| /** |
| ****************************************************************************** |
| * @file stm32l0xx_ll_system.h |
| * @author MCD Application Team |
| * @brief Header file of SYSTEM LL module. |
| * |
| ****************************************************************************** |
| * @attention |
| * |
| * Copyright (c) 2016 STMicroelectronics. |
| * All rights reserved. |
| * |
| * This software is licensed under terms that can be found in the LICENSE file |
| * in the root directory of this software component. |
| * If no LICENSE file comes with this software, it is provided AS-IS. |
| * |
| ****************************************************************************** |
| @verbatim |
| ============================================================================== |
| ##### How to use this driver ##### |
| ============================================================================== |
| [..] |
| The LL SYSTEM driver contains a set of generic APIs that can be |
| used by user: |
| (+) Some of the FLASH features need to be handled in the SYSTEM file. |
| (+) Access to DBGCMU registers |
| (+) Access to SYSCFG registers |
| |
| @endverbatim |
| ****************************************************************************** |
| */ |
| |
| /* Define to prevent recursive inclusion -------------------------------------*/ |
| #ifndef __STM32L0xx_LL_SYSTEM_H |
| #define __STM32L0xx_LL_SYSTEM_H |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* Includes ------------------------------------------------------------------*/ |
| #include "stm32l0xx.h" |
| |
| /** @addtogroup STM32L0xx_LL_Driver |
| * @{ |
| */ |
| |
| #if defined (FLASH) || defined (SYSCFG) || defined (DBGMCU) |
| |
| /** @defgroup SYSTEM_LL SYSTEM |
| * @{ |
| */ |
| |
| /* Private types -------------------------------------------------------------*/ |
| /* Private variables ---------------------------------------------------------*/ |
| |
| /* Private constants ---------------------------------------------------------*/ |
| /** @defgroup SYSTEM_LL_Private_Constants SYSTEM Private Constants |
| * @{ |
| */ |
| |
| /** |
| * @brief Power-down in Run mode Flash key |
| */ |
| #define FLASH_PDKEY1 (0x04152637U) /*!< Flash power down key1 */ |
| #define FLASH_PDKEY2 (0xFAFBFCFDU) /*!< Flash power down key2: used with FLASH_PDKEY1 |
| to unlock the RUN_PD bit in FLASH_ACR */ |
| |
| /** |
| * @} |
| */ |
| |
| /* Private macros ------------------------------------------------------------*/ |
| |
| /* Exported types ------------------------------------------------------------*/ |
| /* Exported constants --------------------------------------------------------*/ |
| /** @defgroup SYSTEM_LL_Exported_Constants SYSTEM Exported Constants |
| * @{ |
| */ |
| |
| /** @defgroup SYSTEM_LL_EC_REMAP SYSCFG Memory Remap |
| * @{ |
| */ |
| #define LL_SYSCFG_REMAP_FLASH 0x00000000U /*!< Main Flash memory mapped at 0x00000000 */ |
| #define LL_SYSCFG_REMAP_SYSTEMFLASH SYSCFG_CFGR1_MEM_MODE_0 /*!< System Flash memory mapped at 0x00000000 */ |
| #define LL_SYSCFG_REMAP_SRAM (SYSCFG_CFGR1_MEM_MODE_1 | SYSCFG_CFGR1_MEM_MODE_0) /*!< SRAM mapped at 0x00000000 */ |
| |
| /** |
| * @} |
| */ |
| |
| #if defined(SYSCFG_CFGR1_UFB) |
| /** @defgroup SYSTEM_LL_EC_BANKMODE SYSCFG Bank Mode |
| * @{ |
| */ |
| #define LL_SYSCFG_BANKMODE_BANK1 0x00000000U /*!< Flash Bank1 mapped at 0x08000000 (and aliased at 0x00000000), |
| Flash Bank2 mapped at 0x08018000 (and aliased at 0x00018000), |
| Data EEPROM Bank1 mapped at 0x08080000 (and aliased at 0x00080000), |
| Data EEPROM Bank2 mapped at 0x08080C00 (and aliased at 0x00080C00) */ |
| #define LL_SYSCFG_BANKMODE_BANK2 SYSCFG_CFGR1_UFB /*!< Flash Bank2 mapped at 0x08000000 (and aliased at 0x00000000), |
| Flash Bank1 mapped at 0x08018000 (and aliased at 0x00018000), |
| Data EEPROM Bank2 mapped at 0x08080000 (and aliased at 0x00080000), |
| Data EEPROM Bank1 mapped at 0x08080C00 (and aliased at 0x00080C00) */ |
| /** |
| * @} |
| */ |
| |
| #endif /* SYSCFG_CFGR1_UFB */ |
| |
| /** @defgroup SYSTEM_LL_EC_BOOTMODE SYSCFG Boot Mode |
| * @{ |
| */ |
| #define LL_SYSCFG_BOOTMODE_FLASH 0x00000000U /*!< Main Flash memory boot mode */ |
| #define LL_SYSCFG_BOOTMODE_SYSTEMFLASH SYSCFG_CFGR1_BOOT_MODE_0 /*!< System Flash memory boot mode */ |
| #define LL_SYSCFG_BOOTMODE_SRAM (SYSCFG_CFGR1_BOOT_MODE_1 | SYSCFG_CFGR1_BOOT_MODE_0) /*!< SRAM boot mode */ |
| |
| /** |
| * @} |
| */ |
| |
| #if defined(SYSCFG_CFGR2_CAPA) |
| /** @defgroup SYSTEM_LL_EC_CFGR2 SYSCFG VLCD Rail Connection |
| * @{ |
| */ |
| |
| #define LL_SYSCFG_CAPA_VLCD2_PB2 SYSCFG_CFGR2_CAPA_0 /*!< Connect PB2 pin to LCD_VLCD2 rails supply voltage */ |
| #define LL_SYSCFG_CAPA_VLCD1_PB12 SYSCFG_CFGR2_CAPA_1 /*!< Connect PB12 pin to LCD_VLCD1 rails supply voltage */ |
| #define LL_SYSCFG_CAPA_VLCD3_PB0 SYSCFG_CFGR2_CAPA_2 /*!< Connect PB0 pin to LCD_VLCD3 rails supply voltage */ |
| #if defined (SYSCFG_CFGR2_CAPA_3) |
| #define LL_SYSCFG_CAPA_VLCD1_PE11 SYSCFG_CFGR2_CAPA_3 /*!< Connect PE11 pin to LCD_VLCD1 rails supply voltage */ |
| #endif /* SYSCFG_CFGR2_CAPA_3 */ |
| #if defined (SYSCFG_CFGR2_CAPA_4) |
