mbed official / mbed-dev

mbed library sources. Supersedes mbed-src.

Dependents:   Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

targets/cmsis/TARGET_STM/TARGET_STM32L0/stm32l0xx_hal_comp_ex.c@144:ef7eb2e8f9f7, 2016-09-02 (annotated)

Committer:
<>
Date:
Fri Sep 02 15:07:44 2016 +0100
Revision:
144:ef7eb2e8f9f7
Parent:
113:b3775bf36a83 
This updates the lib to the mbed lib v125

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 144:ef7eb2e8f9f7 1 /**
<> 144:ef7eb2e8f9f7 2 ******************************************************************************
<> 144:ef7eb2e8f9f7 3 * @file stm32l0xx_hal_comp_ex.c
<> 144:ef7eb2e8f9f7 4 * @author MCD Application Team
<> 144:ef7eb2e8f9f7 5 * @version V1.5.0
<> 144:ef7eb2e8f9f7 6 * @date 8-January-2016
<> 144:ef7eb2e8f9f7 7 * @brief Extended COMP HAL module driver.
<> 144:ef7eb2e8f9f7 8 * @brief This file provides firmware functions to manage the VREFINT
<> 144:ef7eb2e8f9f7 9 * which can act as input to the comparator.
<> 144:ef7eb2e8f9f7 10 @verbatim
<> 144:ef7eb2e8f9f7 11 ==============================================================================
<> 144:ef7eb2e8f9f7 12 ##### COMP peripheral Extended features #####
<> 144:ef7eb2e8f9f7 13 ==============================================================================
<> 144:ef7eb2e8f9f7 14
<> 144:ef7eb2e8f9f7 15 [..] Comparing to other previous devices, the COMP interface for STM32L0XX
<> 144:ef7eb2e8f9f7 16 devices contains the following additional features
<> 144:ef7eb2e8f9f7 17
<> 144:ef7eb2e8f9f7 18 (+) Possibility to enable or disable the VREFINT which is used as input
<> 144:ef7eb2e8f9f7 19 to the comparator.
<> 144:ef7eb2e8f9f7 20
<> 144:ef7eb2e8f9f7 21
<> 144:ef7eb2e8f9f7 22 @endverbatim
<> 144:ef7eb2e8f9f7 23 ******************************************************************************
<> 144:ef7eb2e8f9f7 24 * @attention
<> 144:ef7eb2e8f9f7 25 *
<> 144:ef7eb2e8f9f7 26 * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
<> 144:ef7eb2e8f9f7 27 *
<> 144:ef7eb2e8f9f7 28 * Redistribution and use in source and binary forms, with or without modification,
<> 144:ef7eb2e8f9f7 29 * are permitted provided that the following conditions are met:
<> 144:ef7eb2e8f9f7 30 * 1. Redistributions of source code must retain the above copyright notice,
<> 144:ef7eb2e8f9f7 31 * this list of conditions and the following disclaimer.
<> 144:ef7eb2e8f9f7 32 * 2. Redistributions in binary form must reproduce the above copyright notice,
<> 144:ef7eb2e8f9f7 33 * this list of conditions and the following disclaimer in the documentation
<> 144:ef7eb2e8f9f7 34 * and/or other materials provided with the distribution.
<> 144:ef7eb2e8f9f7 35 * 3. Neither the name of STMicroelectronics nor the names of its contributors
<> 144:ef7eb2e8f9f7 36 * may be used to endorse or promote products derived from this software
<> 144:ef7eb2e8f9f7 37 * without specific prior written permission.
<> 144:ef7eb2e8f9f7 38 *
<> 144:ef7eb2e8f9f7 39 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
<> 144:ef7eb2e8f9f7 40 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
<> 144:ef7eb2e8f9f7 41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
<> 144:ef7eb2e8f9f7 42 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
<> 144:ef7eb2e8f9f7 43 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
<> 144:ef7eb2e8f9f7 44 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
<> 144:ef7eb2e8f9f7 45 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
<> 144:ef7eb2e8f9f7 46 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
<> 144:ef7eb2e8f9f7 47 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
<> 144:ef7eb2e8f9f7 48 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
<> 144:ef7eb2e8f9f7 49 *
<> 144:ef7eb2e8f9f7 50 ******************************************************************************
<> 144:ef7eb2e8f9f7 51 */
<> 144:ef7eb2e8f9f7 52
<> 144:ef7eb2e8f9f7 53 /* Includes ------------------------------------------------------------------*/
<> 144:ef7eb2e8f9f7 54 #include "stm32l0xx_hal.h"
<> 144:ef7eb2e8f9f7 55
<> 144:ef7eb2e8f9f7 56 /** @addtogroup STM32L0xx_HAL_Driver
<> 144:ef7eb2e8f9f7 57 * @{
<> 144:ef7eb2e8f9f7 58 */
<> 144:ef7eb2e8f9f7 59
<> 144:ef7eb2e8f9f7 60 #ifdef HAL_COMP_MODULE_ENABLED
<> 144:ef7eb2e8f9f7 61
<> 144:ef7eb2e8f9f7 62 /** @addtogroup COMPEx
<> 144:ef7eb2e8f9f7 63 * @brief Extended COMP HAL module driver
<> 144:ef7eb2e8f9f7 64 * @{
<> 144:ef7eb2e8f9f7 65 */
<> 144:ef7eb2e8f9f7 66
<> 144:ef7eb2e8f9f7 67 /** @addtogroup COMPEx_Exported_Functions
<> 144:ef7eb2e8f9f7 68 * @{
<> 144:ef7eb2e8f9f7 69 */
<> 144:ef7eb2e8f9f7 70
<> 144:ef7eb2e8f9f7 71 /** @addtogroup COMPEx_Exported_Functions_Group1
<> 144:ef7eb2e8f9f7 72 * @brief Extended functions to manage VREFINT for the comparator
<> 144:ef7eb2e8f9f7 73 *
<> 144:ef7eb2e8f9f7 74 * @{
<> 144:ef7eb2e8f9f7 75 */
<> 144:ef7eb2e8f9f7 76
<> 144:ef7eb2e8f9f7 77 /**
<> 144:ef7eb2e8f9f7 78 * @brief Enables the Buffer Vrefint for the COMP.
<> 144:ef7eb2e8f9f7 79 * @note This is functional only if the LOCK bit is not set
<> 144:ef7eb2e8f9f7 80
<> 144:ef7eb2e8f9f7 81 * @retval None
<> 144:ef7eb2e8f9f7 82 */
<> 144:ef7eb2e8f9f7 83 void HAL_COMPEx_EnableVREFINT(void)
<> 144:ef7eb2e8f9f7 84 {
<> 144:ef7eb2e8f9f7 85 /* Enable the Buffer for the COMP by setting EN_VREFINT bit and the ENBUFLP_VREFINT_COMP in the CFGR3 register */
<> 144:ef7eb2e8f9f7 86
<> 144:ef7eb2e8f9f7 87 SYSCFG->CFGR3 |= (SYSCFG_CFGR3_ENBUFLP_VREFINT_COMP | SYSCFG_CFGR3_EN_VREFINT);
<> 144:ef7eb2e8f9f7 88 }
<> 144:ef7eb2e8f9f7 89
<> 144:ef7eb2e8f9f7 90 /**
<> 144:ef7eb2e8f9f7 91 * @brief Disables the Buffer Vrefint for the COMP.
<> 144:ef7eb2e8f9f7 92 * @note This is functional only if the LOCK bit is not set
<> 144:ef7eb2e8f9f7 93 * @retval None
<> 144:ef7eb2e8f9f7 94 */
<> 144:ef7eb2e8f9f7 95 void HAL_COMPEx_DisableVREFINT(void)
<> 144:ef7eb2e8f9f7 96 {
<> 144:ef7eb2e8f9f7 97 /* Disable the Vrefint by resetting ENBUFLP_BGAP_COMP bit and the EN_VREFINT bit in the CFGR3 register */
<> 144:ef7eb2e8f9f7 98
<> 144:ef7eb2e8f9f7 99 SYSCFG->CFGR3 &= (uint32_t)~((uint32_t)(SYSCFG_CFGR3_ENBUFLP_VREFINT_COMP | SYSCFG_CFGR3_EN_VREFINT));
<> 144:ef7eb2e8f9f7 100 }
<> 144:ef7eb2e8f9f7 101
<> 144:ef7eb2e8f9f7 102 /**
<> 144:ef7eb2e8f9f7 103 * @}
<> 144:ef7eb2e8f9f7 104 */
<> 144:ef7eb2e8f9f7 105
<> 144:ef7eb2e8f9f7 106 /**
<> 144:ef7eb2e8f9f7 107 * @}
<> 144:ef7eb2e8f9f7 108 */
<> 144:ef7eb2e8f9f7 109
<> 144:ef7eb2e8f9f7 110 /**
<> 144:ef7eb2e8f9f7 111 * @}
<> 144:ef7eb2e8f9f7 112 */
<> 144:ef7eb2e8f9f7 113
<> 144:ef7eb2e8f9f7 114 #endif /* HAL_COMP_MODULE_ENABLED */
<> 144:ef7eb2e8f9f7 115
<> 144:ef7eb2e8f9f7 116 /**
<> 144:ef7eb2e8f9f7 117 * @}
<> 144:ef7eb2e8f9f7 118 */
<> 144:ef7eb2e8f9f7 119 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/