560 /* compatibility with other STM32 families. */ 00561 #if defined(COMP_CSR_INMESEL_1) 00562 #define IS_COMP_INPUT_MINUS(__COMP_INSTANCE__, __INPUT_MINUS__) (((__INPUT_MINUS__) == COMP_INPUT_MINUS_1_4VREFINT) || \ 00563 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_1_2VREFINT) || \ 00564 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_3_4VREFINT) || \ 00565 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_VREFINT) || \ 00566 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_DAC1_CH1) || \ 00567 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_DAC1_CH2) || \ 00568 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_IO1) || \ 00569 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_IO2) || \ 00570 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_IO3) || \ 00571 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_IO4) || \ 00572 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_IO5)) 00573 #else 00574 #define IS_COMP_INPUT_MINUS(__COMP_INSTANCE__, __INPUT_MINUS__) (((__INPUT_MINUS__) == COMP_INPUT_MINUS_1_4VREFINT) || \ 00575 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_1_2VREFINT) || \ 00576 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_3_4VREFINT) || \ 00577 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_VREFINT) || \ 00578 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_DAC1_CH1) || \ 00579 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_DAC1_CH2) || \ 00580 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_IO1) || \ 00581 ((__INPUT_MINUS__) == COMP_INPUT_MINUS_IO2)) 00582 #endif 00583 00584 #define IS_COMP_HYSTERESIS(__HYSTERESIS__) (((__HYSTERESIS__) == COMP_HYSTERESIS_NONE) || \ 00585 ((__HYSTERESIS__) == COMP_HYSTERESIS_LOW) || \ 00586 ((__HYSTERESIS__) == COMP_HYSTERESIS_MEDIUM) || \ 00587 ((__HYSTERESIS__) == COMP_HYSTERESIS_HIGH)) 00588 00589 #define IS_COMP_OUTPUTPOL(__POL__) (((__POL__) == COMP_OUTPUTPOL_NONINVERTED) || \ 00590 ((__POL__) == COMP_OUTPUTPOL_INVERTED)) 00591 00592 #define IS_COMP_BLANKINGSRCE(__SOURCE__) (((__SOURCE__) == COMP_BLANKINGSRC_NONE) || \ 00593 ((__SOURCE__) == COMP_BLANKINGSRC_TIM1_OC5_COMP1) || \ 00594 ((__SOURCE__) == COMP_BLANKINGSRC_TIM2_OC3_COMP1) || \ 00595 ((__SOURCE__) == COMP_BLANKINGSRC_TIM3_OC3_COMP1) || \ 00596 ((__SOURCE__) == COMP_BLANKINGSRC_TIM3_OC4_COMP2) || \ 00597 ((__SOURCE__) == COMP_BLANKINGSRC_TIM8_OC5_COMP2) || \ 00598 ((__SOURCE__) == COMP_BLANKINGSRC_TIM15_OC1_COMP2)) 00599 00600 #define IS_COMP_BLANKINGSRC_INSTANCE(__INSTANCE__, __BLANKINGSRCE__) \ 00601 ((((__INSTANCE__) == COMP1) && \ 00602 (((__BLANKINGSRCE__) == COMP_BLANKINGSRC_NONE) || \ 00603 ((__BLANKINGSRCE__) == COMP_BLANKINGSRC_TIM1_OC5_COMP1) || \ 00604 ((__BLANKINGSRCE__) == COMP_BLANKINGSRC_TIM2_OC3_COMP1) || \ 00605 ((__BLANKINGSRCE__) == COMP_BLANKINGSRC_TIM3_OC3_COMP1))) \ 00606 || \ 00607 (((__INSTANCE__) == COMP2) && \ 00608 (((__BLANKINGSRCE__) == COMP_BLANKINGSRC_NONE) || \ 