| #define LL_SYSCFG_CAPA_VLCD3_PE12 SYSCFG_CFGR2_CAPA_4 /*!< Connect PE12 pin to LCD_VLCD3 rails supply voltage */ |
| #endif /* SYSCFG_CFGR2_CAPA_4 */ |
| /** |
| * @} |
| */ |
| #endif /* SYSCFG_CFGR2_CAPA */ |
| |
| /** @defgroup SYSTEM_LL_EC_I2C_FASTMODEPLUS SYSCFG I2C FASTMODEPLUS |
| * @{ |
| */ |
| #define LL_SYSCFG_I2C_FASTMODEPLUS_PB6 SYSCFG_CFGR2_I2C_PB6_FMP /*!< Enable Fast Mode Plus on PB6 */ |
| #define LL_SYSCFG_I2C_FASTMODEPLUS_PB7 SYSCFG_CFGR2_I2C_PB7_FMP /*!< Enable Fast Mode Plus on PB7 */ |
| #define LL_SYSCFG_I2C_FASTMODEPLUS_PB8 SYSCFG_CFGR2_I2C_PB8_FMP /*!< Enable Fast Mode Plus on PB8 */ |
| #define LL_SYSCFG_I2C_FASTMODEPLUS_PB9 SYSCFG_CFGR2_I2C_PB9_FMP /*!< Enable Fast Mode Plus on PB9 */ |
| #define LL_SYSCFG_I2C_FASTMODEPLUS_I2C1 SYSCFG_CFGR2_I2C1_FMP /*!< Enable Fast Mode Plus on I2C1 pins */ |
| #if defined(SYSCFG_CFGR2_I2C2_FMP) |
| #define LL_SYSCFG_I2C_FASTMODEPLUS_I2C2 SYSCFG_CFGR2_I2C2_FMP /*!< Enable Fast Mode Plus on I2C2 pins */ |
| #endif /* SYSCFG_CFGR2_I2C2_FMP */ |
| #if defined(SYSCFG_CFGR2_I2C3_FMP) |
| #define LL_SYSCFG_I2C_FASTMODEPLUS_I2C3 SYSCFG_CFGR2_I2C3_FMP /*!< Enable Fast Mode Plus on I2C3 pins */ |
| #endif /* SYSCFG_CFGR2_I2C3_FMP */ |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SYSTEM_LL_VREFINT_CONTROL SYSCFG VREFINT Control |
| * @{ |
| */ |
| #define LL_SYSCFG_VREFINT_CONNECT_NONE 0x00000000U /*!< No pad connected to VREFINT_ADC */ |
| #define LL_SYSCFG_VREFINT_CONNECT_IO1 SYSCFG_CFGR3_VREF_OUT_0 /*!< PB0 connected to VREFINT_ADC */ |
| #define LL_SYSCFG_VREFINT_CONNECT_IO2 SYSCFG_CFGR3_VREF_OUT_1 /*!< PB1 connected to VREFINT_ADC */ |
| #define LL_SYSCFG_VREFINT_CONNECT_IO1_IO2 (SYSCFG_CFGR3_VREF_OUT_0 | SYSCFG_CFGR3_VREF_OUT_1) /*!< PB0 and PB1 connected to VREFINT_ADC */ |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SYSTEM_LL_EC_EXTI_PORT SYSCFG EXTI Port |
| * @{ |
| */ |
| #define LL_SYSCFG_EXTI_PORTA 0U /*!< EXTI PORT A */ |
| #define LL_SYSCFG_EXTI_PORTB 1U /*!< EXTI PORT B */ |
| #define LL_SYSCFG_EXTI_PORTC 2U /*!< EXTI PORT C */ |
| #if defined(GPIOD_BASE) |
| #define LL_SYSCFG_EXTI_PORTD 3U /*!< EXTI PORT D */ |
| #endif /*GPIOD_BASE*/ |
| #if defined(GPIOE_BASE) |
| #define LL_SYSCFG_EXTI_PORTE 4U /*!< EXTI PORT E */ |
| #endif /*GPIOE_BASE*/ |
| #if defined(GPIOH_BASE) |
| #define LL_SYSCFG_EXTI_PORTH 5U /*!< EXTI PORT H */ |
| #endif /*GPIOH_BASE*/ |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SYSTEM_LL_EC_EXTI_LINE SYSCFG EXTI Line |
| * @{ |
| */ |
| #define LL_SYSCFG_EXTI_LINE0 (uint32_t)(0U << 16U | 0U) /*!< EXTI_POSITION_0 | EXTICR[0] */ |
| #define LL_SYSCFG_EXTI_LINE1 (uint32_t)(4U << 16U | 0U) /*!< EXTI_POSITION_4 | EXTICR[0] */ |
| #define LL_SYSCFG_EXTI_LINE2 (uint32_t)(8U << 16U | 0U) /*!< EXTI_POSITION_8 | EXTICR[0] */ |
| #define LL_SYSCFG_EXTI_LINE3 (uint32_t)(12U << 16U | 0U) /*!< EXTI_POSITION_12 | EXTICR[0] */ |
| #define LL_SYSCFG_EXTI_LINE4 (uint32_t)(0U << 16U | 1U) /*!< EXTI_POSITION_0 | EXTICR[1] */ |
| #define LL_SYSCFG_EXTI_LINE5 (uint32_t)(4U << 16U | 1U) /*!< EXTI_POSITION_4 | EXTICR[1] */ |
| #define LL_SYSCFG_EXTI_LINE6 (uint32_t)(8U << 16U | 1U) /*!< EXTI_POSITION_8 | EXTICR[1] */ |
| #define LL_SYSCFG_EXTI_LINE7 (uint32_t)(12U << 16U | 1U) /*!< EXTI_POSITION_12 | EXTICR[1] */ |
| #define LL_SYSCFG_EXTI_LINE8 (uint32_t)(0U << 16U | 2U) /*!< EXTI_POSITION_0 | EXTICR[2] */ |
| #define LL_SYSCFG_EXTI_LINE9 (uint32_t)(4U << 16U | 2U) /*!< EXTI_POSITION_4 | EXTICR[2] */ |
| #define LL_SYSCFG_EXTI_LINE10 (uint32_t)(8U << 16U | 2U) /*!< EXTI_POSITION_8 | EXTICR[2] */ |
| #define LL_SYSCFG_EXTI_LINE11 (uint32_t)(12U << 16U | 2U) /*!< EXTI_POSITION_12 | EXTICR[2] */ |
| #define LL_SYSCFG_EXTI_LINE12 (uint32_t)(0U << 16U | 3U) /*!< EXTI_POSITION_0 | EXTICR[3] */ |
| #define LL_SYSCFG_EXTI_LINE13 (uint32_t)(4U << 16U | 3U) /*!< EXTI_POSITION_4 | EXTICR[3] */ |
| #define LL_SYSCFG_EXTI_LINE14 (uint32_t)(8U << 16U | 3U) /*!< EXTI_POSITION_8 | EXTICR[3] */ |
| #define LL_SYSCFG_EXTI_LINE15 (uint32_t)(12U << 16U | 3U) /*!< EXTI_POSITION_12 | EXTICR[3] */ |
| /** |
| * @} |
| */ |
| |
| |
| |
| /** @defgroup SYSTEM_LL_EC_APB1_GRP1_STOP_IP DBGMCU APB1 GRP1 STOP IP |
| * @{ |
| */ |
| #define LL_DBGMCU_APB1_GRP1_TIM2_STOP DBGMCU_APB1_FZ_DBG_TIM2_STOP /*!< TIM2 counter stopped when core is halted */ |
| #if defined(TIM3) |
| #define LL_DBGMCU_APB1_GRP1_TIM3_STOP DBGMCU_APB1_FZ_DBG_TIM3_STOP /*!< TIM3 counter stopped when core is halted */ |
| #endif /*TIM3*/ |
| #if defined(TIM6) |
| #define LL_DBGMCU_APB1_GRP1_TIM6_STOP DBGMCU_APB1_FZ_DBG_TIM6_STOP /*!< TIM6 counter stopped when core is halted */ |
| #endif /*TIM6*/ |
| #if defined(TIM7) |
| #define LL_DBGMCU_APB1_GRP1_TIM7_STOP DBGMCU_APB1_FZ_DBG_TIM7_STOP /*!< TIM7 counter stopped when core is halted */ |
| #endif /*TIM7*/ |
| #define LL_DBGMCU_APB1_GRP1_RTC_STOP DBGMCU_APB1_FZ_DBG_RTC_STOP /*!< RTC Calendar frozen when core is halted */ |
| #define LL_DBGMCU_APB1_GRP1_WWDG_STOP DBGMCU_APB1_FZ_DBG_WWDG_STOP /*!< Debug Window Watchdog stopped when Core is halted */ |
| #define LL_DBGMCU_APB1_GRP1_IWDG_STOP DBGMCU_APB1_FZ_DBG_IWDG_STOP /*!< Debug Independent Watchdog stopped when Core is halted */ |
