mbed library sources. Supersedes mbed-src.
Dependents: Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more
targets/TARGET_STM/TARGET_STM32F0/device/stm32f0xx_hal.c@189:f392fc9709a3, 2019-02-20 (annotated)
- Committer:
- AnnaBridge
- Date:
- Wed Feb 20 22:31:08 2019 +0000
- Revision:
- 189:f392fc9709a3
- Parent:
- 180:96ed750bd169
mbed library release version 165
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
<> | 144:ef7eb2e8f9f7 | 1 | /** |
<> | 144:ef7eb2e8f9f7 | 2 | ****************************************************************************** |
<> | 144:ef7eb2e8f9f7 | 3 | * @file stm32f0xx_hal.c |
<> | 144:ef7eb2e8f9f7 | 4 | * @author MCD Application Team |
<> | 144:ef7eb2e8f9f7 | 5 | * @brief HAL module driver. |
<> | 144:ef7eb2e8f9f7 | 6 | * This is the common part of the HAL initialization |
<> | 144:ef7eb2e8f9f7 | 7 | * |
<> | 144:ef7eb2e8f9f7 | 8 | @verbatim |
<> | 144:ef7eb2e8f9f7 | 9 | ============================================================================== |
<> | 144:ef7eb2e8f9f7 | 10 | ##### How to use this driver ##### |
<> | 144:ef7eb2e8f9f7 | 11 | ============================================================================== |
<> | 144:ef7eb2e8f9f7 | 12 | [..] |
<> | 144:ef7eb2e8f9f7 | 13 | The common HAL driver contains a set of generic and common APIs that can be |
<> | 144:ef7eb2e8f9f7 | 14 | used by the PPP peripheral drivers and the user to start using the HAL. |
<> | 144:ef7eb2e8f9f7 | 15 | [..] |
<> | 144:ef7eb2e8f9f7 | 16 | The HAL contains two APIs categories: |
<> | 144:ef7eb2e8f9f7 | 17 | (+) HAL Initialization and de-initialization functions |
<> | 144:ef7eb2e8f9f7 | 18 | (+) HAL Control functions |
<> | 144:ef7eb2e8f9f7 | 19 | |
<> | 144:ef7eb2e8f9f7 | 20 | @endverbatim |
<> | 144:ef7eb2e8f9f7 | 21 | ****************************************************************************** |
<> | 144:ef7eb2e8f9f7 | 22 | * @attention |
<> | 144:ef7eb2e8f9f7 | 23 | * |
<> | 144:ef7eb2e8f9f7 | 24 | * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> |
<> | 144:ef7eb2e8f9f7 | 25 | * |
<> | 144:ef7eb2e8f9f7 | 26 | * Redistribution and use in source and binary forms, with or without modification, |
<> | 144:ef7eb2e8f9f7 | 27 | * are permitted provided that the following conditions are met: |
<> | 144:ef7eb2e8f9f7 | 28 | * 1. Redistributions of source code must retain the above copyright notice, |
<> | 144:ef7eb2e8f9f7 | 29 | * this list of conditions and the following disclaimer. |
<> | 144:ef7eb2e8f9f7 | 30 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
<> | 144:ef7eb2e8f9f7 | 31 | * this list of conditions and the following disclaimer in the documentation |
<> | 144:ef7eb2e8f9f7 | 32 | * and/or other materials provided with the distribution. |
<> | 144:ef7eb2e8f9f7 | 33 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
<> | 144:ef7eb2e8f9f7 | 34 | * may be used to endorse or promote products derived from this software |
<> | 144:ef7eb2e8f9f7 | 35 | * without specific prior written permission. |
<> | 144:ef7eb2e8f9f7 | 36 | * |
<> | 144:ef7eb2e8f9f7 | 37 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
<> | 144:ef7eb2e8f9f7 | 38 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
<> | 144:ef7eb2e8f9f7 | 39 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
<> | 144:ef7eb2e8f9f7 | 40 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
<> | 144:ef7eb2e8f9f7 | 41 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
<> | 144:ef7eb2e8f9f7 | 42 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
<> | 144:ef7eb2e8f9f7 | 43 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
<> | 144:ef7eb2e8f9f7 | 44 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
