version_2.0
Dependents: cc3000_ping_demo_try_2
Fork of mbed by
Diff: TARGET_NUCLEO_L152RE/stm32l1xx_iwdg.h
- Revision:
- 77:869cf507173a
- Child:
- 81:7d30d6019079
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TARGET_NUCLEO_L152RE/stm32l1xx_iwdg.h Fri Feb 14 14:36:43 2014 +0000 @@ -0,0 +1,134 @@ +/** + ****************************************************************************** + * @file stm32l1xx_iwdg.h + * @author MCD Application Team + * @version V1.3.0 + * @date 31-January-2014 + * @brief This file contains all the functions prototypes for the IWDG + * firmware library. + ****************************************************************************** + * @attention + * + * <h2><center>© COPYRIGHT 2014 STMicroelectronics</center></h2> + * + * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); + * You may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.st.com/software_license_agreement_liberty_v2 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L1xx_IWDG_H +#define __STM32L1xx_IWDG_H + +#ifdef __cplusplus + extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l1xx.h" + +/** @addtogroup STM32L1xx_StdPeriph_Driver + * @{ + */ + +/** @addtogroup IWDG + * @{ + */ + +/* Exported types ------------------------------------------------------------*/ +/* Exported constants --------------------------------------------------------*/ + +/** @defgroup IWDG_Exported_Constants + * @{ + */ + +/** @defgroup IWDG_WriteAccess + * @{ + */ + +#define IWDG_WriteAccess_Enable ((uint16_t)0x5555) +#define IWDG_WriteAccess_Disable ((uint16_t)0x0000) +#define IS_IWDG_WRITE_ACCESS(ACCESS) (((ACCESS) == IWDG_WriteAccess_Enable) || \ + ((ACCESS) == IWDG_WriteAccess_Disable)) +/** + * @} + */ + +/** @defgroup IWDG_prescaler + * @{ + */ + +#define IWDG_Prescaler_4 ((uint8_t)0x00) +#define IWDG_Prescaler_8 ((uint8_t)0x01) +#define IWDG_Prescaler_16 ((uint8_t)0x02) +#define IWDG_Prescaler_32 ((uint8_t)0x03) +#define IWDG_Prescaler_64 ((uint8_t)0x04) +#define IWDG_Prescaler_128 ((uint8_t)0x05) +#define IWDG_Prescaler_256 ((uint8_t)0x06) +#define IS_IWDG_PRESCALER(PRESCALER) (((PRESCALER) == IWDG_Prescaler_4) || \ + ((PRESCALER) == IWDG_Prescaler_8) || \ + ((PRESCALER) == IWDG_Prescaler_16) || \ + ((PRESCALER) == IWDG_Prescaler_32) || \ + ((PRESCALER) == IWDG_Prescaler_64) || \ + ((PRESCALER) == IWDG_Prescaler_128)|| \ + ((PRESCALER) == IWDG_Prescaler_256)) +/** + * @} + */ + +/** @defgroup IWDG_Flag + * @{ + */ + +#define IWDG_FLAG_PVU ((uint16_t)0x0001) +#define IWDG_FLAG_RVU ((uint16_t)0x0002) +#define IS_IWDG_FLAG(FLAG) (((FLAG) == IWDG_FLAG_PVU) || ((FLAG) == IWDG_FLAG_RVU)) +#define IS_IWDG_RELOAD(RELOAD) ((RELOAD) <= 0xFFF) +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/* Exported functions ------------------------------------------------------- */ + +/* Prescaler and Counter configuration functions ******************************/ +void IWDG_WriteAccessCmd(uint16_t IWDG_WriteAccess); +void IWDG_SetPrescaler(uint8_t IWDG_Prescaler); +void IWDG_SetReload(uint16_t Reload); +void IWDG_ReloadCounter(void); + +/* IWDG activation function ***************************************************/ +void IWDG_Enable(void); + +/* Flag management function ***************************************************/ +FlagStatus IWDG_GetFlagStatus(uint16_t IWDG_FLAG); + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L1xx_IWDG_H */ + +/** + * @} + */ + +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/