en 129 / mbed-dev

fix LPC812 PWM

Dependents:   IR_LED_Send

Fork of mbed-dev by mbed official

targets/cmsis/TARGET_STM/TARGET_STM32L1/stm32l1xx_hal_pwr_ex.c@129:2e517c56bcfb, 2016-05-16 (annotated)

Committer:
nameless129
Date:
Mon May 16 16:50:30 2016 +0000
Revision:
129:2e517c56bcfb
Parent:
0:9b334a45a8ff 
PWM Fix:Duty 0%??H???????????????

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 0:9b334a45a8ff 1 /**
bogdanm 0:9b334a45a8ff 2 ******************************************************************************
bogdanm 0:9b334a45a8ff 3 * @file stm32l1xx_hal_pwr_ex.c
bogdanm 0:9b334a45a8ff 4 * @author MCD Application Team
bogdanm 0:9b334a45a8ff 5 * @version V1.0.0
bogdanm 0:9b334a45a8ff 6 * @date 5-September-2014
bogdanm 0:9b334a45a8ff 7 * @brief Extended PWR HAL module driver.
bogdanm 0:9b334a45a8ff 8 * This file provides firmware functions to manage the following
bogdanm 0:9b334a45a8ff 9 * functionalities of the Power Controller (PWR) peripheral:
bogdanm 0:9b334a45a8ff 10 * + Extended Initialization and de-initialization functions
bogdanm 0:9b334a45a8ff 11 * + Extended Peripheral Control functions
bogdanm 0:9b334a45a8ff 12 *
bogdanm 0:9b334a45a8ff 13 ******************************************************************************
bogdanm 0:9b334a45a8ff 14 * @attention
bogdanm 0:9b334a45a8ff 15 *
bogdanm 0:9b334a45a8ff 16 * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
bogdanm 0:9b334a45a8ff 17 *
bogdanm 0:9b334a45a8ff 18 * Redistribution and use in source and binary forms, with or without modification,
bogdanm 0:9b334a45a8ff 19 * are permitted provided that the following conditions are met:
bogdanm 0:9b334a45a8ff 20 * 1. Redistributions of source code must retain the above copyright notice,
bogdanm 0:9b334a45a8ff 21 * this list of conditions and the following disclaimer.
bogdanm 0:9b334a45a8ff 22 * 2. Redistributions in binary form must reproduce the above copyright notice,
bogdanm 0:9b334a45a8ff 23 * this list of conditions and the following disclaimer in the documentation
bogdanm 0:9b334a45a8ff 24 * and/or other materials provided with the distribution.
bogdanm 0:9b334a45a8ff 25 * 3. Neither the name of STMicroelectronics nor the names of its contributors
bogdanm 0:9b334a45a8ff 26 * may be used to endorse or promote products derived from this software
bogdanm 0:9b334a45a8ff 27 * without specific prior written permission.
bogdanm 0:9b334a45a8ff 28 *
bogdanm 0:9b334a45a8ff 29 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
bogdanm 0:9b334a45a8ff 30 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
bogdanm 0:9b334a45a8ff 31 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
bogdanm 0:9b334a45a8ff 32 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
bogdanm 0:9b334a45a8ff 33 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
bogdanm 0:9b334a45a8ff 34 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
bogdanm 0:9b334a45a8ff 35 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
bogdanm 0:9b334a45a8ff 36 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
bogdanm 0:9b334a45a8ff 37 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
bogdanm 0:9b334a45a8ff 38 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
bogdanm 0:9b334a45a8ff 39 *