| #define LL_DBGMCU_APB1_GRP1_I2C1_STOP DBGMCU_APB1_FZ_DBG_I2C1_STOP /*!< I2C1 SMBUS timeout mode stopped when Core is halted */ |
| #if defined(I2C2) |
| #define LL_DBGMCU_APB1_GRP1_I2C2_STOP DBGMCU_APB1_FZ_DBG_I2C2_STOP /*!< I2C2 SMBUS timeout mode stopped when Core is halted */ |
| #endif /*I2C2*/ |
| #if defined(I2C3) |
| #define LL_DBGMCU_APB1_GRP1_I2C3_STOP DBGMCU_APB1_FZ_DBG_I2C3_STOP /*!< I2C3 SMBUS timeout mode stopped when Core is halted */ |
| #endif /*I2C3*/ |
| #define LL_DBGMCU_APB1_GRP1_LPTIM1_STOP DBGMCU_APB1_FZ_DBG_LPTIMER_STOP /*!< LPTIM1 counter stopped when core is halted */ |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SYSTEM_LL_EC_APB2_GRP1_STOP_IP DBGMCU APB2 GRP1 STOP IP |
| * @{ |
| */ |
| #if defined(TIM22) |
| #define LL_DBGMCU_APB2_GRP1_TIM22_STOP DBGMCU_APB2_FZ_DBG_TIM22_STOP /*!< TIM22 counter stopped when core is halted */ |
| #endif /*TIM22*/ |
| #define LL_DBGMCU_APB2_GRP1_TIM21_STOP DBGMCU_APB2_FZ_DBG_TIM21_STOP /*!< TIM21 counter stopped when core is halted */ |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SYSTEM_LL_EC_LATENCY FLASH LATENCY |
| * @{ |
| */ |
| #define LL_FLASH_LATENCY_0 (0x00000000U) /*!< FLASH Zero Latency cycle */ |
| #define LL_FLASH_LATENCY_1 FLASH_ACR_LATENCY /*!< FLASH One Latency cycle */ |
| /** |
| * @} |
| */ |
| |
| /** |
| * @} |
| */ |
| |
| /* Exported macro ------------------------------------------------------------*/ |
| |
| /* Exported functions --------------------------------------------------------*/ |
| /** @defgroup SYSTEM_LL_Exported_Functions SYSTEM Exported Functions |
| * @{ |
| */ |
| |
| /** @defgroup SYSTEM_LL_EF_SYSCFG SYSCFG |
| * @{ |
| */ |
| |
| /** |
| * @brief Set memory mapping at address 0x00000000 |
| * @rmtoll SYSCFG_CFGR1 MEM_MODE LL_SYSCFG_SetRemapMemory |
| * @param Memory This parameter can be one of the following values: |
| * @arg @ref LL_SYSCFG_REMAP_FLASH |
| * @arg @ref LL_SYSCFG_REMAP_SYSTEMFLASH |
| * @arg @ref LL_SYSCFG_REMAP_SRAM |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_SetRemapMemory(uint32_t Memory) |
| { |
| MODIFY_REG(SYSCFG->CFGR1, SYSCFG_CFGR1_MEM_MODE, Memory); |
| } |
| |
| /** |
| * @brief Get memory mapping at address 0x00000000 |
| * @rmtoll SYSCFG_CFGR1 MEM_MODE LL_SYSCFG_GetRemapMemory |
| * @retval Returned value can be one of the following values: |
| * @arg @ref LL_SYSCFG_REMAP_FLASH |
| * @arg @ref LL_SYSCFG_REMAP_SYSTEMFLASH |
| * @arg @ref LL_SYSCFG_REMAP_SRAM |
| */ |
| __STATIC_INLINE uint32_t LL_SYSCFG_GetRemapMemory(void) |
| { |
| return (uint32_t)(READ_BIT(SYSCFG->CFGR1, SYSCFG_CFGR1_MEM_MODE)); |
| } |
| |
| #if defined(SYSCFG_CFGR1_UFB) |
| /** |
| * @brief Select Flash bank mode (Bank flashed at 0x08000000) |
| * @rmtoll SYSCFG_CFGR1 UFB LL_SYSCFG_SetFlashBankMode |
| * @param Bank This parameter can be one of the following values: |
| * @arg @ref LL_SYSCFG_BANKMODE_BANK1 |
| * @arg @ref LL_SYSCFG_BANKMODE_BANK2 |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_SetFlashBankMode(uint32_t Bank) |
| { |
| MODIFY_REG(SYSCFG->CFGR1, SYSCFG_CFGR1_UFB, Bank); |
| } |
| |
| /** |
| * @brief Get Flash bank mode (Bank flashed at 0x08000000) |
| * @rmtoll SYSCFG_CFGR1 UFB LL_SYSCFG_GetFlashBankMode |
| * @retval Returned value can be one of the following values: |
| * @arg @ref LL_SYSCFG_BANKMODE_BANK1 |
| * @arg @ref LL_SYSCFG_BANKMODE_BANK2 |
| */ |
| __STATIC_INLINE uint32_t LL_SYSCFG_GetFlashBankMode(void) |
| { |
| return (uint32_t)(READ_BIT(SYSCFG->CFGR1, SYSCFG_CFGR1_UFB)); |
| } |
| #endif /* SYSCFG_CFGR1_UFB */ |
| |
| /** |
| * @brief Get Boot mode selected by the boot pins status bits |
| * @note It indicates the boot mode selected by the boot pins. Bit 9 |
| * corresponds to the complement of nBOOT1 bit in the FLASH_OPTR register. |
| * Its value is defined in the option bytes. Bit 8 corresponds to the |
| * value sampled on the BOOT0 pin. |
| * @rmtoll SYSCFG_CFGR1 BOOT_MODE LL_SYSCFG_GetBootMode |
| * @retval Returned value can be one of the following values: |
| * @arg @ref LL_SYSCFG_BOOTMODE_FLASH |
| * @arg @ref LL_SYSCFG_BOOTMODE_SYSTEMFLASH |
| * @arg @ref LL_SYSCFG_BOOTMODE_SRAM |
| */ |
| __STATIC_INLINE uint32_t LL_SYSCFG_GetBootMode(void) |
| { |
| return (uint32_t)(READ_BIT(SYSCFG->CFGR1, SYSCFG_CFGR1_BOOT_MODE)); |
| } |
| |
| /** |
| * @brief Firewall protection enabled |
| * @rmtoll SYSCFG_CFGR2 FWDIS LL_SYSCFG_EnableFirewall |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_EnableFirewall(void) |
| { |
| CLEAR_BIT(SYSCFG->CFGR2, SYSCFG_CFGR2_FWDISEN); |
| } |
| |
| /** |
| * @brief Check if Firewall protection is enabled or not |
| * @rmtoll SYSCFG_CFGR2 FWDIS LL_SYSCFG_IsEnabledFirewall |
| * @retval State of bit (1 or 0). |
| */ |
| __STATIC_INLINE uint32_t LL_SYSCFG_IsEnabledFirewall(void) |
| { |
| return !(READ_BIT(SYSCFG->CFGR2, SYSCFG_CFGR2_FWDISEN) == SYSCFG_CFGR2_FWDISEN); |
| } |
| |
| #if defined(SYSCFG_CFGR2_CAPA) |
| /** |
| * @brief Set VLCD rail connection to optional external capacitor |
| * @note One to three external capacitors can be connected to pads to do |
| * VLCD biasing. |
| * - LCD_VLCD1 rail can be connected to PB12 or PE11(*), |
| * - LCD_VLCD2 rail can be connected to PB2, |
| * - LCD_VLCD3 rail can be connected to PB0 or PE12(*) |
