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Diff: TARGET_TB_SENSE_12/TOOLCHAIN_ARM_STD/em_rtc.h
- Revision:
- 171:3a7713b1edbc
- Parent:
- 160:5571c4ff569f
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TARGET_TB_SENSE_12/TOOLCHAIN_ARM_STD/em_rtc.h Thu Nov 08 11:45:42 2018 +0000 @@ -0,0 +1,223 @@ +/***************************************************************************//** + * @file em_rtc.h + * @brief Real Time Counter (RTC) peripheral API + * @version 5.3.3 + ******************************************************************************* + * # License + * <b>Copyright 2016 Silicon Laboratories, Inc. http://www.silabs.com</b> + ******************************************************************************* + * + * Permission is granted to anyone to use this software for any purpose, + * including commercial applications, and to alter it and redistribute it + * freely, subject to the following restrictions: + * + * 1. The origin of this software must not be misrepresented; you must not + * claim that you wrote the original software. + * 2. Altered source versions must be plainly marked as such, and must not be + * misrepresented as being the original software. + * 3. This notice may not be removed or altered from any source distribution. + * + * DISCLAIMER OF WARRANTY/LIMITATION OF REMEDIES: Silicon Labs has no + * obligation to support this Software. Silicon Labs is providing the + * Software "AS IS", with no express or implied warranties of any kind, + * including, but not limited to, any implied warranties of merchantability + * or fitness for any particular purpose or warranties against infringement + * of any proprietary rights of a third party. + * + * Silicon Labs will not be liable for any consequential, incidental, or + * special damages, or any other relief, or for any claim by any third party, + * arising from your use of this Software. + * + ******************************************************************************/ + +#ifndef EM_RTC_H +#define EM_RTC_H + +#include "em_device.h" +#if defined(RTC_COUNT) && (RTC_COUNT > 0) + +#include <stdbool.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/***************************************************************************//** + * @addtogroup emlib + * @{ + ******************************************************************************/ + +/***************************************************************************//** + * @addtogroup RTC + * @{ + ******************************************************************************/ + +/******************************************************************************* + ******************************* STRUCTS *********************************** + ******************************************************************************/ + +/** RTC initialization structure. */ +typedef struct { + bool enable; /**< Start counting when init completed. */ + bool debugRun; /**< Counter shall keep running during debug halt. */ + bool comp0Top; /**< Use compare register 0 as max count value. */ +} RTC_Init_TypeDef; + +/** Suggested default config for RTC init structure. */ +#define RTC_INIT_DEFAULT \ + { \ + true, /* Start counting when init done */ \ + false, /* Disable updating during debug halt */ \ + true /* Restart counting from 0 when reaching COMP0 */ \ + } + +/******************************************************************************* + ***************************** PROTOTYPES ********************************** + ******************************************************************************/ + +uint32_t RTC_CompareGet(unsigned int comp); +void RTC_CompareSet(unsigned int comp, uint32_t value); + +/***************************************************************************//** + * @brief + * Get RTC counter value. + * + * @return + * Current RTC counter value. + ******************************************************************************/ +__STATIC_INLINE uint32_t RTC_CounterGet(void) +{ + return RTC->CNT; +} + +#if !defined(_EFM32_GECKO_FAMILY) +/***************************************************************************//** + * @brief + * Set the RTC counter value. + * + * @param[in] value + * The new RTC counter value. + ******************************************************************************/ +__STATIC_INLINE void RTC_CounterSet(uint32_t value) +{ + RTC->CNT = value; +} +#endif + +void RTC_CounterReset(void); +void RTC_Enable(bool enable); +#if defined(_RTC_FREEZE_MASK) +void RTC_FreezeEnable(bool enable); +#endif +void RTC_Init(const RTC_Init_TypeDef *init); + +/***************************************************************************//** + * @brief + * Clear one or more pending RTC interrupts. + * + * @param[in] flags + * RTC interrupt sources to clear. Use a set of interrupt flags OR-ed + * together to clear multiple interrupt sources for the RTC module + * (RTC_IFS_nnn). + ******************************************************************************/ +__STATIC_INLINE void RTC_IntClear(uint32_t flags) +{ + RTC->IFC = flags; +} + +/***************************************************************************//** + * @brief + * Disable one or more RTC interrupts. + * + * @param[in] flags + * RTC interrupt sources to disable. Use a set of interrupt flags OR-ed + * together to disable multiple interrupt sources for the RTC module + * (RTC_IFS_nnn). + ******************************************************************************/ +__STATIC_INLINE void RTC_IntDisable(uint32_t flags) +{ + RTC->IEN &= ~flags; +} + +/***************************************************************************//** + * @brief + * Enable one or more RTC interrupts. + * + * @note + * Depending on the use, a pending interrupt may already be set prior to + * enabling the interrupt. Consider using RTC_IntClear() prior to enabling + * if such a pending interrupt should be ignored. + * + * @param[in] flags + * RTC interrupt sources to enable. Use a set of interrupt flags OR-ed + * together to set multiple interrupt sources for the RTC module + * (RTC_IFS_nnn). + ******************************************************************************/ +__STATIC_INLINE void RTC_IntEnable(uint32_t flags) +{ + RTC->IEN |= flags; +} + +/***************************************************************************//** + * @brief + * Get pending RTC interrupt flags. + * + * @note + * The event bits are not cleared by the use of this function. + * + * @return + * Pending RTC interrupt sources. Returns a set of interrupt flags OR-ed + * together for multiple interrupt sources in the RTC module (RTC_IFS_nnn). + ******************************************************************************/ +__STATIC_INLINE uint32_t RTC_IntGet(void) +{ + return RTC->IF; +} + +/***************************************************************************//** + * @brief + * Get enabled and pending RTC interrupt flags. + * Useful for handling more interrupt sources in the same interrupt handler. + * + * @note + * Interrupt flags are not cleared by the use of this function. + * + * @return + * Pending and enabled RTC interrupt sources + * The return value is the bitwise AND of + * - the enabled interrupt sources in RTC_IEN and + * - the pending interrupt flags RTC_IF + ******************************************************************************/ +__STATIC_INLINE uint32_t RTC_IntGetEnabled(void) +{ + uint32_t ien; + + ien = RTC->IEN; + return RTC->IF & ien; +} + +/***************************************************************************//** + * @brief + * Set one or more pending RTC interrupts from SW. + * + * @param[in] flags + * RTC interrupt sources to set to pending. Use a set of interrupt flags + * OR-ed together to set multiple interrupt sources for the RTC module + * (RTC_IFS_nnn). + ******************************************************************************/ +__STATIC_INLINE void RTC_IntSet(uint32_t flags) +{ + RTC->IFS = flags; +} + +void RTC_Reset(void); + +/** @} (end addtogroup RTC) */ +/** @} (end addtogroup emlib) */ + +#ifdef __cplusplus +} +#endif + +#endif /* defined(RTC_COUNT) && (RTC_COUNT > 0) */ +#endif /* EM_RTC_H */