bogdanm 0:9b334a45a8ff 40 ******************************************************************************
bogdanm 0:9b334a45a8ff 41 */
bogdanm 0:9b334a45a8ff 42
bogdanm 0:9b334a45a8ff 43 /* Includes ------------------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 44 #include "stm32l1xx_hal.h"
bogdanm 0:9b334a45a8ff 45
bogdanm 0:9b334a45a8ff 46 /** @addtogroup STM32L1xx_HAL_Driver
bogdanm 0:9b334a45a8ff 47 * @{
bogdanm 0:9b334a45a8ff 48 */
bogdanm 0:9b334a45a8ff 49
bogdanm 0:9b334a45a8ff 50 /** @defgroup PWREx PWREx
bogdanm 0:9b334a45a8ff 51 * @brief PWR HAL module driver
bogdanm 0:9b334a45a8ff 52 * @{
bogdanm 0:9b334a45a8ff 53 */
bogdanm 0:9b334a45a8ff 54
bogdanm 0:9b334a45a8ff 55 #ifdef HAL_PWR_MODULE_ENABLED
bogdanm 0:9b334a45a8ff 56
bogdanm 0:9b334a45a8ff 57 /* Private typedef -----------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 58 /* Private define ------------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 59 /* Private macro -------------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 60 /* Private variables ---------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 61 /* Private function prototypes -----------------------------------------------*/
bogdanm 0:9b334a45a8ff 62 /* Private functions ---------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 63
bogdanm 0:9b334a45a8ff 64 /** @defgroup PWREx_Exported_Functions PWREx Exported Functions
bogdanm 0:9b334a45a8ff 65 * @{
bogdanm 0:9b334a45a8ff 66 */
bogdanm 0:9b334a45a8ff 67
bogdanm 0:9b334a45a8ff 68 /** @defgroup PWREx_Exported_Functions_Group1 Peripheral Extended Features Functions
bogdanm 0:9b334a45a8ff 69 * @brief Low Power modes configuration functions
bogdanm 0:9b334a45a8ff 70 *
bogdanm 0:9b334a45a8ff 71 @verbatim
bogdanm 0:9b334a45a8ff 72
bogdanm 0:9b334a45a8ff 73 ===============================================================================
bogdanm 0:9b334a45a8ff 74 ##### Peripheral extended features functions #####
bogdanm 0:9b334a45a8ff 75 ===============================================================================
bogdanm 0:9b334a45a8ff 76 @endverbatim
bogdanm 0:9b334a45a8ff 77 * @{
bogdanm 0:9b334a45a8ff 78 */
bogdanm 0:9b334a45a8ff 79
bogdanm 0:9b334a45a8ff 80 /**
bogdanm 0:9b334a45a8ff 81 * @brief Enables the Fast WakeUp from Ultra Low Power mode.
bogdanm 0:9b334a45a8ff 82 * @note This bit works in conjunction with ULP bit.
bogdanm 0:9b334a45a8ff 83 * Means, when ULP = 1 and FWU = 1 :VREFINT startup time is ignored when
bogdanm 0:9b334a45a8ff 84 * exiting from low power mode.
bogdanm 0:9b334a45a8ff 85 * @retval None
bogdanm 0:9b334a45a8ff 86 */
bogdanm 0:9b334a45a8ff 87 void HAL_PWREx_EnableFastWakeUp(void)
bogdanm 0:9b334a45a8ff 88 {
bogdanm 0:9b334a45a8ff 89 /* Enable the fast wake up */
bogdanm 0:9b334a45a8ff 90 *(__IO uint32_t *) CR_FWU_BB = (uint32_t)ENABLE;
bogdanm 0:9b334a45a8ff 91 }
bogdanm 0:9b334a45a8ff 92
bogdanm 0:9b334a45a8ff 93 /**
bogdanm 0:9b334a45a8ff 94 * @brief Disables the Fast WakeUp from Ultra Low Power mode.
bogdanm 0:9b334a45a8ff 95 * @retval None
bogdanm 0:9b334a45a8ff 96 */
bogdanm 0:9b334a45a8ff 97 void HAL_PWREx_DisableFastWakeUp(void)
bogdanm 0:9b334a45a8ff 98 {
bogdanm 0:9b334a45a8ff 99 /* Disable the fast wake up */
bogdanm 0:9b334a45a8ff 100 *(__IO uint32_t *) CR_FWU_BB = (uint32_t)DISABLE;
