fix LPC812 PWM
Fork of mbed-dev by
targets/cmsis/TARGET_STM/TARGET_STM32L0/stm32l0xx_hal.c@113:b3775bf36a83, 2016-04-19 (annotated)
- Committer:
- mbed_official
- Date:
- Tue Apr 19 11:15:15 2016 +0100
- Revision:
- 113:b3775bf36a83
- Parent:
- 0:9b334a45a8ff
Synchronized with git revision 896981126b34b6d9441e3eea77881c67a1ae3dbd
Full URL: https://github.com/mbedmicro/mbed/commit/896981126b34b6d9441e3eea77881c67a1ae3dbd/
Exporter tool addition for e2 studio
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bogdanm | 0:9b334a45a8ff | 1 | /** |
bogdanm | 0:9b334a45a8ff | 2 | ****************************************************************************** |
bogdanm | 0:9b334a45a8ff | 3 | * @file stm32l0xx_hal.c |
bogdanm | 0:9b334a45a8ff | 4 | * @author MCD Application Team |
mbed_official | 113:b3775bf36a83 | 5 | * @version V1.5.0 |
mbed_official | 113:b3775bf36a83 | 6 | * @date 8-January-2016 |
bogdanm | 0:9b334a45a8ff | 7 | * @brief HAL module driver. |
bogdanm | 0:9b334a45a8ff | 8 | * This is the common part of the HAL initialization |
bogdanm | 0:9b334a45a8ff | 9 | * |
bogdanm | 0:9b334a45a8ff | 10 | @verbatim |
bogdanm | 0:9b334a45a8ff | 11 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 12 | ##### How to use this driver ##### |
bogdanm | 0:9b334a45a8ff | 13 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 14 | [..] |
bogdanm | 0:9b334a45a8ff | 15 | The common HAL driver contains a set of generic and common APIs that can be |
bogdanm | 0:9b334a45a8ff | 16 | used by the PPP peripheral drivers and the user to start using the HAL. |
bogdanm | 0:9b334a45a8ff | 17 | [..] |
bogdanm | 0:9b334a45a8ff | 18 | The HAL contains two APIs categories: |
bogdanm | 0:9b334a45a8ff | 19 | (+) Common HAL APIs |
bogdanm | 0:9b334a45a8ff | 20 | (+) Services HAL APIs |
bogdanm | 0:9b334a45a8ff | 21 | |
bogdanm | 0:9b334a45a8ff | 22 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 23 | ****************************************************************************** |
bogdanm | 0:9b334a45a8ff | 24 | * @attention |
bogdanm | 0:9b334a45a8ff | 25 | * |
mbed_official | 113:b3775bf36a83 | 26 | * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> |
bogdanm | 0:9b334a45a8ff | 27 | * |
bogdanm | 0:9b334a45a8ff | 28 | * Redistribution and use in source and binary forms, with or without modification, |
bogdanm | 0:9b334a45a8ff | 29 | * are permitted provided that the following conditions are met: |
bogdanm | 0:9b334a45a8ff | 30 | * 1. Redistributions of source code must retain the above copyright notice, |
bogdanm | 0:9b334a45a8ff | 31 | * this list of conditions and the following disclaimer. |
bogdanm | 0:9b334a45a8ff | 32 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
bogdanm | 0:9b334a45a8ff | 33 | * this list of conditions and the following disclaimer in the documentation |
bogdanm | 0:9b334a45a8ff | 34 | * and/or other materials provided with the distribution. |
bogdanm | 0:9b334a45a8ff | 35 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
bogdanm | 0:9b334a45a8ff | 36 | * may be used to endorse or promote products derived from this software |
bogdanm | 0:9b334a45a8ff | 37 | * without specific prior written permission. |
bogdanm | 0:9b334a45a8ff | 38 | * |
bogdanm | 0:9b334a45a8ff | 39 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
bogdanm | 0:9b334a45a8ff | 40 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
bogdanm | 0:9b334a45a8ff | 41 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
bogdanm | 0:9b334a45a8ff | 42 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
bogdanm | 0:9b334a45a8ff | 43 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
bogdanm | 0:9b334a45a8ff | 44 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
bogdanm | 0:9b334a45a8ff | 45 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
bogdanm | 0:9b334a45a8ff | 46 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
bogdanm | 0:9b334a45a8ff | 47 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
bogdanm | 0:9b334a45a8ff | 48 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
bogdanm | 0:9b334a45a8ff | 49 | * |
bogdanm | 0:9b334a45a8ff | 50 | ****************************************************************************** |
bogdanm | 0:9b334a45a8ff | 51 | */ |
bogdanm | 0:9b334a45a8ff | 52 | |
bogdanm | 0:9b334a45a8ff | 53 | /* Includes ------------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 54 | #include "stm32l0xx_hal.h" |
bogdanm | 0:9b334a45a8ff | 55 | |
bogdanm | 0:9b334a45a8ff | 56 | /** @addtogroup STM32L0xx_HAL_Driver |
bogdanm | 0:9b334a45a8ff | 57 | * @{ |