| * @rmtoll SYSCFG_CFGR2 CAPA LL_SYSCFG_SetVLCDRailConnection |
| * @param IoPinConnect This parameter can be a combination of the following values: |
| * @arg @ref LL_SYSCFG_CAPA_VLCD1_PB12 |
| * @arg @ref LL_SYSCFG_CAPA_VLCD1_PE11(*) |
| * @arg @ref LL_SYSCFG_CAPA_VLCD2_PB2 |
| * @arg @ref LL_SYSCFG_CAPA_VLCD3_PB0 |
| * @arg @ref LL_SYSCFG_CAPA_VLCD3_PE12(*) |
| * |
| * (*) value not defined in all devices |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_SetVLCDRailConnection(uint32_t IoPinConnect) |
| { |
| MODIFY_REG(SYSCFG->CFGR2, SYSCFG_CFGR2_CAPA, IoPinConnect); |
| } |
| |
| |
| /** |
| * @brief Get VLCD rail connection configuration |
| * @note One to three external capacitors can be connected to pads to do |
| * VLCD biasing. |
| * - LCD_VLCD1 rail can be connected to PB12 or PE11(*), |
| * - LCD_VLCD2 rail can be connected to PB2, |
| * - LCD_VLCD3 rail can be connected to PB0 or PE12(*) |
| * @rmtoll SYSCFG_CFGR2 CAPA LL_SYSCFG_GetVLCDRailConnection |
| * @retval Returned value can be a combination of the following values: |
| * @arg @ref LL_SYSCFG_CAPA_VLCD1_PB12 |
| * @arg @ref LL_SYSCFG_CAPA_VLCD1_PE11(*) |
| * @arg @ref LL_SYSCFG_CAPA_VLCD2_PB2 |
| * @arg @ref LL_SYSCFG_CAPA_VLCD3_PB0 |
| * @arg @ref LL_SYSCFG_CAPA_VLCD3_PE12(*) |
| * |
| * (*) value not defined in all devices |
| */ |
| __STATIC_INLINE uint32_t LL_SYSCFG_GetVLCDRailConnection(void) |
| { |
| return (uint32_t)(READ_BIT(SYSCFG->CFGR2, SYSCFG_CFGR2_CAPA)); |
| } |
| #endif |
| |
| /** |
| * @brief Enable the I2C fast mode plus driving capability. |
| * @rmtoll SYSCFG_CFGR2 I2C_PBx_FMP LL_SYSCFG_EnableFastModePlus\n |
| * SYSCFG_CFGR2 I2Cx_FMP LL_SYSCFG_EnableFastModePlus |
| * @param ConfigFastModePlus This parameter can be a combination of the following values: |
| * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB6 |
| * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB7 |
| * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB8 |
| * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB9 |
| * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_I2C1 |
| * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_I2C2 (*) |
| * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_I2C3 (*) |
| * |
| * (*) value not defined in all devices |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_EnableFastModePlus(uint32_t ConfigFastModePlus) |
| { |
| SET_BIT(SYSCFG->CFGR2, ConfigFastModePlus); |
| } |
| |
| /** |
| * @brief Disable the I2C fast mode plus driving capability. |
| * @rmtoll SYSCFG_CFGR2 I2C_PBx_FMP LL_SYSCFG_DisableFastModePlus\n |
| * SYSCFG_CFGR2 I2Cx_FMP LL_SYSCFG_DisableFastModePlus |
| * @param ConfigFastModePlus This parameter can be a combination of the following values: |
| * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB6 |
| * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB7 |
| * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB8 |
| * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_PB9 |
| * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_I2C1 |
| * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_I2C2 (*) |
| * @arg @ref LL_SYSCFG_I2C_FASTMODEPLUS_I2C3 (*) |
| * |
| * (*) value not defined in all devices |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_DisableFastModePlus(uint32_t ConfigFastModePlus) |
| { |
| CLEAR_BIT(SYSCFG->CFGR2, ConfigFastModePlus); |
| } |
| |
| /** |
| * @brief Select which pad is connected to VREFINT_ADC |
| * @rmtoll SYSCFG_CFGR3 SEL_VREF_OUT LL_SYSCFG_VREFINT_SetConnection |
| * @param IoPinConnect This parameter can be one of the following values: |
| * @arg @ref LL_SYSCFG_VREFINT_CONNECT_NONE |
| * @arg @ref LL_SYSCFG_VREFINT_CONNECT_IO1 |
| * @arg @ref LL_SYSCFG_VREFINT_CONNECT_IO2 |
| * @arg @ref LL_SYSCFG_VREFINT_CONNECT_IO1_IO2 |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_VREFINT_SetConnection(uint32_t IoPinConnect) |
| { |
| MODIFY_REG(SYSCFG->CFGR3, SYSCFG_CFGR3_VREF_OUT, IoPinConnect); |
| } |
| |
| /** |
| * @brief Get pad connection to VREFINT_ADC |
| * @rmtoll SYSCFG_CFGR3 SEL_VREF_OUT LL_SYSCFG_VREFINT_GetConnection |
| * @retval Returned value can be one of the following values: |
| * @arg @ref LL_SYSCFG_VREFINT_CONNECT_NONE |
| * @arg @ref LL_SYSCFG_VREFINT_CONNECT_IO1 |
| * @arg @ref LL_SYSCFG_VREFINT_CONNECT_IO2 |
| * @arg @ref LL_SYSCFG_VREFINT_CONNECT_IO1_IO2 |
| */ |
| __STATIC_INLINE uint32_t LL_SYSCFG_VREFINT_GetConnection(void) |
| { |
| return (uint32_t)(READ_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_VREF_OUT)); |
| } |
| |
| /** |
| * @brief Buffer used to generate VREFINT reference for ADC enable |
| * @note The VrefInit buffer to ADC through internal path is also |
| * enabled using function LL_ADC_SetCommonPathInternalCh() |
| * with parameter LL_ADC_PATH_INTERNAL_VREFINT |
| * @rmtoll SYSCFG_CFGR3 ENBUF_VREFINT_ADC LL_SYSCFG_VREFINT_EnableADC |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_VREFINT_EnableADC(void) |
| { |
| SET_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENBUF_VREFINT_ADC); |
| } |
| |
| /** |
| * @brief Buffer used to generate VREFINT reference for ADC disable |
| * @rmtoll SYSCFG_CFGR3 ENBUF_VREFINT_ADC LL_SYSCFG_VREFINT_DisableADC |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_VREFINT_DisableADC(void) |
| { |
| CLEAR_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENBUF_VREFINT_ADC); |
| } |
| |
| /** |
| * @brief Buffer used to generate temperature sensor reference for ADC enable |
| * @rmtoll SYSCFG_CFGR3 ENBUF_SENSOR_ADC LL_SYSCFG_TEMPSENSOR_Enable |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_TEMPSENSOR_Enable(void) |
| { |
| SET_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENBUF_SENSOR_ADC); |
| } |
| |
| /** |
| * @brief Buffer used to generate temperature sensor reference for ADC disable |
| * @rmtoll SYSCFG_CFGR3 ENBUF_SENSOR_ADC LL_SYSCFG_TEMPSENSOR_Disable |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_TEMPSENSOR_Disable(void) |
| { |
| CLEAR_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENBUF_SENSOR_ADC); |
| } |
| |
| /** |
| * @brief Buffer used to generate VREFINT reference for comparator enable |
| * @rmtoll SYSCFG_CFGR3 ENBUF_VREFINT_COMP LL_SYSCFG_VREFINT_EnableCOMP |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_VREFINT_EnableCOMP(void) |
| { |
| SET_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENBUFLP_VREFINT_COMP); |
| } |
| |
| /** |
| * @brief Buffer used to generate VREFINT reference for comparator disable |
| * @rmtoll SYSCFG_CFGR3 ENBUF_VREFINT_COMP LL_SYSCFG_VREFINT_DisableCOMP |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_VREFINT_DisableCOMP(void) |
| { |
| CLEAR_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENBUFLP_VREFINT_COMP); |
| } |
| |
| #if defined (RCC_HSI48_SUPPORT) |
| /** |
| * @brief Buffer used to generate VREFINT reference for HSI48 oscillator enable |
| * @rmtoll SYSCFG_CFGR3 ENREF_HSI48 LL_SYSCFG_VREFINT_EnableHSI48 |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_VREFINT_EnableHSI48(void) |
| { |
| SET_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENREF_HSI48); |
| } |
| |
| /** |
| * @brief Buffer used to generate VREFINT reference for HSI48 oscillator disable |
| * @rmtoll SYSCFG_CFGR3 ENREF_HSI48 LL_SYSCFG_VREFINT_DisableHSI48 |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_VREFINT_DisableHSI48(void) |
| { |
| CLEAR_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_ENREF_HSI48); |
| } |
| #endif |
| |
| /** |
| * @brief Check if VREFINT is ready or not |
| * @note When set, it indicates that VREFINT is available for BOR, PVD and LCD |
| * @rmtoll SYSCFG_CFGR3 VREFINT_RDYF LL_SYSCFG_VREFINT_IsReady |
| * @retval State of bit (1 or 0). |
| */ |
| __STATIC_INLINE uint32_t LL_SYSCFG_VREFINT_IsReady(void) |
| { |
| return (READ_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_VREFINT_RDYF) == SYSCFG_CFGR3_VREFINT_RDYF); |
| } |
| |
| /** |
| * @brief Lock the whole content of SYSCFG_CFGR3 register |
| * @note After SYSCFG_CFGR3 register lock, only read access available. |
| * Only system hardware reset unlocks SYSCFG_CFGR3 register. |
| * @rmtoll SYSCFG_CFGR3 REF_LOCK LL_SYSCFG_VREFINT_Lock |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_VREFINT_Lock(void) |
| { |
| SET_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_REF_LOCK); |
| } |
| |
| /** |
| * @brief Check if SYSCFG_CFGR3 register is locked (only read access) or not |
| * @note When set, it indicates that SYSCFG_CFGR3 register is locked, only read access available |
| * @rmtoll SYSCFG_CFGR3 REF_LOCK LL_SYSCFG_VREFINT_IsLocked |
| * @retval State of bit (1 or 0). |
| */ |
| __STATIC_INLINE uint32_t LL_SYSCFG_VREFINT_IsLocked(void) |
| { |
| return (READ_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_REF_LOCK) == SYSCFG_CFGR3_REF_LOCK); |
| } |
| |
| /** |
| * @brief Configure source input for the EXTI external interrupt. |
| * @rmtoll SYSCFG_EXTICR1 EXTI0 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR1 EXTI1 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR1 EXTI2 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR1 EXTI3 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR2 EXTI4 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR2 EXTI5 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR2 EXTI6 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR2 EXTI7 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR3 EXTI8 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR3 EXTI9 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR3 EXTI10 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR3 EXTI11 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR4 EXTI12 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR4 EXTI13 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR4 EXTI14 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR4 EXTI15 LL_SYSCFG_SetEXTISource |
| * @param Port This parameter can be one of the following values: |
| * @arg @ref LL_SYSCFG_EXTI_PORTA |
| * @arg @ref LL_SYSCFG_EXTI_PORTB |
| * @arg @ref LL_SYSCFG_EXTI_PORTC |
| * @arg @ref LL_SYSCFG_EXTI_PORTD (*) |
| * @arg @ref LL_SYSCFG_EXTI_PORTE (*) |
| * @arg @ref LL_SYSCFG_EXTI_PORTH (*) |
| * |
| * (*) value not defined in all devices |
| * @param Line This parameter can be one of the following values: |
| * @arg @ref LL_SYSCFG_EXTI_LINE0 |
| * @arg @ref LL_SYSCFG_EXTI_LINE1 |
