From 349a84dcec87c2a040a8d0c71503f11ff163f2b3 Mon Sep 17 00:00:00 2001 From: Conor Patrick Date: Sun, 11 Aug 2019 17:59:31 +0800 Subject: [PATCH] cache button press for 2s --- targets/stm32l432/build/common.mk | 2 +- targets/stm32l432/lib/stm32l4xx_ll_exti.c | 290 +++++ targets/stm32l432/lib/stm32l4xx_ll_exti.h | 1361 +++++++++++++++++++++ targets/stm32l432/src/device.c | 11 + targets/stm32l432/src/init.c | 26 +- 5 files changed, 1675 insertions(+), 15 deletions(-) create mode 100644 targets/stm32l432/lib/stm32l4xx_ll_exti.c create mode 100644 targets/stm32l432/lib/stm32l4xx_ll_exti.h diff --git a/targets/stm32l432/build/common.mk b/targets/stm32l432/build/common.mk index 7c0ae32..9e09ffa 100644 --- a/targets/stm32l432/build/common.mk +++ b/targets/stm32l432/build/common.mk @@ -6,7 +6,7 @@ AR=$(PREFIX)arm-none-eabi-ar DRIVER_LIBS := lib/stm32l4xx_hal_pcd.c lib/stm32l4xx_hal_pcd_ex.c lib/stm32l4xx_ll_gpio.c \ lib/stm32l4xx_ll_rcc.c lib/stm32l4xx_ll_rng.c lib/stm32l4xx_ll_tim.c \ lib/stm32l4xx_ll_usb.c lib/stm32l4xx_ll_utils.c lib/stm32l4xx_ll_pwr.c \ - lib/stm32l4xx_ll_usart.c lib/stm32l4xx_ll_spi.c + lib/stm32l4xx_ll_usart.c lib/stm32l4xx_ll_spi.c lib/stm32l4xx_ll_exti.c USB_LIB := lib/usbd/usbd_cdc.c lib/usbd/usbd_cdc_if.c lib/usbd/usbd_composite.c \ lib/usbd/usbd_conf.c lib/usbd/usbd_core.c lib/usbd/usbd_ioreq.c \ diff --git a/targets/stm32l432/lib/stm32l4xx_ll_exti.c b/targets/stm32l432/lib/stm32l4xx_ll_exti.c new file mode 100644 index 0000000..5c52247 --- /dev/null +++ b/targets/stm32l432/lib/stm32l4xx_ll_exti.c @@ -0,0 +1,290 @@ +/** + ****************************************************************************** + * @file stm32l4xx_ll_exti.c + * @author MCD Application Team + * @brief EXTI LL module driver. + ****************************************************************************** + * @attention + * + *

© Copyright (c) 2017 STMicroelectronics. + * All rights reserved.

+ * + * This software component is licensed by ST under BSD 3-Clause license, + * the "License"; You may not use this file except in compliance with the + * License. You may obtain a copy of the License at: + * opensource.org/licenses/BSD-3-Clause + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l4xx_ll_exti.h" +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32L4xx_LL_Driver + * @{ + */ + +#if defined (EXTI) + +/** @defgroup EXTI_LL EXTI + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/** @addtogroup EXTI_LL_Private_Macros + * @{ + */ + +#define IS_LL_EXTI_LINE_0_31(__VALUE__) (((__VALUE__) & ~LL_EXTI_LINE_ALL_0_31) == 0x00000000U) +#define IS_LL_EXTI_LINE_32_63(__VALUE__) (((__VALUE__) & ~LL_EXTI_LINE_ALL_32_63) == 0x00000000U) + +#define IS_LL_EXTI_MODE(__VALUE__) (((__VALUE__) == LL_EXTI_MODE_IT) \ + || ((__VALUE__) == LL_EXTI_MODE_EVENT) \ + || ((__VALUE__) == LL_EXTI_MODE_IT_EVENT)) + + +#define IS_LL_EXTI_TRIGGER(__VALUE__) (((__VALUE__) == LL_EXTI_TRIGGER_NONE) \ + || ((__VALUE__) == LL_EXTI_TRIGGER_RISING) \ + || ((__VALUE__) == LL_EXTI_TRIGGER_FALLING) \ + || ((__VALUE__) == LL_EXTI_TRIGGER_RISING_FALLING)) + +/** + * @} + */ + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup EXTI_LL_Exported_Functions + * @{ + */ + +/** @addtogroup EXTI_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize the EXTI registers to their default reset values. + * @retval An ErrorStatus enumeration value: + * - 0x00: EXTI registers are de-initialized + */ +uint32_t LL_EXTI_DeInit(void) +{ + /* Interrupt mask register set to default reset values */ + LL_EXTI_WriteReg(IMR1, 0xFF820000U); + /* Event mask register set to default reset values */ + LL_EXTI_WriteReg(EMR1, 0x00000000U); + /* Rising Trigger selection register set to default reset values */ + LL_EXTI_WriteReg(RTSR1, 0x00000000U); + /* Falling Trigger selection register set to default reset values */ + LL_EXTI_WriteReg(FTSR1, 0x00000000U); + /* Software interrupt event register set to default reset values */ + LL_EXTI_WriteReg(SWIER1, 0x00000000U); + /* Pending register clear */ + LL_EXTI_WriteReg(PR1, 0x007DFFFFU); + + /* Interrupt mask register 2 set to default reset values */ +#if defined(LL_EXTI_LINE_40) + LL_EXTI_WriteReg(IMR2, 0x00000187U); +#else + LL_EXTI_WriteReg(IMR2, 0x00000087U); +#endif + /* Event mask register 2 set to default reset values */ + LL_EXTI_WriteReg(EMR2, 0x00000000U); + /* Rising Trigger selection register 2 set to default reset values */ + LL_EXTI_WriteReg(RTSR2, 0x00000000U); + /* Falling Trigger selection register 2 set to default reset values */ + LL_EXTI_WriteReg(FTSR2, 0x00000000U); + /* Software interrupt event register 2 set to default reset values */ + LL_EXTI_WriteReg(SWIER2, 0x00000000U); + /* Pending register 2 clear */ + LL_EXTI_WriteReg(PR2, 0x00000078U); + + return 0x00u; +} + +/** + * @brief Initialize the EXTI registers according to the specified parameters in EXTI_InitStruct. + * @param EXTI_InitStruct pointer to a @ref LL_EXTI_InitTypeDef structure. + * @retval An ErrorStatus enumeration value: + * - 0x00: EXTI registers are initialized + * - any other calue : wrong configuration + */ +uint32_t LL_EXTI_Init(LL_EXTI_InitTypeDef *EXTI_InitStruct) +{ + uint32_t status = 0x00u; + + /* Check the parameters */ + assert_param(IS_LL_EXTI_LINE_0_31(EXTI_InitStruct->Line_0_31)); + assert_param(IS_LL_EXTI_LINE_32_63(EXTI_InitStruct->Line_32_63)); + assert_param(IS_FUNCTIONAL_STATE(EXTI_InitStruct->LineCommand)); + assert_param(IS_LL_EXTI_MODE(EXTI_InitStruct->Mode)); + + /* ENABLE LineCommand */ + if (EXTI_InitStruct->LineCommand != DISABLE) + { + assert_param(IS_LL_EXTI_TRIGGER(EXTI_InitStruct->Trigger)); + + /* Configure EXTI Lines in range from 0 to 31 */ + if (EXTI_InitStruct->Line_0_31 != LL_EXTI_LINE_NONE) + { + switch (EXTI_InitStruct->Mode) + { + case LL_EXTI_MODE_IT: + /* First Disable Event on provided Lines */ + LL_EXTI_DisableEvent_0_31(EXTI_InitStruct->Line_0_31); + /* Then Enable IT on provided Lines */ + LL_EXTI_EnableIT_0_31(EXTI_InitStruct->Line_0_31); + break; + case LL_EXTI_MODE_EVENT: + /* First Disable IT on provided Lines */ + LL_EXTI_DisableIT_0_31(EXTI_InitStruct->Line_0_31); + /* Then Enable Event on provided Lines */ + LL_EXTI_EnableEvent_0_31(EXTI_InitStruct->Line_0_31); + break; + case LL_EXTI_MODE_IT_EVENT: + /* Directly Enable IT & Event on provided Lines */ + LL_EXTI_EnableIT_0_31(EXTI_InitStruct->Line_0_31); + LL_EXTI_EnableEvent_0_31(EXTI_InitStruct->Line_0_31); + break; + default: + status = 0x01u; + break; + } + if (EXTI_InitStruct->Trigger != LL_EXTI_TRIGGER_NONE) + { + switch (EXTI_InitStruct->Trigger) + { + case LL_EXTI_TRIGGER_RISING: + /* First Disable Falling Trigger on provided Lines */ + LL_EXTI_DisableFallingTrig_0_31(EXTI_InitStruct->Line_0_31); + /* Then Enable Rising Trigger on provided Lines */ + LL_EXTI_EnableRisingTrig_0_31(EXTI_InitStruct->Line_0_31); + break; + case LL_EXTI_TRIGGER_FALLING: + /* First Disable Rising Trigger on provided Lines */ + LL_EXTI_DisableRisingTrig_0_31(EXTI_InitStruct->Line_0_31); + /* Then Enable Falling Trigger on provided Lines */ + LL_EXTI_EnableFallingTrig_0_31(EXTI_InitStruct->Line_0_31); + break; + case LL_EXTI_TRIGGER_RISING_FALLING: + LL_EXTI_EnableRisingTrig_0_31(EXTI_InitStruct->Line_0_31); + LL_EXTI_EnableFallingTrig_0_31(EXTI_InitStruct->Line_0_31); + break; + default: + status |= 0x02u; + break; + } + } + } + /* Configure EXTI Lines in range from 32 to 63 */ + if (EXTI_InitStruct->Line_32_63 != LL_EXTI_LINE_NONE) + { + switch (EXTI_InitStruct->Mode) + { + case LL_EXTI_MODE_IT: + /* First Disable Event on provided Lines */ + LL_EXTI_DisableEvent_32_63(EXTI_InitStruct->Line_32_63); + /* Then Enable IT on provided Lines */ + LL_EXTI_EnableIT_32_63(EXTI_InitStruct->Line_32_63); + break; + case LL_EXTI_MODE_EVENT: + /* First Disable IT on provided Lines */ + LL_EXTI_DisableIT_32_63(EXTI_InitStruct->Line_32_63); + /* Then Enable Event on provided Lines */ + LL_EXTI_EnableEvent_32_63(EXTI_InitStruct->Line_32_63); + break; + case LL_EXTI_MODE_IT_EVENT: + /* Directly Enable IT & Event on provided Lines */ + LL_EXTI_EnableIT_32_63(EXTI_InitStruct->Line_32_63); + LL_EXTI_EnableEvent_32_63(EXTI_InitStruct->Line_32_63); + break; + default: + status |= 0x04u; + break; + } + if (EXTI_InitStruct->Trigger != LL_EXTI_TRIGGER_NONE) + { + switch (EXTI_InitStruct->Trigger) + { + case LL_EXTI_TRIGGER_RISING: + /* First Disable Falling Trigger on provided Lines */ + LL_EXTI_DisableFallingTrig_32_63(EXTI_InitStruct->Line_32_63); + /* Then Enable IT on provided Lines */ + LL_EXTI_EnableRisingTrig_32_63(EXTI_InitStruct->Line_32_63); + break; + case LL_EXTI_TRIGGER_FALLING: + /* First Disable Rising Trigger on provided Lines */ + LL_EXTI_DisableRisingTrig_32_63(EXTI_InitStruct->Line_32_63); + /* Then Enable Falling Trigger on provided Lines */ + LL_EXTI_EnableFallingTrig_32_63(EXTI_InitStruct->Line_32_63); + break; + case LL_EXTI_TRIGGER_RISING_FALLING: + LL_EXTI_EnableRisingTrig_32_63(EXTI_InitStruct->Line_32_63); + LL_EXTI_EnableFallingTrig_32_63(EXTI_InitStruct->Line_32_63); + break; + default: + status = ERROR; + break; + } + } + } + } + /* DISABLE LineCommand */ + else + { + /* De-configure EXTI Lines in range from 0 to 31 */ + LL_EXTI_DisableIT_0_31(EXTI_InitStruct->Line_0_31); + LL_EXTI_DisableEvent_0_31(EXTI_InitStruct->Line_0_31); + /* De-configure EXTI Lines in range from 32 to 63 */ + LL_EXTI_DisableIT_32_63(EXTI_InitStruct->Line_32_63); + LL_EXTI_DisableEvent_32_63(EXTI_InitStruct->Line_32_63); + } + + return status; +} + +/** + * @brief Set each @ref LL_EXTI_InitTypeDef field to default value. + * @param EXTI_InitStruct Pointer to a @ref LL_EXTI_InitTypeDef structure. + * @retval None + */ +void LL_EXTI_StructInit(LL_EXTI_InitTypeDef *EXTI_InitStruct) +{ + EXTI_InitStruct->Line_0_31 = LL_EXTI_LINE_NONE; + EXTI_InitStruct->Line_32_63 = LL_EXTI_LINE_NONE; + EXTI_InitStruct->LineCommand = DISABLE; + EXTI_InitStruct->Mode = LL_EXTI_MODE_IT; + EXTI_InitStruct->Trigger = LL_EXTI_TRIGGER_FALLING; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined (EXTI) */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/stm32l432/lib/stm32l4xx_ll_exti.h b/targets/stm32l432/lib/stm32l4xx_ll_exti.h new file mode 100644 index 0000000..245f7fd --- /dev/null +++ b/targets/stm32l432/lib/stm32l4xx_ll_exti.h @@ -0,0 +1,1361 @@ +/** + ****************************************************************************** + * @file stm32l4xx_ll_exti.h + * @author MCD Application Team + * @brief Header file of EXTI LL module. + ****************************************************************************** + * @attention + * + *

© Copyright (c) 2017 STMicroelectronics. + * All rights reserved.

