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| Rev | Author | Line No. | Line |
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| 2 | mjames | 1 | /** |
| 2 | ****************************************************************************** |
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| 3 | * @file system_stm32f0xx.h |
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| 4 | * @author MCD Application Team |
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| 5 | * @brief CMSIS Cortex-M0 Device System Source File for STM32F0xx devices. |
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| 6 | ****************************************************************************** |
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| 7 | * @attention |
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| 8 | * |
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| 9 | * <h2><center>© Copyright (c) 2016 STMicroelectronics. |
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| 10 | * All rights reserved.</center></h2> |
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| 11 | * |
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| 12 | * This software component is licensed by ST under BSD 3-Clause license, |
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| 13 | * the "License"; You may not use this file except in compliance with the |
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| 14 | * License. You may obtain a copy of the License at: |
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| 15 | * opensource.org/licenses/BSD-3-Clause |
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| 16 | * |
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| 17 | ****************************************************************************** |
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| 18 | */ |
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| 19 | |||
| 20 | /** @addtogroup CMSIS |
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| 21 | * @{ |
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| 22 | */ |
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| 23 | |||
| 24 | /** @addtogroup stm32f0xx_system |
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| 25 | * @{ |
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| 26 | */ |
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| 27 | |||
| 28 | /** |
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| 29 | * @brief Define to prevent recursive inclusion |
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| 30 | */ |
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| 31 | #ifndef __SYSTEM_STM32F0XX_H |
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| 32 | #define __SYSTEM_STM32F0XX_H |
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| 33 | |||
| 34 | #ifdef __cplusplus |
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| 35 | extern "C" { |
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| 36 | #endif |
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| 37 | |||
| 38 | /** @addtogroup STM32F0xx_System_Includes |
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| 39 | * @{ |
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| 40 | */ |
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| 41 | |||
| 42 | /** |
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| 43 | * @} |
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| 44 | */ |
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| 45 | |||
| 46 | |||
| 47 | /** @addtogroup STM32F0xx_System_Exported_types |
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| 48 | * @{ |
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| 49 | */ |
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| 50 | /* This variable is updated in three ways: |
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| 51 | 1) by calling CMSIS function SystemCoreClockUpdate() |
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| 52 | 3) by calling HAL API function HAL_RCC_GetHCLKFreq() |
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| 53 | 3) by calling HAL API function HAL_RCC_ClockConfig() |
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| 54 | Note: If you use this function to configure the system clock; then there |
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| 55 | is no need to call the 2 first functions listed above, since SystemCoreClock |
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| 56 | variable is updated automatically. |
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| 57 | */ |
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| 58 | extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */ |
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| 59 | extern const uint8_t AHBPrescTable[16]; /*!< AHB prescalers table values */ |
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| 60 | extern const uint8_t APBPrescTable[8]; /*!< APB prescalers table values */ |
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| 61 | |||
| 62 | /** |
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| 63 | * @} |
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| 64 | */ |
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| 65 | |||
| 66 | /** @addtogroup STM32F0xx_System_Exported_Constants |
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| 67 | * @{ |
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| 68 | */ |
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| 69 | |||
| 70 | /** |
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| 71 | * @} |
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| 72 | */ |
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| 73 | |||
| 74 | /** @addtogroup STM32F0xx_System_Exported_Macros |
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| 75 | * @{ |
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| 76 | */ |
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| 77 | |||
| 78 | /** |
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| 79 | * @} |
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| 80 | */ |
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| 81 | |||
| 82 | /** @addtogroup STM32F0xx_System_Exported_Functions |
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| 83 | * @{ |
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| 84 | */ |
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| 85 | |||
| 86 | extern void SystemInit(void); |
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| 87 | extern void SystemCoreClockUpdate(void); |
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| 88 | /** |
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| 89 | * @} |
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| 90 | */ |
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| 91 | |||
| 92 | #ifdef __cplusplus |
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| 93 | } |
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| 94 | #endif |
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| 95 | |||
| 96 | #endif /*__SYSTEM_STM32F0XX_H */ |
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| 97 | |||
| 98 | /** |
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| 99 | * @} |
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| 100 | */ |
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| 101 | |||
| 102 | /** |
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| 103 | * @} |
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| 104 | */ |
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| 105 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |