Test of the Nucleo boards standby mode. sleep() and deepsleep() use the STM32 SLEEP and STOP modes. This uses the 3rd low power mode STANDBY. Utilises the WakeUp code here: https://developer.mbed.org/users/Sissors/code/WakeUp/ Adds a ClearWakeUp so that Standby can be entered repeatedly.
Diff: rtc_wakeup.h
- Revision:
- 1:085a87258f10
- Parent:
- 0:1ecaa40f74d0
--- a/rtc_wakeup.h Sat May 07 11:51:56 2016 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,305 +0,0 @@ -/** - * @brief Enable the RTC WakeUp Timer peripheral. - * @param __HANDLE__: specifies the RTC handle. - * @retval None - */ -#define __HAL_RTC_WAKEUPTIMER_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= (RTC_CR_WUTE)) - -/** - * @brief Disable the RTC WakeUp Timer peripheral. - * @param __HANDLE__: specifies the RTC handle. - * @retval None - */ -#define __HAL_RTC_WAKEUPTIMER_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~(RTC_CR_WUTE)) - -/** - * @brief Enable the RTC WakeUpTimer interrupt. - * @param __HANDLE__: specifies the RTC handle. - * @param __INTERRUPT__: specifies the RTC WakeUpTimer interrupt sources to be enabled. - * This parameter can be: - * @arg RTC_IT_WUT: WakeUpTimer interrupt - * @retval None - */ -#define __HAL_RTC_WAKEUPTIMER_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR |= (__INTERRUPT__)) - -/** - * @brief Disable the RTC WakeUpTimer interrupt. - * @param __HANDLE__: specifies the RTC handle. - * @param __INTERRUPT__: specifies the RTC WakeUpTimer interrupt sources to be disabled. - * This parameter can be: - * @arg RTC_IT_WUT: WakeUpTimer interrupt - * @retval None - */ -#define __HAL_RTC_WAKEUPTIMER_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR &= ~(__INTERRUPT__)) - -/** - * @brief Check whether the specified RTC WakeUpTimer interrupt has occurred or not. - * @param __HANDLE__: specifies the RTC handle. - * @param __INTERRUPT__: specifies the RTC WakeUpTimer interrupt to check. - * This parameter can be: - * @arg RTC_IT_WUT: WakeUpTimer interrupt - * @retval None - */ -#define __HAL_RTC_WAKEUPTIMER_GET_IT(__HANDLE__, __INTERRUPT__) (((((__HANDLE__)->Instance->ISR) & ((__INTERRUPT__)>> 4)) != RESET) ? SET : RESET) - -/** - * @brief Check whether the specified RTC Wake Up timer interrupt has been enabled or not. - * @param __HANDLE__: specifies the RTC handle. - * @param __INTERRUPT__: specifies the RTC Wake Up timer interrupt sources to check. - * This parameter can be: - * @arg RTC_IT_WUT: WakeUpTimer interrupt - * @retval None - */ -#define __HAL_RTC_WAKEUPTIMER_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) (((((__HANDLE__)->Instance->CR) & (__INTERRUPT__)) != RESET) ? SET : RESET) - -/** - * @brief Get the selected RTC WakeUpTimer's flag status. - * @param __HANDLE__: specifies the RTC handle. - * @param __FLAG__: specifies the RTC WakeUpTimer Flag is pending or not. - * This parameter can be: - * @arg RTC_FLAG_WUTF - * @arg RTC_FLAG_WUTWF - * @retval None - */ -#define __HAL_RTC_WAKEUPTIMER_GET_FLAG(__HANDLE__, __FLAG__) (((((__HANDLE__)->Instance->ISR) & (__FLAG__)) != RESET) ? SET : RESET) - -/** - * @brief Clear the RTC Wake Up timer's pending flags. - * @param __HANDLE__: specifies the RTC handle. - * @param __FLAG__: specifies the RTC WakeUpTimer Flag to clear. - * This parameter can be: - * @arg RTC_FLAG_WUTF - * @retval None - */ -#define __HAL_RTC_WAKEUPTIMER_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ISR) = (~(((__FLAG__) | RTC_ISR_INIT)& 0x0000FFFF)|((__HANDLE__)->Instance->ISR & RTC_ISR_INIT)) - -/* WAKE-UP TIMER EXTI */ -/* ------------------ */ -/** - * @brief Enable interrupt on the RTC WakeUp Timer associated Exti line. - * @retval None - */ -#define __HAL_RTC_WAKEUPTIMER_EXTI_ENABLE_IT() (EXTI->IMR |= RTC_EXTI_LINE_WAKEUPTIMER_EVENT) - -/** - * @brief Disable interrupt on the RTC WakeUp Timer associated Exti line. - * @retval None - */ -#define __HAL_RTC_WAKEUPTIMER_EXTI_DISABLE_IT() (EXTI->IMR &= ~(RTC_EXTI_LINE_WAKEUPTIMER_EVENT)) - -/** - * @brief Enable event on the RTC WakeUp Timer associated Exti line. - * @retval None. - */ -#define __HAL_RTC_WAKEUPTIMER_EXTI_ENABLE_EVENT() (EXTI->EMR |= RTC_EXTI_LINE_WAKEUPTIMER_EVENT) - -/** - * @brief Disable event on the RTC WakeUp Timer associated Exti line. - * @retval None. - */ -#define __HAL_RTC_WAKEUPTIMER_EXTI_DISABLE_EVENT() (EXTI->EMR &= ~(RTC_EXTI_LINE_WAKEUPTIMER_EVENT)) - -/** - * @brief Enable falling edge trigger on the RTC WakeUp Timer associated Exti line. - * @retval None. - */ -#define __HAL_RTC_WAKEUPTIMER_EXTI_ENABLE_FALLING_EDGE() (EXTI->FTSR |= RTC_EXTI_LINE_WAKEUPTIMER_EVENT) - -/** - * @brief Disable falling edge trigger on the RTC WakeUp Timer associated Exti line. - * @retval None. - */ -#define __HAL_RTC_WAKEUPTIMER_EXTI_DISABLE_FALLING_EDGE() (EXTI->FTSR &= ~(RTC_EXTI_LINE_WAKEUPTIMER_EVENT)) - -/** - * @brief Enable rising edge trigger on the RTC WakeUp Timer associated Exti line. - * @retval None. - */ -#define __HAL_RTC_WAKEUPTIMER_EXTI_ENABLE_RISING_EDGE() (EXTI->RTSR |= RTC_EXTI_LINE_WAKEUPTIMER_EVENT) - -/** - * @brief Disable rising edge trigger on the RTC WakeUp Timer associated Exti line. - * @retval None. - */ -#define __HAL_RTC_WAKEUPTIMER_EXTI_DISABLE_RISING_EDGE() (EXTI->RTSR &= ~(RTC_EXTI_LINE_WAKEUPTIMER_EVENT)) - -/** - * @brief Enable rising & falling edge trigger on the RTC WakeUp Timer associated Exti line. - * @retval None. - */ -#define __HAL_RTC_WAKEUPTIMER_EXTI_ENABLE_RISING_FALLING_EDGE() __HAL_RTC_WAKEUPTIMER_EXTI_ENABLE_RISING_EDGE();__HAL_RTC_WAKEUPTIMER_EXTI_ENABLE_FALLING_EDGE(); - -/** - * @brief Disable rising & falling edge trigger on the RTC WakeUp Timer associated Exti line. - * This parameter can be: - * @retval None. - */ -#define __HAL_RTC_WAKEUPTIMER_EXTI_DISABLE_RISING_FALLING_EDGE() __HAL_RTC_WAKEUPTIMER_EXTI_DISABLE_RISING_EDGE();__HAL_RTC_WAKEUPTIMER_EXTI_DISABLE_FALLING_EDGE(); - -/** - * @brief Check whether the RTC WakeUp Timer associated Exti line interrupt flag is set or not. - * @retval Line