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authorPerry Hung <iperry@alum.mit.edu>2010-03-30 22:59:55 -0400
committerPerry Hung <iperry@alum.mit.edu>2010-03-30 22:59:55 -0400
commit0ddd521fa7d59d0651a90e92b7174d042cd83d4a (patch)
tree81d37c07687005fd08a9f1fa3dd2c98f14b6ee58 /stm32lib/src/stm32f10x_exti.c
parent1be7df0937bee5127103e7dc8800c83e47415f3d (diff)
downloadlibrambutan-0ddd521fa7d59d0651a90e92b7174d042cd83d4a.tar.gz
librambutan-0ddd521fa7d59d0651a90e92b7174d042cd83d4a.zip
Delete STM32 Standard Peripheral Library.
Diffstat (limited to 'stm32lib/src/stm32f10x_exti.c')
-rw-r--r--stm32lib/src/stm32f10x_exti.c219
1 files changed, 0 insertions, 219 deletions
diff --git a/stm32lib/src/stm32f10x_exti.c b/stm32lib/src/stm32f10x_exti.c
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-/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
-* File Name : stm32f10x_exti.c
-* Author : MCD Application Team
-* Version : V2.0.2
-* Date : 07/11/2008
-* Description : This file provides all the EXTI firmware functions.
-********************************************************************************
-* 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.
-*******************************************************************************/
-
-/* Includes ------------------------------------------------------------------*/
-#include "stm32f10x_exti.h"
-
-/* Private typedef -----------------------------------------------------------*/
-/* Private define ------------------------------------------------------------*/
-#define EXTI_LineNone ((u32)0x00000) /* No interrupt selected */
-
-/* Private macro -------------------------------------------------------------*/
-/* Private variables ---------------------------------------------------------*/
-/* Private function prototypes -----------------------------------------------*/
-/* Private functions ---------------------------------------------------------*/
-
-/*******************************************************************************
-* Function Name : EXTI_DeInit
-* Description : Deinitializes the EXTI peripheral registers to their default
-* reset values.
-* Input : None
-* Output : None
-* Return : None
-*******************************************************************************/
-void EXTI_DeInit(void)
-{
- EXTI->IMR = 0x00000000;
- EXTI->EMR = 0x00000000;
- EXTI->RTSR = 0x00000000;
- EXTI->FTSR = 0x00000000;
- EXTI->PR = 0x0007FFFF;
-}
-
-/*******************************************************************************
-* Function Name : EXTI_Init
-* Description : Initializes the EXTI peripheral according to the specified
-* parameters in the EXTI_InitStruct.
-* Input : - EXTI_InitStruct: pointer to a EXTI_InitTypeDef structure
-* that contains the configuration information for the EXTI
-* peripheral.
-* Output : None
-* Return : None
-*******************************************************************************/
-void EXTI_Init(EXTI_InitTypeDef* EXTI_InitStruct)
-{
- /* Check the parameters */
- assert_param(IS_EXTI_MODE(EXTI_InitStruct->EXTI_Mode));
- assert_param(IS_EXTI_TRIGGER(EXTI_InitStruct->EXTI_Trigger));
- assert_param(IS_EXTI_LINE(EXTI_InitStruct->EXTI_Line));
- assert_param(IS_FUNCTIONAL_STATE(EXTI_InitStruct->EXTI_LineCmd));
-
- if (EXTI_InitStruct->EXTI_LineCmd != DISABLE)
- {
- /* Clear EXTI line configuration */
- EXTI->IMR &= ~EXTI_InitStruct->EXTI_Line;
- EXTI->EMR &= ~EXTI_InitStruct->EXTI_Line;
-
- *(vu32 *)(EXTI_BASE + (u32)EXTI_InitStruct->EXTI_Mode)|= EXTI_InitStruct->EXTI_Line;
-
- /* Clear Rising Falling edge configuration */
- EXTI->RTSR &= ~EXTI_InitStruct->EXTI_Line;
- EXTI->FTSR &= ~EXTI_InitStruct->EXTI_Line;
-
- /* Select the trigger for the selected external interrupts */
- if (EXTI_InitStruct->EXTI_Trigger == EXTI_Trigger_Rising_Falling)
- {
- /* Rising Falling edge */
- EXTI->RTSR |= EXTI_InitStruct->EXTI_Line;
- EXTI->FTSR |= EXTI_InitStruct->EXTI_Line;
- }
- else
- {
- *(vu32 *)(EXTI_BASE + (u32)EXTI_InitStruct->EXTI_Trigger)|= EXTI_InitStruct->EXTI_Line;
- }
- }
- else
- {
- /* Disable the selected external lines */
- *(vu32 *)(EXTI_BASE + (u32)EXTI_InitStruct->EXTI_Mode)&= ~EXTI_InitStruct->EXTI_Line;
- }
-}
-
-/*******************************************************************************
-* Function Name : EXTI_StructInit
-* Description : Fills each EXTI_InitStruct member with its reset value.