| * @arg @ref LL_SYSCFG_EXTI_LINE2 |
| * @arg @ref LL_SYSCFG_EXTI_LINE3 |
| * @arg @ref LL_SYSCFG_EXTI_LINE4 |
| * @arg @ref LL_SYSCFG_EXTI_LINE5 |
| * @arg @ref LL_SYSCFG_EXTI_LINE6 |
| * @arg @ref LL_SYSCFG_EXTI_LINE7 |
| * @arg @ref LL_SYSCFG_EXTI_LINE8 |
| * @arg @ref LL_SYSCFG_EXTI_LINE9 |
| * @arg @ref LL_SYSCFG_EXTI_LINE10 |
| * @arg @ref LL_SYSCFG_EXTI_LINE11 |
| * @arg @ref LL_SYSCFG_EXTI_LINE12 |
| * @arg @ref LL_SYSCFG_EXTI_LINE13 |
| * @arg @ref LL_SYSCFG_EXTI_LINE14 |
| * @arg @ref LL_SYSCFG_EXTI_LINE15 |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_SYSCFG_SetEXTISource(uint32_t Port, uint32_t Line) |
| { |
| MODIFY_REG(SYSCFG->EXTICR[Line & 0xFFU], SYSCFG_EXTICR1_EXTI0 << (Line >> 16U), Port << (Line >> 16U)); |
| } |
| |
| /** |
| * @brief Get the configured defined for specific EXTI Line |
| * @rmtoll SYSCFG_EXTICR1 EXTI0 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR1 EXTI1 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR1 EXTI2 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR1 EXTI3 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR2 EXTI4 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR2 EXTI5 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR2 EXTI6 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR2 EXTI7 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR3 EXTI8 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR3 EXTI9 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR3 EXTI10 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR3 EXTI11 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR4 EXTI12 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR4 EXTI13 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR4 EXTI14 LL_SYSCFG_SetEXTISource\n |
| * SYSCFG_EXTICR4 EXTI15 LL_SYSCFG_SetEXTISource |
| * @param Line This parameter can be one of the following values: |
| * @arg @ref LL_SYSCFG_EXTI_LINE0 |
| * @arg @ref LL_SYSCFG_EXTI_LINE1 |
| * @arg @ref LL_SYSCFG_EXTI_LINE2 |
| * @arg @ref LL_SYSCFG_EXTI_LINE3 |
| * @arg @ref LL_SYSCFG_EXTI_LINE4 |
| * @arg @ref LL_SYSCFG_EXTI_LINE5 |
| * @arg @ref LL_SYSCFG_EXTI_LINE6 |
| * @arg @ref LL_SYSCFG_EXTI_LINE7 |
| * @arg @ref LL_SYSCFG_EXTI_LINE8 |
| * @arg @ref LL_SYSCFG_EXTI_LINE9 |
| * @arg @ref LL_SYSCFG_EXTI_LINE10 |
| * @arg @ref LL_SYSCFG_EXTI_LINE11 |
| * @arg @ref LL_SYSCFG_EXTI_LINE12 |
| * @arg @ref LL_SYSCFG_EXTI_LINE13 |
| * @arg @ref LL_SYSCFG_EXTI_LINE14 |
| * @arg @ref LL_SYSCFG_EXTI_LINE15 |
| * @retval Returned value can be one of the following values: |
| * @arg @ref LL_SYSCFG_EXTI_PORTA |
| * @arg @ref LL_SYSCFG_EXTI_PORTB |
| * @arg @ref LL_SYSCFG_EXTI_PORTC |
| * @arg @ref LL_SYSCFG_EXTI_PORTD (*) |
| * @arg @ref LL_SYSCFG_EXTI_PORTE (*) |
| * @arg @ref LL_SYSCFG_EXTI_PORTH (*) |
| * |
| * (*) value not defined in all devices |
| */ |
| __STATIC_INLINE uint32_t LL_SYSCFG_GetEXTISource(uint32_t Line) |
| { |
| return (uint32_t)(READ_BIT(SYSCFG->EXTICR[Line & 0xFFU], (SYSCFG_EXTICR1_EXTI0 << (Line >> 16U))) >> (Line >> 16U)); |
| } |
| |
| |
| /** |
| * @} |
| */ |
| |
| |
| /** @defgroup SYSTEM_LL_EF_DBGMCU DBGMCU |
| * @{ |
| */ |
| |
| /** |
| * @brief Return the device identifier |
| * @rmtoll DBGMCU_IDCODE DEV_ID LL_DBGMCU_GetDeviceID |
| * @retval Values between Min_Data=0x00 and Max_Data=0x7FF (ex: L053 -> 0x417, L073 -> 0x447) |
| */ |
| __STATIC_INLINE uint32_t LL_DBGMCU_GetDeviceID(void) |
| { |
| return (uint32_t)(READ_BIT(DBGMCU->IDCODE, DBGMCU_IDCODE_DEV_ID)); |
| } |
| |
| /** |
| * @brief Return the device revision identifier |
| * @note This field indicates the revision of the device. |
| * @rmtoll DBGMCU_IDCODE REV_ID LL_DBGMCU_GetRevisionID |
| * @retval Values between Min_Data=0x00 and Max_Data=0xFFFF |
| */ |
| __STATIC_INLINE uint32_t LL_DBGMCU_GetRevisionID(void) |
| { |
| return (uint32_t)(READ_BIT(DBGMCU->IDCODE, DBGMCU_IDCODE_REV_ID) >> DBGMCU_IDCODE_REV_ID_Pos); |
| } |
| |
| /** |
| * @brief Enable the Debug Module during SLEEP mode |
| * @rmtoll DBGMCU_CR DBG_SLEEP LL_DBGMCU_EnableDBGSleepMode |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_DBGMCU_EnableDBGSleepMode(void) |
| { |
| SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_SLEEP); |
| } |
| |
| /** |
| * @brief Disable the Debug Module during SLEEP mode |
| * @rmtoll DBGMCU_CR DBG_SLEEP LL_DBGMCU_DisableDBGSleepMode |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_DBGMCU_DisableDBGSleepMode(void) |
| { |
| CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_SLEEP); |
| } |
| |
| /** |
| * @brief Enable the Debug Module during STOP mode |
| * @rmtoll DBGMCU_CR DBG_STOP LL_DBGMCU_EnableDBGStopMode |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_DBGMCU_EnableDBGStopMode(void) |
| { |
| SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STOP); |
| } |
| |
| /** |
| * @brief Disable the Debug Module during STOP mode |
| * @rmtoll DBGMCU_CR DBG_STOP LL_DBGMCU_DisableDBGStopMode |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_DBGMCU_DisableDBGStopMode(void) |
| { |
| CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STOP); |
| } |
| |
| /** |
| * @brief Enable the Debug Module during STANDBY mode |