<> | 144:ef7eb2e8f9f7 | 45 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
<> | 144:ef7eb2e8f9f7 | 46 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
<> | 144:ef7eb2e8f9f7 | 47 | * |
<> | 144:ef7eb2e8f9f7 | 48 | ****************************************************************************** |
<> | 144:ef7eb2e8f9f7 | 49 | */ |
<> | 144:ef7eb2e8f9f7 | 50 | |
<> | 144:ef7eb2e8f9f7 | 51 | /* Includes ------------------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 52 | #include "stm32f0xx_hal.h" |
<> | 144:ef7eb2e8f9f7 | 53 | |
<> | 144:ef7eb2e8f9f7 | 54 | /** @addtogroup STM32F0xx_HAL_Driver |
<> | 144:ef7eb2e8f9f7 | 55 | * @{ |
<> | 144:ef7eb2e8f9f7 | 56 | */ |
<> | 144:ef7eb2e8f9f7 | 57 | |
<> | 144:ef7eb2e8f9f7 | 58 | /** @defgroup HAL HAL |
<> | 144:ef7eb2e8f9f7 | 59 | * @brief HAL module driver. |
<> | 144:ef7eb2e8f9f7 | 60 | * @{ |
<> | 144:ef7eb2e8f9f7 | 61 | */ |
<> | 144:ef7eb2e8f9f7 | 62 | |
<> | 144:ef7eb2e8f9f7 | 63 | #ifdef HAL_MODULE_ENABLED |
<> | 144:ef7eb2e8f9f7 | 64 | |
<> | 144:ef7eb2e8f9f7 | 65 | /* Private typedef -----------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 66 | /* Private define ------------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 67 | /** @defgroup HAL_Private_Constants HAL Private Constants |
<> | 144:ef7eb2e8f9f7 | 68 | * @{ |
<> | 144:ef7eb2e8f9f7 | 69 | */ |
<> | 144:ef7eb2e8f9f7 | 70 | /** |
Anna Bridge |
180:96ed750bd169 | 71 | * @brief STM32F0xx HAL Driver version number V1.7.0 |
<> | 144:ef7eb2e8f9f7 | 72 | */ |
<> | 144:ef7eb2e8f9f7 | 73 | #define __STM32F0xx_HAL_VERSION_MAIN (0x01) /*!< [31:24] main version */ |
Anna Bridge |
180:96ed750bd169 | 74 | #define __STM32F0xx_HAL_VERSION_SUB1 (0x07) /*!< [23:16] sub1 version */ |
<> | 144:ef7eb2e8f9f7 | 75 | #define __STM32F0xx_HAL_VERSION_SUB2 (0x00) /*!< [15:8] sub2 version */ |
<> | 144:ef7eb2e8f9f7 | 76 | #define __STM32F0xx_HAL_VERSION_RC (0x00) /*!< [7:0] release candidate */ |
<> | 156:95d6b41a828b | 77 | #define __STM32F0xx_HAL_VERSION ((__STM32F0xx_HAL_VERSION_MAIN << 24U)\ |
<> | 156:95d6b41a828b | 78 | |(__STM32F0xx_HAL_VERSION_SUB1 << 16U)\ |
<> | 156:95d6b41a828b | 79 | |(__STM32F0xx_HAL_VERSION_SUB2 << 8U )\ |
<> | 144:ef7eb2e8f9f7 | 80 | |(__STM32F0xx_HAL_VERSION_RC)) |
<> | 144:ef7eb2e8f9f7 | 81 | |
<> | 156:95d6b41a828b | 82 | #define IDCODE_DEVID_MASK (0x00000FFFU) |
<> | 144:ef7eb2e8f9f7 | 83 | /** |
<> | 144:ef7eb2e8f9f7 | 84 | * @} |
<> | 144:ef7eb2e8f9f7 | 85 | */ |
<> | 144:ef7eb2e8f9f7 | 86 | |
<> | 144:ef7eb2e8f9f7 | 87 | /* Private macro -------------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 88 | /** @defgroup HAL_Private_Macros HAL Private Macros |
<> | 144:ef7eb2e8f9f7 | 89 | * @{ |
<> | 144:ef7eb2e8f9f7 | 90 | */ |
<> | 144:ef7eb2e8f9f7 | 91 | /** |
<> | 144:ef7eb2e8f9f7 | 92 | * @} |
<> | 144:ef7eb2e8f9f7 | 93 | */ |
<> | 144:ef7eb2e8f9f7 | 94 | |
<> | 144:ef7eb2e8f9f7 | 95 | /* Private variables ---------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 96 | /** @defgroup HAL_Private_Variables HAL Private Variables |
<> | 144:ef7eb2e8f9f7 | 97 | * @{ |
<> | 144:ef7eb2e8f9f7 | 98 | */ |
<> | 144:ef7eb2e8f9f7 | 99 | __IO uint32_t uwTick; |
<> | 144:ef7eb2e8f9f7 | 100 | /** |
<> | 144:ef7eb2e8f9f7 | 101 | * @} |
<> | 144:ef7eb2e8f9f7 | 102 | */ |
<> | 144:ef7eb2e8f9f7 | 103 | /* Private function prototypes -----------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 104 | /* Exported functions ---------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 105 | |
<> | 144:ef7eb2e8f9f7 | 106 | /** @defgroup HAL_Exported_Functions HAL Exported Functions |
