Maintool / mbed-src-v4

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Fork of mbed-src by mbed official

targets/hal/TARGET_STM/TARGET_STM32L1/sleep.c@522:aee49fe30179, 2015-04-23 (annotated)

Committer:
mbed_official
Date:
Thu Apr 23 09:15:08 2015 +0100
Revision:
522:aee49fe30179
Parent:
496:543871686697 
Synchronized with git revision 809d8aa82baa0e196695d0c8bfec84e654676705



Full URL: https://github.com/mbedmicro/mbed/commit/809d8aa82baa0e196695d0c8bfec84e654676705/



commit 5390a0eb7fc28dda30993602652350fd0ad87df0

Merge: 7c4831f 3998966

Author: 0xc0170 <c0170@rocketmail.com>

Date:   Thu Apr 23 08:48:31 2015 +0100



    Merge branch 'master' of https://github.com/dudmuck/mbed into dudmuck-master



    Conflicts:

    	workspace_tools/export/uvision4.py



commit 3998966b1b130716855ac01142d8da917c3e1d2f

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Thu Apr 9 13:45:09 2015 -0700



    using defines for platform specific requirement



commit 755c5d9b0713768771d110468a6750abf506bb1c

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Wed Apr 8 14:59:47 2015 -0700



    added device ID for MOTE_L152RC



commit d812fb0002dbc1eea64984bdaf4c18b335979d7d

Merge: 6ad66e8 158cbeb

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Wed Apr 8 07:25:23 2015 -0700



    Merge remote-tracking branch 'upstream/master'



commit 6ad66e89d818e595a9327710a9c79bee078b067f

Merge: 14a1807 cfb9dd1

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Fri Mar 27 15:54:03 2015 -0700



    merged upstream



commit 14a18078ca11b4126779914b02df6b75225e1315

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Tue Mar 24 10:01:02 2015 -0700



    RTC subSeconds at 16384Hz



commit 32d75d04c18177b2fb823f011e002ec36190005a

Merge: bc84c03 ea01d61

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Tue Mar 24 09:59:43 2015 -0700



    Merge remote-tracking branch 'upstream/master'



commit bc84c03a37e10c819e55592aa1efcb621900460b

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Mon Mar 16 16:26:18 2015 -0700



    handle HSE-PLL enabled upone deepsleep wakeup



commit 11bfe693b9a03744b1624f943fa6ed0f6b05ede6

Merge: b7cec55 fdc75bf

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Mon Mar 16 14:37:11 2015 -0700



    Merge remote-tracking branch 'upstream/master'



commit b7cec55d08020fd007046ea93f0ed968e0fb953e

Merge: c5b61f5 4b74c54

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Mon Mar 9 13:15:56 2015 -0700



    syncd with upstream



commit c5b61f5c1d366a789b426f9147cee3fc6e8cd6e3

Merge: c16a115 9d2fd3e

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Tue Mar 3 14:05:54 2015 -0800



    syncd with upstream



commit c16a115e183b340589fb8d61f79ada1f1ce8a7e2

Merge: 51efd61 1b2a621

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Tue Feb 24 09:48:55 2015 -0800



    Merge remote-tracking branch 'upstream/master'



commit 51efd619f14b0534037167d5a2080106a2ac0adc

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Tue Feb 24 09:48:22 2015 -0800



    MOTE_L152RC



commit a122226e460e2910dfcc8e379ac3484fd5ac5e78

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Tue Feb 24 09:46:08 2015 -0800



    renamed SEMTECH_LORA915 to MOTE_L152RC



commit 88fcf53069d8a7e602ddfc997947d2871cb93ffa

Merge: 3e291c1 8648ff5

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Mon Feb 23 08:11:48 2015 -0800



    Merge remote-tracking branch 'upstream/master'



commit 3e291c1ccec69901c498b061a6108f0df4b6db2f

Merge: a59aefc c9e93d2

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Tue Feb 17 19:04:04 2015 -0800



    Merge remote-tracking branch 'upstream/master'



    syncing my fork with master



commit a59aefc6eddfeda6df91ad526f3727c2afcd1da2

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Tue Feb 17 18:46:27 2015 -0800



    added SEMTECH_LORA915 to python scripts



commit 15b1989b692673edfa1d69ef7ffdd7b5795e9778

Author: U-owner-PC\owner <Wayne Roberts>

Date:   Tue Feb 17 18:42:13 2015 -0800



    added platform SEMTECH_LORA915

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 76:aeb1df146756 1 /* mbed Microcontroller Library
mbed_official 76:aeb1df146756 2 *******************************************************************************
mbed_official 76:aeb1df146756 3 * Copyright (c) 2014, STMicroelectronics
mbed_official 76:aeb1df146756 4 * All rights reserved.
mbed_official 76:aeb1df146756 5 *
mbed_official 76:aeb1df146756 6 * Redistribution and use in source and binary forms, with or without
mbed_official 76:aeb1df146756 7 * modification, are permitted provided that the following conditions are met:
mbed_official 76:aeb1df146756 8 *
mbed_official 76:aeb1df146756 9 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 76:aeb1df146756 10 * this list of conditions and the following disclaimer.
mbed_official 76:aeb1df146756 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 76:aeb1df146756 12 * this list of conditions and the following disclaimer in the documentation
mbed_official 76:aeb1df146756 13 * and/or other materials provided with the distribution.
mbed_official 76:aeb1df146756 14 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 76:aeb1df146756 15 * may be used to endorse or promote products derived from this software
mbed_official 76:aeb1df146756 16 * without specific prior written permission.
mbed_official 76:aeb1df146756 17 *
mbed_official 76:aeb1df146756 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 76:aeb1df146756 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 76:aeb1df146756 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 76:aeb1df146756 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 76:aeb1df146756 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 76:aeb1df146756 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 76:aeb1df146756 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 76:aeb1df146756 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 76:aeb1df146756 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 76:aeb1df146756 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 76:aeb1df146756 28 *******************************************************************************
mbed_official 76:aeb1df146756 29 */
mbed_official 76:aeb1df146756 30 #include "sleep_api.h"
mbed_official 174:8bb9f3a33240 31
mbed_official 174:8bb9f3a33240 32 #if DEVICE_SLEEP
mbed_official 174:8bb9f3a33240 33
mbed_official 76:aeb1df146756 34 #include "cmsis.h"
mbed_official 76:aeb1df146756 35
mbed_official 354:e67efb2aab0e 36 static TIM_HandleTypeDef TimMasterHandle;
mbed_official 84:f54042cbc282 37
mbed_official 354:e67efb2aab0e 38 void sleep(void)
mbed_official 354:e67efb2aab0e 39 {
mbed_official 354:e67efb2aab0e 40 // Disable HAL tick interrupt
mbed_official 354:e67efb2aab0e 41 TimMasterHandle.Instance = TIM5;
mbed_official 354:e67efb2aab0e 42 __HAL_TIM_DISABLE_IT(&TimMasterHandle, TIM_IT_CC2);
