STM32L4实时时钟模块(RTC)介绍
The RTC remains active what ever the low power mode ? Sleep, Stop 1 2, Standby, Shutdown ? When enabled, 5 events can exit the device from low power modes: ? Alarm A ? Alarm B ? Wakeup ? Tamper 1/ 2 / 3 ? TimeStamp ? The RTC remains active in VBAT mode (VDD off) when ...
1.0 μA Stop 2 mode, 1.28 μA with RTC 84 μA/MHz run mode Batch acquisition mode (BAM) 4 μs wakeup from Stop mode Brown out reset (BOR) Interconnect matrix Core: Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™) allowing 0-wa...
25 nA Shutdown mode (5 wakeup pins) 108 nA Standby mode (5 wakeup pins) 426 nA Standby mode with RTC 2.57 µA Stop 2 mode, 2.86 µA Stop 2 with RTC 91 µA/MHz run mode (LDO mode) 37 μA/MHz run mode (at 3.3 V SMPS mode) ...
if (HAL_RTCEx_SetWakeUpTimer_IT(&hrtc, 10000, RTC_WAKEUPCLOCK_RTCCLK_DIV16) != HAL_OK) { Error_Handler(); } DBGMCU->CR |= DBGMCU_CR_DBG_STOP; /* 为了能够在停止模式下调试 */ 1. 2. 3. 4. 5. 6. 在需要休眠之前,我们还需要做一些工作,比如释放掉用不到的GPIO,外设等资源,进一...
__HAL_RTC_WAKEUPTIMER_EXTI_CLEAR_FLAG();__HAL_RTC_TIMESTAMP_CLEAR_FLAG(&hrtc, RTC_FLAG_TSF...
280 nA Standby mode with RTC 1.0 μA Stop 2 mode, 1.28 μA with RTC 84 μA/MHz run mode Batch acquisition mode (BAM) 4μs wakeup from Stop mode Brown out reset (BOR) Interconnect matrix Core: Arm 32-bit Cortex-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator) allow...
WakeUpTimer定时器产生的中断将STM32从STOP低功耗模式下唤醒 芯片:STM32L071CB开发环境:STM32CubeMX + keil5.33使用实时时钟RTC的 WakeUpTimer定时器产生的中断将STM32从STOP低功耗模式下唤醒。STOP模式 mingodong 2021-08-12 06:54:46 STM32L低功耗模式下唤醒时间的测量 0_V1.9.0\Projects\STM32L053C8-...
1.0 μA Stop 2 mode, 1.28 μA with RTC 84 μA/MHz run mode Batch acquisition mode (BAM) 4 μs wakeup from Stop mode Brown out reset (BOR) Interconnect matrix Core: Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™) allowing 0-wa...
(2 wakeup pins) – 28 nA Standby mode (2 wakeup pins) – 280 nA Standby mode with RTC – 1.0 µA Stop 2 mode, 1.28 µA with RTC – 84 µA/MHz run mode – Batch acquisition mode (BAM) – 4 µs wakeup from Stop mode – Brown out reset (BOR) – Interconnect matrix ...