bogdanm | 0:9b334a45a8ff | 58 | */ |
bogdanm | 0:9b334a45a8ff | 59 | |
mbed_official | 113:b3775bf36a83 | 60 | #ifdef HAL_MODULE_ENABLED |
mbed_official | 113:b3775bf36a83 | 61 | |
mbed_official | 113:b3775bf36a83 | 62 | /** @addtogroup HAL |
bogdanm | 0:9b334a45a8ff | 63 | * @brief HAL module driver. |
bogdanm | 0:9b334a45a8ff | 64 | * @{ |
bogdanm | 0:9b334a45a8ff | 65 | */ |
bogdanm | 0:9b334a45a8ff | 66 | |
bogdanm | 0:9b334a45a8ff | 67 | /** @addtogroup HAL_Exported_Constants |
bogdanm | 0:9b334a45a8ff | 68 | * @{ |
bogdanm | 0:9b334a45a8ff | 69 | */ |
bogdanm | 0:9b334a45a8ff | 70 | |
bogdanm | 0:9b334a45a8ff | 71 | /** @defgroup HAL_Version HAL Version |
bogdanm | 0:9b334a45a8ff | 72 | * @{ |
bogdanm | 0:9b334a45a8ff | 73 | */ |
bogdanm | 0:9b334a45a8ff | 74 | |
bogdanm | 0:9b334a45a8ff | 75 | /** |
mbed_official | 113:b3775bf36a83 | 76 | * @brief STM32L0xx HAL Driver version number V1.5.0 |
mbed_official | 113:b3775bf36a83 | 77 | */ |
bogdanm | 0:9b334a45a8ff | 78 | #define __STM32L0xx_HAL_VERSION_MAIN (0x01) /*!< [31:24] main version */ |
mbed_official | 113:b3775bf36a83 | 79 | #define __STM32L0xx_HAL_VERSION_SUB1 (0x05) /*!< [23:16] sub1 version */ |
bogdanm | 0:9b334a45a8ff | 80 | #define __STM32L0xx_HAL_VERSION_SUB2 (0x00) /*!< [15:8] sub2 version */ |
bogdanm | 0:9b334a45a8ff | 81 | #define __STM32L0xx_HAL_VERSION_RC (0x00) /*!< [7:0] release candidate */ |
bogdanm | 0:9b334a45a8ff | 82 | #define __STM32L0xx_HAL_VERSION ((__STM32L0xx_HAL_VERSION_MAIN << 24)\ |
bogdanm | 0:9b334a45a8ff | 83 | |(__STM32L0xx_HAL_VERSION_SUB1 << 16)\ |
bogdanm | 0:9b334a45a8ff | 84 | |(__STM32L0xx_HAL_VERSION_SUB2 << 8 )\ |
bogdanm | 0:9b334a45a8ff | 85 | |(__STM32L0xx_HAL_VERSION_RC)) |
bogdanm | 0:9b334a45a8ff | 86 | |
bogdanm | 0:9b334a45a8ff | 87 | #define IDCODE_DEVID_MASK ((uint32_t)0x00000FFF) |
bogdanm | 0:9b334a45a8ff | 88 | |
bogdanm | 0:9b334a45a8ff | 89 | /** |
bogdanm | 0:9b334a45a8ff | 90 | * @} |
bogdanm | 0:9b334a45a8ff | 91 | */ |
bogdanm | 0:9b334a45a8ff | 92 | |
bogdanm | 0:9b334a45a8ff | 93 | /** |
bogdanm | 0:9b334a45a8ff | 94 | * @} |
bogdanm | 0:9b334a45a8ff | 95 | */ |
mbed_official | 113:b3775bf36a83 | 96 | /** @defgroup HAL_Private HAL Private |
bogdanm | 0:9b334a45a8ff | 97 | * @{ |
bogdanm | 0:9b334a45a8ff | 98 | */ |
bogdanm | 0:9b334a45a8ff | 99 | static __IO uint32_t uwTick; |
bogdanm | 0:9b334a45a8ff | 100 | |
bogdanm | 0:9b334a45a8ff | 101 | /** |
bogdanm | 0:9b334a45a8ff | 102 | * @} |
bogdanm | 0:9b334a45a8ff | 103 | */ |
bogdanm | 0:9b334a45a8ff | 104 | |
bogdanm | 0:9b334a45a8ff | 105 | /** @addtogroup HAL_Exported_Functions HAL Exported Functions |
bogdanm | 0:9b334a45a8ff | 106 | * @{ |
bogdanm | 0:9b334a45a8ff | 107 | */ |
bogdanm | 0:9b334a45a8ff | 108 | |
mbed_official | 113:b3775bf36a83 | 109 | /** @addtogroup HAL_Exported_Functions_Group1 |
bogdanm | 0:9b334a45a8ff | 110 | * @brief Initialization and de-initialization functions |
bogdanm | 0:9b334a45a8ff | 111 | * |
bogdanm | 0:9b334a45a8ff | 112 | @verbatim |
bogdanm | 0:9b334a45a8ff | 113 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 114 | ##### Initialization and de-initialization functions ##### |
bogdanm | 0:9b334a45a8ff | 115 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 116 | [..] This section provides functions allowing to: |
bogdanm | 0:9b334a45a8ff | 117 | (+) Initializes the Flash interface, the NVIC allocation and initial clock |
bogdanm | 0:9b334a45a8ff | 118 | configuration. It initializes the source of time base also when timeout |
bogdanm | 0:9b334a45a8ff | 119 | is needed and the backup domain when enabled. |
bogdanm | 0:9b334a45a8ff | 120 | (+) de-Initializes common part of the HAL. |
bogdanm | 0:9b334a45a8ff | 121 | (+) Configure The time base source to have 1ms time base with a dedicated |
bogdanm | 0:9b334a45a8ff | 122 | Tick interrupt priority. |
bogdanm | 0:9b334a45a8ff | 123 | (++) Systick timer is used by default as source of time base, but user |
bogdanm | 0:9b334a45a8ff | 124 | can eventually implement his proper time base source (a general purpose |
bogdanm | 0:9b334a45a8ff | 125 | timer for example or other time source), keeping in mind that Time base |
bogdanm | 0:9b334a45a8ff | 126 | duration should be kept 1ms since PPP_TIMEOUT_VALUEs are defined and |
bogdanm | 0:9b334a45a8ff | 127 | handled in milliseconds basis. |
bogdanm | 0:9b334a45a8ff | 128 | (++) Time base configuration function (HAL_InitTick ()) is called automatically |
bogdanm | 0:9b334a45a8ff | 129 | at the beginning of the program after reset by HAL_Init() or at any time |
bogdanm | 0:9b334a45a8ff | 130 | when clock is configured, by HAL_RCC_ClockConfig(). |
bogdanm | 0:9b334a45a8ff | 131 | (++) Source of time base is configured to generate interrupts at regular |
bogdanm | 0:9b334a45a8ff | 132 | time intervals. Care must be taken if HAL_Delay() is called from a |
bogdanm | 0:9b334a45a8ff | 133 | peripheral ISR process, the Tick interrupt line must have higher priority |
bogdanm | 0:9b334a45a8ff | 134 | (numerically lower) than the peripheral interrupt. Otherwise the caller |
bogdanm | 0:9b334a45a8ff | 135 | ISR process will be blocked. |
bogdanm | 0:9b334a45a8ff | 136 | (++) functions affecting time base configurations are declared as __weak |
bogdanm | 0:9b334a45a8ff | 137 | to make override possible in case of other implementations in user file. |
bogdanm | 0:9b334a45a8ff | 138 | |
bogdanm | 0:9b334a45a8ff | 139 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 140 | * @{ |
bogdanm | 0:9b334a45a8ff | 141 | */ |
bogdanm | 0:9b334a45a8ff | 142 | |
bogdanm | 0:9b334a45a8ff | 143 | /** |
bogdanm | 0:9b334a45a8ff | 144 | * @brief This function configures the Flash prefetch, Flash preread and Buffer cache, |
bogdanm | 0:9b334a45a8ff | 145 | * Configures time base source, NVIC and Low level hardware |
bogdanm | 0:9b334a45a8ff | 146 | * @note This function is called at the beginning of program after reset and before |
bogdanm | 0:9b334a45a8ff | 147 | * the clock configuration |
bogdanm | 0:9b334a45a8ff | 148 | * @note The time base configuration is based on MSI clock when exiting from Reset. |
bogdanm | 0:9b334a45a8ff | 149 | * Once done, time base tick start incrementing. |
bogdanm | 0:9b334a45a8ff | 150 | * In the default implementation,Systick is used as source of time base. |
bogdanm | 0:9b334a45a8ff | 151 | * the tick variable is incremented each 1ms in its ISR. |
bogdanm | 0:9b334a45a8ff | 152 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 153 | */ |
bogdanm | 0:9b334a45a8ff | 154 | HAL_StatusTypeDef HAL_Init(void) |
bogdanm | 0:9b334a45a8ff | 155 | { |
bogdanm | 0:9b334a45a8ff | 156 | /* Configure Buffer cache, Flash prefetch, Flash preread */ |
bogdanm | 0:9b334a45a8ff | 157 | #if (BUFFER_CACHE_DISABLE != 0) |
bogdanm | 0:9b334a45a8ff | 158 | __HAL_FLASH_BUFFER_CACHE_DISABLE(); |
bogdanm | 0:9b334a45a8ff | 159 | #endif /* BUFFER_CACHE_DISABLE */ |
bogdanm | 0:9b334a45a8ff | 160 | |
bogdanm | 0:9b334a45a8ff | 161 | #if (PREREAD_ENABLE != 0) |
bogdanm | 0:9b334a45a8ff | 162 | __HAL_FLASH_PREREAD_BUFFER_ENABLE(); |
bogdanm | 0:9b334a45a8ff | 163 | #endif /* PREREAD_ENABLE */ |
bogdanm | 0:9b334a45a8ff | 164 | |
bogdanm | 0:9b334a45a8ff | 165 | #if (PREFETCH_ENABLE != 0) |
bogdanm | 0:9b334a45a8ff | 166 | __HAL_FLASH_PREFETCH_BUFFER_ENABLE(); |
bogdanm | 0:9b334a45a8ff | 167 | #endif /* PREFETCH_ENABLE */ |
bogdanm | 0:9b334a45a8ff | 168 | |
bogdanm | 0:9b334a45a8ff | 169 | /* Use systick as time base source and configure 1ms tick (default clock after Reset is MSI) */ |
bogdanm | 0:9b334a45a8ff | 170 | |
bogdanm | 0:9b334a45a8ff | 171 | HAL_InitTick(TICK_INT_PRIORITY); |
bogdanm | 0:9b334a45a8ff | 172 | |
bogdanm | 0:9b334a45a8ff | 173 | /* Init the low level hardware */ |
bogdanm | 0:9b334a45a8ff | 174 | HAL_MspInit(); |
bogdanm | 0:9b334a45a8ff | 175 | |
bogdanm | 0:9b334a45a8ff | 176 | /* Return function status */ |
bogdanm | 0:9b334a45a8ff | 177 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 178 | } |
bogdanm | 0:9b334a45a8ff | 179 | |
bogdanm | 0:9b334a45a8ff | 180 | /** |
bogdanm | 0:9b334a45a8ff | 181 | * @brief This function de-Initializes common part of the HAL and stops the source |
bogdanm | 0:9b334a45a8ff | 182 | * of time base. |
bogdanm | 0:9b334a45a8ff | 183 | * @note This function is optional. |
bogdanm | 0:9b334a45a8ff | 184 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 185 | */ |
bogdanm | 0:9b334a45a8ff | 186 | HAL_StatusTypeDef HAL_DeInit(void) |
bogdanm | 0:9b334a45a8ff | 187 | { |
bogdanm | 0:9b334a45a8ff | 188 | /* Reset of all peripherals */ |
bogdanm | 0:9b334a45a8ff | 189 | __HAL_RCC_APB1_FORCE_RESET(); |
bogdanm | 0:9b334a45a8ff | 190 | __HAL_RCC_APB1_RELEASE_RESET(); |
bogdanm | 0:9b334a45a8ff | 191 | |
bogdanm | 0:9b334a45a8ff | 192 | __HAL_RCC_APB2_FORCE_RESET(); |
bogdanm | 0:9b334a45a8ff | 193 | __HAL_RCC_APB2_RELEASE_RESET(); |
bogdanm | 0:9b334a45a8ff | 194 | |
bogdanm | 0:9b334a45a8ff | 195 | __HAL_RCC_AHB_FORCE_RESET(); |
bogdanm | 0:9b334a45a8ff | 196 | __HAL_RCC_AHB_RELEASE_RESET(); |
bogdanm | 0:9b334a45a8ff | 197 | |