<> | 144:ef7eb2e8f9f7 | 107 | * @{ |
<> | 144:ef7eb2e8f9f7 | 108 | */ |
<> | 144:ef7eb2e8f9f7 | 109 | |
<> | 144:ef7eb2e8f9f7 | 110 | /** @defgroup HAL_Exported_Functions_Group1 Initialization and de-initialization Functions |
<> | 144:ef7eb2e8f9f7 | 111 | * @brief Initialization and de-initialization functions |
<> | 144:ef7eb2e8f9f7 | 112 | * |
<> | 144:ef7eb2e8f9f7 | 113 | @verbatim |
<> | 144:ef7eb2e8f9f7 | 114 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 115 | ##### Initialization and de-initialization functions ##### |
<> | 144:ef7eb2e8f9f7 | 116 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 117 | [..] This section provides functions allowing to: |
<> | 144:ef7eb2e8f9f7 | 118 | (+) Initializes the Flash interface, the NVIC allocation and initial clock |
<> | 144:ef7eb2e8f9f7 | 119 | configuration. It initializes the source of time base also when timeout |
<> | 144:ef7eb2e8f9f7 | 120 | is needed and the backup domain when enabled. |
<> | 144:ef7eb2e8f9f7 | 121 | (+) de-Initializes common part of the HAL. |
<> | 144:ef7eb2e8f9f7 | 122 | (+) Configure The time base source to have 1ms time base with a dedicated |
<> | 144:ef7eb2e8f9f7 | 123 | Tick interrupt priority. |
<> | 144:ef7eb2e8f9f7 | 124 | (++) Systick timer is used by default as source of time base, but user |
<> | 144:ef7eb2e8f9f7 | 125 | can eventually implement his proper time base source (a general purpose |
<> | 144:ef7eb2e8f9f7 | 126 | timer for example or other time source), keeping in mind that Time base |
<> | 144:ef7eb2e8f9f7 | 127 | duration should be kept 1ms since PPP_TIMEOUT_VALUEs are defined and |
<> | 144:ef7eb2e8f9f7 | 128 | handled in milliseconds basis. |
<> | 144:ef7eb2e8f9f7 | 129 | (++) Time base configuration function (HAL_InitTick ()) is called automatically |
<> | 144:ef7eb2e8f9f7 | 130 | at the beginning of the program after reset by HAL_Init() or at any time |
<> | 144:ef7eb2e8f9f7 | 131 | when clock is configured, by HAL_RCC_ClockConfig(). |
<> | 144:ef7eb2e8f9f7 | 132 | (++) Source of time base is configured to generate interrupts at regular |
<> | 144:ef7eb2e8f9f7 | 133 | time intervals. Care must be taken if HAL_Delay() is called from a |
<> | 144:ef7eb2e8f9f7 | 134 | peripheral ISR process, the Tick interrupt line must have higher priority |
<> | 144:ef7eb2e8f9f7 | 135 | (numerically lower) than the peripheral interrupt. Otherwise the caller |
<> | 144:ef7eb2e8f9f7 | 136 | ISR process will be blocked. |
<> | 144:ef7eb2e8f9f7 | 137 | (++) functions affecting time base configurations are declared as __Weak |
<> | 144:ef7eb2e8f9f7 | 138 | to make override possible in case of other implementations in user file. |
<> | 144:ef7eb2e8f9f7 | 139 | |
<> | 144:ef7eb2e8f9f7 | 140 | @endverbatim |
<> | 144:ef7eb2e8f9f7 | 141 | * @{ |
<> | 144:ef7eb2e8f9f7 | 142 | */ |
<> | 144:ef7eb2e8f9f7 | 143 | |
<> | 144:ef7eb2e8f9f7 | 144 | /** |
<> | 144:ef7eb2e8f9f7 | 145 | * @brief This function configures the Flash prefetch, |
<> | 144:ef7eb2e8f9f7 | 146 | * Configures time base source, NVIC and Low level hardware |
<> | 144:ef7eb2e8f9f7 | 147 | * @note This function is called at the beginning of program after reset and before |
<> | 144:ef7eb2e8f9f7 | 148 | * the clock configuration |
<> | 144:ef7eb2e8f9f7 | 149 | * @note The time base configuration is based on HSI clock when exiting from Reset. |
<> | 144:ef7eb2e8f9f7 | 150 | * Once done, time base tick start incrementing. |
<> | 144:ef7eb2e8f9f7 | 151 | * In the default implementation,Systick is used as source of time base. |
<> | 144:ef7eb2e8f9f7 | 152 | * The tick variable is incremented each 1ms in its ISR. |