Status. - */ -#define __HAL_RTC_WAKEUPTIMER_EXTI_GET_FLAG() (EXTI->PR & RTC_EXTI_LINE_WAKEUPTIMER_EVENT) - -/** - * @brief Clear the RTC WakeUp Timer associated Exti line flag. - * @retval None. - */ -#define __HAL_RTC_WAKEUPTIMER_EXTI_CLEAR_FLAG() (EXTI->PR = RTC_EXTI_LINE_WAKEUPTIMER_EVENT) - -/** - * @brief Generate a Software interrupt on the RTC WakeUp Timer associated Exti line. - * @retval None. - */ -#define __HAL_RTC_WAKEUPTIMER_EXTI_GENERATE_SWIT() (EXTI->SWIER |= RTC_EXTI_LINE_WAKEUPTIMER_EVENT) - - -/** @defgroup RTCEx_Backup_Registers_Definitions RTCEx Backup Registers Definition - * @{ - */ -#define RTC_BKP_DR0 ((uint32_t)0x00000000) -#define RTC_BKP_DR1 ((uint32_t)0x00000001) -#define RTC_BKP_DR2 ((uint32_t)0x00000002) -#define RTC_BKP_DR3 ((uint32_t)0x00000003) -#define RTC_BKP_DR4 ((uint32_t)0x00000004) -/** - * @} - */ -/* !defined(STM32F030x6) && !defined(STM32F030x8) && !defined(STM32F030xC) && !defined(STM32F070x6) && !defined(STM32F070xB) */ - -/** @defgroup RTCEx_Time_Stamp_Edges_definitions RTCEx Time Stamp Edges definition - * @{ - */ -#define RTC_TIMESTAMPEDGE_RISING ((uint32_t)0x00000000) -#define RTC_TIMESTAMPEDGE_FALLING ((uint32_t)0x00000008) - -/** - * @} - */ - -/** @defgroup RTCEx_TimeStamp_Pin_Selections RTCEx TimeStamp Pin Selection - * @{ - */ -#define RTC_TIMESTAMPPIN_DEFAULT ((uint32_t)0x00000000) - -/** - * @} - */ - - -/** @defgroup RTCEx_Tamper_Pins_Definitions RTCEx Tamper Pins Definition - * @{ - */ -#define RTC_TAMPER_1 RTC_TAFCR_TAMP1E -#define RTC_TAMPER_2 RTC_TAFCR_TAMP2E -#if defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) || defined(STM32F091xC) || defined(STM32F098xx) -#define RTC_TAMPER_3 RTC_TAFCR_TAMP3E -#endif - -/** - * @} - */ - - - -/** @defgroup RTCEx_Tamper_Trigger_Definitions RTCEx Tamper Trigger Definition - * @{ - */ -#define RTC_TAMPERTRIGGER_RISINGEDGE ((uint32_t)0x00000000) -#define RTC_TAMPERTRIGGER_FALLINGEDGE ((uint32_t)0x00000002) -#define RTC_TAMPERTRIGGER_LOWLEVEL RTC_TAMPERTRIGGER_RISINGEDGE -#define RTC_TAMPERTRIGGER_HIGHLEVEL RTC_TAMPERTRIGGER_FALLINGEDGE - - -/** - * @} - */ - -/** @defgroup RTCEx_Tamper_Filter_Definitions RTCEx Tamper Filter Definition - * @{ - */ -#define RTC_TAMPERFILTER_DISABLE ((uint32_t)0x00000000) /*!< Tamper filter is disabled */ - -#define RTC_TAMPERFILTER_2SAMPLE ((uint32_t)0x00000800) /*!< Tamper is activated after 2 - consecutive samples at the active level */ -#define RTC_TAMPERFILTER_4SAMPLE ((uint32_t)0x00001000) /*!< Tamper is activated after 4 - consecutive samples at the active level */ -#define RTC_TAMPERFILTER_8SAMPLE ((uint32_t)0x00001800) /*!< Tamper is activated after 8 - consecutive samples at the active level. */ - -/** - * @} - */ - -/** @defgroup RTCEx_Tamper_Sampling_Frequencies_Definitions RTCEx Tamper Sampling Frequencies Definition - * @{ - */ -#define RTC_TAMPERSAMPLINGFREQ_RTCCLK_DIV32768 ((uint32_t)0x00000000) /*!< Each of the tamper inputs are sampled - with a frequency = RTCCLK / 32768 */ -#define RTC_TAMPERSAMPLINGFREQ_RTCCLK_DIV16384 ((uint32_t)0x00000100) /*!