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TARGET_NUCLEO_L432KC/TOOLCHAIN_ARM_STD/system_stm32l4xx.h@172:65be27845400, 2019-02-20 (annotated)
- Committer:
- AnnaBridge
- Date:
- Wed Feb 20 20:53:29 2019 +0000
- Revision:
- 172:65be27845400
- Parent:
- 171:3a7713b1edbc
mbed library release version 165
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
AnnaBridge | 171:3a7713b1edbc | 1 | /** |
AnnaBridge | 171:3a7713b1edbc | 2 | ****************************************************************************** |
AnnaBridge | 171:3a7713b1edbc | 3 | * @file system_stm32l4xx.h |
AnnaBridge | 171:3a7713b1edbc | 4 | * @author MCD Application Team |
AnnaBridge | 171:3a7713b1edbc | 5 | * @brief CMSIS Cortex-M4 Device System Source File for STM32L4xx devices. |
AnnaBridge | 171:3a7713b1edbc | 6 | ****************************************************************************** |
AnnaBridge | 171:3a7713b1edbc | 7 | * @attention |
AnnaBridge | 171:3a7713b1edbc | 8 | * |
AnnaBridge | 171:3a7713b1edbc | 9 | * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2> |
AnnaBridge | 171:3a7713b1edbc | 10 | * |
AnnaBridge | 171:3a7713b1edbc | 11 | * Redistribution and use in source and binary forms, with or without modification, |
AnnaBridge | 171:3a7713b1edbc | 12 | * are permitted provided that the following conditions are met: |
AnnaBridge | 171:3a7713b1edbc | 13 | * 1. Redistributions of source code must retain the above copyright notice, |
AnnaBridge | 171:3a7713b1edbc | 14 | * this list of conditions and the following disclaimer. |
AnnaBridge | 171:3a7713b1edbc | 15 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
AnnaBridge | 171:3a7713b1edbc | 16 | * this list of conditions and the following disclaimer in the documentation |
AnnaBridge | 171:3a7713b1edbc | 17 | * and/or other materials provided with the distribution. |
AnnaBridge | 171:3a7713b1edbc | 18 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
AnnaBridge | 171:3a7713b1edbc | 19 | * may be used to endorse or promote products derived from this software |
AnnaBridge | 171:3a7713b1edbc | 20 | * without specific prior written permission. |
AnnaBridge | 171:3a7713b1edbc | 21 | * |
AnnaBridge | 171:3a7713b1edbc | 22 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
AnnaBridge | 171:3a7713b1edbc | 23 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
AnnaBridge | 171:3a7713b1edbc | 24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
AnnaBridge | 171:3a7713b1edbc | 25 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
AnnaBridge | 171:3a7713b1edbc | 26 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
AnnaBridge | 171:3a7713b1edbc | 27 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
AnnaBridge | 171:3a7713b1edbc | 28 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
AnnaBridge | 171:3a7713b1edbc | 29 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
AnnaBridge | 171:3a7713b1edbc | 30 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
AnnaBridge | 171:3a7713b1edbc | 31 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
AnnaBridge | 171:3a7713b1edbc | 32 | * |
AnnaBridge | 171:3a7713b1edbc | 33 | ****************************************************************************** |
AnnaBridge | 171:3a7713b1edbc | 34 | */ |
AnnaBridge | 171:3a7713b1edbc | 35 | |
AnnaBridge | 171:3a7713b1edbc | 36 | /** @addtogroup CMSIS |
AnnaBridge | 171:3a7713b1edbc | 37 | * @{ |
AnnaBridge | 171:3a7713b1edbc | 38 | */ |
AnnaBridge | 171:3a7713b1edbc | 39 | |
AnnaBridge | 171:3a7713b1edbc | 40 | /** @addtogroup stm32l4xx_system |
AnnaBridge | 171:3a7713b1edbc | 41 | * @{ |
AnnaBridge | 171:3a7713b1edbc | 42 | */ |
AnnaBridge | 171:3a7713b1edbc | 43 | |
AnnaBridge | 171:3a7713b1edbc | 44 | /** |
AnnaBridge | 171:3a7713b1edbc | 45 | * @brief Define to prevent recursive inclusion |
AnnaBridge | 171:3a7713b1edbc | 46 | */ |
AnnaBridge | 171:3a7713b1edbc | 47 | #ifndef __SYSTEM_STM32L4XX_H |
AnnaBridge | 171:3a7713b1edbc | 48 | #define __SYSTEM_STM32L4XX_H |
AnnaBridge | 171:3a7713b1edbc | 49 | |
AnnaBridge | 171:3a7713b1edbc | 50 | #ifdef __cplusplus |
AnnaBridge | 171:3a7713b1edbc | 51 | extern "C" { |
AnnaBridge | 171:3a7713b1edbc | 52 | #endif |