<> | 144:ef7eb2e8f9f7 | 153 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 154 | */ |
<> | 144:ef7eb2e8f9f7 | 155 | HAL_StatusTypeDef HAL_Init(void) |
<> | 144:ef7eb2e8f9f7 | 156 | { |
<> | 144:ef7eb2e8f9f7 | 157 | /* Configure Flash prefetch */ |
<> | 144:ef7eb2e8f9f7 | 158 | #if (PREFETCH_ENABLE != 0) |
<> | 144:ef7eb2e8f9f7 | 159 | __HAL_FLASH_PREFETCH_BUFFER_ENABLE(); |
<> | 144:ef7eb2e8f9f7 | 160 | #endif /* PREFETCH_ENABLE */ |
<> | 144:ef7eb2e8f9f7 | 161 | |
<> | 144:ef7eb2e8f9f7 | 162 | /* Use systick as time base source and configure 1ms tick (default clock after Reset is HSI) */ |
<> | 144:ef7eb2e8f9f7 | 163 | |
<> | 144:ef7eb2e8f9f7 | 164 | HAL_InitTick(TICK_INT_PRIORITY); |
<> | 144:ef7eb2e8f9f7 | 165 | |
<> | 144:ef7eb2e8f9f7 | 166 | /* Init the low level hardware */ |
<> | 144:ef7eb2e8f9f7 | 167 | HAL_MspInit(); |
<> | 144:ef7eb2e8f9f7 | 168 | |
<> | 144:ef7eb2e8f9f7 | 169 | /* Return function status */ |
<> | 144:ef7eb2e8f9f7 | 170 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 171 | } |
<> | 144:ef7eb2e8f9f7 | 172 | |
<> | 144:ef7eb2e8f9f7 | 173 | /** |
<> | 144:ef7eb2e8f9f7 | 174 | * @brief This function de-Initializes common part of the HAL and stops the source |
<> | 144:ef7eb2e8f9f7 | 175 | * of time base. |
<> | 144:ef7eb2e8f9f7 | 176 | * @note This function is optional. |
<> | 144:ef7eb2e8f9f7 | 177 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 178 | */ |
<> | 144:ef7eb2e8f9f7 | 179 | HAL_StatusTypeDef HAL_DeInit(void) |
<> | 144:ef7eb2e8f9f7 | 180 | { |
<> | 144:ef7eb2e8f9f7 | 181 | /* Reset of all peripherals */ |
<> | 144:ef7eb2e8f9f7 | 182 | __HAL_RCC_APB1_FORCE_RESET(); |
<> | 144:ef7eb2e8f9f7 | 183 | __HAL_RCC_APB1_RELEASE_RESET(); |
<> | 144:ef7eb2e8f9f7 | 184 | |
<> | 144:ef7eb2e8f9f7 | 185 | __HAL_RCC_APB2_FORCE_RESET(); |
<> | 144:ef7eb2e8f9f7 | 186 | __HAL_RCC_APB2_RELEASE_RESET(); |
<> | 144:ef7eb2e8f9f7 | 187 | |
<> | 144:ef7eb2e8f9f7 | 188 | __HAL_RCC_AHB_FORCE_RESET(); |
<> | 144:ef7eb2e8f9f7 | 189 | __HAL_RCC_AHB_RELEASE_RESET(); |
<> | 144:ef7eb2e8f9f7 | 190 | |
<> | 144:ef7eb2e8f9f7 | 191 | /* De-Init the low level hardware */ |
<> | 144:ef7eb2e8f9f7 | 192 | HAL_MspDeInit(); |
<> | 144:ef7eb2e8f9f7 | 193 | |
<> | 144:ef7eb2e8f9f7 | 194 | /* Return function status */ |
<> | 144:ef7eb2e8f9f7 | 195 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 196 | } |
<> | 144:ef7eb2e8f9f7 | 197 | |
<> | 144:ef7eb2e8f9f7 | 198 | /** |
<> | 144:ef7eb2e8f9f7 | 199 | * @brief Initializes the MSP. |
<> | 144:ef7eb2e8f9f7 | 200 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 201 | */ |
<> | 144:ef7eb2e8f9f7 | 202 | __weak void HAL_MspInit(void) |
<> | 144:ef7eb2e8f9f7 | 203 | { |
<> | 144:ef7eb2e8f9f7 | 204 | /* NOTE : This function Should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 205 | the HAL_MspInit could be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 206 | */ |
<> | 144:ef7eb2e8f9f7 | 207 | } |
<> | 144:ef7eb2e8f9f7 | 208 | |
<> | 144:ef7eb2e8f9f7 | 209 | /** |
<> | 144:ef7eb2e8f9f7 | 210 | * @brief DeInitializes the MSP. |
<> | 144:ef7eb2e8f9f7 | 211 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 212 | */ |
<> | 144:ef7eb2e8f9f7 | 213 | __weak void HAL_MspDeInit(void) |
<> | 144:ef7eb2e8f9f7 | 214 | { |
<> | 144:ef7eb2e8f9f7 | 215 | /* NOTE : This function Should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 216 | the HAL_MspDeInit could be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 217 | */ |
<> | 144:ef7eb2e8f9f7 | 218 | } |
<> | 144:ef7eb2e8f9f7 | 219 | |
<> | 144:ef7eb2e8f9f7 | 220 | /** |
<> | 144:ef7eb2e8f9f7 | 221 | * @brief This function configures the source of the time base. |
<> | 144:ef7eb2e8f9f7 | 222 | * The time source is configured to have 1ms time base with a dedicated |
<> | 144:ef7eb2e8f9f7 | 223 | * Tick interrupt priority. |
<> | 144:ef7eb2e8f9f7 | 224 | * @note This function is called automatically at the beginning of program after |
<> | 144:ef7eb2e8f9f7 | 225 | * reset by HAL_Init() or at any time when clock is reconfigured by HAL_RCC_ClockConfig(). |
<> | 144:ef7eb2e8f9f7 | 226 | * @note In the default implementation, SysTick timer is the source of time base. |
<> | 144:ef7eb2e8f9f7 | 227 | * It is used to generate interrupts at regular time intervals. |
<> | 144:ef7eb2e8f9f7 | 228 | * Care must be taken if HAL_Delay() is called from a peripheral ISR process, |
<> | 144:ef7eb2e8f9f7 | 229 | * The the SysTick interrupt must have higher priority (numerically lower) |
<> | 144:ef7eb2e8f9f7 | 230 | * than the peripheral interrupt. Otherwise the caller ISR process will be blocked. |
<> | 144:ef7eb2e8f9f7 | 231 | * The function is declared as __Weak to be overwritten in case of other |
<> | 144:ef7eb2e8f9f7 | 232 | * implementation in user file. |
Anna Bridge |
180:96ed750bd169 | 233 | * @param TickPriority Tick interrupt priority. |
<> | 144:ef7eb2e8f9f7 | 234 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 235 | */ |
<> | 144:ef7eb2e8f9f7 | 236 | __weak HAL_StatusTypeDef HAL_InitTick(uint32_t TickPriority) |
<> | 144:ef7eb2e8f9f7 | 237 | { |
<> | 144:ef7eb2e8f9f7 | 238 | /*Configure the SysTick to have interrupt in 1ms time basis*/ |
<> | 156:95d6b41a828b | 239 | HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000U); |
<> | 144:ef7eb2e8f9f7 | 240 | |
<> | 144:ef7eb2e8f9f7 | 241 | /*Configure the SysTick IRQ priority */ |
<> | 156:95d6b41a828b | 242 | HAL_NVIC_SetPriority(SysTick_IRQn, TickPriority ,0U); |
<> | 144:ef7eb2e8f9f7 | 243 | |
<> | 144:ef7eb2e8f9f7 | 244 | /* Return function status */ |
<> | 144:ef7eb2e8f9f7 | 245 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 246 | } |
<> | 144:ef7eb2e8f9f7 | 247 | |
<> | 144:ef7eb2e8f9f7 | 248 | /** |
<> | 144:ef7eb2e8f9f7 | 249 | * @} |
<> | 144:ef7eb2e8f9f7 | 250 | */ |
<> | 144:ef7eb2e8f9f7 | 251 | |
<> | 144:ef7eb2e8f9f7 | 252 | /** @defgroup HAL_Exported_Functions_Group2 HAL Control functions |
<> | 144:ef7eb2e8f9f7 | 253 | * @brief HAL Control functions |
<> | 144:ef7eb2e8f9f7 | 254 | * |
<> | 144:ef7eb2e8f9f7 | 255 | @verbatim |
<> | 144:ef7eb2e8f9f7 | 256 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 257 | ##### HAL Control functions ##### |
<> | 144:ef7eb2e8f9f7 | 258 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 259 | [..] This section provides functions allowing to: |
<> | 144:ef7eb2e8f9f7 | 260 | (+) Provide a tick value in millisecond |
<> | 144:ef7eb2e8f9f7 | 261 | (+) Provide a blocking delay in millisecond |
<> | 144:ef7eb2e8f9f7 | 262 | (+) Suspend the time base source interrupt |
<> | 144:ef7eb2e8f9f7 | 263 | (+) Resume the time base source interrupt |
<> | 144:ef7eb2e8f9f7 | 264 | (+) Get the HAL API driver version |
<> | 144:ef7eb2e8f9f7 | 265 | (+) Get the device identifier |
<> | 144:ef7eb2e8f9f7 | 266 | (+) Get the device revision identifier |
<> | 144:ef7eb2e8f9f7 | 267 | (+) Enable/Disable Debug module during Sleep mode |
<> | 144:ef7eb2e8f9f7 | 268 | (+) Enable/Disable Debug module during STOP mode |
<> | 144:ef7eb2e8f9f7 | 269 | (+) Enable/Disable Debug module during STANDBY mode |
<> | 144:ef7eb2e8f9f7 | 270 | |
<> | 144:ef7eb2e8f9f7 | 271 | @endverbatim |
<> | 144:ef7eb2e8f9f7 | 272 | * @{ |
<> | 144:ef7eb2e8f9f7 | 273 | */ |
<> | 144:ef7eb2e8f9f7 | 274 | |
<> | 144:ef7eb2e8f9f7 | 275 | /** |