< Each of the tamper inputs are sampled - with a frequency = RTCCLK / 16384 */ -#define RTC_TAMPERSAMPLINGFREQ_RTCCLK_DIV8192 ((uint32_t)0x00000200) /*!< Each of the tamper inputs are sampled - with a frequency = RTCCLK / 8192 */ -#define RTC_TAMPERSAMPLINGFREQ_RTCCLK_DIV4096 ((uint32_t)0x00000300) /*!< Each of the tamper inputs are sampled - with a frequency = RTCCLK / 4096 */ -#define RTC_TAMPERSAMPLINGFREQ_RTCCLK_DIV2048 ((uint32_t)0x00000400) /*!< Each of the tamper inputs are sampled - with a frequency = RTCCLK / 2048 */ -#define RTC_TAMPERSAMPLINGFREQ_RTCCLK_DIV1024 ((uint32_t)0x00000500) /*!< Each of the tamper inputs are sampled - with a frequency = RTCCLK / 1024 */ -#define RTC_TAMPERSAMPLINGFREQ_RTCCLK_DIV512 ((uint32_t)0x00000600) /*!< Each of the tamper inputs are sampled - with a frequency = RTCCLK / 512 */ -#define RTC_TAMPERSAMPLINGFREQ_RTCCLK_DIV256 ((uint32_t)0x00000700) /*!< Each of the tamper inputs are sampled - with a frequency = RTCCLK / 256 */ - -/** - * @} - */ - -/** @defgroup RTCEx_Tamper_Pin_Precharge_Duration_Definitions RTCEx Tamper Pin Precharge Duration Definition - * @{ - */ -#define RTC_TAMPERPRECHARGEDURATION_1RTCCLK ((uint32_t)0x00000000) /*!< Tamper pins are pre-charged before - sampling during 1 RTCCLK cycle */ -#define RTC_TAMPERPRECHARGEDURATION_2RTCCLK ((uint32_t)0x00002000) /*!< Tamper pins are pre-charged before - sampling during 2 RTCCLK cycles */ -#define RTC_TAMPERPRECHARGEDURATION_4RTCCLK ((uint32_t)0x00004000) /*!< Tamper pins are pre-charged before - sampling during 4 RTCCLK cycles */ -#define RTC_TAMPERPRECHARGEDURATION_8RTCCLK ((uint32_t)0x00006000) /*!< Tamper pins are pre-charged before - sampling during 8 RTCCLK cycles */ - -/** - * @} - */ - -/** @defgroup RTCEx_Tamper_TimeStampOnTamperDetection_Definitions RTCEx Tamper TimeStampOnTamperDetection Definition - * @{ - */ -#define RTC_TIMESTAMPONTAMPERDETECTION_ENABLE ((uint32_t)RTC_TAFCR_TAMPTS) /*!< TimeStamp on Tamper Detection event saved */ -#define RTC_TIMESTAMPONTAMPERDETECTION_DISABLE ((uint32_t)0x00000000) /*!< TimeStamp on Tamper Detection event is not saved */ - -/** - * @} - */ - -/** @defgroup RTCEx_Tamper_Pull_UP_Definitions RTCEx Tamper Pull UP Definition - * @{ - */ -#define RTC_TAMPER_PULLUP_ENABLE ((uint32_t)0x00000000) /*!< Tamper pins are pre-charged before sampling */ -#define RTC_TAMPER_PULLUP_DISABLE ((uint32_t)RTC_TAFCR_TAMPPUDIS) /*!< TimeStamp on Tamper Detection event is not saved */ - -/** - * @} - */ - -/** @defgroup RTCEx_Wakeup_Timer_Definitions RTCEx Wakeup Timer Definition - * @{ - */ -#define RTC_WAKEUPCLOCK_RTCCLK_DIV16 ((uint32_t)0x00000000) -#define RTC_WAKEUPCLOCK_RTCCLK_DIV8 ((uint32_t)0x00000001) -#define RTC_WAKEUPCLOCK_RTCCLK_DIV4 ((uint32_t)0x00000002) -#define RTC_WAKEUPCLOCK_RTCCLK_DIV2 ((uint32_t)0x00000003) -#define RTC_WAKEUPCLOCK_CK_SPRE_16BITS ((uint32_t)0x00000004) -#define RTC_WAKEUPCLOCK_CK_SPRE_17BITS ((uint32_t)0x00000006) - -