| * @rmtoll DBGMCU_CR DBG_STANDBY LL_DBGMCU_EnableDBGStandbyMode |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_DBGMCU_EnableDBGStandbyMode(void) |
| { |
| SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STANDBY); |
| } |
| |
| /** |
| * @brief Disable the Debug Module during STANDBY mode |
| * @rmtoll DBGMCU_CR DBG_STANDBY LL_DBGMCU_DisableDBGStandbyMode |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_DBGMCU_DisableDBGStandbyMode(void) |
| { |
| CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STANDBY); |
| } |
| |
| /** |
| * @brief Freeze APB1 peripherals (group1 peripherals) |
| * @rmtoll APB1FZ DBG_TIM2_STOP LL_DBGMCU_APB1_GRP1_FreezePeriph\n |
| * APB1FZ DBG_TIM3_STOP LL_DBGMCU_APB1_GRP1_FreezePeriph\n |
| * APB1FZ DBG_TIM6_STOP LL_DBGMCU_APB1_GRP1_FreezePeriph\n |
| * APB1FZ DBG_TIM7_STOP LL_DBGMCU_APB1_GRP1_FreezePeriph\n |
| * APB1FZ DBG_RTC_STOP LL_DBGMCU_APB1_GRP1_FreezePeriph\n |
| * APB1FZ DBG_WWDG_STOP LL_DBGMCU_APB1_GRP1_FreezePeriph\n |
| * APB1FZ DBG_IWDG_STOP LL_DBGMCU_APB1_GRP1_FreezePeriph\n |
| * APB1FZ DBG_I2C1_STOP LL_DBGMCU_APB1_GRP1_FreezePeriph\n |
| * APB1FZ DBG_I2C2_STOP LL_DBGMCU_APB1_GRP1_FreezePeriph\n |
| * APB1FZ DBG_I2C3_STOP LL_DBGMCU_APB1_GRP1_FreezePeriph\n |
| * APB1FZ DBG_LPTIMER_STOP LL_DBGMCU_APB1_GRP1_FreezePeriph |
| * @param Periphs This parameter can be a combination of the following values: |
| * @arg @ref LL_DBGMCU_APB1_GRP1_TIM2_STOP |
| * @arg @ref LL_DBGMCU_APB1_GRP1_TIM3_STOP (*) |
| * @arg @ref LL_DBGMCU_APB1_GRP1_TIM6_STOP (*) |
| * @arg @ref LL_DBGMCU_APB1_GRP1_TIM7_STOP (*) |
| * @arg @ref LL_DBGMCU_APB1_GRP1_RTC_STOP |
| * @arg @ref LL_DBGMCU_APB1_GRP1_WWDG_STOP |
| * @arg @ref LL_DBGMCU_APB1_GRP1_IWDG_STOP |
| * @arg @ref LL_DBGMCU_APB1_GRP1_I2C1_STOP |
| * @arg @ref LL_DBGMCU_APB1_GRP1_I2C2_STOP (*) |
| * @arg @ref LL_DBGMCU_APB1_GRP1_I2C3_STOP (*) |
| * @arg @ref LL_DBGMCU_APB1_GRP1_LPTIM1_STOP |
| * |
| * (*) value not defined in all devices |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_DBGMCU_APB1_GRP1_FreezePeriph(uint32_t Periphs) |
| { |
| SET_BIT(DBGMCU->APB1FZ, Periphs); |
| } |
| |
| /** |
| * @brief Unfreeze APB1 peripherals (group1 peripherals) |
| * @rmtoll APB1FZ DBG_TIM2_STOP LL_DBGMCU_APB1_GRP1_UnFreezePeriph\n |
| * APB1FZ DBG_TIM3_STOP LL_DBGMCU_APB1_GRP1_UnFreezePeriph\n |
| * APB1FZ DBG_TIM6_STOP LL_DBGMCU_APB1_GRP1_UnFreezePeriph\n |
| * APB1FZ DBG_TIM7_STOP LL_DBGMCU_APB1_GRP1_UnFreezePeriph\n |
| * APB1FZ DBG_RTC_STOP LL_DBGMCU_APB1_GRP1_UnFreezePeriph\n |
| * APB1FZ DBG_WWDG_STOP LL_DBGMCU_APB1_GRP1_UnFreezePeriph\n |
| * APB1FZ DBG_IWDG_STOP LL_DBGMCU_APB1_GRP1_UnFreezePeriph\n |
| * APB1FZ DBG_I2C1_STOP LL_DBGMCU_APB1_GRP1_UnFreezePeriph\n |
| * APB1FZ DBG_I2C2_STOP LL_DBGMCU_APB1_GRP1_UnFreezePeriph\n |
| * APB1FZ DBG_I2C3_STOP LL_DBGMCU_APB1_GRP1_UnFreezePeriph\n |
| * APB1FZ DBG_LPTIMER_STOP LL_DBGMCU_APB1_GRP1_UnFreezePeriph |
| * @param Periphs This parameter can be a combination of the following values: |
| * @arg @ref LL_DBGMCU_APB1_GRP1_TIM2_STOP |
| * @arg @ref LL_DBGMCU_APB1_GRP1_TIM3_STOP (*) |
| * @arg @ref LL_DBGMCU_APB1_GRP1_TIM6_STOP (*) |
| * @arg @ref LL_DBGMCU_APB1_GRP1_TIM7_STOP (*) |
| * @arg @ref LL_DBGMCU_APB1_GRP1_RTC_STOP |
| * @arg @ref LL_DBGMCU_APB1_GRP1_WWDG_STOP |
| * @arg @ref LL_DBGMCU_APB1_GRP1_IWDG_STOP |
| * @arg @ref LL_DBGMCU_APB1_GRP1_I2C1_STOP |
| * @arg @ref LL_DBGMCU_APB1_GRP1_I2C2_STOP (*) |
| * @arg @ref LL_DBGMCU_APB1_GRP1_I2C3_STOP (*) |
| * @arg @ref LL_DBGMCU_APB1_GRP1_LPTIM1_STOP |
| * |
| * (*) value not defined in all devices |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_DBGMCU_APB1_GRP1_UnFreezePeriph(uint32_t Periphs) |
| { |
| CLEAR_BIT(DBGMCU->APB1FZ, Periphs); |
| } |
| |
| /** |
| * @brief Freeze APB2 peripherals |
| * @rmtoll APB2FZ DBG_TIM22_STOP LL_DBGMCU_APB2_GRP1_FreezePeriph\n |
| * APB2FZ DBG_TIM21_STOP LL_DBGMCU_APB2_GRP1_FreezePeriph |
| * @param Periphs This parameter can be a combination of the following values: |
| * @arg @ref LL_DBGMCU_APB2_GRP1_TIM22_STOP (*) |
| * @arg @ref LL_DBGMCU_APB2_GRP1_TIM21_STOP |
| * |
| * (*) value not defined in all devices |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_DBGMCU_APB2_GRP1_FreezePeriph(uint32_t Periphs) |
| { |
| SET_BIT(DBGMCU->APB2FZ, Periphs); |
| } |
| |
| /** |
| * @brief Unfreeze APB2 peripherals |
| * @rmtoll APB2FZ DBG_TIM22_STOP LL_DBGMCU_APB2_GRP1_UnFreezePeriph\n |
| * APB2FZ DBG_TIM21_STOP LL_DBGMCU_APB2_GRP1_UnFreezePeriph |
| * @param Periphs This parameter can be a combination of the following values: |
| * @arg @ref LL_DBGMCU_APB2_GRP1_TIM22_STOP (*) |
| * @arg @ref LL_DBGMCU_APB2_GRP1_TIM21_STOP |
| * |
| * (*) value not defined in all devices |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_DBGMCU_APB2_GRP1_UnFreezePeriph(uint32_t Periphs) |
| { |
| CLEAR_BIT(DBGMCU->APB2FZ, Periphs); |
| } |
| |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SYSTEM_LL_EF_FLASH FLASH |
| * @{ |
| */ |
| |
| /** |
| * @brief Set FLASH Latency |
| * @rmtoll FLASH_ACR LATENCY LL_FLASH_SetLatency |
| * @param Latency This parameter can be one of the following values: |
| * @arg @ref LL_FLASH_LATENCY_0 |
| * @arg @ref LL_FLASH_LATENCY_1 |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_FLASH_SetLatency(uint32_t Latency) |
| { |
| MODIFY_REG(FLASH->ACR, FLASH_ACR_LATENCY, Latency); |
| } |
| |
| /** |
| * @brief Get FLASH Latency |
| * @rmtoll FLASH_ACR LATENCY LL_FLASH_GetLatency |
| * @retval Returned value can be one of the following values: |
| * @arg @ref LL_FLASH_LATENCY_0 |
| * @arg @ref LL_FLASH_LATENCY_1 |
| */ |
| __STATIC_INLINE uint32_t LL_FLASH_GetLatency(void) |
| { |
| return (uint32_t)(READ_BIT(FLASH->ACR, FLASH_ACR_LATENCY)); |
| } |
| |
| /** |
| * @brief Enable Prefetch |
| * @rmtoll FLASH_ACR PRFTEN LL_FLASH_EnablePrefetch |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_FLASH_EnablePrefetch(void) |
| { |
| SET_BIT(FLASH->ACR, FLASH_ACR_PRFTEN); |
| } |
| |
| /** |
| * @brief Disable Prefetch |
| * @rmtoll FLASH_ACR PRFTEN LL_FLASH_DisablePrefetch |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_FLASH_DisablePrefetch(void) |
| { |
| CLEAR_BIT(FLASH->ACR, FLASH_ACR_PRFTEN); |
| } |
| |
| /** |
| * @brief Check if Prefetch buffer is enabled |
| * @rmtoll FLASH_ACR PRFTEN LL_FLASH_IsPrefetchEnabled |
| * @retval State of bit (1 or 0). |
| */ |
| __STATIC_INLINE uint32_t LL_FLASH_IsPrefetchEnabled(void) |
| { |
| return (READ_BIT(FLASH->ACR, FLASH_ACR_PRFTEN) == (FLASH_ACR_PRFTEN)); |
| } |
| |
| |
| /** |
| * @brief Enable Flash Power-down mode during run mode or Low-power run mode |
| * @note Flash memory can be put in power-down mode only when the code is executed |
| * from RAM |
| * @note Flash must not be accessed when power down is enabled |
| * @note Flash must not be put in power-down while a program or an erase operation |
| * is on-going |
| * @rmtoll FLASH_ACR RUN_PD LL_FLASH_EnableRunPowerDown\n |
| * FLASH_PDKEYR PDKEY1 LL_FLASH_EnableRunPowerDown\n |
| * FLASH_PDKEYR PDKEY2 LL_FLASH_EnableRunPowerDown |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_FLASH_EnableRunPowerDown(void) |
| { |
| /* Following values must be written consecutively to unlock the RUN_PD bit in |
| FLASH_ACR */ |
| WRITE_REG(FLASH->PDKEYR, FLASH_PDKEY1); |
| WRITE_REG(FLASH->PDKEYR, FLASH_PDKEY2); |
| SET_BIT(FLASH->ACR, FLASH_ACR_RUN_PD); |
| } |
| |
| /** |
| * @brief Disable Flash Power-down mode during run mode or Low-power run mode |
| * @rmtoll FLASH_ACR RUN_PD LL_FLASH_DisableRunPowerDown\n |
| * FLASH_PDKEYR PDKEY1 LL_FLASH_DisableRunPowerDown\n |
| * FLASH_PDKEYR PDKEY2 LL_FLASH_DisableRunPowerDown |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_FLASH_DisableRunPowerDown(void) |
| { |
| /* Following values must be written consecutively to unlock the RUN_PD bit in |
| FLASH_ACR */ |
| WRITE_REG(FLASH->PDKEYR, FLASH_PDKEY1); |
| WRITE_REG(FLASH->PDKEYR, FLASH_PDKEY2); |
| CLEAR_BIT(FLASH->ACR, FLASH_ACR_RUN_PD); |
| } |
| |
| /** |
| * @brief Enable Flash Power-down mode during Sleep or Low-power sleep mode |
| * @note Flash must not be put in power-down while a program or an erase operation |
| * is on-going |
| * @rmtoll FLASH_ACR SLEEP_PD LL_FLASH_EnableSleepPowerDown |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_FLASH_EnableSleepPowerDown(void) |
| { |
| SET_BIT(FLASH->ACR, FLASH_ACR_SLEEP_PD); |
| } |
| |
| /** |
| * @brief Disable Flash Power-down mode during Sleep or Low-power sleep mode |
| * @rmtoll FLASH_ACR SLEEP_PD LL_FLASH_DisableSleepPowerDown |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_FLASH_DisableSleepPowerDown(void) |
| { |
| CLEAR_BIT(FLASH->ACR, FLASH_ACR_SLEEP_PD); |
| } |
| |
| /** |
| * @brief Enable buffers used as a cache during read access |
| * @rmtoll FLASH_ACR DISAB_BUF LL_FLASH_EnableBuffers |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_FLASH_EnableBuffers(void) |
| { |
| CLEAR_BIT(FLASH->ACR, FLASH_ACR_DISAB_BUF); |
| } |
| |
| /** |
| * @brief Disable buffers used as a cache during read access |
| * @note When disabled, every read will access the NVM even for |
| * an address already read (for example, the previous address). |
| * @rmtoll FLASH_ACR DISAB_BUF LL_FLASH_DisableBuffers |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_FLASH_DisableBuffers(void) |
| { |
| SET_BIT(FLASH->ACR, FLASH_ACR_DISAB_BUF); |
| } |
| |
| /** |
| * @brief Enable pre-read |
| * @note When enabled, the memory interface stores the last address |
| * read as data and tries to read the next one when no other |
| * read or write or prefetch operation is ongoing. |
| * It is automatically disabled every time the buffers are disabled. |
| * @rmtoll FLASH_ACR PRE_READ LL_FLASH_EnablePreRead |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_FLASH_EnablePreRead(void) |
| { |
| SET_BIT(FLASH->ACR, FLASH_ACR_PRE_READ); |
| } |
| |
| /** |
| * @brief Disable pre-read |
| * @rmtoll FLASH_ACR PRE_READ LL_FLASH_DisablePreRead |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_FLASH_DisablePreRead(void) |
| { |
| CLEAR_BIT(FLASH->ACR, FLASH_ACR_PRE_READ); |
| } |
| |
| /** |
| * @} |
| */ |
| |
| /** |
| * @} |
| */ |
| |
| /** |
| * @} |
| */ |
| |
| #endif /* defined (FLASH) || defined (SYSCFG) || defined (DBGMCU) */ |
| |
| /** |
| * @} |
| */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* __STM32L0xx_LL_SYSTEM_H */ |
| |
| |