mbed_official 354:e67efb2aab0e 43
mbed_official 354:e67efb2aab0e 44 // Request to enter SLEEP mode
mbed_official 354:e67efb2aab0e 45 HAL_PWR_EnterSLEEPMode(PWR_MAINREGULATOR_ON, PWR_SLEEPENTRY_WFI);
mbed_official 354:e67efb2aab0e 46
mbed_official 354:e67efb2aab0e 47 // Enable HAL tick interrupt
mbed_official 354:e67efb2aab0e 48 __HAL_TIM_ENABLE_IT(&TimMasterHandle, TIM_IT_CC2);
mbed_official 76:aeb1df146756 49 }
mbed_official 76:aeb1df146756 50
mbed_official 354:e67efb2aab0e 51 void deepsleep(void)
mbed_official 354:e67efb2aab0e 52 {
mbed_official 522:aee49fe30179 53 #if defined(TARGET_MOTE_L152RC)
mbed_official 522:aee49fe30179 54 int8_t STOPEntry = PWR_STOPENTRY_WFI;
mbed_official 522:aee49fe30179 55 #endif
mbed_official 522:aee49fe30179 56
mbed_official 354:e67efb2aab0e 57 // Disable HAL tick interrupt
mbed_official 354:e67efb2aab0e 58 TimMasterHandle.Instance = TIM5;
mbed_official 354:e67efb2aab0e 59 __HAL_TIM_DISABLE_IT(&TimMasterHandle, TIM_IT_CC2);
mbed_official 174:8bb9f3a33240 60
mbed_official 522:aee49fe30179 61 #if defined(TARGET_MOTE_L152RC)
mbed_official 522:aee49fe30179 62 /* Select the regulator state in Stop mode: Set PDDS and LPSDSR bit according to PWR_Regulator value */
mbed_official 522:aee49fe30179 63 MODIFY_REG(PWR->CR, (PWR_CR_PDDS | PWR_CR_LPSDSR), PWR_LOWPOWERREGULATOR_ON);
mbed_official 522:aee49fe30179 64
mbed_official 522:aee49fe30179 65 /* Set SLEEPDEEP bit of Cortex System Control Register */
mbed_official 522:aee49fe30179 66 SET_BIT(SCB->SCR, ((uint32_t)SCB_SCR_SLEEPDEEP_Msk));
mbed_official 522:aee49fe30179 67
mbed_official 522:aee49fe30179 68 /* Select Stop mode entry --------------------------------------------------*/
mbed_official 522:aee49fe30179 69 if(STOPEntry == PWR_STOPENTRY_WFI)
mbed_official 522:aee49fe30179 70 {
mbed_official 522:aee49fe30179 71 /* Request Wait For Interrupt */
mbed_official 522:aee49fe30179 72 __WFI();
mbed_official 522:aee49fe30179 73 }
mbed_official 522:aee49fe30179 74 else
mbed_official 522:aee49fe30179 75 {
mbed_official 522:aee49fe30179 76 /* Request Wait For Event */
mbed_official 522:aee49fe30179 77 __SEV();
mbed_official 522:aee49fe30179 78 __WFE();
mbed_official 522:aee49fe30179 79 __WFE();
mbed_official 522:aee49fe30179 80 }
mbed_official 522:aee49fe30179 81 __NOP();
mbed_official 522:aee49fe30179 82 __NOP();
mbed_official 522:aee49fe30179 83 __NOP();
mbed_official 522:aee49fe30179 84 /* Reset SLEEPDEEP bit of Cortex System Control Register */
mbed_official 522:aee49fe30179 85 CLEAR_BIT(SCB->SCR, ((uint32_t)SCB_SCR_SLEEPDEEP_Msk));
mbed_official 522:aee49fe30179 86 #else
mbed_official 354:e67efb2aab0e 87 // Request to enter STOP mode with regulator in low power mode
mbed_official 354:e67efb2aab0e 88 HAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON, PWR_STOPENTRY_WFI);
mbed_official 522:aee49fe30179 89 #endif
mbed_official 174:8bb9f3a33240 90
mbed_official 129:0182c99221bc 91 // After wake-up from STOP reconfigure the PLL
mbed_official 129:0182c99221bc 92 SetSysClock();
mbed_official 354:e67efb2aab0e 93
mbed_official 354:e67efb2aab0e 94 // Enable HAL tick interrupt
mbed_official 354:e67efb2aab0e 95 __HAL_TIM_ENABLE_IT(&TimMasterHandle, TIM_IT_CC2);
mbed_official 76:aeb1df146756 96 }
mbed_official 174:8bb9f3a33240 97
mbed_official 174:8bb9f3a33240 98 #endif