mbed library sources
Dependents: Freedman_v2 Nucleo_i2c_OLED_BME280_copy
Fork of mbed-src by
targets/hal/TARGET_STM/TARGET_STM32L1/sleep.c
- Committer:
- mbed_official
- Date:
- 2015-03-24
- Revision:
- 496:543871686697
- Parent:
- targets/hal/TARGET_STM/TARGET_NUCLEO_L152RE/sleep.c@ 354:e67efb2aab0e
- Child:
- 522:aee49fe30179
File content as of revision 496:543871686697:
/* mbed Microcontroller Library ******************************************************************************* * Copyright (c) 2014, STMicroelectronics * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * 3. Neither the name of STMicroelectronics nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ******************************************************************************* */ #include "sleep_api.h" #if DEVICE_SLEEP #include "cmsis.h" static TIM_HandleTypeDef TimMasterHandle; void sleep(void) { // Disable HAL tick interrupt TimMasterHandle.Instance = TIM5; __HAL_TIM_DISABLE_IT(&TimMasterHandle, TIM_IT_CC2); // Request to enter SLEEP mode HAL_PWR_EnterSLEEPMode(PWR_MAINREGULATOR_ON, PWR_SLEEPENTRY_WFI); // Enable HAL tick interrupt __HAL_TIM_ENABLE_IT(&TimMasterHandle, TIM_IT_CC2); } void deepsleep(void) { // Disable HAL tick interrupt TimMasterHandle.Instance = TIM5; __HAL_TIM_DISABLE_IT(&TimMasterHandle, TIM_IT_CC2); // Request to enter STOP mode with regulator in low power mode HAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON, PWR_STOPENTRY_WFI); // After wake-up from STOP reconfigure the PLL SetSysClock(); // Enable HAL tick interrupt __HAL_TIM_ENABLE_IT(&TimMasterHandle, TIM_IT_CC2); } #endif