bogdanm 0:9b334a45a8ff 101 }
bogdanm 0:9b334a45a8ff 102
bogdanm 0:9b334a45a8ff 103 /**
bogdanm 0:9b334a45a8ff 104 * @brief Enables the Ultra Low Power mode
bogdanm 0:9b334a45a8ff 105 * @retval None
bogdanm 0:9b334a45a8ff 106 */
bogdanm 0:9b334a45a8ff 107 void HAL_PWREx_EnableUltraLowPower(void)
bogdanm 0:9b334a45a8ff 108 {
bogdanm 0:9b334a45a8ff 109 /* Enable the Ultra Low Power mode */
bogdanm 0:9b334a45a8ff 110 *(__IO uint32_t *) CR_ULP_BB = (uint32_t)ENABLE;
bogdanm 0:9b334a45a8ff 111 }
bogdanm 0:9b334a45a8ff 112
bogdanm 0:9b334a45a8ff 113 /**
bogdanm 0:9b334a45a8ff 114 * @brief Disables the Ultra Low Power mode
bogdanm 0:9b334a45a8ff 115 * @retval None
bogdanm 0:9b334a45a8ff 116 */
bogdanm 0:9b334a45a8ff 117 void HAL_PWREx_DisableUltraLowPower(void)
bogdanm 0:9b334a45a8ff 118 {
bogdanm 0:9b334a45a8ff 119 /* Disable the Ultra Low Power mode */
bogdanm 0:9b334a45a8ff 120 *(__IO uint32_t *) CR_ULP_BB = (uint32_t)DISABLE;
bogdanm 0:9b334a45a8ff 121 }
bogdanm 0:9b334a45a8ff 122
bogdanm 0:9b334a45a8ff 123 /**
bogdanm 0:9b334a45a8ff 124 * @brief Enters the Low Power Run mode.
bogdanm 0:9b334a45a8ff 125 * @note Low power run mode can only be entered when VCORE is in range 2.
bogdanm 0:9b334a45a8ff 126 * In addition, the dynamic voltage scaling must not be used when Low
bogdanm 0:9b334a45a8ff 127 * power run mode is selected. Only Stop and Sleep modes with regulator
bogdanm 0:9b334a45a8ff 128 * configured in Low power mode is allowed when Low power run mode is
bogdanm 0:9b334a45a8ff 129 * selected.
bogdanm 0:9b334a45a8ff 130 * @note In Low power run mode, all I/O pins keep the same state as in Run mode.
bogdanm 0:9b334a45a8ff 131 * @retval None
bogdanm 0:9b334a45a8ff 132 */
bogdanm 0:9b334a45a8ff 133 void HAL_PWREx_EnableLowPowerRunMode(void)
bogdanm 0:9b334a45a8ff 134 {
bogdanm 0:9b334a45a8ff 135 /* Enters the Low Power Run mode */
bogdanm 0:9b334a45a8ff 136 *(__IO uint32_t *) CR_LPSDSR_BB = (uint32_t)ENABLE;
bogdanm 0:9b334a45a8ff 137 *(__IO uint32_t *) CR_LPRUN_BB = (uint32_t)ENABLE;
bogdanm 0:9b334a45a8ff 138 }
bogdanm 0:9b334a45a8ff 139
bogdanm 0:9b334a45a8ff 140 /**
bogdanm 0:9b334a45a8ff 141 * @brief Exits the Low Power Run mode.
bogdanm 0:9b334a45a8ff 142 * @retval None
bogdanm 0:9b334a45a8ff 143 */
bogdanm 0:9b334a45a8ff 144 void HAL_PWREx_DisableLowPowerRunMode(void)
bogdanm 0:9b334a45a8ff 145 {
bogdanm 0:9b334a45a8ff 146 /* Exits the Low Power Run mode */
bogdanm 0:9b334a45a8ff 147 *(__IO uint32_t *) CR_LPRUN_BB = (uint32_t)DISABLE;
bogdanm 0:9b334a45a8ff 148 *(__IO uint32_t *) CR_LPSDSR_BB = (uint32_t)DISABLE;
bogdanm 0:9b334a45a8ff 149 }
bogdanm 0:9b334a45a8ff 150
bogdanm 0:9b334a45a8ff 151 /**
bogdanm 0:9b334a45a8ff 152 * @}
bogdanm 0:9b334a45a8ff 153 */
bogdanm 0:9b334a45a8ff 154
bogdanm 0:9b334a45a8ff 155 /**
bogdanm 0:9b334a45a8ff 156 * @}
bogdanm 0:9b334a45a8ff 157 */
bogdanm 0:9b334a45a8ff 158
bogdanm 0:9b334a45a8ff 159 #endif /* HAL_PWR_MODULE_ENABLED */
bogdanm 0:9b334a45a8ff 160 /**
bogdanm 0:9b334a45a8ff 161 * @}
bogdanm 0:9b334a45a8ff 162 */
bogdanm 0:9b334a45a8ff 163
bogdanm 0:9b334a45a8ff 164 /**
bogdanm 0:9b334a45a8ff 165 * @}
bogdanm 0:9b334a45a8ff 166 */
bogdanm 0:9b334a45a8ff 167
bogdanm 0:9b334a45a8ff 168 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/