-* Input : - EXTI_InitStruct: pointer to a EXTI_InitTypeDef structure
-* which will be initialized.
-* Output : None
-* Return : None
-*******************************************************************************/
-void EXTI_StructInit(EXTI_InitTypeDef* EXTI_InitStruct)
-{
- EXTI_InitStruct->EXTI_Line = EXTI_LineNone;
- EXTI_InitStruct->EXTI_Mode = EXTI_Mode_Interrupt;
- EXTI_InitStruct->EXTI_Trigger = EXTI_Trigger_Falling;
- EXTI_InitStruct->EXTI_LineCmd = DISABLE;
-}
-
-/*******************************************************************************
-* Function Name : EXTI_GenerateSWInterrupt
-* Description : Generates a Software interrupt.
-* Input : - EXTI_Line: specifies the EXTI lines to be enabled or
-* disabled.
-* This parameter can be any combination of EXTI_Linex where
-* x can be (0..18).
-* Output : None
-* Return : None
-*******************************************************************************/
-void EXTI_GenerateSWInterrupt(u32 EXTI_Line)
-{
- /* Check the parameters */
- assert_param(IS_EXTI_LINE(EXTI_Line));
-
- EXTI->SWIER |= EXTI_Line;
-}
-
-/*******************************************************************************
-* Function Name : EXTI_GetFlagStatus
-* Description : Checks whether the specified EXTI line flag is set or not.
-* Input : - EXTI_Line: specifies the EXTI line flag to check.
-* This parameter can be:
-* - EXTI_Linex: External interrupt line x where x(0..18)
-* Output : None
-* Return : The new state of EXTI_Line (SET or RESET).
-*******************************************************************************/
-FlagStatus EXTI_GetFlagStatus(u32 EXTI_Line)
-{
- FlagStatus bitstatus = RESET;
-
- /* Check the parameters */
- assert_param(IS_GET_EXTI_LINE(EXTI_Line));
-
- if ((EXTI->PR & EXTI_Line) != (u32)RESET)
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- return bitstatus;
-}
-
-/*******************************************************************************
-* Function Name : EXTI_ClearFlag
-* Description : Clears the EXTI’s line pending flags.
-* Input : - EXTI_Line: specifies the EXTI lines flags to clear.
-* This parameter can be any combination of EXTI_Linex where
-* x can be (0..18).
-* Output : None
-* Return : None
-*******************************************************************************/
-void EXTI_ClearFlag(u32 EXTI_Line)
-{
- /* Check the parameters */
- assert_param(IS_EXTI_LINE(EXTI_Line));
-
- EXTI->PR = EXTI_Line;
-}
-
-/*******************************************************************************
-* Function Name : EXTI_GetITStatus
-* Description : Checks whether the specified EXTI line is asserted or not.
-* Input : - EXTI_Line: specifies the EXTI line to check.
-* This parameter can be:
-* - EXTI_Linex: External interrupt line x where x(0..18)
-* Output : None
-* Return : The new state of EXTI_Line (SET or RESET).
-*******************************************************************************/
-ITStatus EXTI_GetITStatus(u32 EXTI_Line)
-{
- ITStatus bitstatus = RESET;
- u32 enablestatus = 0;
-
- /* Check the parameters */
- assert_param(IS_GET_EXTI_LINE(EXTI_Line));
-
- enablestatus = EXTI->IMR & EXTI_Line;
-
- if (((EXTI->PR & EXTI_Line) != (u32)RESET) && (enablestatus != (u32)RESET))
- {
- bitstatus = SET;
- }
- else
- {
- bitstatus = RESET;
- }
- return bitstatus;
-}
-
-/*******************************************************************************
-* Function Name : EXTI_ClearITPendingBit
-* Description : Clears the EXTI’s line pending bits.
-* Input : - EXTI_Line: specifies the EXTI lines to clear.
-* This parameter can be any combination of EXTI_Linex where
-* x can be (0..18).
-* Output : None
-* Return : None
-*******************************************************************************/
-void EXTI_ClearITPendingBit(u32 EXTI_Line)
-{
- /* Check the parameters */
- assert_param(IS_EXTI_LINE(EXTI_Line));
-
- EXTI->PR = EXTI_Line;
-}
-
-/******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/