rt-thread-official/bsp/stm32/library/inc/stm32f10x_systick.h

65 lines
3.1 KiB
C

/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
* File Name : stm32f10x_systick.h
* Author : MCD Application Team
* Version : V2.0.3
* Date : 09/22/2008
* Description : This file contains all the functions prototypes for the
* SysTick firmware library.
********************************************************************************
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
* CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*******************************************************************************/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F10x_SYSTICK_H
#define __STM32F10x_SYSTICK_H
/* Includes ------------------------------------------------------------------*/
#include "stm32f10x_map.h"
/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
/* SysTick clock source */
#define SysTick_CLKSource_HCLK_Div8 ((u32)0xFFFFFFFB)
#define SysTick_CLKSource_HCLK ((u32)0x00000004)
#define IS_SYSTICK_CLK_SOURCE(SOURCE) (((SOURCE) == SysTick_CLKSource_HCLK) || \
((SOURCE) == SysTick_CLKSource_HCLK_Div8))
/* SysTick counter state */
#define SysTick_Counter_Disable ((u32)0xFFFFFFFE)
#define SysTick_Counter_Enable ((u32)0x00000001)
#define SysTick_Counter_Clear ((u32)0x00000000)
#define IS_SYSTICK_COUNTER(COUNTER) (((COUNTER) == SysTick_Counter_Disable) || \
((COUNTER) == SysTick_Counter_Enable) || \
((COUNTER) == SysTick_Counter_Clear))
/* SysTick Flag */
#define SysTick_FLAG_COUNT ((u32)0x00000010)
#define SysTick_FLAG_SKEW ((u32)0x0000001E)
#define SysTick_FLAG_NOREF ((u32)0x0000001F)
#define IS_SYSTICK_FLAG(FLAG) (((FLAG) == SysTick_FLAG_COUNT) || \
((FLAG) == SysTick_FLAG_SKEW) || \
((FLAG) == SysTick_FLAG_NOREF))
#define IS_SYSTICK_RELOAD(RELOAD) (((RELOAD) > 0) && ((RELOAD) <= 0xFFFFFF))
/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
void SysTick_CLKSourceConfig(u32 SysTick_CLKSource);
void SysTick_SetReload(u32 Reload);
void SysTick_CounterCmd(u32 SysTick_Counter);
void SysTick_ITConfig(FunctionalState NewState);
u32 SysTick_GetCounter(void);
FlagStatus SysTick_GetFlagStatus(u8 SysTick_FLAG);
#endif /* __STM32F10x_SYSTICK_H */
/******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/