bogdanm | 0:9b334a45a8ff | 198 | __HAL_RCC_IOP_FORCE_RESET(); |
bogdanm | 0:9b334a45a8ff | 199 | __HAL_RCC_IOP_RELEASE_RESET(); |
bogdanm | 0:9b334a45a8ff | 200 | |
bogdanm | 0:9b334a45a8ff | 201 | /* De-Init the low level hardware */ |
bogdanm | 0:9b334a45a8ff | 202 | HAL_MspDeInit(); |
bogdanm | 0:9b334a45a8ff | 203 | |
bogdanm | 0:9b334a45a8ff | 204 | /* Return function status */ |
bogdanm | 0:9b334a45a8ff | 205 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 206 | } |
bogdanm | 0:9b334a45a8ff | 207 | |
bogdanm | 0:9b334a45a8ff | 208 | /** |
bogdanm | 0:9b334a45a8ff | 209 | * @brief Initializes the MSP. |
bogdanm | 0:9b334a45a8ff | 210 | * @retval None |
bogdanm | 0:9b334a45a8ff | 211 | */ |
bogdanm | 0:9b334a45a8ff | 212 | __weak void HAL_MspInit(void) |
bogdanm | 0:9b334a45a8ff | 213 | { |
bogdanm | 0:9b334a45a8ff | 214 | /* NOTE : This function Should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 215 | the HAL_MspInit could be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 216 | */ |
bogdanm | 0:9b334a45a8ff | 217 | } |
bogdanm | 0:9b334a45a8ff | 218 | |
bogdanm | 0:9b334a45a8ff | 219 | /** |
bogdanm | 0:9b334a45a8ff | 220 | * @brief DeInitializes the MSP. |
bogdanm | 0:9b334a45a8ff | 221 | * @retval None |
bogdanm | 0:9b334a45a8ff | 222 | */ |
bogdanm | 0:9b334a45a8ff | 223 | __weak void HAL_MspDeInit(void) |
bogdanm | 0:9b334a45a8ff | 224 | { |
bogdanm | 0:9b334a45a8ff | 225 | /* NOTE : This function Should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 226 | the HAL_MspDeInit could be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 227 | */ |
bogdanm | 0:9b334a45a8ff | 228 | } |
bogdanm | 0:9b334a45a8ff | 229 | |
bogdanm | 0:9b334a45a8ff | 230 | |
bogdanm | 0:9b334a45a8ff | 231 | /** |
bogdanm | 0:9b334a45a8ff | 232 | * @brief This function configures the source of the time base. |
bogdanm | 0:9b334a45a8ff | 233 | * The time source is configured to have 1ms time base with a dedicated |
bogdanm | 0:9b334a45a8ff | 234 | * Tick interrupt priority. |
bogdanm | 0:9b334a45a8ff | 235 | * @note This function is called automatically at the beginning of program after |
bogdanm | 0:9b334a45a8ff | 236 | * reset by HAL_Init() or at any time when clock is reconfigured by HAL_RCC_ClockConfig(). |
bogdanm | 0:9b334a45a8ff | 237 | * @note In the default implementation, SysTick timer is the source of time base. |
bogdanm | 0:9b334a45a8ff | 238 | * It is used to generate interrupts at regular time intervals. |
bogdanm | 0:9b334a45a8ff | 239 | * Care must be taken if HAL_Delay() is called from a peripheral ISR process, |
bogdanm | 0:9b334a45a8ff | 240 | * The the SysTick interrupt must have higher priority (numerically lower) |
bogdanm | 0:9b334a45a8ff | 241 | * than the peripheral interrupt. Otherwise the caller ISR process will be blocked. |
bogdanm | 0:9b334a45a8ff | 242 | * The function is declared as __Weak to be overwritten in case of other |
bogdanm | 0:9b334a45a8ff | 243 | * implementation in user file. |
bogdanm | 0:9b334a45a8ff | 244 | * @param TickPriority: Tick interrupt priority. |
bogdanm | 0:9b334a45a8ff | 245 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 246 | */ |
bogdanm | 0:9b334a45a8ff | 247 | __weak HAL_StatusTypeDef HAL_InitTick(uint32_t TickPriority) |
bogdanm | 0:9b334a45a8ff | 248 | { |
bogdanm | 0:9b334a45a8ff | 249 | /*Configure the SysTick to have interrupt in 1ms time basis*/ |
bogdanm | 0:9b334a45a8ff | 250 | HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000); |
bogdanm | 0:9b334a45a8ff | 251 | |
bogdanm | 0:9b334a45a8ff | 252 | /*Configure the SysTick IRQ priority */ |
bogdanm | 0:9b334a45a8ff | 253 | HAL_NVIC_SetPriority(SysTick_IRQn, TickPriority ,0); |
bogdanm | 0:9b334a45a8ff | 254 | |
bogdanm | 0:9b334a45a8ff | 255 | /* Return function status */ |
bogdanm | 0:9b334a45a8ff | 256 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 257 | } |
bogdanm | 0:9b334a45a8ff | 258 | |
bogdanm | 0:9b334a45a8ff | 259 | /** |
bogdanm | 0:9b334a45a8ff | 260 | * @} |
bogdanm | 0:9b334a45a8ff | 261 | */ |
bogdanm | 0:9b334a45a8ff | 262 | |
bogdanm | 0:9b334a45a8ff | 263 | /** @addtogroup HAL_Exported_Functions_Group2 |
bogdanm | 0:9b334a45a8ff | 264 | * @brief Peripheral Control functions |
bogdanm | 0:9b334a45a8ff | 265 | * |
bogdanm | 0:9b334a45a8ff | 266 | @verbatim |
bogdanm | 0:9b334a45a8ff | 267 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 268 | ##### HAL Control functions ##### |
bogdanm | 0:9b334a45a8ff | 269 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 270 | [..] This section provides functions allowing to: |