+ * + * This software component is licensed by ST under BSD 3-Clause license, + * the "License"; You may not use this file except in compliance with the + * License. You may obtain a copy of the License at: + * opensource.org/licenses/BSD-3-Clause + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L4xx_LL_EXTI_H +#define __STM32L4xx_LL_EXTI_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l4xx.h" + +/** @addtogroup STM32L4xx_LL_Driver + * @{ + */ + +#if defined (EXTI) + +/** @defgroup EXTI_LL EXTI + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private Macros ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup EXTI_LL_Private_Macros EXTI Private Macros + * @{ + */ +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup EXTI_LL_ES_INIT EXTI Exported Init structure + * @{ + */ +typedef struct +{ + + uint32_t Line_0_31; /*!< Specifies the EXTI lines to be enabled or disabled for Lines in range 0 to 31 + This parameter can be any combination of @ref EXTI_LL_EC_LINE */ + + uint32_t Line_32_63; /*!< Specifies the EXTI lines to be enabled or disabled for Lines in range 32 to 63 + This parameter can be any combination of @ref EXTI_LL_EC_LINE */ + + FunctionalState LineCommand; /*!< Specifies the new state of the selected EXTI lines. + This parameter can be set either to ENABLE or DISABLE */ + + uint8_t Mode; /*!< Specifies the mode for the EXTI lines. + This parameter can be a value of @ref EXTI_LL_EC_MODE. */ + + uint8_t Trigger; /*!< Specifies the trigger signal active edge for the EXTI lines. + This parameter can be a value of @ref EXTI_LL_EC_TRIGGER. */ +} LL_EXTI_InitTypeDef; + +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup EXTI_LL_Exported_Constants EXTI Exported Constants + * @{ + */ + +/** @defgroup EXTI_LL_EC_LINE LINE + * @{ + */ +#define LL_EXTI_LINE_0 EXTI_IMR1_IM0 /*!< Extended line 0 */ +#define LL_EXTI_LINE_1 EXTI_IMR1_IM1 /*!< Extended line 1 */ +#define LL_EXTI_LINE_2 EXTI_IMR1_IM2 /*!< Extended line 2 */ +#define LL_EXTI_LINE_3 EXTI_IMR1_IM3 /*!< Extended line 3 */ +#define LL_EXTI_LINE_4 EXTI_IMR1_IM4 /*!< Extended line 4 */ +#define LL_EXTI_LINE_5 EXTI_IMR1_IM5 /*!< Extended line 5 */ +#define LL_EXTI_LINE_6 EXTI_IMR1_IM6 /*!< Extended line 6 */ +#define LL_EXTI_LINE_7 EXTI_IMR1_IM7 /*!< Extended line 7 */ +#define LL_EXTI_LINE_8 EXTI_IMR1_IM8 /*!< Extended line 8 */ +#define LL_EXTI_LINE_9 EXTI_IMR1_IM9 /*!< Extended line 9 */ +#define LL_EXTI_LINE_10 EXTI_IMR1_IM10 /*!< Extended line 10 */ +#define LL_EXTI_LINE_11 EXTI_IMR1_IM11 /*!< Extended line 11 */ +#define LL_EXTI_LINE_12 EXTI_IMR1_IM12 /*!< Extended line 12 */ +#define LL_EXTI_LINE_13 EXTI_IMR1_IM13 /*!< Extended line 13 */ +#define LL_EXTI_LINE_14 EXTI_IMR1_IM14 /*!< Extended line 14 */ +#define LL_EXTI_LINE_15 EXTI_IMR1_IM15 /*!< Extended line 15 */ +#if defined(EXTI_IMR1_IM16) +#define LL_EXTI_LINE_16 EXTI_IMR1_IM16 /*!< Extended line 16 */ +#endif +#define LL_EXTI_LINE_17 EXTI_IMR1_IM17 /*!< Extended line 17 */ +#if defined(EXTI_IMR1_IM18) +#define LL_EXTI_LINE_18 EXTI_IMR1_IM18 /*!< Extended line 18 */ +#endif +#define LL_EXTI_LINE_19 EXTI_IMR1_IM19 /*!< Extended line 19 */ +#if defined(EXTI_IMR1_IM20) +#define LL_EXTI_LINE_20 EXTI_IMR1_IM20 /*!< Extended line 20 */ +#endif +#if defined(EXTI_IMR1_IM21) +#define LL_EXTI_LINE_21 EXTI_IMR1_IM21 /*!< Extended line 21 */ +#endif +#if defined(EXTI_IMR1_IM22) +#define LL_EXTI_LINE_22 EXTI_IMR1_IM22 /*!< Extended line 22 */ +#endif +#define LL_EXTI_LINE_23 EXTI_IMR1_IM23 /*!< Extended line 23 */ +#if defined(EXTI_IMR1_IM24) +#define LL_EXTI_LINE_24 EXTI_IMR1_IM24 /*!< Extended line 24 */ +#endif +#if defined(EXTI_IMR1_IM25) +#define LL_EXTI_LINE_25 EXTI_IMR1_IM25 /*!< Extended line 25 */ +#endif +#if defined(EXTI_IMR1_IM26) +#define LL_EXTI_LINE_26 EXTI_IMR1_IM26 /*!< Extended line 26 */ +#endif +#if defined(EXTI_IMR1_IM27) +#define LL_EXTI_LINE_27 EXTI_IMR1_IM27 /*!< Extended line 27 */ +#endif +#if defined(EXTI_IMR1_IM28) +#define LL_EXTI_LINE_28 EXTI_IMR1_IM28 /*!< Extended line 28 */ +#endif +#if defined(EXTI_IMR1_IM29) +#define LL_EXTI_LINE_29 EXTI_IMR1_IM29 /*!< Extended line 29 */ +#endif +#if defined(EXTI_IMR1_IM30) +#define LL_EXTI_LINE_30 EXTI_IMR1_IM30 /*!< Extended line 30 */ +#endif +#if defined(EXTI_IMR1_IM31) +#define LL_EXTI_LINE_31 EXTI_IMR1_IM31 /*!< Extended line 31 */ +#endif +#define LL_EXTI_LINE_ALL_0_31 EXTI_IMR1_IM /*!< All Extended line not reserved*/ + +#define LL_EXTI_LINE_32 EXTI_IMR2_IM32 /*!< Extended line 32 */ +#if defined(EXTI_IMR2_IM33) +#define LL_EXTI_LINE_33 EXTI_IMR2_IM33 /*!< Extended line 33 */ +#endif +#if defined(EXTI_IMR2_IM34) +#define LL_EXTI_LINE_34 EXTI_IMR2_IM34 /*!< Extended line 34 */ +#endif +#if defined(EXTI_IMR2_IM35) +#define LL_EXTI_LINE_35 EXTI_IMR2_IM35 /*!< Extended line 35 */ +#endif +#if defined(EXTI_IMR2_IM36) +#define LL_EXTI_LINE_36 EXTI_IMR2_IM36 /*!< Extended line 36 */ +#endif +#if defined(EXTI_IMR2_IM37) +#define LL_EXTI_LINE_37 EXTI_IMR2_IM37 /*!< Extended line 37 */ +#endif +#if defined(EXTI_IMR2_IM38) +#define LL_EXTI_LINE_38 EXTI_IMR2_IM38 /*!< Extended line 38 */ +#endif +#if defined(EXTI_IMR2_IM39) +#define LL_EXTI_LINE_39 EXTI_IMR2_IM39 /*!