1 /******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
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2 * File Name : stm32f10x_systick.h
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3 * Author : MCD Application Team
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6 * Description : This file contains all the functions prototypes for the
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7 * SysTick firmware library.
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8 ********************************************************************************
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9 * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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10 * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
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11 * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
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12 * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
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13 * CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
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14 * INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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15 *******************************************************************************/
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17 /* Define to prevent recursive inclusion -------------------------------------*/
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18 #ifndef __STM32F10x_SYSTICK_H
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19 #define __STM32F10x_SYSTICK_H
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21 /* Includes ------------------------------------------------------------------*/
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22 #include "stm32f10x_map.h"
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24 /* Exported types ------------------------------------------------------------*/
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25 /* Exported constants --------------------------------------------------------*/
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26 /* SysTick clock source */
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27 #define SysTick_CLKSource_HCLK_Div8 ((u32)0xFFFFFFFB)
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28 #define SysTick_CLKSource_HCLK ((u32)0x00000004)
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30 #define IS_SYSTICK_CLK_SOURCE(SOURCE) (((SOURCE) == SysTick_CLKSource_HCLK) || \
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31 ((SOURCE) == SysTick_CLKSource_HCLK_Div8))
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33 /* SysTick counter state */
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34 #define SysTick_Counter_Disable ((u32)0xFFFFFFFE)
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35 #define SysTick_Counter_Enable ((u32)0x00000001)
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36 #define SysTick_Counter_Clear ((u32)0x00000000)
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38 #define IS_SYSTICK_COUNTER(COUNTER) (((COUNTER) == SysTick_Counter_Disable) || \
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39 ((COUNTER) == SysTick_Counter_Enable) || \
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40 ((COUNTER) == SysTick_Counter_Clear))
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43 #define SysTick_FLAG_COUNT ((u32)0x00000010)
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44 #define SysTick_FLAG_SKEW ((u32)0x0000001E)
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45 #define SysTick_FLAG_NOREF ((u32)0x0000001F)
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47 #define IS_SYSTICK_FLAG(FLAG) (((FLAG) == SysTick_FLAG_COUNT) || \
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48 ((FLAG) == SysTick_FLAG_SKEW) || \
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49 ((FLAG) == SysTick_FLAG_NOREF))
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51 #define IS_SYSTICK_RELOAD(RELOAD) (((RELOAD) > 0) && ((RELOAD) <= 0xFFFFFF))
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53 /* Exported macro ------------------------------------------------------------*/
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54 /* Exported functions ------------------------------------------------------- */
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55 void SysTick_CLKSourceConfig(u32 SysTick_CLKSource);
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56 void SysTick_SetReload(u32 Reload);
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57 void SysTick_CounterCmd(u32 SysTick_Counter);
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58 void SysTick_ITConfig(FunctionalState NewState);
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59 u32 SysTick_GetCounter(void);
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60 FlagStatus SysTick_GetFlagStatus(u8 SysTick_FLAG);
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62 #endif /* __STM32F10x_SYSTICK_H */
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64 /******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/
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