bogdanm | 0:9b334a45a8ff | 271 | (+) Provide a tick value in millisecond |
bogdanm | 0:9b334a45a8ff | 272 | (+) Provide a blocking delay in millisecond |
bogdanm | 0:9b334a45a8ff | 273 | (+) Suspend the time base source interrupt |
bogdanm | 0:9b334a45a8ff | 274 | (+) Resume the time base source interrupt |
bogdanm | 0:9b334a45a8ff | 275 | (+) Get the HAL API driver version |
bogdanm | 0:9b334a45a8ff | 276 | (+) Get the device identifier |
bogdanm | 0:9b334a45a8ff | 277 | (+) Get the device revision identifier |
mbed_official | 113:b3775bf36a83 | 278 | (+) Configure low power mode behavior when the MCU is in Debug mode |
mbed_official | 113:b3775bf36a83 | 279 | (+) Manage the VEREFINT feature (activation, lock, output selection) |
bogdanm | 0:9b334a45a8ff | 280 | |
bogdanm | 0:9b334a45a8ff | 281 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 282 | * @{ |
bogdanm | 0:9b334a45a8ff | 283 | */ |
bogdanm | 0:9b334a45a8ff | 284 | |
bogdanm | 0:9b334a45a8ff | 285 | /** |
bogdanm | 0:9b334a45a8ff | 286 | * @brief This function is called to increment a global variable "uwTick" |
bogdanm | 0:9b334a45a8ff | 287 | * used as application time base. |
bogdanm | 0:9b334a45a8ff | 288 | * @note In the default implementation, this variable is incremented each 1ms |
bogdanm | 0:9b334a45a8ff | 289 | * in Systick ISR. |
bogdanm | 0:9b334a45a8ff | 290 | * @note This function is declared as __weak to be overwritten in case of other |
bogdanm | 0:9b334a45a8ff | 291 | * implementations in user file. |
bogdanm | 0:9b334a45a8ff | 292 | * @retval None |
bogdanm | 0:9b334a45a8ff | 293 | */ |
bogdanm | 0:9b334a45a8ff | 294 | __weak void HAL_IncTick(void) |
bogdanm | 0:9b334a45a8ff | 295 | { |
bogdanm | 0:9b334a45a8ff | 296 | uwTick++; |
bogdanm | 0:9b334a45a8ff | 297 | } |
bogdanm | 0:9b334a45a8ff | 298 | |
bogdanm | 0:9b334a45a8ff | 299 | /** |
bogdanm | 0:9b334a45a8ff | 300 | * @brief Provides a tick value in millisecond. |
bogdanm | 0:9b334a45a8ff | 301 | * @note This function is declared as __weak to be overwritten in case of other |
bogdanm | 0:9b334a45a8ff | 302 | * implementations in user file. |
bogdanm | 0:9b334a45a8ff | 303 | * @retval tick value |
bogdanm | 0:9b334a45a8ff | 304 | */ |
bogdanm | 0:9b334a45a8ff | 305 | __weak uint32_t HAL_GetTick(void) |
bogdanm | 0:9b334a45a8ff | 306 | { |
bogdanm | 0:9b334a45a8ff | 307 | return uwTick; |
bogdanm | 0:9b334a45a8ff | 308 | } |
bogdanm | 0:9b334a45a8ff | 309 | |
bogdanm | 0:9b334a45a8ff | 310 | /** |
bogdanm | 0:9b334a45a8ff | 311 | * @brief This function provides accurate delay (in ms) based on a variable incremented. |
bogdanm | 0:9b334a45a8ff | 312 | * @note In the default implementation , SysTick timer is the source of time base. |
bogdanm | 0:9b334a45a8ff | 313 | * It is used to generate interrupts at regular time intervals where uwTick |
bogdanm | 0:9b334a45a8ff | 314 | * is incremented. |
bogdanm | 0:9b334a45a8ff | 315 | * @note ThiS function is declared as __weak to be overwritten in case of other |
bogdanm | 0:9b334a45a8ff | 316 | * implementations in user file. |
bogdanm | 0:9b334a45a8ff | 317 | * @param Delay: specifies the delay time length, in milliseconds. |
bogdanm | 0:9b334a45a8ff | 318 | * @retval None |
bogdanm | 0:9b334a45a8ff | 319 | */ |
bogdanm | 0:9b334a45a8ff | 320 | __weak void HAL_Delay(__IO uint32_t Delay) |
bogdanm | 0:9b334a45a8ff | 321 | { |
bogdanm | 0:9b334a45a8ff | 322 | uint32_t tickstart = 0; |
bogdanm | 0:9b334a45a8ff | 323 | tickstart = HAL_GetTick(); |
bogdanm | 0:9b334a45a8ff | 324 | while((HAL_GetTick() - tickstart) < Delay) |
bogdanm | 0:9b334a45a8ff | 325 | { |
bogdanm | 0:9b334a45a8ff | 326 | } |
bogdanm | 0:9b334a45a8ff | 327 | } |
bogdanm | 0:9b334a45a8ff | 328 | |
bogdanm | 0:9b334a45a8ff | 329 | /** |
mbed_official | 113:b3775bf36a83 | 330 | * @brief Suspends the Tick increment. |
bogdanm | 0:9b334a45a8ff | 331 | * @note In the default implementation , SysTick timer is the source of time base. It is |
bogdanm | 0:9b334a45a8ff | 332 | * used to generate interrupts at regular time intervals. Once HAL_SuspendTick() |
bogdanm | 0:9b334a45a8ff | 333 | * is called, the the SysTick interrupt will be disabled and so Tick increment |
bogdanm | 0:9b334a45a8ff | 334 | * is suspended. |
bogdanm | 0:9b334a45a8ff | 335 | * @note This function is declared as __weak to be overwritten in case of other |
bogdanm | 0:9b334a45a8ff | 336 | * implementations in user file. |
bogdanm | 0:9b334a45a8ff | 337 | * @retval None |
bogdanm | 0:9b334a45a8ff | 338 | */ |
bogdanm | 0:9b334a45a8ff | 339 | __weak void HAL_SuspendTick(void) |
