mbed official / mbed-dev

mbed library sources. Supersedes mbed-src.

Dependents:   Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L496xG/device/system_stm32l4xx.h@181:57724642e740, 2018-02-16 (annotated)

Committer:
AnnaBridge
Date:
Fri Feb 16 16:09:33 2018 +0000
Revision:
181:57724642e740
Parent:
177:d650f5d4c87a 
mbed-dev library. Release version 159.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 177:d650f5d4c87a 1 /**
AnnaBridge 177:d650f5d4c87a 2 ******************************************************************************
AnnaBridge 177:d650f5d4c87a 3 * @file system_stm32l4xx.h
AnnaBridge 177:d650f5d4c87a 4 * @author MCD Application Team
AnnaBridge 177:d650f5d4c87a 5 * @brief CMSIS Cortex-M4 Device System Source File for STM32L4xx devices.
AnnaBridge 177:d650f5d4c87a 6 ******************************************************************************
AnnaBridge 177:d650f5d4c87a 7 * @attention
AnnaBridge 177:d650f5d4c87a 8 *
AnnaBridge 177:d650f5d4c87a 9 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
AnnaBridge 177:d650f5d4c87a 10 *
AnnaBridge 177:d650f5d4c87a 11 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 177:d650f5d4c87a 12 * are permitted provided that the following conditions are met:
AnnaBridge 177:d650f5d4c87a 13 * 1. Redistributions of source code must retain the above copyright notice,
AnnaBridge 177:d650f5d4c87a 14 * this list of conditions and the following disclaimer.
AnnaBridge 177:d650f5d4c87a 15 * 2. Redistributions in binary form must reproduce the above copyright notice,
AnnaBridge 177:d650f5d4c87a 16 * this list of conditions and the following disclaimer in the documentation
AnnaBridge 177:d650f5d4c87a 17 * and/or other materials provided with the distribution.
AnnaBridge 177:d650f5d4c87a 18 * 3. Neither the name of STMicroelectronics nor the names of its contributors
AnnaBridge 177:d650f5d4c87a 19 * may be used to endorse or promote products derived from this software
AnnaBridge 177:d650f5d4c87a 20 * without specific prior written permission.
AnnaBridge 177:d650f5d4c87a 21 *
AnnaBridge 177:d650f5d4c87a 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 177:d650f5d4c87a 23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 177:d650f5d4c87a 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 177:d650f5d4c87a 25 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
AnnaBridge 177:d650f5d4c87a 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
AnnaBridge 177:d650f5d4c87a 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
AnnaBridge 177:d650f5d4c87a 28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
AnnaBridge 177:d650f5d4c87a 29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
AnnaBridge 177:d650f5d4c87a 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
AnnaBridge 177:d650f5d4c87a 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 177:d650f5d4c87a 32 *
AnnaBridge 177:d650f5d4c87a 33 ******************************************************************************
AnnaBridge 177:d650f5d4c87a 34 */
AnnaBridge 177:d650f5d4c87a 35
AnnaBridge 177:d650f5d4c87a 36 /** @addtogroup CMSIS
AnnaBridge 177:d650f5d4c87a 37 * @{
AnnaBridge 177:d650f5d4c87a 38 */
AnnaBridge 177:d650f5d4c87a 39
AnnaBridge 177:d650f5d4c87a 40 /** @addtogroup stm32l4xx_system
AnnaBridge 177:d650f5d4c87a 41 * @{
AnnaBridge 177:d650f5d4c87a 42 */
AnnaBridge 177:d650f5d4c87a 43
AnnaBridge 177:d650f5d4c87a 44 /**
AnnaBridge 177:d650f5d4c87a 45 * @brief Define to prevent recursive inclusion
AnnaBridge 177:d650f5d4c87a 46 */
AnnaBridge 177:d650f5d4c87a 47 #ifndef __SYSTEM_STM32L4XX_H
AnnaBridge 177:d650f5d4c87a 48 #define __SYSTEM_STM32L4XX_H
AnnaBridge 177:d650f5d4c87a 49
AnnaBridge 177:d650f5d4c87a 50 #ifdef __cplusplus
AnnaBridge 177:d650f5d4c87a 51 extern "C" {
AnnaBridge 177:d650f5d4c87a 52 #endif
AnnaBridge 177:d650f5d4c87a 53
AnnaBridge 177:d650f5d4c87a 54 /** @addtogroup STM32L4xx_System_Includes
AnnaBridge 177:d650f5d4c87a 55 * @{
AnnaBridge 177:d650f5d4c87a 56 */
AnnaBridge 177:d650f5d4c87a 57
AnnaBridge 177:d650f5d4c87a 58 /**
AnnaBridge 177:d650f5d4c87a 59 * @}
AnnaBridge 177:d650f5d4c87a 60 */
AnnaBridge 177:d650f5d4c87a 61
AnnaBridge 177:d650f5d4c87a 62
AnnaBridge 177:d650f5d4c87a 63 /** @addtogroup STM32L4xx_System_Exported_Variables
AnnaBridge 177:d650f5d4c87a 64 * @{
AnnaBridge 177:d650f5d4c87a 65 */
AnnaBridge 177:d650f5d4c87a 66 /* The SystemCoreClock variable is updated in three ways:
AnnaBridge 177:d650f5d4c87a 67 1) by calling CMSIS function SystemCoreClockUpdate()
AnnaBridge 177:d650f5d4c87a 68 2) by calling HAL API function HAL_RCC_GetSysClockFreq()
AnnaBridge 177:d650f5d4c87a 69 3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency
AnnaBridge 177:d650f5d4c87a 70 Note: If you use this function to configure the system clock; then there
AnnaBridge 177:d650f5d4c87a 71 is no need to call the 2 first functions listed above, since SystemCoreClock
AnnaBridge 177:d650f5d4c87a 72 variable is updated automatically.
AnnaBridge 177:d650f5d4c87a 73 */
AnnaBridge 177:d650f5d4c87a 74 extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */
AnnaBridge 177:d650f5d4c87a 75
AnnaBridge 177:d650f5d4c87a 76 extern const uint8_t AHBPrescTable[16]; /*!< AHB prescalers table values */
AnnaBridge 177:d650f5d4c87a 77 extern const uint8_t APBPrescTable[8]; /*!< APB prescalers table values */
AnnaBridge 177:d650f5d4c87a 78 extern const uint32_t MSIRangeTable[12]; /*!< MSI ranges table values */
AnnaBridge 177:d650f5d4c87a 79
AnnaBridge 177:d650f5d4c87a 80 /**
AnnaBridge 177:d650f5d4c87a 81 * @}
AnnaBridge 177:d650f5d4c87a 82 */
AnnaBridge 177:d650f5d4c87a 83
AnnaBridge 177:d650f5d4c87a 84 /** @addtogroup STM32L4xx_System_Exported_Constants
AnnaBridge 177:d650f5d4c87a 85 * @{
AnnaBridge 177:d650f5d4c87a 86 */
AnnaBridge 177:d650f5d4c87a 87
AnnaBridge 177:d650f5d4c87a 88 /**
AnnaBridge 177:d650f5d4c87a 89 * @}
AnnaBridge 177:d650f5d4c87a 90 */
AnnaBridge 177:d650f5d4c87a 91
AnnaBridge 177:d650f5d4c87a 92 /** @addtogroup STM32L4xx_System_Exported_Macros
AnnaBridge 177:d650f5d4c87a 93 * @{
AnnaBridge 177:d650f5d4c87a 94 */
AnnaBridge 177:d650f5d4c87a 95
AnnaBridge 177:d650f5d4c87a 96 /**
AnnaBridge 177:d650f5d4c87a 97 * @}
AnnaBridge 177:d650f5d4c87a 98 */
AnnaBridge 177:d650f5d4c87a 99
AnnaBridge 177:d650f5d4c87a 100 /** @addtogroup STM32L4xx_System_Exported_Functions
AnnaBridge 177:d650f5d4c87a 101 * @{
AnnaBridge 177:d650f5d4c87a 102 */
AnnaBridge 177:d650f5d4c87a 103
AnnaBridge 177:d650f5d4c87a 104 extern void SystemInit(void);
AnnaBridge 177:d650f5d4c87a 105 extern void SystemCoreClockUpdate(void);
AnnaBridge 177:d650f5d4c87a 106 extern void SetSysClock(void);
AnnaBridge 177:d650f5d4c87a 107
AnnaBridge 177:d650f5d4c87a 108 /**
AnnaBridge 177:d650f5d4c87a 109 * @}
AnnaBridge 177:d650f5d4c87a 110 */
AnnaBridge 177:d650f5d4c87a 111
AnnaBridge 177:d650f5d4c87a 112 #ifdef __cplusplus
AnnaBridge 177:d650f5d4c87a 113 }
AnnaBridge 177:d650f5d4c87a 114 #endif
AnnaBridge 177:d650f5d4c87a 115
AnnaBridge 177:d650f5d4c87a 116 #endif /*__SYSTEM_STM32L4XX_H */
AnnaBridge 177:d650f5d4c87a 117
AnnaBridge 177:d650f5d4c87a 118 /**
AnnaBridge 177:d650f5d4c87a 119 * @}
AnnaBridge 177:d650f5d4c87a 120 */
AnnaBridge 177:d650f5d4c87a 121
AnnaBridge 177:d650f5d4c87a 122 /**
AnnaBridge 177:d650f5d4c87a 123 * @}
AnnaBridge 177:d650f5d4c87a 124 */
AnnaBridge 177:d650f5d4c87a 125 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/