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mbed library sources

Dependents:   Encrypted my_mbed lklk CyaSSL_DTLS_Cellular ... more

Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.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_NUCLEO_F401RE/sleep.c@87:085cde657901, 2014-02-08 (annotated)

Committer:
mbed_official
Date:
Sat Feb 08 19:45:06 2014 +0000
Revision:
87:085cde657901
Child:
100:0412b5443284
Synchronized with git revision 9272cdeb45ec7e6077641536509413da8fd2ebc2



Full URL: https://github.com/mbedmicro/mbed/commit/9272cdeb45ec7e6077641536509413da8fd2ebc2/



Add NUCLEO_F401RE, improvements

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 87:085cde657901 1 /* mbed Microcontroller Library
mbed_official 87:085cde657901 2 *******************************************************************************
mbed_official 87:085cde657901 3 * Copyright (c) 2014, STMicroelectronics
mbed_official 87:085cde657901 4 * All rights reserved.
mbed_official 87:085cde657901 5 *
mbed_official 87:085cde657901 6 * Redistribution and use in source and binary forms, with or without
mbed_official 87:085cde657901 7 * modification, are permitted provided that the following conditions are met:
mbed_official 87:085cde657901 8 *
mbed_official 87:085cde657901 9 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 87:085cde657901 10 * this list of conditions and the following disclaimer.
mbed_official 87:085cde657901 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 87:085cde657901 12 * this list of conditions and the following disclaimer in the documentation
mbed_official 87:085cde657901 13 * and/or other materials provided with the distribution.
mbed_official 87:085cde657901 14 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 87:085cde657901 15 * may be used to endorse or promote products derived from this software
mbed_official 87:085cde657901 16 * without specific prior written permission.
mbed_official 87:085cde657901 17 *
mbed_official 87:085cde657901 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 87:085cde657901 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 87:085cde657901 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 87:085cde657901 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 87:085cde657901 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 87:085cde657901 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 87:085cde657901 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 87:085cde657901 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 87:085cde657901 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 87:085cde657901 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 87:085cde657901 28 *******************************************************************************
mbed_official 87:085cde657901 29 */
mbed_official 87:085cde657901 30 #include "sleep_api.h"
mbed_official 87:085cde657901 31 #include "cmsis.h"
mbed_official 87:085cde657901 32 #include "stm32f4xx_hal.h"
mbed_official 87:085cde657901 33
mbed_official 87:085cde657901 34 static TIM_HandleTypeDef TimMasterHandle;
mbed_official 87:085cde657901 35
mbed_official 87:085cde657901 36 void sleep(void)
mbed_official 87:085cde657901 37 {
mbed_official 87:085cde657901 38 // Disable us_ticker update interrupt
mbed_official 87:085cde657901 39 TimMasterHandle.Instance = TIM1;
mbed_official 87:085cde657901 40 __HAL_TIM_DISABLE_IT(&TimMasterHandle, TIM_IT_UPDATE);
mbed_official 87:085cde657901 41
mbed_official 87:085cde657901 42 // Request to enter SLEEP mode
mbed_official 87:085cde657901 43 HAL_PWR_EnterSLEEPMode(PWR_MAINREGULATOR_ON, PWR_SLEEPENTRY_WFI);
mbed_official 87:085cde657901 44
mbed_official 87:085cde657901 45 // Re-enable us_ticker update interrupt
mbed_official 87:085cde657901 46 __HAL_TIM_ENABLE_IT(&TimMasterHandle, TIM_IT_UPDATE);
mbed_official 87:085cde657901 47 }
mbed_official 87:085cde657901 48
mbed_official 87:085cde657901 49 void deepsleep(void)
mbed_official 87:085cde657901 50 {
mbed_official 87:085cde657901 51 // Disable us_ticker update interrupt
mbed_official 87:085cde657901 52 TimMasterHandle.Instance = TIM1;
mbed_official 87:085cde657901 53 __HAL_TIM_DISABLE_IT(&TimMasterHandle, TIM_IT_UPDATE);
mbed_official 87:085cde657901 54
mbed_official 87:085cde657901 55 // Request to enter STOP mode with regulator in low power mode
mbed_official 87:085cde657901 56 HAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON, PWR_STOPENTRY_WFI);
mbed_official 87:085cde657901 57
mbed_official 87:085cde657901 58 // Re-enable us_ticker update interrupt
mbed_official 87:085cde657901 59 __HAL_TIM_ENABLE_IT(&TimMasterHandle, TIM_IT_UPDATE);
mbed_official 87:085cde657901 60 }