bogdanm | 0:9b334a45a8ff | 340 | { |
bogdanm | 0:9b334a45a8ff | 341 | /* Disable SysTick Interrupt */ |
bogdanm | 0:9b334a45a8ff | 342 | SysTick->CTRL &= ~SysTick_CTRL_TICKINT_Msk; |
bogdanm | 0:9b334a45a8ff | 343 | } |
bogdanm | 0:9b334a45a8ff | 344 | |
bogdanm | 0:9b334a45a8ff | 345 | /** |
mbed_official | 113:b3775bf36a83 | 346 | * @brief Resumes the Tick increment. |
bogdanm | 0:9b334a45a8ff | 347 | * @note In the default implementation , SysTick timer is the source of time base. It is |
bogdanm | 0:9b334a45a8ff | 348 | * used to generate interrupts at regular time intervals. Once HAL_ResumeTick() |
bogdanm | 0:9b334a45a8ff | 349 | * is called, the the SysTick interrupt will be enabled and so Tick increment |
bogdanm | 0:9b334a45a8ff | 350 | * is resumed. |
bogdanm | 0:9b334a45a8ff | 351 | * @note This function is declared as __weak to be overwritten in case of other |
bogdanm | 0:9b334a45a8ff | 352 | * implementations in user file. |
bogdanm | 0:9b334a45a8ff | 353 | * @retval None |
bogdanm | 0:9b334a45a8ff | 354 | */ |
bogdanm | 0:9b334a45a8ff | 355 | __weak void HAL_ResumeTick(void) |
bogdanm | 0:9b334a45a8ff | 356 | { |
bogdanm | 0:9b334a45a8ff | 357 | /* Enable SysTick Interrupt */ |
bogdanm | 0:9b334a45a8ff | 358 | SysTick->CTRL |= SysTick_CTRL_TICKINT_Msk; |
bogdanm | 0:9b334a45a8ff | 359 | } |
bogdanm | 0:9b334a45a8ff | 360 | |
bogdanm | 0:9b334a45a8ff | 361 | /** |
bogdanm | 0:9b334a45a8ff | 362 | * @brief Returns the HAL revision |
bogdanm | 0:9b334a45a8ff | 363 | * @retval version: 0xXYZR (8bits for each decimal, R for RC) |
bogdanm | 0:9b334a45a8ff | 364 | */ |
bogdanm | 0:9b334a45a8ff | 365 | uint32_t HAL_GetHalVersion(void) |
bogdanm | 0:9b334a45a8ff | 366 | { |
bogdanm | 0:9b334a45a8ff | 367 | return __STM32L0xx_HAL_VERSION; |
bogdanm | 0:9b334a45a8ff | 368 | } |
bogdanm | 0:9b334a45a8ff | 369 | |
bogdanm | 0:9b334a45a8ff | 370 | /** |
bogdanm | 0:9b334a45a8ff | 371 | * @brief Returns the device revision identifier. |
bogdanm | 0:9b334a45a8ff | 372 | * @retval Device revision identifier |
bogdanm | 0:9b334a45a8ff | 373 | */ |
bogdanm | 0:9b334a45a8ff | 374 | uint32_t HAL_GetREVID(void) |
bogdanm | 0:9b334a45a8ff | 375 | { |
bogdanm | 0:9b334a45a8ff | 376 | return((DBGMCU->IDCODE) >> 16); |
bogdanm | 0:9b334a45a8ff | 377 | } |
bogdanm | 0:9b334a45a8ff | 378 | |
bogdanm | 0:9b334a45a8ff | 379 | /** |
bogdanm | 0:9b334a45a8ff | 380 | * @brief Returns the device identifier. |
bogdanm | 0:9b334a45a8ff | 381 | * @retval Device identifier |
bogdanm | 0:9b334a45a8ff | 382 | */ |
bogdanm | 0:9b334a45a8ff | 383 | uint32_t HAL_GetDEVID(void) |
bogdanm | 0:9b334a45a8ff | 384 | { |
bogdanm | 0:9b334a45a8ff | 385 | return((DBGMCU->IDCODE) & IDCODE_DEVID_MASK); |
bogdanm | 0:9b334a45a8ff | 386 | } |
bogdanm | 0:9b334a45a8ff | 387 | |
bogdanm | 0:9b334a45a8ff | 388 | /** |
mbed_official | 113:b3775bf36a83 | 389 | * @brief Enables the Debug Module during SLEEP mode |
bogdanm | 0:9b334a45a8ff | 390 | * @retval None |
bogdanm | 0:9b334a45a8ff | 391 | */ |
bogdanm | 0:9b334a45a8ff | 392 | void HAL_DBGMCU_EnableDBGSleepMode(void) |
bogdanm | 0:9b334a45a8ff | 393 | { |
bogdanm | 0:9b334a45a8ff | 394 | SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_SLEEP); |
bogdanm | 0:9b334a45a8ff | 395 | } |
bogdanm | 0:9b334a45a8ff | 396 | |
bogdanm | 0:9b334a45a8ff | 397 | /** |
mbed_official | 113:b3775bf36a83 | 398 | * @brief Disables the Debug Module during SLEEP mode |
bogdanm | 0:9b334a45a8ff | 399 | * @retval None |
bogdanm | 0:9b334a45a8ff | 400 | */ |
bogdanm | 0:9b334a45a8ff | 401 | void HAL_DBGMCU_DisableDBGSleepMode(void) |
bogdanm | 0:9b334a45a8ff | 402 | { |
bogdanm | 0:9b334a45a8ff | 403 | CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_SLEEP); |
bogdanm | 0:9b334a45a8ff | 404 | } |
bogdanm | 0:9b334a45a8ff | 405 | |
bogdanm | 0:9b334a45a8ff | 406 | /** |
mbed_official | 113:b3775bf36a83 | 407 | * @brief Enables the Debug Module during STOP mode |
bogdanm | 0:9b334a45a8ff | 408 | * @retval None |
bogdanm | 0:9b334a45a8ff | 409 | */ |
bogdanm | 0:9b334a45a8ff | 410 | void HAL_DBGMCU_EnableDBGStopMode(void) |
bogdanm | 0:9b334a45a8ff | 411 | { |
bogdanm | 0:9b334a45a8ff | 412 | SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STOP); |
bogdanm | 0:9b334a45a8ff | 413 | } |
bogdanm | 0:9b334a45a8ff | 414 | |
bogdanm | 0:9b334a45a8ff | 415 | /** |
mbed_official | 113:b3775bf36a83 | 416 | * @brief Disables the Debug Module during STOP mode |
bogdanm | 0:9b334a45a8ff | 417 | * @retval None |
bogdanm | 0:9b334a45a8ff | 418 | */ |