AnnaBridge | 171:3a7713b1edbc | 53 | |
AnnaBridge | 171:3a7713b1edbc | 54 | /** @addtogroup STM32L4xx_System_Includes |
AnnaBridge | 171:3a7713b1edbc | 55 | * @{ |
AnnaBridge | 171:3a7713b1edbc | 56 | */ |
AnnaBridge | 171:3a7713b1edbc | 57 | |
AnnaBridge | 171:3a7713b1edbc | 58 | /** |
AnnaBridge | 171:3a7713b1edbc | 59 | * @} |
AnnaBridge | 171:3a7713b1edbc | 60 | */ |
AnnaBridge | 171:3a7713b1edbc | 61 | |
AnnaBridge | 171:3a7713b1edbc | 62 | |
AnnaBridge | 171:3a7713b1edbc | 63 | /** @addtogroup STM32L4xx_System_Exported_Variables |
AnnaBridge | 171:3a7713b1edbc | 64 | * @{ |
AnnaBridge | 171:3a7713b1edbc | 65 | */ |
AnnaBridge | 171:3a7713b1edbc | 66 | /* The SystemCoreClock variable is updated in three ways: |
AnnaBridge | 171:3a7713b1edbc | 67 | 1) by calling CMSIS function SystemCoreClockUpdate() |
AnnaBridge | 171:3a7713b1edbc | 68 | 2) by calling HAL API function HAL_RCC_GetSysClockFreq() |
AnnaBridge | 171:3a7713b1edbc | 69 | 3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency |
AnnaBridge | 171:3a7713b1edbc | 70 | Note: If you use this function to configure the system clock; then there |
AnnaBridge | 171:3a7713b1edbc | 71 | is no need to call the 2 first functions listed above, since SystemCoreClock |
AnnaBridge | 171:3a7713b1edbc | 72 | variable is updated automatically. |
AnnaBridge | 171:3a7713b1edbc | 73 | */ |
AnnaBridge | 171:3a7713b1edbc | 74 | extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */ |
AnnaBridge | 171:3a7713b1edbc | 75 | |
AnnaBridge | 171:3a7713b1edbc | 76 | extern const uint8_t AHBPrescTable[16]; /*!< AHB prescalers table values */ |
AnnaBridge | 171:3a7713b1edbc | 77 | extern const uint8_t APBPrescTable[8]; /*!< APB prescalers table values */ |
AnnaBridge | 171:3a7713b1edbc | 78 | extern const uint32_t MSIRangeTable[12]; /*!< MSI ranges table values */ |
AnnaBridge | 171:3a7713b1edbc | 79 | |
AnnaBridge | 171:3a7713b1edbc | 80 | /** |
AnnaBridge | 171:3a7713b1edbc | 81 | * @} |
AnnaBridge | 171:3a7713b1edbc | 82 | */ |
AnnaBridge | 171:3a7713b1edbc | 83 | |
AnnaBridge | 171:3a7713b1edbc | 84 | /** @addtogroup STM32L4xx_System_Exported_Constants |
AnnaBridge | 171:3a7713b1edbc | 85 | * @{ |
AnnaBridge | 171:3a7713b1edbc | 86 | */ |
AnnaBridge | 171:3a7713b1edbc | 87 | |
AnnaBridge | 171:3a7713b1edbc | 88 | /** |
AnnaBridge | 171:3a7713b1edbc | 89 | * @} |
AnnaBridge | 171:3a7713b1edbc | 90 | */ |
AnnaBridge | 171:3a7713b1edbc | 91 | |
AnnaBridge | 171:3a7713b1edbc | 92 | /** @addtogroup STM32L4xx_System_Exported_Macros |
AnnaBridge | 171:3a7713b1edbc | 93 | * @{ |
AnnaBridge | 171:3a7713b1edbc | 94 | */ |
AnnaBridge | 171:3a7713b1edbc | 95 | |
AnnaBridge | 171:3a7713b1edbc | 96 | /** |
AnnaBridge | 171:3a7713b1edbc | 97 | * @} |
AnnaBridge | 171:3a7713b1edbc | 98 | */ |
AnnaBridge | 171:3a7713b1edbc | 99 | |
AnnaBridge | 171:3a7713b1edbc | 100 | /** @addtogroup STM32L4xx_System_Exported_Functions |
AnnaBridge | 171:3a7713b1edbc | 101 | * @{ |
AnnaBridge | 171:3a7713b1edbc | 102 | */ |
AnnaBridge | 171:3a7713b1edbc | 103 | |
AnnaBridge | 171:3a7713b1edbc | 104 | extern void SystemInit(void); |
AnnaBridge | 171:3a7713b1edbc | 105 | extern void SystemCoreClockUpdate(void); |
AnnaBridge | 171:3a7713b1edbc | 106 | extern void SetSysClock(void); |
AnnaBridge | 171:3a7713b1edbc | 107 | |
AnnaBridge | 171:3a7713b1edbc | 108 | /** |
AnnaBridge | 171:3a7713b1edbc | 109 | * @} |
AnnaBridge | 171:3a7713b1edbc | 110 | */ |
AnnaBridge | 171:3a7713b1edbc | 111 | |
AnnaBridge | 171:3a7713b1edbc | 112 | #ifdef __cplusplus |
AnnaBridge | 171:3a7713b1edbc | 113 | } |
AnnaBridge | 171:3a7713b1edbc | 114 | #endif |
AnnaBridge | 171:3a7713b1edbc | 115 | |
AnnaBridge | 171:3a7713b1edbc | 116 | #endif /*__SYSTEM_STM32L4XX_H */ |
AnnaBridge | 171:3a7713b1edbc | 117 | |
AnnaBridge | 171:3a7713b1edbc | 118 | /** |
AnnaBridge | 171:3a7713b1edbc | 119 | * @} |
AnnaBridge | 171:3a7713b1edbc | 120 | */ |
AnnaBridge | 171:3a7713b1edbc | 121 | |
AnnaBridge | 171:3a7713b1edbc | 122 | /** |
AnnaBridge | 171:3a7713b1edbc | 123 | * @} |
AnnaBridge | 171:3a7713b1edbc | 124 | */ |
AnnaBridge | 171:3a7713b1edbc | 125 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |