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Superseded
This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.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.
targets/hal/TARGET_STM/TARGET_NUCLEO_F103RB/sleep.c
- Committer:
- mbed_official
- Date:
- 2014-01-07
- Revision:
- 70:c1fbde68b492
- Parent:
- 60:142c6c6f5949
- Child:
- 84:f54042cbc282
File content as of revision 70:c1fbde68b492:
/* 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" #include "cmsis.h" // This function is only necessary if the HSE is used. /* static void SYSCLKConfig_STOP(void) { ErrorStatus HSEStartUpStatus; RCC_HSEConfig(RCC_HSE_ON); // Enable HSE HSEStartUpStatus = RCC_WaitForHSEStartUp(); // Wait till HSE is ready if (HSEStartUpStatus == SUCCESS) { RCC_PLLCmd(ENABLE); // Enable PLL while(RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET) {} // Wait till PLL is ready RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK); // Select PLL as system clock source while(RCC_GetSYSCLKSource() != 0x08) {} // Wait till PLL is used as system clock source } } */ void sleep(void) { SCB->SCR = 0; // Normal sleep mode for ARM core __WFI(); } void deepsleep(void) { // Enable PWR clock RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR, ENABLE); // Request to enter STOP mode with regulator in low power mode PWR_EnterSTOPMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI); // At this stage the system has resumed from STOP mode. // Re-configure the system clock: enable HSE, PLL and select // PLL as system clock source (because HSE and PLL are disabled in STOP mode). //SYSCLKConfig_STOP(); }