system_stm32f4xx.h 3.2 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119
  1. /*
  2. ******************************************************************************
  3. * @file system_stm32f4xx.h
  4. * @author MCD Application Team
  5. * @version V1.0.0
  6. * @date 19-September-2011
  7. * @brief CMSIS Cortex-M4 Device System Source File for STM32F4xx devices.
  8. ******************************************************************************
  9. * @attention
  10. *
  11. * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
  12. * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
  13. * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
  14. * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
  15. * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
  16. * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
  17. *
  18. * <h2><center>&copy; Portions COPYRIGHT 2011 STMicroelectronics</center></h2>
  19. ******************************************************************************
  20. */
  21. /**
  22. ******************************************************************************
  23. * <h2><center>&copy; Portions COPYRIGHT 2012 Embest Tech. Co., Ltd.</center></h2>
  24. * @file system_stm32f4xx.h
  25. * @author CMP Team
  26. * @version V1.0.0
  27. * @date 28-December-2012
  28. * @brief CMSIS Cortex-M4 Device System Source File for STM32F4xx devices.
  29. * Modified to support the STM32F4DISCOVERY, STM32F4DIS-BB, STM32F4DIS-CAM
  30. * and STM32F4DIS-LCD modules.
  31. ******************************************************************************
  32. * @attention
  33. *
  34. * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
  35. * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
  36. * TIME. AS A RESULT, Embest SHALL NOT BE HELD LIABLE FOR ANY DIRECT, INDIRECT
  37. * OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE CONTENT
  38. * OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING INFORMATION
  39. * CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
  40. ******************************************************************************
  41. */
  42. /** @addtogroup CMSIS
  43. * @{
  44. */
  45. /** @addtogroup stm32f4xx_system
  46. * @{
  47. */
  48. /**
  49. * @brief Define to prevent recursive inclusion
  50. */
  51. #ifndef __SYSTEM_STM32F4XX_H
  52. #define __SYSTEM_STM32F4XX_H
  53. #ifdef __cplusplus
  54. extern "C" {
  55. #endif
  56. /** @addtogroup STM32F4xx_System_Includes
  57. * @{
  58. */
  59. /**
  60. * @}
  61. */
  62. /** @addtogroup STM32F4xx_System_Exported_types
  63. * @{
  64. */
  65. extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */
  66. /**
  67. * @}
  68. */
  69. /** @addtogroup STM32F4xx_System_Exported_Constants
  70. * @{
  71. */
  72. /**
  73. * @}
  74. */
  75. /** @addtogroup STM32F4xx_System_Exported_Macros
  76. * @{
  77. */
  78. /**
  79. * @}
  80. */
  81. /** @addtogroup STM32F4xx_System_Exported_Functions
  82. * @{
  83. */
  84. extern void SystemInit(void);
  85. extern void SystemCoreClockUpdate(void);
  86. /**
  87. * @}
  88. */
  89. #ifdef __cplusplus
  90. }
  91. #endif
  92. #endif /*__SYSTEM_STM32F4XX_H */
  93. /**
  94. * @}
  95. */
  96. /**
  97. * @}
  98. */
  99. /*********** Portions COPYRIGHT 2012 Embest Tech. Co., Ltd.*****END OF FILE****/