<> | 144:ef7eb2e8f9f7 | 276 | * @brief This function is called to increment a global variable "uwTick" |
<> | 144:ef7eb2e8f9f7 | 277 | * used as application time base. |
<> | 144:ef7eb2e8f9f7 | 278 | * @note In the default implementation, this variable is incremented each 1ms |
<> | 144:ef7eb2e8f9f7 | 279 | * in Systick ISR. |
<> | 144:ef7eb2e8f9f7 | 280 | * @note This function is declared as __weak to be overwritten in case of other |
<> | 144:ef7eb2e8f9f7 | 281 | * implementations in user file. |
<> | 144:ef7eb2e8f9f7 | 282 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 283 | */ |
<> | 144:ef7eb2e8f9f7 | 284 | __weak void HAL_IncTick(void) |
<> | 144:ef7eb2e8f9f7 | 285 | { |
<> | 144:ef7eb2e8f9f7 | 286 | uwTick++; |
<> | 144:ef7eb2e8f9f7 | 287 | } |
<> | 144:ef7eb2e8f9f7 | 288 | |
<> | 144:ef7eb2e8f9f7 | 289 | /** |
<> | 144:ef7eb2e8f9f7 | 290 | * @brief Provides a tick value in millisecond. |
<> | 144:ef7eb2e8f9f7 | 291 | * @note This function is declared as __weak to be overwritten in case of other |
<> | 144:ef7eb2e8f9f7 | 292 | * implementations in user file. |
<> | 144:ef7eb2e8f9f7 | 293 | * @retval tick value |
<> | 144:ef7eb2e8f9f7 | 294 | */ |
<> | 144:ef7eb2e8f9f7 | 295 | __weak uint32_t HAL_GetTick(void) |
<> | 144:ef7eb2e8f9f7 | 296 | { |
<> | 144:ef7eb2e8f9f7 | 297 | return uwTick; |
<> | 144:ef7eb2e8f9f7 | 298 | } |
<> | 144:ef7eb2e8f9f7 | 299 | |
<> | 144:ef7eb2e8f9f7 | 300 | /** |
<> | 144:ef7eb2e8f9f7 | 301 | * @brief This function provides accurate delay (in milliseconds) based |
<> | 144:ef7eb2e8f9f7 | 302 | * on variable incremented. |
<> | 144:ef7eb2e8f9f7 | 303 | * @note In the default implementation , SysTick timer is the source of time base. |
<> | 144:ef7eb2e8f9f7 | 304 | * It is used to generate interrupts at regular time intervals where uwTick |
<> | 144:ef7eb2e8f9f7 | 305 | * is incremented. |
<> | 144:ef7eb2e8f9f7 | 306 | * @note ThiS function is declared as __weak to be overwritten in case of other |
<> | 144:ef7eb2e8f9f7 | 307 | * implementations in user file. |
Anna Bridge |
180:96ed750bd169 | 308 | * @param Delay specifies the delay time length, in milliseconds. |
<> | 144:ef7eb2e8f9f7 | 309 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 310 | */ |
<> | 144:ef7eb2e8f9f7 | 311 | __weak void HAL_Delay(__IO uint32_t Delay) |
<> | 144:ef7eb2e8f9f7 | 312 | { |
Anna Bridge |
180:96ed750bd169 | 313 | uint32_t tickstart = HAL_GetTick(); |
Anna Bridge |
180:96ed750bd169 | 314 | uint32_t wait = Delay; |
Anna Bridge |
180:96ed750bd169 | 315 | |
Anna Bridge |
180:96ed750bd169 | 316 | /* Add a period to guarantee minimum wait */ |
Anna Bridge |
180:96ed750bd169 | 317 | if (wait < HAL_MAX_DELAY) |
Anna Bridge |
180:96ed750bd169 | 318 | { |
Anna Bridge |
180:96ed750bd169 | 319 | wait++; |
Anna Bridge |
180:96ed750bd169 | 320 | } |
Anna Bridge |
180:96ed750bd169 | 321 | |
Anna Bridge |
180:96ed750bd169 | 322 | while((HAL_GetTick() - tickstart) < wait) |
<> | 144:ef7eb2e8f9f7 | 323 | { |
<> | 144:ef7eb2e8f9f7 | 324 | } |
<> | 144:ef7eb2e8f9f7 | 325 | } |
<> | 144:ef7eb2e8f9f7 | 326 | |
<> | 144:ef7eb2e8f9f7 | 327 | /** |
<> | 144:ef7eb2e8f9f7 | 328 | * @brief Suspend Tick increment. |
<> | 144:ef7eb2e8f9f7 | 329 | * @note In the default implementation , SysTick timer is the source of time base. It is |
<> | 144:ef7eb2e8f9f7 | 330 | * used to generate interrupts at regular time intervals. Once HAL_SuspendTick() |
<> | 144:ef7eb2e8f9f7 | 331 | * is called, the the SysTick interrupt will be disabled and so Tick increment |
<> | 144:ef7eb2e8f9f7 | 332 | * is suspended. |
<> | 144:ef7eb2e8f9f7 | 333 | * @note This function is declared as __weak to be overwritten in case of other |
