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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

targets/hal/TARGET_STM/TARGET_STM32F0/sleep.c@630:825f75ca301e, 2015-09-28 (annotated)

Committer:
mbed_official
Date:
Mon Sep 28 10:45:10 2015 +0100
Revision:
630:825f75ca301e
Parent:
469:fc4922e0c183 
Synchronized with git revision 54fbe4144faf309c37205a5d39fa665daa919f10



Full URL: https://github.com/mbedmicro/mbed/commit/54fbe4144faf309c37205a5d39fa665daa919f10/



NUCLEO_F031K6 : Add new target

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 469:fc4922e0c183 1 /* mbed Microcontroller Library
mbed_official 469:fc4922e0c183 2 *******************************************************************************
mbed_official 630:825f75ca301e 3 * Copyright (c) 2015, STMicroelectronics
mbed_official 469:fc4922e0c183 4 * All rights reserved.
mbed_official 469:fc4922e0c183 5 *
mbed_official 469:fc4922e0c183 6 * Redistribution and use in source and binary forms, with or without
mbed_official 469:fc4922e0c183 7 * modification, are permitted provided that the following conditions are met:
mbed_official 469:fc4922e0c183 8 *
mbed_official 469:fc4922e0c183 9 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 469:fc4922e0c183 10 * this list of conditions and the following disclaimer.
mbed_official 469:fc4922e0c183 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 469:fc4922e0c183 12 * this list of conditions and the following disclaimer in the documentation
mbed_official 469:fc4922e0c183 13 * and/or other materials provided with the distribution.
mbed_official 469:fc4922e0c183 14 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 469:fc4922e0c183 15 * may be used to endorse or promote products derived from this software
mbed_official 469:fc4922e0c183 16 * without specific prior written permission.
mbed_official 469:fc4922e0c183 17 *
mbed_official 469:fc4922e0c183 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 469:fc4922e0c183 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 469:fc4922e0c183 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 469:fc4922e0c183 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 469:fc4922e0c183 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 469:fc4922e0c183 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 469:fc4922e0c183 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 469:fc4922e0c183 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 469:fc4922e0c183 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 469:fc4922e0c183 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 469:fc4922e0c183 28 *******************************************************************************
mbed_official 469:fc4922e0c183 29 */
mbed_official 469:fc4922e0c183 30 #include "sleep_api.h"
mbed_official 469:fc4922e0c183 31
mbed_official 469:fc4922e0c183 32 #if DEVICE_SLEEP
mbed_official 469:fc4922e0c183 33
mbed_official 469:fc4922e0c183 34 #include "cmsis.h"
mbed_official 469:fc4922e0c183 35
mbed_official 469:fc4922e0c183 36 #if defined(TARGET_STM32F070RB)
mbed_official 630:825f75ca301e 37 void sleep(void) {
mbed_official 469:fc4922e0c183 38 TIM_HandleTypeDef TimMasterHandle;
mbed_official 469:fc4922e0c183 39
mbed_official 469:fc4922e0c183 40 TimMasterHandle.Instance = TIM1;
mbed_official 469:fc4922e0c183 41
mbed_official 469:fc4922e0c183 42 // Disable HAL tick and us_ticker update interrupts
mbed_official 469:fc4922e0c183 43 __HAL_TIM_DISABLE_IT(&TimMasterHandle, (TIM_IT_CC2 | TIM_IT_UPDATE));
mbed_official 469:fc4922e0c183 44
mbed_official 469:fc4922e0c183 45 // Request to enter SLEEP mode
mbed_official 469:fc4922e0c183 46 HAL_PWR_EnterSLEEPMode(PWR_MAINREGULATOR_ON, PWR_SLEEPENTRY_WFI);
mbed_official 469:fc4922e0c183 47
mbed_official 469:fc4922e0c183 48 // Enable HAL tick and us_ticker update interrupts
mbed_official 469:fc4922e0c183 49 __HAL_TIM_ENABLE_IT(&TimMasterHandle, (TIM_IT_CC2 | TIM_IT_UPDATE));
mbed_official 469:fc4922e0c183 50 }
mbed_official 469:fc4922e0c183 51
mbed_official 469:fc4922e0c183 52 #elif defined(TARGET_STM32F030R8) || defined (TARGET_STM32F051R8)
mbed_official 630:825f75ca301e 53 void sleep(void) {
mbed_official 469:fc4922e0c183 54 // Stop HAL systick
mbed_official 469:fc4922e0c183 55 HAL_SuspendTick();
mbed_official 469:fc4922e0c183 56 // Request to enter SLEEP mode
mbed_official 469:fc4922e0c183 57 HAL_PWR_EnterSLEEPMode(PWR_MAINREGULATOR_ON, PWR_SLEEPENTRY_WFI);
mbed_official 469:fc4922e0c183 58 // Restart HAL systick
mbed_official 469:fc4922e0c183 59 HAL_ResumeTick();
mbed_official 469:fc4922e0c183 60 }
mbed_official 469:fc4922e0c183 61
mbed_official 469:fc4922e0c183 62 #else
mbed_official 469:fc4922e0c183 63 static TIM_HandleTypeDef TimMasterHandle;
mbed_official 469:fc4922e0c183 64
mbed_official 630:825f75ca301e 65 void sleep(void) {
mbed_official 469:fc4922e0c183 66 TimMasterHandle.Instance = TIM2;
mbed_official 469:fc4922e0c183 67
mbed_official 469:fc4922e0c183 68 // Disable HAL tick interrupt
mbed_official 469:fc4922e0c183 69 __HAL_TIM_DISABLE_IT(&TimMasterHandle, TIM_IT_CC2);
mbed_official 469:fc4922e0c183 70
mbed_official 469:fc4922e0c183 71 // Request to enter SLEEP mode
mbed_official 469:fc4922e0c183 72 HAL_PWR_EnterSLEEPMode(PWR_MAINREGULATOR_ON, PWR_SLEEPENTRY_WFI);
mbed_official 469:fc4922e0c183 73
mbed_official 469:fc4922e0c183 74 // Enable HAL tick interrupt
mbed_official 469:fc4922e0c183 75 __HAL_TIM_ENABLE_IT(&TimMasterHandle, TIM_IT_CC2);
mbed_official 469:fc4922e0c183 76 }
mbed_official 469:fc4922e0c183 77 #endif
mbed_official 469:fc4922e0c183 78
mbed_official 469:fc4922e0c183 79 #if defined(TARGET_STM32F030R8) || defined (TARGET_STM32F051R8)
mbed_official 630:825f75ca301e 80 void deepsleep(void) {
mbed_official 469:fc4922e0c183 81 // Request to enter STOP mode with regulator in low power mode
mbed_official 469:fc4922e0c183 82 HAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON, PWR_STOPENTRY_WFI);
mbed_official 469:fc4922e0c183 83
mbed_official 469:fc4922e0c183 84 HAL_InitTick(TICK_INT_PRIORITY);
mbed_official 469:fc4922e0c183 85
mbed_official 469:fc4922e0c183 86 // After wake-up from STOP reconfigure the PLL
mbed_official 469:fc4922e0c183 87 SetSysClock();
mbed_official 469:fc4922e0c183 88
mbed_official 469:fc4922e0c183 89 HAL_InitTick(TICK_INT_PRIORITY);
mbed_official 469:fc4922e0c183 90 }
mbed_official 469:fc4922e0c183 91
mbed_official 469:fc4922e0c183 92 #else
mbed_official 630:825f75ca301e 93 void deepsleep(void) {
mbed_official 469:fc4922e0c183 94 // Request to enter STOP mode with regulator in low power mode
mbed_official 469:fc4922e0c183 95 HAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON, PWR_STOPENTRY_WFI);
mbed_official 469:fc4922e0c183 96
mbed_official 469:fc4922e0c183 97 // After wake-up from STOP reconfigure the PLL
mbed_official 469:fc4922e0c183 98 SetSysClock();
mbed_official 469:fc4922e0c183 99 }
mbed_official 469:fc4922e0c183 100 #endif
mbed_official 469:fc4922e0c183 101
mbed_official 469:fc4922e0c183 102 #endif