00609 ((__BLANKINGSRCE__) == COMP_BLANKINGSRC_TIM3_OC4_COMP2) || \ 00610 ((__BLANKINGSRCE__) == COMP_BLANKINGSRC_TIM8_OC5_COMP2) || \ 00611 ((__BLANKINGSRCE__) == COMP_BLANKINGSRC_TIM15_OC1_COMP2)))) 00612 00613 #define IS_COMP_TRIGGERMODE(__MODE__) (((__MODE__) == COMP_TRIGGERMODE_NONE) || \ 00614 ((__MODE__) == COMP_TRIGGERMODE_IT_RISING) || \ 00615 ((__MODE__) == COMP_TRIGGERMODE_IT_FALLING) || \ 00616 ((__MODE__) == COMP_TRIGGERMODE_IT_RISING_FALLING) || \ 00617 ((__MODE__) == COMP_TRIGGERMODE_EVENT_RISING) || \ 00618 ((__MODE__) == COMP_TRIGGERMODE_EVENT_FALLING) || \ 00619 ((__MODE__) == COMP_TRIGGERMODE_EVENT_RISING_FALLING)) 00620 00621 #define IS_COMP_OUTPUT_LEVEL(__OUTPUT_LEVEL__) (((__OUTPUT_LEVEL__) == COMP_OUTPUT_LEVEL_LOW) || \ 00622 ((__OUTPUT_LEVEL__) == COMP_OUTPUT_LEVEL_HIGH)) 00623 00624 /** 00625 * @} 00626 */ 00627 00628 /** 00629 * @} 00630 */ 00631 00632 00633 /* Exported functions --------------------------------------------------------*/ 00634 /** @addtogroup COMP_Exported_Functions 00635 * @{ 00636 */ 00637 00638 /** @addtogroup COMP_Exported_Functions_Group1 00639 * @{ 00640 */ 00641 00642 /* Initialization and de-initialization functions **********************************/ 00643 HAL_StatusTypeDef HAL_COMP_Init(COMP_HandleTypeDef *hcomp); 00644 HAL_StatusTypeDef HAL_COMP_DeInit (COMP_HandleTypeDef *hcomp); 00645 void HAL_COMP_MspInit(COMP_HandleTypeDef *hcomp); 00646 void HAL_COMP_MspDeInit(COMP_HandleTypeDef *hcomp); 00647 /** 00648 * @} 00649 */ 00650 00651 /* IO operation functions *****************************************************/ 00652 /** @addtogroup COMP_Exported_Functions_Group2 00653 * @{ 00654 */ 00655 HAL_StatusTypeDef HAL_COMP_Start(COMP_HandleTypeDef *hcomp); 00656 HAL_StatusTypeDef HAL_COMP_Stop(COMP_HandleTypeDef *hcomp); 00657 void HAL_COMP_IRQHandler(COMP_HandleTypeDef *hcomp); 00658 /** 00659 * @} 00660 */ 00661 00662 /* Peripheral Control functions ************************************************/ 00663 /** @addtogroup COMP_Exported_Functions_Group3 00664 * @{ 00665 */ 00666 HAL_StatusTypeDef HAL_COMP_Lock(COMP_HandleTypeDef *hcomp); 00667 uint32_t HAL_COMP_GetOutputLevel(COMP_HandleTypeDef *hcomp); 00668 /* Callback in interrupt mode */ 00669 void HAL_COMP_TriggerCallback(COMP_HandleTypeDef *hcomp); 00670 /** 00671 * @} 00672 */ 00673 00674 /* Peripheral State functions **************************************************/ 00675 /** @addtogroup COMP_Exported_Functions_Group4 00676 * @{ 00677 */ 00678 HAL_COMP_StateTypeDef HAL_COMP_GetState(COMP_HandleTypeDef *hcomp); 00679 /** 00680 * @} 00681 */ 00682 00683 /** 00684 * @} 00685 */ 00686 00687 /** 00688 * @} 00689 */ 00690 00691 /** 00692 * @} 00693 */ 00694 00695 #ifdef __cplusplus 00696 } 00697 #endif 00698 00699 #endif /* __STM32L4xx_HAL_COMP_H */ 00700 00701 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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