bogdanm | 0:9b334a45a8ff | 419 | void HAL_DBGMCU_DisableDBGStopMode(void) |
bogdanm | 0:9b334a45a8ff | 420 | { |
bogdanm | 0:9b334a45a8ff | 421 | CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STOP); |
bogdanm | 0:9b334a45a8ff | 422 | } |
bogdanm | 0:9b334a45a8ff | 423 | |
bogdanm | 0:9b334a45a8ff | 424 | /** |
mbed_official | 113:b3775bf36a83 | 425 | * @brief Enables the Debug Module during STANDBY mode |
bogdanm | 0:9b334a45a8ff | 426 | * @retval None |
bogdanm | 0:9b334a45a8ff | 427 | */ |
bogdanm | 0:9b334a45a8ff | 428 | void HAL_DBGMCU_EnableDBGStandbyMode(void) |
bogdanm | 0:9b334a45a8ff | 429 | { |
bogdanm | 0:9b334a45a8ff | 430 | SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STANDBY); |
bogdanm | 0:9b334a45a8ff | 431 | } |
bogdanm | 0:9b334a45a8ff | 432 | |
bogdanm | 0:9b334a45a8ff | 433 | /** |
mbed_official | 113:b3775bf36a83 | 434 | * @brief Disables the Debug Module during STANDBY mode |
bogdanm | 0:9b334a45a8ff | 435 | * @retval None |
bogdanm | 0:9b334a45a8ff | 436 | */ |
bogdanm | 0:9b334a45a8ff | 437 | void HAL_DBGMCU_DisableDBGStandbyMode(void) |
bogdanm | 0:9b334a45a8ff | 438 | { |
bogdanm | 0:9b334a45a8ff | 439 | CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STANDBY); |
bogdanm | 0:9b334a45a8ff | 440 | } |
bogdanm | 0:9b334a45a8ff | 441 | |
bogdanm | 0:9b334a45a8ff | 442 | /** |
bogdanm | 0:9b334a45a8ff | 443 | * @brief Enable low power mode behavior when the MCU is in Debug mode. |
bogdanm | 0:9b334a45a8ff | 444 | * @param Periph: specifies the low power mode. |
bogdanm | 0:9b334a45a8ff | 445 | * This parameter can be any combination of the following values: |
bogdanm | 0:9b334a45a8ff | 446 | * @arg DBGMCU_SLEEP: Keep debugger connection during SLEEP mode |
bogdanm | 0:9b334a45a8ff | 447 | * @arg DBGMCU_STOP: Keep debugger connection during STOP mode |
bogdanm | 0:9b334a45a8ff | 448 | * @arg DBGMCU_STANDBY: Keep debugger connection during STANDBY mode |
bogdanm | 0:9b334a45a8ff | 449 | * @retval None |
bogdanm | 0:9b334a45a8ff | 450 | */ |
bogdanm | 0:9b334a45a8ff | 451 | void HAL_DBGMCU_DBG_EnableLowPowerConfig(uint32_t Periph) |
bogdanm | 0:9b334a45a8ff | 452 | { |
bogdanm | 0:9b334a45a8ff | 453 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 454 | assert_param(IS_DBGMCU_PERIPH(Periph)); |
bogdanm | 0:9b334a45a8ff | 455 | |
bogdanm | 0:9b334a45a8ff | 456 | DBGMCU->CR |= Periph; |
bogdanm | 0:9b334a45a8ff | 457 | |
bogdanm | 0:9b334a45a8ff | 458 | } |
bogdanm | 0:9b334a45a8ff | 459 | /** |
bogdanm | 0:9b334a45a8ff | 460 | * @brief Disable low power mode behavior when the MCU is in Debug mode. |
bogdanm | 0:9b334a45a8ff | 461 | * @param Periph: specifies the low power mode. |
bogdanm | 0:9b334a45a8ff | 462 | * This parameter can be any combination of the following values: |
bogdanm | 0:9b334a45a8ff | 463 | * @arg DBGMCU_SLEEP: Keep debugger connection during SLEEP mode |
bogdanm | 0:9b334a45a8ff | 464 | * @arg DBGMCU_STOP: Keep debugger connection during STOP mode |
bogdanm | 0:9b334a45a8ff | 465 | * @arg DBGMCU_STANDBY: Keep debugger connection during STANDBY mode |
bogdanm | 0:9b334a45a8ff | 466 | * @retval None |
bogdanm | 0:9b334a45a8ff | 467 | */ |
bogdanm | 0:9b334a45a8ff | 468 | void HAL_DBGMCU_DBG_DisableLowPowerConfig(uint32_t Periph) |
bogdanm | 0:9b334a45a8ff | 469 | { |
bogdanm | 0:9b334a45a8ff | 470 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 471 | assert_param(IS_DBGMCU_PERIPH(Periph)); |
bogdanm | 0:9b334a45a8ff | 472 | { |
bogdanm | 0:9b334a45a8ff | 473 | DBGMCU->CR &= ~Periph; |
bogdanm | 0:9b334a45a8ff | 474 | } |
bogdanm | 0:9b334a45a8ff | 475 | } |
bogdanm | 0:9b334a45a8ff | 476 | |
bogdanm | 0:9b334a45a8ff | 477 | /** |
bogdanm | 0:9b334a45a8ff | 478 | * @brief Returns the boot mode as configured by user. |
bogdanm | 0:9b334a45a8ff | 479 | * @retval The boot mode as configured by user. The returned value can be one |
bogdanm | 0:9b334a45a8ff | 480 | * of the following values: |
mbed_official | 113:b3775bf36a83 | 481 | * - 0x00000000 : Boot is configured in Main Flash memory |
mbed_official | 113:b3775bf36a83 | 482 | * - 0x00000100 : Boot is configured in System Flash memory |
mbed_official | 113:b3775bf36a83 | 483 | * - 0x00000300 : Boot is configured in Embedded SRAM memory |
bogdanm | 0:9b334a45a8ff | 484 | */ |
bogdanm | 0:9b334a45a8ff | 485 | uint32_t HAL_SYSCFG_GetBootMode(void) |
bogdanm | 0:9b334a45a8ff | 486 | { |
bogdanm | 0:9b334a45a8ff | 487 | return (SYSCFG->CFGR1 & SYSCFG_CFGR1_BOOT_MODE); |
bogdanm | 0:9b334a45a8ff | 488 | } |
bogdanm | 0:9b334a45a8ff | 489 | |