<> | 144:ef7eb2e8f9f7 | 334 | * implementations in user file. |
<> | 144:ef7eb2e8f9f7 | 335 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 336 | */ |
<> | 144:ef7eb2e8f9f7 | 337 | __weak void HAL_SuspendTick(void) |
<> | 144:ef7eb2e8f9f7 | 338 | |
<> | 144:ef7eb2e8f9f7 | 339 | { |
<> | 144:ef7eb2e8f9f7 | 340 | /* Disable SysTick Interrupt */ |
<> | 144:ef7eb2e8f9f7 | 341 | CLEAR_BIT(SysTick->CTRL,SysTick_CTRL_TICKINT_Msk); |
<> | 144:ef7eb2e8f9f7 | 342 | } |
<> | 144:ef7eb2e8f9f7 | 343 | |
<> | 144:ef7eb2e8f9f7 | 344 | /** |
<> | 144:ef7eb2e8f9f7 | 345 | * @brief Resume Tick increment. |
<> | 144:ef7eb2e8f9f7 | 346 | * @note In the default implementation , SysTick timer is the source of time base. It is |
<> | 144:ef7eb2e8f9f7 | 347 | * used to generate interrupts at regular time intervals. Once HAL_ResumeTick() |
<> | 144:ef7eb2e8f9f7 | 348 | * is called, the the SysTick interrupt will be enabled and so Tick increment |
<> | 144:ef7eb2e8f9f7 | 349 | * is resumed. |
<> | 144:ef7eb2e8f9f7 | 350 | * @note This function is declared as __weak to be overwritten in case of other |
<> | 144:ef7eb2e8f9f7 | 351 | * implementations in user file. |
<> | 144:ef7eb2e8f9f7 | 352 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 353 | */ |
<> | 144:ef7eb2e8f9f7 | 354 | __weak void HAL_ResumeTick(void) |
<> | 144:ef7eb2e8f9f7 | 355 | { |
<> | 144:ef7eb2e8f9f7 | 356 | /* Enable SysTick Interrupt */ |
<> | 144:ef7eb2e8f9f7 | 357 | SET_BIT(SysTick->CTRL,SysTick_CTRL_TICKINT_Msk); |
<> | 144:ef7eb2e8f9f7 | 358 | } |
<> | 144:ef7eb2e8f9f7 | 359 | |
<> | 144:ef7eb2e8f9f7 | 360 | /** |
<> | 144:ef7eb2e8f9f7 | 361 | * @brief This method returns the HAL revision |
<> | 144:ef7eb2e8f9f7 | 362 | * @retval version : 0xXYZR (8bits for each decimal, R for RC) |
<> | 144:ef7eb2e8f9f7 | 363 | */ |
<> | 144:ef7eb2e8f9f7 | 364 | uint32_t HAL_GetHalVersion(void) |
<> | 144:ef7eb2e8f9f7 | 365 | { |
<> | 144:ef7eb2e8f9f7 | 366 | return __STM32F0xx_HAL_VERSION; |
<> | 144:ef7eb2e8f9f7 | 367 | } |
<> | 144:ef7eb2e8f9f7 | 368 | |
<> | 144:ef7eb2e8f9f7 | 369 | /** |
<> | 144:ef7eb2e8f9f7 | 370 | * @brief Returns the device revision identifier. |
<> | 144:ef7eb2e8f9f7 | 371 | * @retval Device revision identifier |
<> | 144:ef7eb2e8f9f7 | 372 | */ |
<> | 144:ef7eb2e8f9f7 | 373 | uint32_t HAL_GetREVID(void) |
<> | 144:ef7eb2e8f9f7 | 374 | { |
<> | 156:95d6b41a828b | 375 | return((DBGMCU->IDCODE) >> 16U); |
<> | 144:ef7eb2e8f9f7 | 376 | } |
<> | 144:ef7eb2e8f9f7 | 377 | |
<> | 144:ef7eb2e8f9f7 | 378 | /** |
<> | 144:ef7eb2e8f9f7 | 379 | * @brief Returns the device identifier. |
<> | 144:ef7eb2e8f9f7 | 380 | * @retval Device identifier |
<> | 144:ef7eb2e8f9f7 | 381 | */ |
<> | 144:ef7eb2e8f9f7 | 382 | uint32_t HAL_GetDEVID(void) |
<> | 144:ef7eb2e8f9f7 | 383 | { |
<> | 144:ef7eb2e8f9f7 | 384 | return((DBGMCU->IDCODE) & IDCODE_DEVID_MASK); |
<> | 144:ef7eb2e8f9f7 | 385 | } |
<> | 144:ef7eb2e8f9f7 | 386 | |
<> | 144:ef7eb2e8f9f7 | 387 | /** |
Anna Bridge |
180:96ed750bd169 | 388 | * @brief Returns first word of the unique device identifier (UID based on 96 bits) |
Anna Bridge |
180:96ed750bd169 | 389 | * @retval Device identifier |
Anna Bridge |
180:96ed750bd169 | 390 | */ |
Anna Bridge |
180:96ed750bd169 | 391 | uint32_t HAL_GetUIDw0(void) |
Anna Bridge |
180:96ed750bd169 | 392 | { |
Anna Bridge |
180:96ed750bd169 | 393 | return(READ_REG(*((uint32_t *)UID_BASE))); |
Anna Bridge |
180:96ed750bd169 | 394 | } |
Anna Bridge |
180:96ed750bd169 | 395 | |
Anna Bridge |
180:96ed750bd169 | 396 | /** |
Anna Bridge |
180:96ed750bd169 | 397 | * @brief Returns second word of the unique device identifier (UID based on 96 bits) |
Anna Bridge |
180:96ed750bd169 | 398 | * @retval Device identifier |
Anna Bridge |
180:96ed750bd169 | 399 | */ |
Anna Bridge |
180:96ed750bd169 | 400 | uint32_t HAL_GetUIDw1(void) |
Anna Bridge |
180:96ed750bd169 | 401 | { |
Anna Bridge |
180:96ed750bd169 | 402 | return(READ_REG(*((uint32_t *)(UID_BASE + 4U)))); |
Anna Bridge |
180:96ed750bd169 | 403 | } |
Anna Bridge |
180:96ed750bd169 | 404 | |
Anna Bridge |
180:96ed750bd169 | 405 | /** |
Anna Bridge |
180:96ed750bd169 | 406 | * @brief Returns third word of the unique device identifier (UID based on 96 bits) |
Anna Bridge |
180:96ed750bd169 | 407 | * @retval Device identifier |
Anna Bridge |
180:96ed750bd169 | 408 | */ |
Anna Bridge |
180:96ed750bd169 | 409 | uint32_t HAL_GetUIDw2(void) |
Anna Bridge |
180:96ed750bd169 | 410 | { |
Anna Bridge |
180:96ed750bd169 | 411 | return(READ_REG(*((uint32_t *)(UID_BASE + 8U)))); |
Anna Bridge |
180:96ed750bd169 | 412 | } |
Anna Bridge |
180:96ed750bd169 | 413 | |
Anna Bridge |
180:96ed750bd169 | 414 | /** |
<> | 144:ef7eb2e8f9f7 | 415 | * @brief Enable the Debug Module during STOP mode |
<> | 144:ef7eb2e8f9f7 | 416 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 417 | */ |
<> | 144:ef7eb2e8f9f7 | 418 | void HAL_DBGMCU_EnableDBGStopMode(void) |
<> | 144:ef7eb2e8f9f7 | 419 | { |
<> | 144:ef7eb2e8f9f7 | 420 | SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STOP); |
<> | 144:ef7eb2e8f9f7 | 421 | } |
<> | 144:ef7eb2e8f9f7 | 422 | |
<> | 144:ef7eb2e8f9f7 | 423 | /** |
<> | 144:ef7eb2e8f9f7 | 424 | * @brief Disable the Debug Module during STOP mode |
<> | 144:ef7eb2e8f9f7 | 425 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 426 | */ |
<> | 144:ef7eb2e8f9f7 | 427 | void HAL_DBGMCU_DisableDBGStopMode(void) |
<> | 144:ef7eb2e8f9f7 | 428 | { |
<> | 144:ef7eb2e8f9f7 | 429 | CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STOP); |
<> | 144:ef7eb2e8f9f7 | 430 | } |
<> | 144:ef7eb2e8f9f7 | 431 | |
<> | 144:ef7eb2e8f9f7 | 432 | /** |
<> | 144:ef7eb2e8f9f7 | 433 | * @brief Enable the Debug Module during STANDBY mode |
<> | 144:ef7eb2e8f9f7 | 434 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 435 | */ |
<> | 144:ef7eb2e8f9f7 | 436 | void HAL_DBGMCU_EnableDBGStandbyMode(void) |
<> | 144:ef7eb2e8f9f7 | 437 | { |
<> | 144:ef7eb2e8f9f7 | 438 | SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STANDBY); |
<> | 144:ef7eb2e8f9f7 | 439 | } |
<> | 144:ef7eb2e8f9f7 | 440 | |
<> | 144:ef7eb2e8f9f7 | 441 | /** |
<> | 144:ef7eb2e8f9f7 | 442 | * @brief Disable the Debug Module during STANDBY mode |
<> | 144:ef7eb2e8f9f7 | 443 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 444 | */ |
<> | 144:ef7eb2e8f9f7 | 445 | void HAL_DBGMCU_DisableDBGStandbyMode(void) |
<> | 144:ef7eb2e8f9f7 | 446 | { |
<> | 144:ef7eb2e8f9f7 | 447 | CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STANDBY); |
<> | 144:ef7eb2e8f9f7 | 448 | } |
<> | 144:ef7eb2e8f9f7 | 449 | |
<> | 144:ef7eb2e8f9f7 | 450 | /** |
<> | 144:ef7eb2e8f9f7 | 451 | * @} |
<> | 144:ef7eb2e8f9f7 | 452 | */ |
<> | 144:ef7eb2e8f9f7 | 453 | |
<> | 144:ef7eb2e8f9f7 | 454 | /** |
<> | 144:ef7eb2e8f9f7 | 455 | * @} |
<> | 144:ef7eb2e8f9f7 | 456 | */ |
<> | 144:ef7eb2e8f9f7 | 457 | |
<> | 144:ef7eb2e8f9f7 | 458 | #endif /* HAL_MODULE_ENABLED */ |
<> | 144:ef7eb2e8f9f7 | 459 | /** |
<> | 144:ef7eb2e8f9f7 | 460 | * @} |
<> | 144:ef7eb2e8f9f7 | 461 | */ |
<> | 144:ef7eb2e8f9f7 | 462 | |
<> | 144:ef7eb2e8f9f7 | 463 | /** |
<> | 144:ef7eb2e8f9f7 | 464 | * @} |
<> | 144:ef7eb2e8f9f7 | 465 | */ |
<> | 144:ef7eb2e8f9f7 | 466 | |
<> | 144:ef7eb2e8f9f7 | 467 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |