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_rcc_ex.c@156:95d6b41a828b, 2017-01-16 (annotated)
- Committer:
- <>
- Date:
- Mon Jan 16 15:03:32 2017 +0000
- Revision:
- 156:95d6b41a828b
- Parent:
- 149:156823d33999
- Child:
- 180:96ed750bd169
This updates the lib to the mbed lib v134
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_rcc_ex.c |
<> | 144:ef7eb2e8f9f7 | 4 | * @author MCD Application Team |
<> | 156:95d6b41a828b | 5 | * @version V1.5.0 |
<> | 156:95d6b41a828b | 6 | * @date 04-November-2016 |
<> | 144:ef7eb2e8f9f7 | 7 | * @brief Extended RCC HAL module driver. |
<> | 144:ef7eb2e8f9f7 | 8 | * This file provides firmware functions to manage the following |
<> | 144:ef7eb2e8f9f7 | 9 | * functionalities RCC extension peripheral: |
<> | 144:ef7eb2e8f9f7 | 10 | * + Extended Peripheral Control functions |
<> | 144:ef7eb2e8f9f7 | 11 | * + Extended Clock Recovery System Control functions |
<> | 144:ef7eb2e8f9f7 | 12 | * |
<> | 144:ef7eb2e8f9f7 | 13 | ****************************************************************************** |
<> | 144:ef7eb2e8f9f7 | 14 | * @attention |
<> | 144:ef7eb2e8f9f7 | 15 | * |
<> | 144:ef7eb2e8f9f7 | 16 | * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> |
<> | 144:ef7eb2e8f9f7 | 17 | * |
<> | 144:ef7eb2e8f9f7 | 18 | * Redistribution and use in source and binary forms, with or without modification, |
<> | 144:ef7eb2e8f9f7 | 19 | * are permitted provided that the following conditions are met: |
<> | 144:ef7eb2e8f9f7 | 20 | * 1. Redistributions of source code must retain the above copyright notice, |
<> | 144:ef7eb2e8f9f7 | 21 | * this list of conditions and the following disclaimer. |
<> | 144:ef7eb2e8f9f7 | 22 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
<> | 144:ef7eb2e8f9f7 | 23 | * this list of conditions and the following disclaimer in the documentation |
<> | 144:ef7eb2e8f9f7 | 24 | * and/or other materials provided with the distribution. |
<> | 144:ef7eb2e8f9f7 | 25 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
<> | 144:ef7eb2e8f9f7 | 26 | * may be used to endorse or promote products derived from this software |
<> | 144:ef7eb2e8f9f7 | 27 | * without specific prior written permission. |
<> | 144:ef7eb2e8f9f7 | 28 | * |
<> | 144:ef7eb2e8f9f7 | 29 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
<> | 144:ef7eb2e8f9f7 | 30 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
<> | 144:ef7eb2e8f9f7 | 31 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
<> | 144:ef7eb2e8f9f7 | 32 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
<> | 144:ef7eb2e8f9f7 | 33 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
<> | 144:ef7eb2e8f9f7 | 34 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
<> | 144:ef7eb2e8f9f7 | 35 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
<> | 144:ef7eb2e8f9f7 | 36 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
<> | 144:ef7eb2e8f9f7 | 37 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
<> | 144:ef7eb2e8f9f7 | 38 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
<> | 144:ef7eb2e8f9f7 | 39 | * |
<> | 144:ef7eb2e8f9f7 | 40 | ****************************************************************************** |
<> | 144:ef7eb2e8f9f7 | 41 | */ |
<> | 144:ef7eb2e8f9f7 | 42 | |
<> | 144:ef7eb2e8f9f7 | 43 | /* Includes ------------------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 44 | #include "stm32f0xx_hal.h" |
<> | 144:ef7eb2e8f9f7 | 45 | |
<> | 144:ef7eb2e8f9f7 | 46 | /** @addtogroup STM32F0xx_HAL_Driver |
<> | 144:ef7eb2e8f9f7 | 47 | * @{ |
<> | 144:ef7eb2e8f9f7 | 48 | */ |
<> | 144:ef7eb2e8f9f7 | 49 | |
<> | 144:ef7eb2e8f9f7 | 50 | #ifdef HAL_RCC_MODULE_ENABLED |
<> | 144:ef7eb2e8f9f7 | 51 | |
<> | 144:ef7eb2e8f9f7 | 52 | /** @defgroup RCCEx RCCEx |
<> | 144:ef7eb2e8f9f7 | 53 | * @brief RCC Extension HAL module driver. |
<> | 144:ef7eb2e8f9f7 | 54 | * @{ |
<> | 144:ef7eb2e8f9f7 | 55 | */ |
<> | 144:ef7eb2e8f9f7 | 56 | |
<> | 144:ef7eb2e8f9f7 | 57 | /* Private typedef -----------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 58 | /* Private define ------------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 59 | #if defined(CRS) |
<> | 144:ef7eb2e8f9f7 | 60 | /** @defgroup RCCEx_Private_Constants RCCEx Private Constants |
<> | 144:ef7eb2e8f9f7 | 61 | * @{ |
<> | 144:ef7eb2e8f9f7 | 62 | */ |
<> | 144:ef7eb2e8f9f7 | 63 | /* Bit position in register */ |
<> | 156:95d6b41a828b | 64 | #define CRS_CFGR_FELIM_BITNUMBER 16U |
<> | 156:95d6b41a828b | 65 | #define CRS_CR_TRIM_BITNUMBER 8U |
<> | 156:95d6b41a828b | 66 | #define CRS_ISR_FECAP_BITNUMBER 16U |
<> | 144:ef7eb2e8f9f7 | 67 | /** |
<> | 144:ef7eb2e8f9f7 | 68 | * @} |
<> | 144:ef7eb2e8f9f7 | 69 | */ |
<> | 144:ef7eb2e8f9f7 | 70 | #endif /* CRS */ |
<> | 144:ef7eb2e8f9f7 | 71 | |
<> | 144:ef7eb2e8f9f7 | 72 | /* Private macro -------------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 73 | /** @defgroup RCCEx_Private_Macros RCCEx Private Macros |
<> | 144:ef7eb2e8f9f7 | 74 | * @{ |
<> | 144:ef7eb2e8f9f7 | 75 | */ |
<> | 144:ef7eb2e8f9f7 | 76 | /** |
<> | 144:ef7eb2e8f9f7 | 77 | * @} |
<> | 144:ef7eb2e8f9f7 | 78 | */ |
<> | 144:ef7eb2e8f9f7 | 79 | |
<> | 144:ef7eb2e8f9f7 | 80 | /* Private variables ---------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 81 | /* Private function prototypes -----------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 82 | /* Private functions ---------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 83 | |
<> | 144:ef7eb2e8f9f7 | 84 | /** @defgroup RCCEx_Exported_Functions RCCEx Exported Functions |
<> | 144:ef7eb2e8f9f7 | 85 | * @{ |
<> | 144:ef7eb2e8f9f7 | 86 | */ |
<> | 144:ef7eb2e8f9f7 | 87 | |
<> | 144:ef7eb2e8f9f7 | 88 | /** @defgroup RCCEx_Exported_Functions_Group1 Extended Peripheral Control functions |
<> | 144:ef7eb2e8f9f7 | 89 | * @brief Extended Peripheral Control functions |
<> | 144:ef7eb2e8f9f7 | 90 | * |
<> | 144:ef7eb2e8f9f7 | 91 | @verbatim |
<> | 144:ef7eb2e8f9f7 | 92 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 93 | ##### Extended Peripheral Control functions ##### |
<> | 144:ef7eb2e8f9f7 | 94 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 95 | [..] |
<> | 144:ef7eb2e8f9f7 | 96 | This subsection provides a set of functions allowing to control the RCC Clocks |
<> | 144:ef7eb2e8f9f7 | 97 | frequencies. |
<> | 144:ef7eb2e8f9f7 | 98 | [..] |
<> | 144:ef7eb2e8f9f7 | 99 | (@) Important note: Care must be taken when HAL_RCCEx_PeriphCLKConfig() is used to |
<> | 144:ef7eb2e8f9f7 | 100 | select the RTC clock source; in this case the Backup domain will be reset in |
<> | 144:ef7eb2e8f9f7 | 101 | order to modify the RTC Clock source, as consequence RTC registers (including |
<> | 144:ef7eb2e8f9f7 | 102 | the backup registers) are set to their reset values. |
<> | 144:ef7eb2e8f9f7 | 103 | |
<> | 144:ef7eb2e8f9f7 | 104 | @endverbatim |
<> | 144:ef7eb2e8f9f7 | 105 | * @{ |
<> | 144:ef7eb2e8f9f7 | 106 | */ |
<> | 144:ef7eb2e8f9f7 | 107 | |
<> | 144:ef7eb2e8f9f7 | 108 | /** |
<> | 144:ef7eb2e8f9f7 | 109 | * @brief Initializes the RCC extended peripherals clocks according to the specified |
<> | 144:ef7eb2e8f9f7 | 110 | * parameters in the RCC_PeriphCLKInitTypeDef. |
<> | 144:ef7eb2e8f9f7 | 111 | * @param PeriphClkInit pointer to an RCC_PeriphCLKInitTypeDef structure that |
<> | 144:ef7eb2e8f9f7 | 112 | * contains the configuration information for the Extended Peripherals clocks |
<> | 144:ef7eb2e8f9f7 | 113 | * (USART, RTC, I2C, CEC and USB). |
<> | 144:ef7eb2e8f9f7 | 114 | * |
<> | 144:ef7eb2e8f9f7 | 115 | * @note Care must be taken when @ref HAL_RCCEx_PeriphCLKConfig() is used to select |
<> | 144:ef7eb2e8f9f7 | 116 | * the RTC clock source; in this case the Backup domain will be reset in |
<> | 144:ef7eb2e8f9f7 | 117 | * order to modify the RTC Clock source, as consequence RTC registers (including |
<> | 144:ef7eb2e8f9f7 | 118 | * the backup registers) and RCC_BDCR register are set to their reset values. |
<> | 144:ef7eb2e8f9f7 | 119 | * |
<> | 144:ef7eb2e8f9f7 | 120 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 121 | */ |
<> | 144:ef7eb2e8f9f7 | 122 | HAL_StatusTypeDef HAL_RCCEx_PeriphCLKConfig(RCC_PeriphCLKInitTypeDef *PeriphClkInit) |
<> | 144:ef7eb2e8f9f7 | 123 | { |
<> | 156:95d6b41a828b | 124 | uint32_t tickstart = 0U; |
<> | 156:95d6b41a828b | 125 | uint32_t temp_reg = 0U; |
<> | 144:ef7eb2e8f9f7 | 126 | |
<> | 144:ef7eb2e8f9f7 | 127 | /* Check the parameters */ |
<> | 144:ef7eb2e8f9f7 | 128 | assert_param(IS_RCC_PERIPHCLOCK(PeriphClkInit->PeriphClockSelection)); |
<> | 144:ef7eb2e8f9f7 | 129 | |
<> | 144:ef7eb2e8f9f7 | 130 | /*---------------------------- RTC configuration -------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 131 | if(((PeriphClkInit->PeriphClockSelection) & RCC_PERIPHCLK_RTC) == (RCC_PERIPHCLK_RTC)) |
<> | 144:ef7eb2e8f9f7 | 132 | { |
<> | 144:ef7eb2e8f9f7 | 133 | /* check for RTC Parameters used to output RTCCLK */ |
<> | 144:ef7eb2e8f9f7 | 134 | assert_param(IS_RCC_RTCCLKSOURCE(PeriphClkInit->RTCClockSelection)); |
<> | 144:ef7eb2e8f9f7 | 135 | |
<> | 144:ef7eb2e8f9f7 | 136 | FlagStatus pwrclkchanged = RESET; |
<> | 144:ef7eb2e8f9f7 | 137 | |
<> | 144:ef7eb2e8f9f7 | 138 | /* As soon as function is called to change RTC clock source, activation of the |
<> | 144:ef7eb2e8f9f7 | 139 | power domain is done. */ |
<> | 144:ef7eb2e8f9f7 | 140 | /* Requires to enable write access to Backup Domain of necessary */ |
<> | 144:ef7eb2e8f9f7 | 141 | if(__HAL_RCC_PWR_IS_CLK_DISABLED()) |
<> | 144:ef7eb2e8f9f7 | 142 | { |
<> | 144:ef7eb2e8f9f7 | 143 | __HAL_RCC_PWR_CLK_ENABLE(); |
<> | 144:ef7eb2e8f9f7 | 144 | pwrclkchanged = SET; |
<> | 144:ef7eb2e8f9f7 | 145 | } |
<> | 144:ef7eb2e8f9f7 | 146 | |
<> | 144:ef7eb2e8f9f7 | 147 | if(HAL_IS_BIT_CLR(PWR->CR, PWR_CR_DBP)) |
<> | 144:ef7eb2e8f9f7 | 148 | { |
<> | 144:ef7eb2e8f9f7 | 149 | /* Enable write access to Backup domain */ |
<> | 144:ef7eb2e8f9f7 | 150 | SET_BIT(PWR->CR, PWR_CR_DBP); |
<> | 144:ef7eb2e8f9f7 | 151 | |
<> | 144:ef7eb2e8f9f7 | 152 | /* Wait for Backup domain Write protection disable */ |
<> | 144:ef7eb2e8f9f7 | 153 | tickstart = HAL_GetTick(); |
<> | 144:ef7eb2e8f9f7 | 154 | |
<> | 144:ef7eb2e8f9f7 | 155 | while(HAL_IS_BIT_CLR(PWR->CR, PWR_CR_DBP)) |
<> | 144:ef7eb2e8f9f7 | 156 | { |
<> | 144:ef7eb2e8f9f7 | 157 | if((HAL_GetTick() - tickstart) > RCC_DBP_TIMEOUT_VALUE) |
<> | 144:ef7eb2e8f9f7 | 158 | { |
<> | 144:ef7eb2e8f9f7 | 159 | return HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 160 | } |
<> | 144:ef7eb2e8f9f7 | 161 | } |
<> | 144:ef7eb2e8f9f7 | 162 | } |
<> | 144:ef7eb2e8f9f7 | 163 | |
<> | 144:ef7eb2e8f9f7 | 164 | /* Reset the Backup domain only if the RTC Clock source selection is modified from reset value */ |
<> | 144:ef7eb2e8f9f7 | 165 | temp_reg = (RCC->BDCR & RCC_BDCR_RTCSEL); |
<> | 144:ef7eb2e8f9f7 | 166 | if((temp_reg != 0x00000000U) && (temp_reg != (PeriphClkInit->RTCClockSelection & RCC_BDCR_RTCSEL))) |
<> | 144:ef7eb2e8f9f7 | 167 | { |
<> | 144:ef7eb2e8f9f7 | 168 | /* Store the content of BDCR register before the reset of Backup Domain */ |
<> | 144:ef7eb2e8f9f7 | 169 | temp_reg = (RCC->BDCR & ~(RCC_BDCR_RTCSEL)); |
<> | 144:ef7eb2e8f9f7 | 170 | /* RTC Clock selection can be changed only if the Backup Domain is reset */ |
<> | 144:ef7eb2e8f9f7 | 171 | __HAL_RCC_BACKUPRESET_FORCE(); |
<> | 144:ef7eb2e8f9f7 | 172 | __HAL_RCC_BACKUPRESET_RELEASE(); |
<> | 144:ef7eb2e8f9f7 | 173 | /* Restore the Content of BDCR register */ |
<> | 144:ef7eb2e8f9f7 | 174 | RCC->BDCR = temp_reg; |
<> | 144:ef7eb2e8f9f7 | 175 | |
<> | 144:ef7eb2e8f9f7 | 176 | /* Wait for LSERDY if LSE was enabled */ |
<> | 144:ef7eb2e8f9f7 | 177 | if (HAL_IS_BIT_SET(temp_reg, RCC_BDCR_LSEON)) |
<> | 144:ef7eb2e8f9f7 | 178 | { |
<> | 144:ef7eb2e8f9f7 | 179 | /* Get Start Tick */ |
<> | 144:ef7eb2e8f9f7 | 180 | tickstart = HAL_GetTick(); |
<> | 144:ef7eb2e8f9f7 | 181 | |
<> | 144:ef7eb2e8f9f7 | 182 | /* Wait till LSE is ready */ |
<> | 144:ef7eb2e8f9f7 | 183 | while(__HAL_RCC_GET_FLAG(RCC_FLAG_LSERDY) == RESET) |
<> | 144:ef7eb2e8f9f7 | 184 | { |
<> | 144:ef7eb2e8f9f7 | 185 | if((HAL_GetTick() - tickstart) > RCC_LSE_TIMEOUT_VALUE) |
<> | 144:ef7eb2e8f9f7 | 186 | { |
<> | 144:ef7eb2e8f9f7 | 187 | return HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 188 | } |
<> | 144:ef7eb2e8f9f7 | 189 | } |
<> | 144:ef7eb2e8f9f7 | 190 | } |
<> | 144:ef7eb2e8f9f7 | 191 | } |
<> | 144:ef7eb2e8f9f7 | 192 | __HAL_RCC_RTC_CONFIG(PeriphClkInit->RTCClockSelection); |
<> | 144:ef7eb2e8f9f7 | 193 | |
<> | 144:ef7eb2e8f9f7 | 194 | /* Require to disable power clock if necessary */ |
<> | 144:ef7eb2e8f9f7 | 195 | if(pwrclkchanged == SET) |
<> | 144:ef7eb2e8f9f7 | 196 | { |
<> | 144:ef7eb2e8f9f7 | 197 | __HAL_RCC_PWR_CLK_DISABLE(); |
<> | 144:ef7eb2e8f9f7 | 198 | } |
<> | 144:ef7eb2e8f9f7 | 199 | } |
<> | 144:ef7eb2e8f9f7 | 200 | |
<> | 144:ef7eb2e8f9f7 | 201 | /*------------------------------- USART1 Configuration ------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 202 | if(((PeriphClkInit->PeriphClockSelection) & RCC_PERIPHCLK_USART1) == RCC_PERIPHCLK_USART1) |
<> | 144:ef7eb2e8f9f7 | 203 | { |
<> | 144:ef7eb2e8f9f7 | 204 | /* Check the parameters */ |
<> | 144:ef7eb2e8f9f7 | 205 | assert_param(IS_RCC_USART1CLKSOURCE(PeriphClkInit->Usart1ClockSelection)); |
<> | 144:ef7eb2e8f9f7 | 206 | |
<> | 144:ef7eb2e8f9f7 | 207 | /* Configure the USART1 clock source */ |
<> | 144:ef7eb2e8f9f7 | 208 | __HAL_RCC_USART1_CONFIG(PeriphClkInit->Usart1ClockSelection); |
<> | 144:ef7eb2e8f9f7 | 209 | } |
<> | 144:ef7eb2e8f9f7 | 210 | |
<> | 144:ef7eb2e8f9f7 | 211 | #if defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx)\ |
<> | 144:ef7eb2e8f9f7 | 212 | || defined(STM32F091xC) || defined(STM32F098xx) |
<> | 144:ef7eb2e8f9f7 | 213 | /*----------------------------- USART2 Configuration --------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 214 | if(((PeriphClkInit->PeriphClockSelection) & RCC_PERIPHCLK_USART2) == RCC_PERIPHCLK_USART2) |
<> | 144:ef7eb2e8f9f7 | 215 | { |
<> | 144:ef7eb2e8f9f7 | 216 | /* Check the parameters */ |
<> | 144:ef7eb2e8f9f7 | 217 | assert_param(IS_RCC_USART2CLKSOURCE(PeriphClkInit->Usart2ClockSelection)); |
<> | 144:ef7eb2e8f9f7 | 218 | |
<> | 144:ef7eb2e8f9f7 | 219 | /* Configure the USART2 clock source */ |
<> | 144:ef7eb2e8f9f7 | 220 | __HAL_RCC_USART2_CONFIG(PeriphClkInit->Usart2ClockSelection); |
<> | 144:ef7eb2e8f9f7 | 221 | } |
<> | 144:ef7eb2e8f9f7 | 222 | #endif /* STM32F071xB || STM32F072xB || STM32F078xx || */ |
<> | 144:ef7eb2e8f9f7 | 223 | /* STM32F091xC || STM32F098xx */ |
<> | 144:ef7eb2e8f9f7 | 224 | |
<> | 144:ef7eb2e8f9f7 | 225 | #if defined(STM32F091xC) || defined(STM32F098xx) |
<> | 144:ef7eb2e8f9f7 | 226 | /*----------------------------- USART3 Configuration --------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 227 | if(((PeriphClkInit->PeriphClockSelection) & RCC_PERIPHCLK_USART3) == RCC_PERIPHCLK_USART3) |
<> | 144:ef7eb2e8f9f7 | 228 | { |
<> | 144:ef7eb2e8f9f7 | 229 | /* Check the parameters */ |
<> | 144:ef7eb2e8f9f7 | 230 | assert_param(IS_RCC_USART3CLKSOURCE(PeriphClkInit->Usart3ClockSelection)); |
<> | 144:ef7eb2e8f9f7 | 231 | |
<> | 144:ef7eb2e8f9f7 | 232 | /* Configure the USART3 clock source */ |
<> | 144:ef7eb2e8f9f7 | 233 | __HAL_RCC_USART3_CONFIG(PeriphClkInit->Usart3ClockSelection); |
<> | 144:ef7eb2e8f9f7 | 234 | } |
<> | 144:ef7eb2e8f9f7 | 235 | #endif /* STM32F091xC || STM32F098xx */ |
<> | 144:ef7eb2e8f9f7 | 236 | |
<> | 144:ef7eb2e8f9f7 | 237 | /*------------------------------ I2C1 Configuration ------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 238 | if(((PeriphClkInit->PeriphClockSelection) & RCC_PERIPHCLK_I2C1) == RCC_PERIPHCLK_I2C1) |
<> | 144:ef7eb2e8f9f7 | 239 | { |
<> | 144:ef7eb2e8f9f7 | 240 | /* Check the parameters */ |
<> | 144:ef7eb2e8f9f7 | 241 | assert_param(IS_RCC_I2C1CLKSOURCE(PeriphClkInit->I2c1ClockSelection)); |
<> | 144:ef7eb2e8f9f7 | 242 | |
<> | 144:ef7eb2e8f9f7 | 243 | /* Configure the I2C1 clock source */ |
<> | 144:ef7eb2e8f9f7 | 244 | __HAL_RCC_I2C1_CONFIG(PeriphClkInit->I2c1ClockSelection); |
<> | 144:ef7eb2e8f9f7 | 245 | } |
<> | 144:ef7eb2e8f9f7 | 246 | |
<> | 144:ef7eb2e8f9f7 | 247 | #if defined(STM32F042x6) || defined(STM32F048xx) || defined(STM32F072xB) || defined(STM32F078xx) || defined(STM32F070xB) || defined(STM32F070x6) |
<> | 144:ef7eb2e8f9f7 | 248 | /*------------------------------ USB Configuration ------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 249 | if(((PeriphClkInit->PeriphClockSelection) & RCC_PERIPHCLK_USB) == RCC_PERIPHCLK_USB) |
<> | 144:ef7eb2e8f9f7 | 250 | { |
<> | 144:ef7eb2e8f9f7 | 251 | /* Check the parameters */ |
<> | 144:ef7eb2e8f9f7 | 252 | assert_param(IS_RCC_USBCLKSOURCE(PeriphClkInit->UsbClockSelection)); |
<> | 144:ef7eb2e8f9f7 | 253 | |
<> | 144:ef7eb2e8f9f7 | 254 | /* Configure the USB clock source */ |
<> | 144:ef7eb2e8f9f7 | 255 | __HAL_RCC_USB_CONFIG(PeriphClkInit->UsbClockSelection); |
<> | 144:ef7eb2e8f9f7 | 256 | } |
<> | 144:ef7eb2e8f9f7 | 257 | #endif /* STM32F042x6 || STM32F048xx || STM32F072xB || STM32F078xx || STM32F070xB || STM32F070x6 */ |
<> | 144:ef7eb2e8f9f7 | 258 | |
<> | 144:ef7eb2e8f9f7 | 259 | #if defined(STM32F042x6) || defined(STM32F048xx)\ |
<> | 144:ef7eb2e8f9f7 | 260 | || defined(STM32F051x8) || defined(STM32F058xx)\ |
<> | 144:ef7eb2e8f9f7 | 261 | || defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx)\ |
<> | 144:ef7eb2e8f9f7 | 262 | || defined(STM32F091xC) || defined(STM32F098xx) |
<> | 144:ef7eb2e8f9f7 | 263 | /*------------------------------ CEC clock Configuration -------------------*/ |
<> | 144:ef7eb2e8f9f7 | 264 | if(((PeriphClkInit->PeriphClockSelection) & RCC_PERIPHCLK_CEC) == RCC_PERIPHCLK_CEC) |
<> | 144:ef7eb2e8f9f7 | 265 | { |
<> | 144:ef7eb2e8f9f7 | 266 | /* Check the parameters */ |
<> | 144:ef7eb2e8f9f7 | 267 | assert_param(IS_RCC_CECCLKSOURCE(PeriphClkInit->CecClockSelection)); |
<> | 144:ef7eb2e8f9f7 | 268 | |
<> | 144:ef7eb2e8f9f7 | 269 | /* Configure the CEC clock source */ |
<> | 144:ef7eb2e8f9f7 | 270 | __HAL_RCC_CEC_CONFIG(PeriphClkInit->CecClockSelection); |
<> | 144:ef7eb2e8f9f7 | 271 | } |
<> | 144:ef7eb2e8f9f7 | 272 | #endif /* STM32F042x6 || STM32F048xx || */ |
<> | 144:ef7eb2e8f9f7 | 273 | /* STM32F051x8 || STM32F058xx || */ |
<> | 144:ef7eb2e8f9f7 | 274 | /* STM32F071xB || STM32F072xB || STM32F078xx || */ |
<> | 144:ef7eb2e8f9f7 | 275 | /* STM32F091xC || STM32F098xx */ |
<> | 144:ef7eb2e8f9f7 | 276 | |
<> | 144:ef7eb2e8f9f7 | 277 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 278 | } |
<> | 144:ef7eb2e8f9f7 | 279 | |
<> | 144:ef7eb2e8f9f7 | 280 | /** |
<> | 144:ef7eb2e8f9f7 | 281 | * @brief Get the RCC_ClkInitStruct according to the internal |
<> | 144:ef7eb2e8f9f7 | 282 | * RCC configuration registers. |
<> | 144:ef7eb2e8f9f7 | 283 | * @param PeriphClkInit pointer to an RCC_PeriphCLKInitTypeDef structure that |
<> | 144:ef7eb2e8f9f7 | 284 | * returns the configuration information for the Extended Peripherals clocks |
<> | 144:ef7eb2e8f9f7 | 285 | * (USART, RTC, I2C, CEC and USB). |
<> | 144:ef7eb2e8f9f7 | 286 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 287 | */ |
<> | 144:ef7eb2e8f9f7 | 288 | void HAL_RCCEx_GetPeriphCLKConfig(RCC_PeriphCLKInitTypeDef *PeriphClkInit) |
<> | 144:ef7eb2e8f9f7 | 289 | { |
<> | 144:ef7eb2e8f9f7 | 290 | /* Set all possible values for the extended clock type parameter------------*/ |
<> | 144:ef7eb2e8f9f7 | 291 | /* Common part first */ |
<> | 144:ef7eb2e8f9f7 | 292 | PeriphClkInit->PeriphClockSelection = RCC_PERIPHCLK_USART1 | RCC_PERIPHCLK_I2C1 | RCC_PERIPHCLK_RTC; |
<> | 144:ef7eb2e8f9f7 | 293 | /* Get the RTC configuration --------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 294 | PeriphClkInit->RTCClockSelection = __HAL_RCC_GET_RTC_SOURCE(); |
<> | 144:ef7eb2e8f9f7 | 295 | /* Get the USART1 clock configuration --------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 296 | PeriphClkInit->Usart1ClockSelection = __HAL_RCC_GET_USART1_SOURCE(); |
<> | 144:ef7eb2e8f9f7 | 297 | /* Get the I2C1 clock source -----------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 298 | PeriphClkInit->I2c1ClockSelection = __HAL_RCC_GET_I2C1_SOURCE(); |
<> | 144:ef7eb2e8f9f7 | 299 | |
<> | 144:ef7eb2e8f9f7 | 300 | #if defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx)\ |
<> | 144:ef7eb2e8f9f7 | 301 | || defined(STM32F091xC) || defined(STM32F098xx) |
<> | 144:ef7eb2e8f9f7 | 302 | PeriphClkInit->PeriphClockSelection |= RCC_PERIPHCLK_USART2; |
<> | 144:ef7eb2e8f9f7 | 303 | /* Get the USART2 clock source ---------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 304 | PeriphClkInit->Usart2ClockSelection = __HAL_RCC_GET_USART2_SOURCE(); |
<> | 144:ef7eb2e8f9f7 | 305 | #endif /* STM32F071xB || STM32F072xB || STM32F078xx || */ |
<> | 144:ef7eb2e8f9f7 | 306 | /* STM32F091xC || STM32F098xx */ |
<> | 144:ef7eb2e8f9f7 | 307 | |
<> | 144:ef7eb2e8f9f7 | 308 | #if defined(STM32F091xC) || defined(STM32F098xx) |
<> | 144:ef7eb2e8f9f7 | 309 | PeriphClkInit->PeriphClockSelection |= RCC_PERIPHCLK_USART3; |
<> | 144:ef7eb2e8f9f7 | 310 | /* Get the USART3 clock source ---------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 311 | PeriphClkInit->Usart3ClockSelection = __HAL_RCC_GET_USART3_SOURCE(); |
<> | 144:ef7eb2e8f9f7 | 312 | #endif /* STM32F091xC || STM32F098xx */ |
<> | 144:ef7eb2e8f9f7 | 313 | |
<> | 144:ef7eb2e8f9f7 | 314 | #if defined(STM32F042x6) || defined(STM32F048xx) || defined(STM32F072xB) || defined(STM32F078xx) || defined(STM32F070xB) || defined(STM32F070x6) |
<> | 144:ef7eb2e8f9f7 | 315 | PeriphClkInit->PeriphClockSelection |= RCC_PERIPHCLK_USB; |
<> | 144:ef7eb2e8f9f7 | 316 | /* Get the USB clock source ---------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 317 | PeriphClkInit->UsbClockSelection = __HAL_RCC_GET_USB_SOURCE(); |
<> | 144:ef7eb2e8f9f7 | 318 | #endif /* STM32F042x6 || STM32F048xx || STM32F072xB || STM32F078xx || STM32F070xB || STM32F070x6 */ |
<> | 144:ef7eb2e8f9f7 | 319 | |
<> | 144:ef7eb2e8f9f7 | 320 | #if defined(STM32F042x6) || defined(STM32F048xx)\ |
<> | 144:ef7eb2e8f9f7 | 321 | || defined(STM32F051x8) || defined(STM32F058xx)\ |
<> | 144:ef7eb2e8f9f7 | 322 | || defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx)\ |
<> | 144:ef7eb2e8f9f7 | 323 | || defined(STM32F091xC) || defined(STM32F098xx) |
<> | 144:ef7eb2e8f9f7 | 324 | PeriphClkInit->PeriphClockSelection |= RCC_PERIPHCLK_CEC; |
<> | 144:ef7eb2e8f9f7 | 325 | /* Get the CEC clock source ------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 326 | PeriphClkInit->CecClockSelection = __HAL_RCC_GET_CEC_SOURCE(); |
<> | 144:ef7eb2e8f9f7 | 327 | #endif /* STM32F042x6 || STM32F048xx || */ |
<> | 144:ef7eb2e8f9f7 | 328 | /* STM32F051x8 || STM32F058xx || */ |
<> | 144:ef7eb2e8f9f7 | 329 | /* STM32F071xB || STM32F072xB || STM32F078xx || */ |
<> | 144:ef7eb2e8f9f7 | 330 | /* STM32F091xC || STM32F098xx */ |
<> | 144:ef7eb2e8f9f7 | 331 | |
<> | 144:ef7eb2e8f9f7 | 332 | } |
<> | 144:ef7eb2e8f9f7 | 333 | |
<> | 144:ef7eb2e8f9f7 | 334 | /** |
<> | 144:ef7eb2e8f9f7 | 335 | * @brief Returns the peripheral clock frequency |
<> | 144:ef7eb2e8f9f7 | 336 | * @note Returns 0 if peripheral clock is unknown |
<> | 144:ef7eb2e8f9f7 | 337 | * @param PeriphClk Peripheral clock identifier |
<> | 144:ef7eb2e8f9f7 | 338 | * This parameter can be one of the following values: |
<> | 144:ef7eb2e8f9f7 | 339 | * @arg @ref RCC_PERIPHCLK_RTC RTC peripheral clock |
<> | 144:ef7eb2e8f9f7 | 340 | * @arg @ref RCC_PERIPHCLK_USART1 USART1 peripheral clock |
<> | 144:ef7eb2e8f9f7 | 341 | * @arg @ref RCC_PERIPHCLK_I2C1 I2C1 peripheral clock |
<> | 144:ef7eb2e8f9f7 | 342 | @if STM32F042x6 |
<> | 144:ef7eb2e8f9f7 | 343 | * @arg @ref RCC_PERIPHCLK_USB USB peripheral clock |
<> | 144:ef7eb2e8f9f7 | 344 | * @arg @ref RCC_PERIPHCLK_CEC CEC peripheral clock |
<> | 144:ef7eb2e8f9f7 | 345 | @endif |
<> | 144:ef7eb2e8f9f7 | 346 | @if STM32F048xx |
<> | 144:ef7eb2e8f9f7 | 347 | * @arg @ref RCC_PERIPHCLK_USB USB peripheral clock |
<> | 144:ef7eb2e8f9f7 | 348 | * @arg @ref RCC_PERIPHCLK_CEC CEC peripheral clock |
<> | 144:ef7eb2e8f9f7 | 349 | @endif |
<> | 144:ef7eb2e8f9f7 | 350 | @if STM32F051x8 |
<> | 144:ef7eb2e8f9f7 | 351 | * @arg @ref RCC_PERIPHCLK_CEC CEC peripheral clock |
<> | 144:ef7eb2e8f9f7 | 352 | @endif |
<> | 144:ef7eb2e8f9f7 | 353 | @if STM32F058xx |
<> | 144:ef7eb2e8f9f7 | 354 | * @arg @ref RCC_PERIPHCLK_CEC CEC peripheral clock |
<> | 144:ef7eb2e8f9f7 | 355 | @endif |
<> | 144:ef7eb2e8f9f7 | 356 | @if STM32F070x6 |
<> | 144:ef7eb2e8f9f7 | 357 | * @arg @ref RCC_PERIPHCLK_USB USB peripheral clock |
<> | 144:ef7eb2e8f9f7 | 358 | @endif |
<> | 144:ef7eb2e8f9f7 | 359 | @if STM32F070xB |
<> | 144:ef7eb2e8f9f7 | 360 | * @arg @ref RCC_PERIPHCLK_USB USB peripheral clock |
<> | 144:ef7eb2e8f9f7 | 361 | @endif |
<> | 144:ef7eb2e8f9f7 | 362 | @if STM32F071xB |
<> | 144:ef7eb2e8f9f7 | 363 | * @arg @ref RCC_PERIPHCLK_USART2 USART2 peripheral clock |
<> | 144:ef7eb2e8f9f7 | 364 | * @arg @ref RCC_PERIPHCLK_CEC CEC peripheral clock |
<> | 144:ef7eb2e8f9f7 | 365 | @endif |
<> | 144:ef7eb2e8f9f7 | 366 | @if STM32F072xB |
<> | 144:ef7eb2e8f9f7 | 367 | * @arg @ref RCC_PERIPHCLK_USART2 USART2 peripheral clock |
<> | 144:ef7eb2e8f9f7 | 368 | * @arg @ref RCC_PERIPHCLK_USB USB peripheral clock |
<> | 144:ef7eb2e8f9f7 | 369 | * @arg @ref RCC_PERIPHCLK_CEC CEC peripheral clock |
<> | 144:ef7eb2e8f9f7 | 370 | @endif |
<> | 144:ef7eb2e8f9f7 | 371 | @if STM32F078xx |
<> | 144:ef7eb2e8f9f7 | 372 | * @arg @ref RCC_PERIPHCLK_USART2 USART2 peripheral clock |
<> | 144:ef7eb2e8f9f7 | 373 | * @arg @ref RCC_PERIPHCLK_USB USB peripheral clock |
<> | 144:ef7eb2e8f9f7 | 374 | * @arg @ref RCC_PERIPHCLK_CEC CEC peripheral clock |
<> | 144:ef7eb2e8f9f7 | 375 | @endif |
<> | 144:ef7eb2e8f9f7 | 376 | @if STM32F091xC |
<> | 144:ef7eb2e8f9f7 | 377 | * @arg @ref RCC_PERIPHCLK_USART2 USART2 peripheral clock |
<> | 144:ef7eb2e8f9f7 | 378 | * @arg @ref RCC_PERIPHCLK_USART3 USART2 peripheral clock |
<> | 144:ef7eb2e8f9f7 | 379 | * @arg @ref RCC_PERIPHCLK_CEC CEC peripheral clock |
<> | 144:ef7eb2e8f9f7 | 380 | @endif |
<> | 144:ef7eb2e8f9f7 | 381 | @if STM32F098xx |
<> | 144:ef7eb2e8f9f7 | 382 | * @arg @ref RCC_PERIPHCLK_USART2 USART2 peripheral clock |
<> | 144:ef7eb2e8f9f7 | 383 | * @arg @ref RCC_PERIPHCLK_USART3 USART2 peripheral clock |
<> | 144:ef7eb2e8f9f7 | 384 | * @arg @ref RCC_PERIPHCLK_CEC CEC peripheral clock |
<> | 144:ef7eb2e8f9f7 | 385 | @endif |
<> | 144:ef7eb2e8f9f7 | 386 | * @retval Frequency in Hz (0: means that no available frequency for the peripheral) |
<> | 144:ef7eb2e8f9f7 | 387 | */ |
<> | 144:ef7eb2e8f9f7 | 388 | uint32_t HAL_RCCEx_GetPeriphCLKFreq(uint32_t PeriphClk) |
<> | 144:ef7eb2e8f9f7 | 389 | { |
<> | 156:95d6b41a828b | 390 | uint32_t frequency = 0U; |
<> | 156:95d6b41a828b | 391 | uint32_t srcclk = 0U; |
<> | 144:ef7eb2e8f9f7 | 392 | #if defined(USB) |
<> | 156:95d6b41a828b | 393 | uint32_t pllmull = 0U, pllsource = 0U, predivfactor = 0U; |
<> | 144:ef7eb2e8f9f7 | 394 | #endif /* USB */ |
<> | 144:ef7eb2e8f9f7 | 395 | |
<> | 144:ef7eb2e8f9f7 | 396 | /* Check the parameters */ |
<> | 144:ef7eb2e8f9f7 | 397 | assert_param(IS_RCC_PERIPHCLOCK(PeriphClk)); |
<> | 144:ef7eb2e8f9f7 | 398 | |
<> | 144:ef7eb2e8f9f7 | 399 | switch (PeriphClk) |
<> | 144:ef7eb2e8f9f7 | 400 | { |
<> | 144:ef7eb2e8f9f7 | 401 | case RCC_PERIPHCLK_RTC: |
<> | 144:ef7eb2e8f9f7 | 402 | { |
<> | 144:ef7eb2e8f9f7 | 403 | /* Get the current RTC source */ |
<> | 144:ef7eb2e8f9f7 | 404 | srcclk = __HAL_RCC_GET_RTC_SOURCE(); |
<> | 144:ef7eb2e8f9f7 | 405 | |
<> | 144:ef7eb2e8f9f7 | 406 | /* Check if LSE is ready and if RTC clock selection is LSE */ |
<> | 144:ef7eb2e8f9f7 | 407 | if ((srcclk == RCC_RTCCLKSOURCE_LSE) && (HAL_IS_BIT_SET(RCC->BDCR, RCC_BDCR_LSERDY))) |
<> | 144:ef7eb2e8f9f7 | 408 | { |
<> | 144:ef7eb2e8f9f7 | 409 | frequency = LSE_VALUE; |
<> | 144:ef7eb2e8f9f7 | 410 | } |
<> | 144:ef7eb2e8f9f7 | 411 | /* Check if LSI is ready and if RTC clock selection is LSI */ |
<> | 144:ef7eb2e8f9f7 | 412 | else if ((srcclk == RCC_RTCCLKSOURCE_LSI) && (HAL_IS_BIT_SET(RCC->CSR, RCC_CSR_LSIRDY))) |
<> | 144:ef7eb2e8f9f7 | 413 | { |
<> | 144:ef7eb2e8f9f7 | 414 | frequency = LSI_VALUE; |
<> | 144:ef7eb2e8f9f7 | 415 | } |
<> | 144:ef7eb2e8f9f7 | 416 | /* Check if HSE is ready and if RTC clock selection is HSI_DIV32*/ |
<> | 144:ef7eb2e8f9f7 | 417 | else if ((srcclk == RCC_RTCCLKSOURCE_HSE_DIV32) && (HAL_IS_BIT_SET(RCC->CR, RCC_CR_HSERDY))) |
<> | 144:ef7eb2e8f9f7 | 418 | { |
<> | 156:95d6b41a828b | 419 | frequency = HSE_VALUE / 32U; |
<> | 144:ef7eb2e8f9f7 | 420 | } |
<> | 144:ef7eb2e8f9f7 | 421 | /* Clock not enabled for RTC*/ |
<> | 144:ef7eb2e8f9f7 | 422 | else |
<> | 144:ef7eb2e8f9f7 | 423 | { |
<> | 156:95d6b41a828b | 424 | frequency = 0U; |
<> | 144:ef7eb2e8f9f7 | 425 | } |
<> | 144:ef7eb2e8f9f7 | 426 | break; |
<> | 144:ef7eb2e8f9f7 | 427 | } |
<> | 144:ef7eb2e8f9f7 | 428 | case RCC_PERIPHCLK_USART1: |
<> | 144:ef7eb2e8f9f7 | 429 | { |
<> | 144:ef7eb2e8f9f7 | 430 | /* Get the current USART1 source */ |
<> | 144:ef7eb2e8f9f7 | 431 | srcclk = __HAL_RCC_GET_USART1_SOURCE(); |
<> | 144:ef7eb2e8f9f7 | 432 | |
<> | 144:ef7eb2e8f9f7 | 433 | /* Check if USART1 clock selection is PCLK1 */ |
<> | 144:ef7eb2e8f9f7 | 434 | if (srcclk == RCC_USART1CLKSOURCE_PCLK1) |
<> | 144:ef7eb2e8f9f7 | 435 | { |
<> | 144:ef7eb2e8f9f7 | 436 | frequency = HAL_RCC_GetPCLK1Freq(); |
<> | 144:ef7eb2e8f9f7 | 437 | } |
<> | 144:ef7eb2e8f9f7 | 438 | /* Check if HSI is ready and if USART1 clock selection is HSI */ |
<> | 144:ef7eb2e8f9f7 | 439 | else if ((srcclk == RCC_USART1CLKSOURCE_HSI) && (HAL_IS_BIT_SET(RCC->CR, RCC_CR_HSIRDY))) |
<> | 144:ef7eb2e8f9f7 | 440 | { |
<> | 144:ef7eb2e8f9f7 | 441 | frequency = HSI_VALUE; |
<> | 144:ef7eb2e8f9f7 | 442 | } |
<> | 144:ef7eb2e8f9f7 | 443 | /* Check if USART1 clock selection is SYSCLK */ |
<> | 144:ef7eb2e8f9f7 | 444 | else if (srcclk == RCC_USART1CLKSOURCE_SYSCLK) |
<> | 144:ef7eb2e8f9f7 | 445 | { |
<> | 144:ef7eb2e8f9f7 | 446 | frequency = HAL_RCC_GetSysClockFreq(); |
<> | 144:ef7eb2e8f9f7 | 447 | } |
<> | 144:ef7eb2e8f9f7 | 448 | /* Check if LSE is ready and if USART1 clock selection is LSE */ |
<> | 144:ef7eb2e8f9f7 | 449 | else if ((srcclk == RCC_USART1CLKSOURCE_LSE) && (HAL_IS_BIT_SET(RCC->BDCR, RCC_BDCR_LSERDY))) |
<> | 144:ef7eb2e8f9f7 | 450 | { |
<> | 144:ef7eb2e8f9f7 | 451 | frequency = LSE_VALUE; |
<> | 144:ef7eb2e8f9f7 | 452 | } |
<> | 144:ef7eb2e8f9f7 | 453 | /* Clock not enabled for USART1*/ |
<> | 144:ef7eb2e8f9f7 | 454 | else |
<> | 144:ef7eb2e8f9f7 | 455 | { |
<> | 156:95d6b41a828b | 456 | frequency = 0U; |
<> | 144:ef7eb2e8f9f7 | 457 | } |
<> | 144:ef7eb2e8f9f7 | 458 | break; |
<> | 144:ef7eb2e8f9f7 | 459 | } |
<> | 144:ef7eb2e8f9f7 | 460 | #if defined(RCC_CFGR3_USART2SW) |
<> | 144:ef7eb2e8f9f7 | 461 | case RCC_PERIPHCLK_USART2: |
<> | 144:ef7eb2e8f9f7 | 462 | { |
<> | 144:ef7eb2e8f9f7 | 463 | /* Get the current USART2 source */ |
<> | 144:ef7eb2e8f9f7 | 464 | srcclk = __HAL_RCC_GET_USART2_SOURCE(); |
<> | 144:ef7eb2e8f9f7 | 465 | |
<> | 144:ef7eb2e8f9f7 | 466 | /* Check if USART2 clock selection is PCLK1 */ |
<> | 144:ef7eb2e8f9f7 | 467 | if (srcclk == RCC_USART2CLKSOURCE_PCLK1) |
<> | 144:ef7eb2e8f9f7 | 468 | { |
<> | 144:ef7eb2e8f9f7 | 469 | frequency = HAL_RCC_GetPCLK1Freq(); |
<> | 144:ef7eb2e8f9f7 | 470 | } |
<> | 144:ef7eb2e8f9f7 | 471 | /* Check if HSI is ready and if USART2 clock selection is HSI */ |
<> | 144:ef7eb2e8f9f7 | 472 | else if ((srcclk == RCC_USART2CLKSOURCE_HSI) && (HAL_IS_BIT_SET(RCC->CR, RCC_CR_HSIRDY))) |
<> | 144:ef7eb2e8f9f7 | 473 | { |
<> | 144:ef7eb2e8f9f7 | 474 | frequency = HSI_VALUE; |
<> | 144:ef7eb2e8f9f7 | 475 | } |
<> | 144:ef7eb2e8f9f7 | 476 | /* Check if USART2 clock selection is SYSCLK */ |
<> | 144:ef7eb2e8f9f7 | 477 | else if (srcclk == RCC_USART2CLKSOURCE_SYSCLK) |
<> | 144:ef7eb2e8f9f7 | 478 | { |
<> | 144:ef7eb2e8f9f7 | 479 | frequency = HAL_RCC_GetSysClockFreq(); |
<> | 144:ef7eb2e8f9f7 | 480 | } |
<> | 144:ef7eb2e8f9f7 | 481 | /* Check if LSE is ready and if USART2 clock selection is LSE */ |
<> | 144:ef7eb2e8f9f7 | 482 | else if ((srcclk == RCC_USART2CLKSOURCE_LSE) && (HAL_IS_BIT_SET(RCC->BDCR, RCC_BDCR_LSERDY))) |
<> | 144:ef7eb2e8f9f7 | 483 | { |
<> | 144:ef7eb2e8f9f7 | 484 | frequency = LSE_VALUE; |
<> | 144:ef7eb2e8f9f7 | 485 | } |
<> | 144:ef7eb2e8f9f7 | 486 | /* Clock not enabled for USART2*/ |
<> | 144:ef7eb2e8f9f7 | 487 | else |
<> | 144:ef7eb2e8f9f7 | 488 | { |
<> | 156:95d6b41a828b | 489 | frequency = 0U; |
<> | 144:ef7eb2e8f9f7 | 490 | } |
<> | 144:ef7eb2e8f9f7 | 491 | break; |
<> | 144:ef7eb2e8f9f7 | 492 | } |
<> | 144:ef7eb2e8f9f7 | 493 | #endif /* RCC_CFGR3_USART2SW */ |
<> | 144:ef7eb2e8f9f7 | 494 | #if defined(RCC_CFGR3_USART3SW) |
<> | 144:ef7eb2e8f9f7 | 495 | case RCC_PERIPHCLK_USART3: |
<> | 144:ef7eb2e8f9f7 | 496 | { |
<> | 144:ef7eb2e8f9f7 | 497 | /* Get the current USART3 source */ |
<> | 144:ef7eb2e8f9f7 | 498 | srcclk = __HAL_RCC_GET_USART3_SOURCE(); |
<> | 144:ef7eb2e8f9f7 | 499 | |
<> | 144:ef7eb2e8f9f7 | 500 | /* Check if USART3 clock selection is PCLK1 */ |
<> | 144:ef7eb2e8f9f7 | 501 | if (srcclk == RCC_USART3CLKSOURCE_PCLK1) |
<> | 144:ef7eb2e8f9f7 | 502 | { |
<> | 144:ef7eb2e8f9f7 | 503 | frequency = HAL_RCC_GetPCLK1Freq(); |
<> | 144:ef7eb2e8f9f7 | 504 | } |
<> | 144:ef7eb2e8f9f7 | 505 | /* Check if HSI is ready and if USART3 clock selection is HSI */ |
<> | 144:ef7eb2e8f9f7 | 506 | else if ((srcclk == RCC_USART3CLKSOURCE_HSI) && (HAL_IS_BIT_SET(RCC->CR, RCC_CR_HSIRDY))) |
<> | 144:ef7eb2e8f9f7 | 507 | { |
<> | 144:ef7eb2e8f9f7 | 508 | frequency = HSI_VALUE; |
<> | 144:ef7eb2e8f9f7 | 509 | } |
<> | 144:ef7eb2e8f9f7 | 510 | /* Check if USART3 clock selection is SYSCLK */ |
<> | 144:ef7eb2e8f9f7 | 511 | else if (srcclk == RCC_USART3CLKSOURCE_SYSCLK) |
<> | 144:ef7eb2e8f9f7 | 512 | { |
<> | 144:ef7eb2e8f9f7 | 513 | frequency = HAL_RCC_GetSysClockFreq(); |
<> | 144:ef7eb2e8f9f7 | 514 | } |
<> | 144:ef7eb2e8f9f7 | 515 | /* Check if LSE is ready and if USART3 clock selection is LSE */ |
<> | 144:ef7eb2e8f9f7 | 516 | else if ((srcclk == RCC_USART3CLKSOURCE_LSE) && (HAL_IS_BIT_SET(RCC->BDCR, RCC_BDCR_LSERDY))) |
<> | 144:ef7eb2e8f9f7 | 517 | { |
<> | 144:ef7eb2e8f9f7 | 518 | frequency = LSE_VALUE; |
<> | 144:ef7eb2e8f9f7 | 519 | } |
<> | 144:ef7eb2e8f9f7 | 520 | /* Clock not enabled for USART3*/ |
<> | 144:ef7eb2e8f9f7 | 521 | else |
<> | 144:ef7eb2e8f9f7 | 522 | { |
<> | 156:95d6b41a828b | 523 | frequency = 0U; |
<> | 144:ef7eb2e8f9f7 | 524 | } |
<> | 144:ef7eb2e8f9f7 | 525 | break; |
<> | 144:ef7eb2e8f9f7 | 526 | } |
<> | 144:ef7eb2e8f9f7 | 527 | #endif /* RCC_CFGR3_USART3SW */ |
<> | 144:ef7eb2e8f9f7 | 528 | case RCC_PERIPHCLK_I2C1: |
<> | 144:ef7eb2e8f9f7 | 529 | { |
<> | 144:ef7eb2e8f9f7 | 530 | /* Get the current I2C1 source */ |
<> | 144:ef7eb2e8f9f7 | 531 | srcclk = __HAL_RCC_GET_I2C1_SOURCE(); |
<> | 144:ef7eb2e8f9f7 | 532 | |
<> | 144:ef7eb2e8f9f7 | 533 | /* Check if HSI is ready and if I2C1 clock selection is HSI */ |
<> | 144:ef7eb2e8f9f7 | 534 | if ((srcclk == RCC_I2C1CLKSOURCE_HSI) && (HAL_IS_BIT_SET(RCC->CR, RCC_CR_HSIRDY))) |
<> | 144:ef7eb2e8f9f7 | 535 | { |
<> | 144:ef7eb2e8f9f7 | 536 | frequency = HSI_VALUE; |
<> | 144:ef7eb2e8f9f7 | 537 | } |
<> | 144:ef7eb2e8f9f7 | 538 | /* Check if I2C1 clock selection is SYSCLK */ |
<> | 144:ef7eb2e8f9f7 | 539 | else if (srcclk == RCC_I2C1CLKSOURCE_SYSCLK) |
<> | 144:ef7eb2e8f9f7 | 540 | { |
<> | 144:ef7eb2e8f9f7 | 541 | frequency = HAL_RCC_GetSysClockFreq(); |
<> | 144:ef7eb2e8f9f7 | 542 | } |
<> | 144:ef7eb2e8f9f7 | 543 | /* Clock not enabled for I2C1*/ |
<> | 144:ef7eb2e8f9f7 | 544 | else |
<> | 144:ef7eb2e8f9f7 | 545 | { |
<> | 156:95d6b41a828b | 546 | frequency = 0U; |
<> | 144:ef7eb2e8f9f7 | 547 | } |
<> | 144:ef7eb2e8f9f7 | 548 | break; |
<> | 144:ef7eb2e8f9f7 | 549 | } |
<> | 144:ef7eb2e8f9f7 | 550 | #if defined(USB) |
<> | 144:ef7eb2e8f9f7 | 551 | case RCC_PERIPHCLK_USB: |
<> | 144:ef7eb2e8f9f7 | 552 | { |
<> | 144:ef7eb2e8f9f7 | 553 | /* Get the current USB source */ |
<> | 144:ef7eb2e8f9f7 | 554 | srcclk = __HAL_RCC_GET_USB_SOURCE(); |
<> | 144:ef7eb2e8f9f7 | 555 | |
<> | 144:ef7eb2e8f9f7 | 556 | /* Check if PLL is ready and if USB clock selection is PLL */ |
<> | 144:ef7eb2e8f9f7 | 557 | if ((srcclk == RCC_USBCLKSOURCE_PLL) && (HAL_IS_BIT_SET(RCC->CR, RCC_CR_PLLRDY))) |
<> | 144:ef7eb2e8f9f7 | 558 | { |
<> | 144:ef7eb2e8f9f7 | 559 | /* Get PLL clock source and multiplication factor ----------------------*/ |
<> | 144:ef7eb2e8f9f7 | 560 | pllmull = RCC->CFGR & RCC_CFGR_PLLMUL; |
<> | 144:ef7eb2e8f9f7 | 561 | pllsource = RCC->CFGR & RCC_CFGR_PLLSRC; |
<> | 156:95d6b41a828b | 562 | pllmull = (pllmull >> RCC_CFGR_PLLMUL_BITNUMBER) + 2U; |
<> | 156:95d6b41a828b | 563 | predivfactor = (RCC->CFGR2 & RCC_CFGR2_PREDIV) + 1U; |
<> | 144:ef7eb2e8f9f7 | 564 | |
<> | 144:ef7eb2e8f9f7 | 565 | if (pllsource == RCC_CFGR_PLLSRC_HSE_PREDIV) |
<> | 144:ef7eb2e8f9f7 | 566 | { |
<> | 144:ef7eb2e8f9f7 | 567 | /* HSE used as PLL clock source : frequency = HSE/PREDIV * PLLMUL */ |
<> | 144:ef7eb2e8f9f7 | 568 | frequency = (HSE_VALUE/predivfactor) * pllmull; |
<> | 144:ef7eb2e8f9f7 | 569 | } |
<> | 144:ef7eb2e8f9f7 | 570 | #if defined(RCC_CR2_HSI48ON) |
<> | 144:ef7eb2e8f9f7 | 571 | else if (pllsource == RCC_CFGR_PLLSRC_HSI48_PREDIV) |
<> | 144:ef7eb2e8f9f7 | 572 | { |
<> | 144:ef7eb2e8f9f7 | 573 | /* HSI48 used as PLL clock source : frequency = HSI48/PREDIV * PLLMUL */ |
<> | 144:ef7eb2e8f9f7 | 574 | frequency = (HSI48_VALUE / predivfactor) * pllmull; |
<> | 144:ef7eb2e8f9f7 | 575 | } |
<> | 144:ef7eb2e8f9f7 | 576 | #endif /* RCC_CR2_HSI48ON */ |
<> | 144:ef7eb2e8f9f7 | 577 | else |
<> | 144:ef7eb2e8f9f7 | 578 | { |
<> | 144:ef7eb2e8f9f7 | 579 | #if defined(STM32F042x6) || defined(STM32F048xx) || defined(STM32F078xx) || defined(STM32F072xB) || defined(STM32F070xB) |
<> | 144:ef7eb2e8f9f7 | 580 | /* HSI used as PLL clock source : frequency = HSI/PREDIV * PLLMUL */ |
<> | 144:ef7eb2e8f9f7 | 581 | frequency = (HSI_VALUE / predivfactor) * pllmull; |
<> | 144:ef7eb2e8f9f7 | 582 | #else |
<> | 144:ef7eb2e8f9f7 | 583 | /* HSI used as PLL clock source : frequency = HSI/2 * PLLMUL */ |
<> | 156:95d6b41a828b | 584 | frequency = (HSI_VALUE >> 1U) * pllmull; |
<> | 144:ef7eb2e8f9f7 | 585 | #endif /* STM32F042x6 || STM32F048xx || STM32F072xB || STM32F078xx || STM32F070xB */ |
<> | 144:ef7eb2e8f9f7 | 586 | } |
<> | 144:ef7eb2e8f9f7 | 587 | } |
<> | 144:ef7eb2e8f9f7 | 588 | #if defined(RCC_CR2_HSI48ON) |
<> | 144:ef7eb2e8f9f7 | 589 | /* Check if HSI48 is ready and if USB clock selection is HSI48 */ |
<> | 144:ef7eb2e8f9f7 | 590 | else if ((srcclk == RCC_USBCLKSOURCE_HSI48) && (HAL_IS_BIT_SET(RCC->CR2, RCC_CR2_HSI48RDY))) |
<> | 144:ef7eb2e8f9f7 | 591 | { |
<> | 144:ef7eb2e8f9f7 | 592 | frequency = HSI48_VALUE; |
<> | 144:ef7eb2e8f9f7 | 593 | } |
<> | 144:ef7eb2e8f9f7 | 594 | #endif /* RCC_CR2_HSI48ON */ |
<> | 144:ef7eb2e8f9f7 | 595 | /* Clock not enabled for USB*/ |
<> | 144:ef7eb2e8f9f7 | 596 | else |
<> | 144:ef7eb2e8f9f7 | 597 | { |
<> | 156:95d6b41a828b | 598 | frequency = 0U; |
<> | 144:ef7eb2e8f9f7 | 599 | } |
<> | 144:ef7eb2e8f9f7 | 600 | break; |
<> | 144:ef7eb2e8f9f7 | 601 | } |
<> | 144:ef7eb2e8f9f7 | 602 | #endif /* USB */ |
<> | 144:ef7eb2e8f9f7 | 603 | #if defined(CEC) |
<> | 144:ef7eb2e8f9f7 | 604 | case RCC_PERIPHCLK_CEC: |
<> | 144:ef7eb2e8f9f7 | 605 | { |
<> | 144:ef7eb2e8f9f7 | 606 | /* Get the current CEC source */ |
<> | 144:ef7eb2e8f9f7 | 607 | srcclk = __HAL_RCC_GET_CEC_SOURCE(); |
<> | 144:ef7eb2e8f9f7 | 608 | |
<> | 144:ef7eb2e8f9f7 | 609 | /* Check if HSI is ready and if CEC clock selection is HSI */ |
<> | 144:ef7eb2e8f9f7 | 610 | if ((srcclk == RCC_CECCLKSOURCE_HSI) && (HAL_IS_BIT_SET(RCC->CR, RCC_CR_HSIRDY))) |
<> | 144:ef7eb2e8f9f7 | 611 | { |
<> | 144:ef7eb2e8f9f7 | 612 | frequency = HSI_VALUE; |
<> | 144:ef7eb2e8f9f7 | 613 | } |
<> | 144:ef7eb2e8f9f7 | 614 | /* Check if LSE is ready and if CEC clock selection is LSE */ |
<> | 144:ef7eb2e8f9f7 | 615 | else if ((srcclk == RCC_CECCLKSOURCE_LSE) && (HAL_IS_BIT_SET(RCC->BDCR, RCC_BDCR_LSERDY))) |
<> | 144:ef7eb2e8f9f7 | 616 | { |
<> | 144:ef7eb2e8f9f7 | 617 | frequency = LSE_VALUE; |
<> | 144:ef7eb2e8f9f7 | 618 | } |
<> | 144:ef7eb2e8f9f7 | 619 | /* Clock not enabled for CEC */ |
<> | 144:ef7eb2e8f9f7 | 620 | else |
<> | 144:ef7eb2e8f9f7 | 621 | { |
<> | 156:95d6b41a828b | 622 | frequency = 0U; |
<> | 144:ef7eb2e8f9f7 | 623 | } |
<> | 144:ef7eb2e8f9f7 | 624 | break; |
<> | 144:ef7eb2e8f9f7 | 625 | } |
<> | 144:ef7eb2e8f9f7 | 626 | #endif /* CEC */ |
<> | 144:ef7eb2e8f9f7 | 627 | default: |
<> | 144:ef7eb2e8f9f7 | 628 | { |
<> | 144:ef7eb2e8f9f7 | 629 | break; |
<> | 144:ef7eb2e8f9f7 | 630 | } |
<> | 144:ef7eb2e8f9f7 | 631 | } |
<> | 144:ef7eb2e8f9f7 | 632 | return(frequency); |
<> | 144:ef7eb2e8f9f7 | 633 | } |
<> | 144:ef7eb2e8f9f7 | 634 | |
<> | 144:ef7eb2e8f9f7 | 635 | /** |
<> | 144:ef7eb2e8f9f7 | 636 | * @} |
<> | 144:ef7eb2e8f9f7 | 637 | */ |
<> | 144:ef7eb2e8f9f7 | 638 | |
<> | 144:ef7eb2e8f9f7 | 639 | #if defined(CRS) |
<> | 144:ef7eb2e8f9f7 | 640 | |
<> | 144:ef7eb2e8f9f7 | 641 | /** @defgroup RCCEx_Exported_Functions_Group3 Extended Clock Recovery System Control functions |
<> | 144:ef7eb2e8f9f7 | 642 | * @brief Extended Clock Recovery System Control functions |
<> | 144:ef7eb2e8f9f7 | 643 | * |
<> | 144:ef7eb2e8f9f7 | 644 | @verbatim |
<> | 144:ef7eb2e8f9f7 | 645 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 646 | ##### Extended Clock Recovery System Control functions ##### |
<> | 144:ef7eb2e8f9f7 | 647 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 648 | [..] |
<> | 144:ef7eb2e8f9f7 | 649 | For devices with Clock Recovery System feature (CRS), RCC Extention HAL driver can be used as follows: |
<> | 144:ef7eb2e8f9f7 | 650 | |
<> | 144:ef7eb2e8f9f7 | 651 | (#) In System clock config, HSI48 needs to be enabled |
<> | 144:ef7eb2e8f9f7 | 652 | |
<> | 144:ef7eb2e8f9f7 | 653 | (#) Enable CRS clock in IP MSP init which will use CRS functions |
<> | 144:ef7eb2e8f9f7 | 654 | |
<> | 144:ef7eb2e8f9f7 | 655 | (#) Call CRS functions as follows: |
<> | 144:ef7eb2e8f9f7 | 656 | (##) Prepare synchronization configuration necessary for HSI48 calibration |
<> | 144:ef7eb2e8f9f7 | 657 | (+++) Default values can be set for frequency Error Measurement (reload and error limit) |
<> | 144:ef7eb2e8f9f7 | 658 | and also HSI48 oscillator smooth trimming. |
<> | 144:ef7eb2e8f9f7 | 659 | (+++) Macro @ref __HAL_RCC_CRS_RELOADVALUE_CALCULATE can be also used to calculate |
<> | 144:ef7eb2e8f9f7 | 660 | directly reload value with target and synchronization frequencies values |
<> | 144:ef7eb2e8f9f7 | 661 | (##) Call function @ref HAL_RCCEx_CRSConfig which |
<> | 144:ef7eb2e8f9f7 | 662 | (+++) Reset CRS registers to their default values. |
<> | 144:ef7eb2e8f9f7 | 663 | (+++) Configure CRS registers with synchronization configuration |
<> | 144:ef7eb2e8f9f7 | 664 | (+++) Enable automatic calibration and frequency error counter feature |
<> | 144:ef7eb2e8f9f7 | 665 | Note: When using USB LPM (Link Power Management) and the device is in Sleep mode, the |
<> | 144:ef7eb2e8f9f7 | 666 | periodic USB SOF will not be generated by the host. No SYNC signal will therefore be |
<> | 144:ef7eb2e8f9f7 | 667 | provided to the CRS to calibrate the HSI48 on the run. To guarantee the required clock |
<> | 144:ef7eb2e8f9f7 | 668 | precision after waking up from Sleep mode, the LSE or reference clock on the GPIOs |
<> | 144:ef7eb2e8f9f7 | 669 | should be used as SYNC signal. |
<> | 144:ef7eb2e8f9f7 | 670 | |
<> | 144:ef7eb2e8f9f7 | 671 | (##) A polling function is provided to wait for complete synchronization |
<> | 144:ef7eb2e8f9f7 | 672 | (+++) Call function @ref HAL_RCCEx_CRSWaitSynchronization() |
<> | 144:ef7eb2e8f9f7 | 673 | (+++) According to CRS status, user can decide to adjust again the calibration or continue |
<> | 144:ef7eb2e8f9f7 | 674 | application if synchronization is OK |
<> | 144:ef7eb2e8f9f7 | 675 | |
<> | 144:ef7eb2e8f9f7 | 676 | (#) User can retrieve information related to synchronization in calling function |
<> | 144:ef7eb2e8f9f7 | 677 | @ref HAL_RCCEx_CRSGetSynchronizationInfo() |
<> | 144:ef7eb2e8f9f7 | 678 | |
<> | 144:ef7eb2e8f9f7 | 679 | (#) Regarding synchronization status and synchronization information, user can try a new calibration |
<> | 144:ef7eb2e8f9f7 | 680 | in changing synchronization configuration and call again HAL_RCCEx_CRSConfig. |
<> | 144:ef7eb2e8f9f7 | 681 | Note: When the SYNC event is detected during the downcounting phase (before reaching the zero value), |
<> | 144:ef7eb2e8f9f7 | 682 | it means that the actual frequency is lower than the target (and so, that the TRIM value should be |
<> | 144:ef7eb2e8f9f7 | 683 | incremented), while when it is detected during the upcounting phase it means that the actual frequency |
<> | 144:ef7eb2e8f9f7 | 684 | is higher (and that the TRIM value should be decremented). |
<> | 144:ef7eb2e8f9f7 | 685 | |
<> | 144:ef7eb2e8f9f7 | 686 | (#) In interrupt mode, user can resort to the available macros (__HAL_RCC_CRS_XXX_IT). Interrupts will go |
<> | 144:ef7eb2e8f9f7 | 687 | through CRS Handler (RCC_IRQn/RCC_IRQHandler) |
<> | 144:ef7eb2e8f9f7 | 688 | (++) Call function @ref HAL_RCCEx_CRSConfig() |
<> | 144:ef7eb2e8f9f7 | 689 | (++) Enable RCC_IRQn (thanks to NVIC functions) |
<> | 144:ef7eb2e8f9f7 | 690 | (++) Enable CRS interrupt (@ref __HAL_RCC_CRS_ENABLE_IT) |
<> | 144:ef7eb2e8f9f7 | 691 | (++) Implement CRS status management in the following user callbacks called from |
<> | 144:ef7eb2e8f9f7 | 692 | HAL_RCCEx_CRS_IRQHandler(): |
<> | 144:ef7eb2e8f9f7 | 693 | (+++) @ref HAL_RCCEx_CRS_SyncOkCallback() |
<> | 144:ef7eb2e8f9f7 | 694 | (+++) @ref HAL_RCCEx_CRS_SyncWarnCallback() |
<> | 144:ef7eb2e8f9f7 | 695 | (+++) @ref HAL_RCCEx_CRS_ExpectedSyncCallback() |
<> | 144:ef7eb2e8f9f7 | 696 | (+++) @ref HAL_RCCEx_CRS_ErrorCallback() |
<> | 144:ef7eb2e8f9f7 | 697 | |
<> | 144:ef7eb2e8f9f7 | 698 | (#) To force a SYNC EVENT, user can use the function @ref HAL_RCCEx_CRSSoftwareSynchronizationGenerate(). |
<> | 144:ef7eb2e8f9f7 | 699 | This function can be called before calling @ref HAL_RCCEx_CRSConfig (for instance in Systick handler) |
<> | 144:ef7eb2e8f9f7 | 700 | |
<> | 144:ef7eb2e8f9f7 | 701 | @endverbatim |
<> | 144:ef7eb2e8f9f7 | 702 | * @{ |
<> | 144:ef7eb2e8f9f7 | 703 | */ |
<> | 144:ef7eb2e8f9f7 | 704 | |
<> | 144:ef7eb2e8f9f7 | 705 | /** |
<> | 144:ef7eb2e8f9f7 | 706 | * @brief Start automatic synchronization for polling mode |
<> | 144:ef7eb2e8f9f7 | 707 | * @param pInit Pointer on RCC_CRSInitTypeDef structure |
<> | 144:ef7eb2e8f9f7 | 708 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 709 | */ |
<> | 144:ef7eb2e8f9f7 | 710 | void HAL_RCCEx_CRSConfig(RCC_CRSInitTypeDef *pInit) |
<> | 144:ef7eb2e8f9f7 | 711 | { |
<> | 156:95d6b41a828b | 712 | uint32_t value = 0U; |
<> | 144:ef7eb2e8f9f7 | 713 | |
<> | 144:ef7eb2e8f9f7 | 714 | /* Check the parameters */ |
<> | 144:ef7eb2e8f9f7 | 715 | assert_param(IS_RCC_CRS_SYNC_DIV(pInit->Prescaler)); |
<> | 144:ef7eb2e8f9f7 | 716 | assert_param(IS_RCC_CRS_SYNC_SOURCE(pInit->Source)); |
<> | 144:ef7eb2e8f9f7 | 717 | assert_param(IS_RCC_CRS_SYNC_POLARITY(pInit->Polarity)); |
<> | 144:ef7eb2e8f9f7 | 718 | assert_param(IS_RCC_CRS_RELOADVALUE(pInit->ReloadValue)); |
<> | 144:ef7eb2e8f9f7 | 719 | assert_param(IS_RCC_CRS_ERRORLIMIT(pInit->ErrorLimitValue)); |
<> | 144:ef7eb2e8f9f7 | 720 | assert_param(IS_RCC_CRS_HSI48CALIBRATION(pInit->HSI48CalibrationValue)); |
<> | 144:ef7eb2e8f9f7 | 721 | |
<> | 144:ef7eb2e8f9f7 | 722 | /* CONFIGURATION */ |
<> | 144:ef7eb2e8f9f7 | 723 | |
<> | 144:ef7eb2e8f9f7 | 724 | /* Before configuration, reset CRS registers to their default values*/ |
<> | 144:ef7eb2e8f9f7 | 725 | __HAL_RCC_CRS_FORCE_RESET(); |
<> | 144:ef7eb2e8f9f7 | 726 | __HAL_RCC_CRS_RELEASE_RESET(); |
<> | 144:ef7eb2e8f9f7 | 727 | |
<> | 144:ef7eb2e8f9f7 | 728 | /* Set the SYNCDIV[2:0] bits according to Prescaler value */ |
<> | 144:ef7eb2e8f9f7 | 729 | /* Set the SYNCSRC[1:0] bits according to Source value */ |
<> | 144:ef7eb2e8f9f7 | 730 | /* Set the SYNCSPOL bit according to Polarity value */ |
<> | 144:ef7eb2e8f9f7 | 731 | value = (pInit->Prescaler | pInit->Source | pInit->Polarity); |
<> | 144:ef7eb2e8f9f7 | 732 | /* Set the RELOAD[15:0] bits according to ReloadValue value */ |
<> | 144:ef7eb2e8f9f7 | 733 | value |= pInit->ReloadValue; |
<> | 144:ef7eb2e8f9f7 | 734 | /* Set the FELIM[7:0] bits according to ErrorLimitValue value */ |
<> | 144:ef7eb2e8f9f7 | 735 | value |= (pInit->ErrorLimitValue << CRS_CFGR_FELIM_BITNUMBER); |
<> | 144:ef7eb2e8f9f7 | 736 | WRITE_REG(CRS->CFGR, value); |
<> | 144:ef7eb2e8f9f7 | 737 | |
<> | 144:ef7eb2e8f9f7 | 738 | /* Adjust HSI48 oscillator smooth trimming */ |
<> | 144:ef7eb2e8f9f7 | 739 | /* Set the TRIM[5:0] bits according to RCC_CRS_HSI48CalibrationValue value */ |
<> | 144:ef7eb2e8f9f7 | 740 | MODIFY_REG(CRS->CR, CRS_CR_TRIM, (pInit->HSI48CalibrationValue << CRS_CR_TRIM_BITNUMBER)); |
<> | 144:ef7eb2e8f9f7 | 741 | |
<> | 144:ef7eb2e8f9f7 | 742 | /* START AUTOMATIC SYNCHRONIZATION*/ |
<> | 144:ef7eb2e8f9f7 | 743 | |
<> | 144:ef7eb2e8f9f7 | 744 | /* Enable Automatic trimming & Frequency error counter */ |
<> | 144:ef7eb2e8f9f7 | 745 | SET_BIT(CRS->CR, CRS_CR_AUTOTRIMEN | CRS_CR_CEN); |
<> | 144:ef7eb2e8f9f7 | 746 | } |
<> | 144:ef7eb2e8f9f7 | 747 | |
<> | 144:ef7eb2e8f9f7 | 748 | /** |
<> | 144:ef7eb2e8f9f7 | 749 | * @brief Generate the software synchronization event |
<> | 144:ef7eb2e8f9f7 | 750 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 751 | */ |
<> | 144:ef7eb2e8f9f7 | 752 | void HAL_RCCEx_CRSSoftwareSynchronizationGenerate(void) |
<> | 144:ef7eb2e8f9f7 | 753 | { |
<> | 144:ef7eb2e8f9f7 | 754 | SET_BIT(CRS->CR, CRS_CR_SWSYNC); |
<> | 144:ef7eb2e8f9f7 | 755 | } |
<> | 144:ef7eb2e8f9f7 | 756 | |
<> | 144:ef7eb2e8f9f7 | 757 | /** |
<> | 144:ef7eb2e8f9f7 | 758 | * @brief Return synchronization info |
<> | 144:ef7eb2e8f9f7 | 759 | * @param pSynchroInfo Pointer on RCC_CRSSynchroInfoTypeDef structure |
<> | 144:ef7eb2e8f9f7 | 760 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 761 | */ |
<> | 144:ef7eb2e8f9f7 | 762 | void HAL_RCCEx_CRSGetSynchronizationInfo(RCC_CRSSynchroInfoTypeDef *pSynchroInfo) |
<> | 144:ef7eb2e8f9f7 | 763 | { |
<> | 144:ef7eb2e8f9f7 | 764 | /* Check the parameter */ |
<> | 144:ef7eb2e8f9f7 | 765 | assert_param(pSynchroInfo != NULL); |
<> | 144:ef7eb2e8f9f7 | 766 | |
<> | 144:ef7eb2e8f9f7 | 767 | /* Get the reload value */ |
<> | 144:ef7eb2e8f9f7 | 768 | pSynchroInfo->ReloadValue = (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_RELOAD)); |
<> | 144:ef7eb2e8f9f7 | 769 | |
<> | 144:ef7eb2e8f9f7 | 770 | /* Get HSI48 oscillator smooth trimming */ |
<> | 144:ef7eb2e8f9f7 | 771 | pSynchroInfo->HSI48CalibrationValue = (uint32_t)(READ_BIT(CRS->CR, CRS_CR_TRIM) >> CRS_CR_TRIM_BITNUMBER); |
<> | 144:ef7eb2e8f9f7 | 772 | |
<> | 144:ef7eb2e8f9f7 | 773 | /* Get Frequency error capture */ |
<> | 144:