bogdanm | 0:9b334a45a8ff | 490 | /** |
bogdanm | 0:9b334a45a8ff | 491 | * @brief Enables the VREFINT. |
bogdanm | 0:9b334a45a8ff | 492 | * @retval None |
bogdanm | 0:9b334a45a8ff | 493 | */ |
bogdanm | 0:9b334a45a8ff | 494 | void HAL_SYSCFG_EnableVREFINT(void) |
bogdanm | 0:9b334a45a8ff | 495 | { |
bogdanm | 0:9b334a45a8ff | 496 | /* Enable the VREFINT by setting EN_VREFINT bit in the CFGR3 register */ |
bogdanm | 0:9b334a45a8ff | 497 | SET_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_EN_VREFINT); |
bogdanm | 0:9b334a45a8ff | 498 | } |
bogdanm | 0:9b334a45a8ff | 499 | |
bogdanm | 0:9b334a45a8ff | 500 | /** |
bogdanm | 0:9b334a45a8ff | 501 | * @brief Disables the VREFINT. |
bogdanm | 0:9b334a45a8ff | 502 | * @retval None |
bogdanm | 0:9b334a45a8ff | 503 | */ |
bogdanm | 0:9b334a45a8ff | 504 | void HAL_SYSCFG_DisableVREFINT(void) |
bogdanm | 0:9b334a45a8ff | 505 | { |
bogdanm | 0:9b334a45a8ff | 506 | /* Disable the VREFINT by setting EN_VREFINT bit in the CFGR3 register */ |
bogdanm | 0:9b334a45a8ff | 507 | CLEAR_BIT(SYSCFG->CFGR3,SYSCFG_CFGR3_EN_VREFINT); |
bogdanm | 0:9b334a45a8ff | 508 | } |
bogdanm | 0:9b334a45a8ff | 509 | /** |
bogdanm | 0:9b334a45a8ff | 510 | * @brief Selects the output of internal reference voltage (VREFINT). |
bogdanm | 0:9b334a45a8ff | 511 | * The VREFINT output can be routed to(PB0) or |
bogdanm | 0:9b334a45a8ff | 512 | * (PB1) or both. |
bogdanm | 0:9b334a45a8ff | 513 | * @param SYSCFG_Vrefint_OUTPUT: new state of the Vrefint output. |
bogdanm | 0:9b334a45a8ff | 514 | * This parameter can be one of the following values: |
bogdanm | 0:9b334a45a8ff | 515 | * @arg SYSCFG_VREFINT_OUT_NONE |
bogdanm | 0:9b334a45a8ff | 516 | * @arg SYSCFG_VREFINT_OUT_PB0 |
bogdanm | 0:9b334a45a8ff | 517 | * @arg SYSCFG_VREFINT_OUT_PB1 |
bogdanm | 0:9b334a45a8ff | 518 | * @arg SYSCFG_VREFINT_OUT_PB0_PB1 |
bogdanm | 0:9b334a45a8ff | 519 | * @retval None |
bogdanm | 0:9b334a45a8ff | 520 | */ |
bogdanm | 0:9b334a45a8ff | 521 | void HAL_SYSCFG_VREFINT_OutputSelect(uint32_t SYSCFG_Vrefint_OUTPUT) |
bogdanm | 0:9b334a45a8ff | 522 | { |
bogdanm | 0:9b334a45a8ff | 523 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 524 | assert_param(IS_SYSCFG_VREFINT_OUT_SELECT(SYSCFG_Vrefint_OUTPUT)); |
bogdanm | 0:9b334a45a8ff | 525 | |
bogdanm | 0:9b334a45a8ff | 526 | /* Set the output Vrefint pin */ |
bogdanm | 0:9b334a45a8ff | 527 | SYSCFG->CFGR3 &= ~(SYSCFG_CFGR3_VREF_OUT); |
bogdanm | 0:9b334a45a8ff | 528 | SYSCFG->CFGR3 |= (uint32_t)(SYSCFG_Vrefint_OUTPUT); |
bogdanm | 0:9b334a45a8ff | 529 | } |
bogdanm | 0:9b334a45a8ff | 530 | |
bogdanm | 0:9b334a45a8ff | 531 | /** |
bogdanm | 0:9b334a45a8ff | 532 | * @brief Lock the SYSCFG VREF register values |
bogdanm | 0:9b334a45a8ff | 533 | * @retval None |
bogdanm | 0:9b334a45a8ff | 534 | */ |
bogdanm | 0:9b334a45a8ff | 535 | void HAL_SYSCFG_Enable_Lock_VREFINT(void) |
bogdanm | 0:9b334a45a8ff | 536 | { |
bogdanm | 0:9b334a45a8ff | 537 | /* Enable the LOCK by setting REF_LOCK bit in the CFGR3 register */ |
bogdanm | 0:9b334a45a8ff | 538 | SET_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_REF_LOCK); |
bogdanm | 0:9b334a45a8ff | 539 | } |
bogdanm | 0:9b334a45a8ff | 540 | |
bogdanm | 0:9b334a45a8ff | 541 | /** |
bogdanm | 0:9b334a45a8ff | 542 | * @brief Unlock the overall SYSCFG VREF register values |
bogdanm | 0:9b334a45a8ff | 543 | * @retval None |
bogdanm | 0:9b334a45a8ff | 544 | */ |
bogdanm | 0:9b334a45a8ff | 545 | void HAL_SYSCFG_Disable_Lock_VREFINT(void) |
bogdanm | 0:9b334a45a8ff | 546 | { |
bogdanm | 0:9b334a45a8ff | 547 | /* Disable the LOCK by setting REF_LOCK bit in the CFGR3 register */ |
bogdanm | 0:9b334a45a8ff | 548 | CLEAR_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_REF_LOCK); |
bogdanm | 0:9b334a45a8ff | 549 | } |
bogdanm | 0:9b334a45a8ff | 550 | |
bogdanm | 0:9b334a45a8ff | 551 | /** |
bogdanm | 0:9b334a45a8ff | 552 | * @} |
bogdanm | 0:9b334a45a8ff | 553 | */ |
bogdanm | 0:9b334a45a8ff | 554 | |
bogdanm | 0:9b334a45a8ff | 555 | /** |
bogdanm | 0:9b334a45a8ff | 556 | * @} |
bogdanm | 0:9b334a45a8ff | 557 | */ |
bogdanm | 0:9b334a45a8ff | 558 | |
bogdanm | 0:9b334a45a8ff | 559 | /** |
bogdanm | 0:9b334a45a8ff | 560 | * @} |
bogdanm | 0:9b334a45a8ff | 561 | */ |
mbed_official | 113:b3775bf36a83 | 562 | #endif /* HAL_MODULE_ENABLED */ |
bogdanm | 0:9b334a45a8ff | 563 | /** |
bogdanm | 0:9b334a45a8ff | 564 | * @} |
bogdanm | 0:9b334a45a8ff | 565 | */ |
bogdanm | 0:9b334a45a8ff | 566 | |
bogdanm | 0:9b334a45a8ff | 567 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |
bogdanm | 0:9b334a45a8ff | 568 |