Guido Grassel / mbed-src

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Dependents:   Seeed_Barometer_Sensor_Example

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targets/hal/TARGET_STM/TARGET_NUCLEO_F030R8/sleep.c@385:29cfbec5cd8b, 2014-11-04 (annotated)

Committer:
grassel
Date:
Tue Nov 04 18:57:50 2014 +0000
Revision:
385:29cfbec5cd8b
Parent:
340:28d1f895c6fe 
working, thanks to the fix provided by  Yihui Xiong at https://developer.mbed.org/questions/5107/Arch-BLE-I2C-working/#answer5390

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 77:b5886236e6f0 1 /* mbed Microcontroller Library
mbed_official 77:b5886236e6f0 2 *******************************************************************************
mbed_official 77:b5886236e6f0 3 * Copyright (c) 2014, STMicroelectronics
mbed_official 77:b5886236e6f0 4 * All rights reserved.
mbed_official 77:b5886236e6f0 5 *
mbed_official 77:b5886236e6f0 6 * Redistribution and use in source and binary forms, with or without
mbed_official 77:b5886236e6f0 7 * modification, are permitted provided that the following conditions are met:
mbed_official 77:b5886236e6f0 8 *
mbed_official 77:b5886236e6f0 9 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 77:b5886236e6f0 10 * this list of conditions and the following disclaimer.
mbed_official 77:b5886236e6f0 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 77:b5886236e6f0 12 * this list of conditions and the following disclaimer in the documentation
mbed_official 77:b5886236e6f0 13 * and/or other materials provided with the distribution.
mbed_official 77:b5886236e6f0 14 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 77:b5886236e6f0 15 * may be used to endorse or promote products derived from this software
mbed_official 77:b5886236e6f0 16 * without specific prior written permission.
mbed_official 77:b5886236e6f0 17 *
mbed_official 77:b5886236e6f0 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 77:b5886236e6f0 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 77:b5886236e6f0 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 77:b5886236e6f0 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 77:b5886236e6f0 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 77:b5886236e6f0 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 77:b5886236e6f0 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 77:b5886236e6f0 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 77:b5886236e6f0 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 77:b5886236e6f0 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 77:b5886236e6f0 28 *******************************************************************************
mbed_official 77:b5886236e6f0 29 */
mbed_official 77:b5886236e6f0 30 #include "sleep_api.h"
mbed_official 166:cb4253f91ada 31
mbed_official 166:cb4253f91ada 32 #if DEVICE_SLEEP
mbed_official 166:cb4253f91ada 33
mbed_official 77:b5886236e6f0 34 #include "cmsis.h"
mbed_official 77:b5886236e6f0 35
mbed_official 216:577900467c9e 36 void sleep(void) {
mbed_official 340:28d1f895c6fe 37 // Stop HAL systick
mbed_official 340:28d1f895c6fe 38 HAL_SuspendTick();
mbed_official 340:28d1f895c6fe 39 // Request to enter SLEEP mode
mbed_official 340:28d1f895c6fe 40 HAL_PWR_EnterSLEEPMode(PWR_MAINREGULATOR_ON, PWR_SLEEPENTRY_WFI);
mbed_official 340:28d1f895c6fe 41 // Restart HAL systick
mbed_official 340:28d1f895c6fe 42 HAL_ResumeTick();
mbed_official 77:b5886236e6f0 43 }
mbed_official 77:b5886236e6f0 44
mbed_official 216:577900467c9e 45 void deepsleep(void) {
mbed_official 340:28d1f895c6fe 46 // Request to enter STOP mode with regulator in low power mode
mbed_official 340:28d1f895c6fe 47 HAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON, PWR_STOPENTRY_WFI);
mbed_official 216:577900467c9e 48
mbed_official 340:28d1f895c6fe 49 HAL_InitTick(TICK_INT_PRIORITY);
mbed_official 340:28d1f895c6fe 50
mbed_official 166:cb4253f91ada 51 // After wake-up from STOP reconfigure the PLL
mbed_official 166:cb4253f91ada 52 SetSysClock();
mbed_official 340:28d1f895c6fe 53
mbed_official 340:28d1f895c6fe 54 HAL_InitTick(TICK_INT_PRIORITY);
mbed_official 77:b5886236e6f0 55 }
mbed_official 166:cb4253f91ada 56
mbed_official 166:cb4253f91ada 57 #endif