< Extended line 39 */ +#endif +#if defined(EXTI_IMR2_IM40) +#define LL_EXTI_LINE_40 EXTI_IMR2_IM40 /*!< Extended line 40 */ +#endif +#define LL_EXTI_LINE_ALL_32_63 EXTI_IMR2_IM /*!< All Extended line not reserved*/ + + +#define LL_EXTI_LINE_ALL (0xFFFFFFFFU) /*!< All Extended line */ + +#if defined(USE_FULL_LL_DRIVER) +#define LL_EXTI_LINE_NONE (0x00000000U) /*!< None Extended line */ +#endif /*USE_FULL_LL_DRIVER*/ + +/** + * @} + */ + + +#if defined(USE_FULL_LL_DRIVER) + +/** @defgroup EXTI_LL_EC_MODE Mode + * @{ + */ +#define LL_EXTI_MODE_IT ((uint8_t)0x00U) /*!< Interrupt Mode */ +#define LL_EXTI_MODE_EVENT ((uint8_t)0x01U) /*!< Event Mode */ +#define LL_EXTI_MODE_IT_EVENT ((uint8_t)0x02U) /*!< Interrupt & Event Mode */ +/** + * @} + */ + +/** @defgroup EXTI_LL_EC_TRIGGER Edge Trigger + * @{ + */ +#define LL_EXTI_TRIGGER_NONE ((uint8_t)0x00U) /*!< No Trigger Mode */ +#define LL_EXTI_TRIGGER_RISING ((uint8_t)0x01U) /*!< Trigger Rising Mode */ +#define LL_EXTI_TRIGGER_FALLING ((uint8_t)0x02U) /*!< Trigger Falling Mode */ +#define LL_EXTI_TRIGGER_RISING_FALLING ((uint8_t)0x03U) /*!< Trigger Rising & Falling Mode */ + +/** + * @} + */ + + +#endif /*USE_FULL_LL_DRIVER*/ + + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup EXTI_LL_Exported_Macros EXTI Exported Macros + * @{ + */ + +/** @defgroup EXTI_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in EXTI register + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_EXTI_WriteReg(__REG__, __VALUE__) WRITE_REG(EXTI->__REG__, (__VALUE__)) + +/** + * @brief Read a value in EXTI register + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_EXTI_ReadReg(__REG__) READ_REG(EXTI->__REG__) +/** + * @} + */ + + +/** + * @} + */ + + + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup EXTI_LL_Exported_Functions EXTI Exported Functions + * @{ + */ +/** @defgroup EXTI_LL_EF_IT_Management IT_Management + * @{ + */ + +/** + * @brief Enable ExtiLine Interrupt request for Lines in range 0 to 31 + * @note The reset value for the direct or internal lines (see RM) + * is set to 1 in order to enable the interrupt by default. + * Bits are set automatically at Power on. + * @rmtoll IMR1 IMx LL_EXTI_EnableIT_0_31 + * @param ExtiLine This parameter can be one of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_17 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_23 + * @arg @ref LL_EXTI_LINE_24 + * @arg @ref LL_EXTI_LINE_25 + * @arg @ref LL_EXTI_LINE_26 + * @arg @ref LL_EXTI_LINE_27 + * @arg @ref LL_EXTI_LINE_28 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @arg @ref LL_EXTI_LINE_ALL_0_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_EnableIT_0_31(uint32_t ExtiLine) +{ + SET_BIT(EXTI->IMR1, ExtiLine); +} +/** + * @brief Enable ExtiLine Interrupt request for Lines in range 32 to 63 + * @note The reset value for the direct lines (lines from 32 to 34, line + * 39) is set to 1 in order to enable the interrupt by default. + * Bits are set automatically at Power on. + * @rmtoll IMR2 IMx LL_EXTI_EnableIT_32_63 + * @param ExtiLine This parameter can be one of the following values: + * @arg @ref LL_EXTI_LINE_32 + * @arg @ref LL_EXTI_LINE_33 + * @arg @ref LL_EXTI_LINE_34(*) + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @arg @ref LL_EXTI_LINE_39(*) + * @arg @ref LL_EXTI_LINE_40(*) + * @arg @ref LL_EXTI_LINE_ALL_32_63 + * @note (*): Available in some devices + * @retval None + */ +__STATIC_INLINE void LL_EXTI_EnableIT_32_63(uint32_t ExtiLine) +{ + SET_BIT(EXTI->IMR2, ExtiLine); +} + +/** + * @brief Disable ExtiLine Interrupt request for Lines in range 0 to 31 + * @note The reset value for the direct or internal lines (see RM) + * is set to 1 in order to enable the interrupt by default. + * Bits are set automatically at Power on. + * @rmtoll IMR1 IMx LL_EXTI_DisableIT_0_31 + * @param ExtiLine This parameter can be one of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_17 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_23 + * @arg @ref LL_EXTI_LINE_24 + * @arg @ref LL_EXTI_LINE_25 + * @arg @ref LL_EXTI_LINE_26 + * @arg @ref LL_EXTI_LINE_27 + * @arg @ref LL_EXTI_LINE_28 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @arg @ref LL_EXTI_LINE_ALL_0_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_DisableIT_0_31(uint32_t ExtiLine) +{ + CLEAR_BIT(EXTI->IMR1, ExtiLine); +} + +/** + * @brief Disable ExtiLine Interrupt request for Lines in range 32 to 63 + * @note The reset value for the direct lines (lines from 32 to 34, line + * 39) is set to 1 in order to enable the interrupt by default. + * Bits are set automatically at Power on. + * @rmtoll IMR2 IMx LL_EXTI_DisableIT_32_63 + * @param ExtiLine This parameter can be one of the following values: + * @arg @ref LL_EXTI_LINE_32 + * @arg @ref LL_EXTI_LINE_33 + * @arg @ref LL_EXTI_LINE_34(*) + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @arg @ref LL_EXTI_LINE_39(*) + * @arg @ref LL_EXTI_LINE_40(*) + * @arg @ref LL_EXTI_LINE_ALL_32_63 + * @note (*): Available in some devices + * @retval None + */ +__STATIC_INLINE void LL_EXTI_DisableIT_32_63(uint32_t ExtiLine) +{ + CLEAR_BIT(EXTI->IMR2, ExtiLine); +} + +/** + * @brief Indicate if ExtiLine Interrupt request is enabled for Lines in range 0 to 31 + * @note The reset value for the direct or internal lines (see RM) + * is set to 1 in order to enable the interrupt by default. + * Bits are set automatically at Power on. + * @rmtoll IMR1 IMx LL_EXTI_IsEnabledIT_0_31 + * @param ExtiLine This parameter can be one of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_17 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_23 + * @arg @ref LL_EXTI_LINE_24 + * @arg @ref LL_EXTI_LINE_25 + * @arg @ref LL_EXTI_LINE_26 + * @arg @ref LL_EXTI_LINE_27 + * @arg @ref LL_EXTI_LINE_28 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @arg @ref LL_EXTI_LINE_ALL_0_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_EXTI_IsEnabledIT_0_31(uint32_t ExtiLine) +{ + return ((READ_BIT(EXTI->IMR1, ExtiLine) == (ExtiLine)) ? 1UL : 0UL); +} + +/** + * @brief Indicate if ExtiLine Interrupt request is enabled for Lines in range 32 to 63 + * @note The reset value for the direct lines (lines from 32 to 34, line + * 39) is set to 1 in order to enable the interrupt by default. + * Bits are set automatically at Power on. + * @rmtoll IMR2 IMx LL_EXTI_IsEnabledIT_32_63 + * @param ExtiLine This parameter can be one of the following values: + * @arg @ref LL_EXTI_LINE_32 + * @arg @ref LL_EXTI_LINE_33 + * @arg @ref LL_EXTI_LINE_34(*) + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @arg @ref LL_EXTI_LINE_39(*) + * @arg @ref LL_EXTI_LINE_40(*) + * @arg @ref LL_EXTI_LINE_ALL_32_63 + * @note (*): Available in some devices + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_EXTI_IsEnabledIT_32_63(uint32_t ExtiLine) +{ + return ((READ_BIT(EXTI->IMR2, ExtiLine) == (ExtiLine)) ? 1UL : 0UL); +} + +/** + * @} + */ + +/** @defgroup EXTI_LL_EF_Event_Management Event_Management + * @{ + */ + +/** + * @brief Enable ExtiLine Event request for Lines in range 0 to 31 + * @rmtoll EMR1 EMx LL_EXTI_EnableEvent_0_31 + * @param ExtiLine This parameter can be one of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_17 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_23 + * @arg @ref LL_EXTI_LINE_24 + * @arg @ref LL_EXTI_LINE_25 + * @arg @ref LL_EXTI_LINE_26 + * @arg @ref LL_EXTI_LINE_27 + * @arg @ref LL_EXTI_LINE_28 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @arg @ref LL_EXTI_LINE_ALL_0_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_EnableEvent_0_31(uint32_t ExtiLine) +{ + SET_BIT(EXTI->EMR1, ExtiLine); + +} + +/** + * @brief Enable ExtiLine Event request for Lines in range 32 to 63 + * @rmtoll EMR2 EMx LL_EXTI_EnableEvent_32_63 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_32 + * @arg @ref LL_EXTI_LINE_33 + * @arg @ref LL_EXTI_LINE_34(*) + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @arg @ref LL_EXTI_LINE_39(*) + * @arg @ref LL_EXTI_LINE_40(*) + * @arg @ref LL_EXTI_LINE_ALL_32_63 + * @note (*): Available in some devices + * @retval None + */ +__STATIC_INLINE void LL_EXTI_EnableEvent_32_63(uint32_t ExtiLine) +{ + SET_BIT(EXTI->EMR2, ExtiLine); +} + +/** + * @brief Disable ExtiLine Event request for Lines in range 0 to 31 + * @rmtoll EMR1 EMx LL_EXTI_DisableEvent_0_31 + * @param ExtiLine This parameter can be one of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_17 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_23 + * @arg @ref LL_EXTI_LINE_24 + * @arg @ref LL_EXTI_LINE_25 + * @arg @ref LL_EXTI_LINE_26 + * @arg @ref LL_EXTI_LINE_27 + * @arg @ref LL_EXTI_LINE_28 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @arg @ref LL_EXTI_LINE_ALL_0_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_DisableEvent_0_31(uint32_t ExtiLine) +{ + CLEAR_BIT(EXTI->EMR1, ExtiLine); +} + +/** + * @brief Disable ExtiLine Event request for Lines in range 32 to 63 + * @rmtoll EMR2 EMx LL_EXTI_DisableEvent_32_63 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_32 + * @arg @ref LL_EXTI_LINE_33 + * @arg @ref LL_EXTI_LINE_34(*) + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @arg @ref LL_EXTI_LINE_39(*) + * @arg @ref LL_EXTI_LINE_40(*) + * @arg @ref LL_EXTI_LINE_ALL_32_63 + * @note (*): Available in some devices + * @retval None + */ +__STATIC_INLINE void LL_EXTI_DisableEvent_32_63(uint32_t ExtiLine) +{ + CLEAR_BIT(EXTI->EMR2, ExtiLine); +} + +/** + * @brief Indicate if ExtiLine Event request is enabled for Lines in range 0 to 31 + * @rmtoll EMR1 EMx LL_EXTI_IsEnabledEvent_0_31 + * @param ExtiLine This parameter can be one of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_17 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_23 + * @arg @ref LL_EXTI_LINE_24 + * @arg @ref LL_EXTI_LINE_25 + * @arg @ref LL_EXTI_LINE_26 + * @arg @ref LL_EXTI_LINE_27 + * @arg @ref LL_EXTI_LINE_28 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @arg @ref LL_EXTI_LINE_ALL_0_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_EXTI_IsEnabledEvent_0_31(uint32_t ExtiLine) +{ + return ((READ_BIT(EXTI->EMR1, ExtiLine) == (ExtiLine)) ? 1UL : 0UL); + +} + +/** + * @brief Indicate if ExtiLine Event request is enabled for Lines in range 32 to 63 + * @rmtoll EMR2 EMx LL_EXTI_IsEnabledEvent_32_63 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_32 + * @arg @ref LL_EXTI_LINE_33 + * @arg @ref LL_EXTI_LINE_34(*) + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @arg @ref LL_EXTI_LINE_39(*) + * @arg @ref LL_EXTI_LINE_40(*) + * @arg @ref LL_EXTI_LINE_ALL_32_63 + * @note (*): Available in some devices + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_EXTI_IsEnabledEvent_32_63(uint32_t ExtiLine) +{ + return ((READ_BIT(EXTI->EMR2, ExtiLine) == (ExtiLine)) ? 1UL : 0UL); +} + +/** + * @} + */ + +/** @defgroup EXTI_LL_EF_Rising_Trigger_Management Rising_Trigger_Management + * @{ + */ + +/** + * @brief Enable ExtiLine Rising Edge Trigger for Lines in range 0 to 31 + * @note The configurable wakeup lines are edge-triggered. No glitch must be + * generated on these lines. If a rising edge on a configurable interrupt + * line occurs during a write operation in the EXTI_RTSR register, the + * pending bit is not set. + * Rising and falling edge triggers can be set for + * the same interrupt line. In this case, both generate a trigger + * condition. + * @rmtoll RTSR1 RTx LL_EXTI_EnableRisingTrig_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_EnableRisingTrig_0_31(uint32_t ExtiLine) +{ + SET_BIT(EXTI->RTSR1, ExtiLine); + +} + +/** + * @brief Enable ExtiLine Rising Edge Trigger for Lines in range 32 to 63 + * @note The configurable wakeup lines are edge-triggered. No glitch must be + * generated on these lines. If a rising edge on a configurable interrupt + * line occurs during a write operation in the EXTI_RTSR register, the + * pending bit is not set.Rising and falling edge triggers can be set for + * the same interrupt line. In this case, both generate a trigger + * condition. + * @rmtoll RTSR2 RTx LL_EXTI_EnableRisingTrig_32_63 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @retval None + */ +__STATIC_INLINE void LL_EXTI_EnableRisingTrig_32_63(uint32_t ExtiLine) +{ + SET_BIT(EXTI->RTSR2, ExtiLine); +} + +/** + * @brief Disable ExtiLine Rising Edge Trigger for Lines in range 0 to 31 + * @note The configurable wakeup lines are edge-triggered. No glitch must be + * generated on these lines. If a rising edge on a configurable interrupt + * line occurs during a write operation in the EXTI_RTSR register, the + * pending bit is not set. + * Rising and falling edge triggers can be set for + * the same interrupt line. In this case, both generate a trigger + * condition. + * @rmtoll RTSR1 RTx LL_EXTI_DisableRisingTrig_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_DisableRisingTrig_0_31(uint32_t ExtiLine) +{ + CLEAR_BIT(EXTI->RTSR1, ExtiLine); + +} + +/** + * @brief Disable ExtiLine Rising Edge Trigger for Lines in range 32 to 63 + * @note The configurable wakeup lines are edge-triggered. No glitch must be + * generated on these lines. If a rising edge on a configurable interrupt + * line occurs during a write operation in the EXTI_RTSR register, the + * pending bit is not set. + * Rising and falling edge triggers can be set for + * the same interrupt line. In this case, both generate a trigger + * condition. + * @rmtoll RTSR2 RTx LL_EXTI_DisableRisingTrig_32_63 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @retval None + */ +__STATIC_INLINE void LL_EXTI_DisableRisingTrig_32_63(uint32_t ExtiLine) +{ + CLEAR_BIT(EXTI->RTSR2, ExtiLine); +} + +/** + * @brief Check if rising edge trigger is enabled for Lines in range 0 to 31 + * @rmtoll RTSR1 RTx LL_EXTI_IsEnabledRisingTrig_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_EXTI_IsEnabledRisingTrig_0_31(uint32_t ExtiLine) +{ + return ((READ_BIT(EXTI->RTSR1, ExtiLine) == (ExtiLine)) ? 1UL : 0UL); +} + +/** + * @brief Check if rising edge trigger is enabled for Lines in range 32 to 63 + * @rmtoll RTSR2 RTx LL_EXTI_IsEnabledRisingTrig_32_63 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_EXTI_IsEnabledRisingTrig_32_63(uint32_t ExtiLine) +{ + return ((READ_BIT(EXTI->RTSR2, ExtiLine) == (ExtiLine)) ? 1UL : 0UL); +} + +/** + * @} + */ + +/** @defgroup EXTI_LL_EF_Falling_Trigger_Management Falling_Trigger_Management + * @{ + */ + +/** + * @brief Enable ExtiLine Falling Edge Trigger for Lines in range 0 to 31 + * @note The configurable wakeup lines are edge-triggered. No glitch must be + * generated on these lines. If a falling edge on a configurable interrupt + * line occurs during a write operation in the EXTI_FTSR register, the + * pending bit is not set. + * Rising and falling edge triggers can be set for + * the same interrupt line. In this case, both generate a trigger + * condition. + * @rmtoll FTSR1 FTx LL_EXTI_EnableFallingTrig_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_EnableFallingTrig_0_31(uint32_t ExtiLine) +{ + SET_BIT(EXTI->FTSR1, ExtiLine); +} + +/** + * @brief Enable ExtiLine Falling Edge Trigger for Lines in range 32 to 63 + * @note The configurable wakeup lines are edge-triggered. No glitch must be + * generated on these lines. If a Falling edge on a configurable interrupt + * line occurs during a write operation in the EXTI_FTSR register, the + * pending bit is not set. + * Rising and falling edge triggers can be set for + * the same interrupt line. In this case, both generate a trigger + * condition. + * @rmtoll FTSR2 FTx LL_EXTI_EnableFallingTrig_32_63 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @retval None + */ +__STATIC_INLINE void LL_EXTI_EnableFallingTrig_32_63(uint32_t ExtiLine) +{ + SET_BIT(EXTI->FTSR2, ExtiLine); +} + +/** + * @brief Disable ExtiLine Falling Edge Trigger for Lines in range 0 to 31 + * @note The configurable wakeup lines are edge-triggered. No glitch must be + * generated on these lines. If a Falling edge on a configurable interrupt + * line occurs during a write operation in the EXTI_FTSR register, the + * pending bit is not set. + * Rising and falling edge triggers can be set for the same interrupt line. + * In this case, both generate a trigger condition. + * @rmtoll FTSR1 FTx LL_EXTI_DisableFallingTrig_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_DisableFallingTrig_0_31(uint32_t ExtiLine) +{ + CLEAR_BIT(EXTI->FTSR1, ExtiLine); +} + +/** + * @brief Disable ExtiLine Falling Edge Trigger for Lines in range 32 to 63 + * @note The configurable wakeup lines are edge-triggered. No glitch must be + * generated on these lines. If a Falling edge on a configurable interrupt + * line occurs during a write operation in the EXTI_FTSR register, the + * pending bit is not set. + * Rising and falling edge triggers can be set for the same interrupt line. + * In this case, both generate a trigger condition. + * @rmtoll FTSR2 FTx LL_EXTI_DisableFallingTrig_32_63 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @retval None + */ +__STATIC_INLINE void LL_EXTI_DisableFallingTrig_32_63(uint32_t ExtiLine) +{ + CLEAR_BIT(EXTI->FTSR2, ExtiLine); +} + +/** + * @brief Check if falling edge trigger is enabled for Lines in range 0 to 31 + * @rmtoll FTSR1 FTx LL_EXTI_IsEnabledFallingTrig_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_EXTI_IsEnabledFallingTrig_0_31(uint32_t ExtiLine) +{ + return ((READ_BIT(EXTI->FTSR1, ExtiLine) == (ExtiLine)) ? 1UL : 0UL); +} + +/** + * @brief Check if falling edge trigger is enabled for Lines in range 32 to 63 + * @rmtoll FTSR2 FTx LL_EXTI_IsEnabledFallingTrig_32_63 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_EXTI_IsEnabledFallingTrig_32_63(uint32_t ExtiLine) +{ + return ((READ_BIT(EXTI->FTSR2, ExtiLine) == (ExtiLine)) ? 1UL : 0UL); +} + +/** + * @} + */ + +/** @defgroup EXTI_LL_EF_Software_Interrupt_Management Software_Interrupt_Management + * @{ + */ + +/** + * @brief Generate a software Interrupt Event for Lines in range 0 to 31 + * @note If the interrupt is enabled on this line in the EXTI_IMR1, writing a 1 to + * this bit when it is at '0' sets the corresponding pending bit in EXTI_PR1 + * resulting in an interrupt request generation. + * This bit is cleared by clearing the corresponding bit in the EXTI_PR1 + * register (by writing a 1 into the bit) + * @rmtoll SWIER1 SWIx LL_EXTI_GenerateSWI_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_GenerateSWI_0_31(uint32_t ExtiLine) +{ + SET_BIT(EXTI->SWIER1, ExtiLine); +} + +/** + * @brief Generate a software Interrupt Event for Lines in range 32 to 63 + * @note If the interrupt is enabled on this line inthe EXTI_IMR2, writing a 1 to + * this bit when it is at '0' sets the corresponding pending bit in EXTI_PR2 + * resulting in an interrupt request generation. + * This bit is cleared by clearing the corresponding bit in the EXTI_PR2 + * register (by writing a 1 into the bit) + * @rmtoll SWIER2 SWIx LL_EXTI_GenerateSWI_32_63 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @retval None + */ +__STATIC_INLINE void LL_EXTI_GenerateSWI_32_63(uint32_t ExtiLine) +{ + SET_BIT(EXTI->SWIER2, ExtiLine); +} + +/** + * @} + */ + +/** @defgroup EXTI_LL_EF_Flag_Management Flag_Management + * @{ + */ + +/** + * @brief Check if the ExtLine Flag is set or not for Lines in range 0 to 31 + * @note This bit is set when the selected edge event arrives on the interrupt + * line. This bit is cleared by writing a 1 to the bit. + * @rmtoll PR1 PIFx LL_EXTI_IsActiveFlag_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_EXTI_IsActiveFlag_0_31(uint32_t ExtiLine) +{ + return ((READ_BIT(EXTI->PR1, ExtiLine) == (ExtiLine)) ? 1UL : 0UL); +} + +/** + * @brief Check if the ExtLine Flag is set or not for Lines in range 32 to 63 + * @note This bit is set when the selected edge event arrives on the interrupt + * line. This bit is cleared by writing a 1 to the bit. + * @rmtoll PR2 PIFx LL_EXTI_IsActiveFlag_32_63 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_EXTI_IsActiveFlag_32_63(uint32_t ExtiLine) +{ + return ((READ_BIT(EXTI->PR2, ExtiLine) == (ExtiLine)) ? 1UL : 0UL); +} + +/** + * @brief Read ExtLine Combination Flag for Lines in range 0 to 31 + * @note This bit is set when the selected edge event arrives on the interrupt + * line. This bit is cleared by writing a 1 to the bit. + * @rmtoll PR1 PIFx LL_EXTI_ReadFlag_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval @note This bit is set when the selected edge event arrives on the interrupt + */ +__STATIC_INLINE uint32_t LL_EXTI_ReadFlag_0_31(uint32_t ExtiLine) +{ + return (uint32_t)(READ_BIT(EXTI->PR1, ExtiLine)); +} + +/** + * @brief Read ExtLine Combination Flag for Lines in range 32 to 63 + * @note This bit is set when the selected edge event arrives on the interrupt + * line. This bit is cleared by writing a 1 to the bit. + * @rmtoll PR2 PIFx LL_EXTI_ReadFlag_32_63 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @retval @note This bit is set when the selected edge event arrives on the interrupt + */ +__STATIC_INLINE uint32_t LL_EXTI_ReadFlag_32_63(uint32_t ExtiLine) +{ + return (uint32_t)(READ_BIT(EXTI->PR2, ExtiLine)); +} + +/** + * @brief Clear ExtLine Flags for Lines in range 0 to 31 + * @note This bit is set when the selected edge event arrives on the interrupt + * line. This bit is cleared by writing a 1 to the bit. + * @rmtoll PR1 PIFx LL_EXTI_ClearFlag_0_31 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_0 + * @arg @ref LL_EXTI_LINE_1 + * @arg @ref LL_EXTI_LINE_2 + * @arg @ref LL_EXTI_LINE_3 + * @arg @ref LL_EXTI_LINE_4 + * @arg @ref LL_EXTI_LINE_5 + * @arg @ref LL_EXTI_LINE_6 + * @arg @ref LL_EXTI_LINE_7 + * @arg @ref LL_EXTI_LINE_8 + * @arg @ref LL_EXTI_LINE_9 + * @arg @ref LL_EXTI_LINE_10 + * @arg @ref LL_EXTI_LINE_11 + * @arg @ref LL_EXTI_LINE_12 + * @arg @ref LL_EXTI_LINE_13 + * @arg @ref LL_EXTI_LINE_14 + * @arg @ref LL_EXTI_LINE_15 + * @arg @ref LL_EXTI_LINE_16 + * @arg @ref LL_EXTI_LINE_18 + * @arg @ref LL_EXTI_LINE_19 + * @arg @ref LL_EXTI_LINE_20 + * @arg @ref LL_EXTI_LINE_21 + * @arg @ref LL_EXTI_LINE_22 + * @arg @ref LL_EXTI_LINE_29 + * @arg @ref LL_EXTI_LINE_30 + * @arg @ref LL_EXTI_LINE_31 + * @note Please check each device line mapping for EXTI Line availability + * @retval None + */ +__STATIC_INLINE void LL_EXTI_ClearFlag_0_31(uint32_t ExtiLine) +{ + WRITE_REG(EXTI->PR1, ExtiLine); +} + +/** + * @brief Clear ExtLine Flags for Lines in range 32 to 63 + * @note This bit is set when the selected edge event arrives on the interrupt + * line. This bit is cleared by writing a 1 to the bit. + * @rmtoll PR2 PIFx LL_EXTI_ClearFlag_32_63 + * @param ExtiLine This parameter can be a combination of the following values: + * @arg @ref LL_EXTI_LINE_35 + * @arg @ref LL_EXTI_LINE_36 + * @arg @ref LL_EXTI_LINE_37 + * @arg @ref LL_EXTI_LINE_38 + * @retval None + */ +__STATIC_INLINE void LL_EXTI_ClearFlag_32_63(uint32_t ExtiLine) +{ + WRITE_REG(EXTI->PR2, ExtiLine); +} + + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup EXTI_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +uint32_t LL_EXTI_Init(LL_EXTI_InitTypeDef *EXTI_InitStruct); +uint32_t LL_EXTI_DeInit(void); +void LL_EXTI_StructInit(LL_EXTI_InitTypeDef *EXTI_InitStruct); + + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* EXTI */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L4xx_LL_EXTI_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/targets/stm32l432/src/device.c b/targets/stm32l432/src/device.c index 6289189..3618563 100644 --- a/targets/stm32l432/src/device.c +++ b/targets/stm32l432/src/device.c @@ -38,6 +38,7 @@ void wait_for_usb_tether(); uint32_t __90_ms = 0; +uint32_t __last_button_press_time = 0; uint32_t __device_status = 0; uint32_t __last_update = 0; extern PCD_HandleTypeDef hpcd; @@ -83,6 +84,11 @@ void TIM6_DAC_IRQHandler() } #endif } +void EXTI0_IRQHandler(void) +{ + EXTI->PR1 = EXTI->PR1; + __last_button_press_time = millis(); +} // Global USB interrupt handler void USB_IRQHandler(void) @@ -500,6 +506,11 @@ int ctap_user_presence_test(uint32_t up_delay) { return 1; } + // "cache" button presses for 2 seconds. + if (millis() - __last_button_press_time < 2000) + { + return 1; + } #if SKIP_BUTTON_CHECK_WITH_DELAY int i=500; while(i--) diff --git a/targets/stm32l432/src/init.c b/targets/stm32l432/src/init.c index e7fa953..d51cf94 100644 --- a/targets/stm32l432/src/init.c +++ b/targets/stm32l432/src/init.c @@ -20,6 +20,7 @@ #include "stm32l4xx_ll_rng.h" #include "stm32l4xx_ll_spi.h" #include "stm32l4xx_ll_usb.h" +#include "stm32l4xx_ll_exti.h" #include "stm32l4xx_hal_pcd.h" #include "stm32l4xx_hal.h" @@ -849,20 +850,17 @@ void init_gpio(void) LL_GPIO_SetPinMode(SOLO_BUTTON_PORT,SOLO_BUTTON_PIN,LL_GPIO_MODE_INPUT); LL_GPIO_SetPinPull(SOLO_BUTTON_PORT,SOLO_BUTTON_PIN,LL_GPIO_PULL_UP); -#ifdef SOLO_AMS_IRQ_PORT -// SAVE POWER - // LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOC); - // /**/ - // LL_GPIO_InitTypeDef GPIO_InitStruct; - // GPIO_InitStruct.Pin = SOLO_AMS_IRQ_PIN; - // GPIO_InitStruct.Mode = LL_GPIO_MODE_INPUT; - // GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; - // LL_GPIO_Init(SOLO_AMS_IRQ_PORT, &GPIO_InitStruct); - // - // - // LL_GPIO_SetPinMode(SOLO_AMS_IRQ_PORT,SOLO_AMS_IRQ_PIN,LL_GPIO_MODE_INPUT); - // LL_GPIO_SetPinPull(SOLO_AMS_IRQ_PORT,SOLO_AMS_IRQ_PIN,LL_GPIO_PULL_UP); -#endif + + LL_SYSCFG_SetEXTISource(LL_SYSCFG_EXTI_PORTA, LL_SYSCFG_EXTI_LINE0); + LL_EXTI_InitTypeDef EXTI_InitStruct; + EXTI_InitStruct.Line_0_31 = LL_EXTI_LINE_0; // GPIOA_0 + EXTI_InitStruct.Line_32_63 = LL_EXTI_LINE_NONE; + EXTI_InitStruct.LineCommand = ENABLE; + EXTI_InitStruct.Mode = LL_EXTI_MODE_IT; + EXTI_InitStruct.Trigger = LL_EXTI_TRIGGER_RISING; + LL_EXTI_Init(&EXTI_InitStruct); + + NVIC_EnableIRQ(EXTI0_IRQn); }