source: asp3_wo_tecs/trunk/arch/arm_m_gcc/stm32f4xx_stm32cube/CMSIS/Device/ST/STM32F4xx/Include/system_stm32f4xx.h@ 303

Last change on this file since 303 was 303, checked in by ertl-honda, 7 years ago

nucleo_f401re依存部の追加
File size: 3.5 KB
Line 
1/**
2 ******************************************************************************
3 * @file system_stm32f4xx.h
4 * @author MCD Application Team
5 * @version V2.4.1
6 * @date 09-October-2015
7 * @brief CMSIS Cortex-M4 Device System Source File for STM32F4xx devices.
8 ******************************************************************************
9 * @attention
10 *
11 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
12 *
13 * Redistribution and use in source and binary forms, with or without modification,
14 * are permitted provided that the following conditions are met:
15 * 1. Redistributions of source code must retain the above copyright notice,
16 * this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright notice,
18 * this list of conditions and the following disclaimer in the documentation
19 * and/or other materials provided with the distribution.
20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 *
35 ******************************************************************************
36 */
37
38/** @addtogroup CMSIS
39 * @{
40 */
41
42/** @addtogroup stm32f4xx_system
43 * @{
44 */
45
46/**
47 * @brief Define to prevent recursive inclusion
48 */
49#ifndef __SYSTEM_STM32F4XX_H
50#define __SYSTEM_STM32F4XX_H
51
52#ifdef __cplusplus
53 extern "C" {
54#endif
55
56/** @addtogroup STM32F4xx_System_Includes
57 * @{
58 */
59
60/**
61 * @}
62 */
63
64
65/** @addtogroup STM32F4xx_System_Exported_types
66 * @{
67 */
68 /* This variable is updated in three ways:
69 1) by calling CMSIS function SystemCoreClockUpdate()
70 2) by calling HAL API function HAL_RCC_GetSysClockFreq()
71 3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency
72 Note: If you use this function to configure the system clock; then there
73 is no need to call the 2 first functions listed above, since SystemCoreClock
74 variable is updated automatically.
75 */
76extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */
77
78
79/**
80 * @}
81 */
82
83/** @addtogroup STM32F4xx_System_Exported_Constants
84 * @{
85 */
86
87/**
88 * @}
89 */
90
91/** @addtogroup STM32F4xx_System_Exported_Macros
92 * @{
93 */
94
95/**
96 * @}
97 */
98
99/** @addtogroup STM32F4xx_System_Exported_Functions
100 * @{
101 */
102
103extern void SystemInit(void);
104extern void SystemCoreClockUpdate(void);
105/**
106 * @}
107 */
108
109#ifdef __cplusplus
110}
111#endif
112
113#endif /*__SYSTEM_STM32F4XX_H */
114
115/**
116 * @}
117 */
118
119/**
120 * @}
121 */
122/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
Note: See TracBrowser for help on using the repository browser.