1 /**
2   ******************************************************************************
3   * @file    system_stm32f1xx.h
4   * @author  MCD Application Team
5   * @brief   CMSIS Cortex-M3 Device Peripheral Access Layer System Header File.
6   ******************************************************************************
7   * @attention
8   *
9   * Copyright (c) 2017-2021 STMicroelectronics.
10   * All rights reserved.
11   *
12   * This software is licensed under terms that can be found in the LICENSE file
13   * in the root directory of this software component.
14   * If no LICENSE file comes with this software, it is provided AS-IS.
15   *
16   ******************************************************************************
17   */
18 
19 /** @addtogroup CMSIS
20   * @{
21   */
22 
23 /** @addtogroup stm32f10x_system
24   * @{
25   */
26 
27 /**
28   * @brief Define to prevent recursive inclusion
29   */
30 #ifndef __SYSTEM_STM32F10X_H
31 #define __SYSTEM_STM32F10X_H
32 
33 #ifdef __cplusplus
34  extern "C" {
35 #endif
36 
37 /** @addtogroup STM32F10x_System_Includes
38   * @{
39   */
40 
41 /**
42   * @}
43   */
44 
45 
46 /** @addtogroup STM32F10x_System_Exported_types
47   * @{
48   */
49 
50 extern uint32_t SystemCoreClock;          /*!< System Clock Frequency (Core Clock) */
51 extern const uint8_t  AHBPrescTable[16U];  /*!< AHB prescalers table values */
52 extern const uint8_t  APBPrescTable[8U];   /*!< APB prescalers table values */
53 
54 /**
55   * @}
56   */
57 
58 /** @addtogroup STM32F10x_System_Exported_Constants
59   * @{
60   */
61 
62 /**
63   * @}
64   */
65 
66 /** @addtogroup STM32F10x_System_Exported_Macros
67   * @{
68   */
69 
70 /**
71   * @}
72   */
73 
74 /** @addtogroup STM32F10x_System_Exported_Functions
75   * @{
76   */
77 
78 extern void SystemInit(void);
79 extern void SystemCoreClockUpdate(void);
80 /**
81   * @}
82   */
83 
84 #ifdef __cplusplus
85 }
86 #endif
87 
88 #endif /*__SYSTEM_STM32F10X_H */
89 
90 /**
91   * @}
92   */
93 
94 /**
95   * @}
96   */
97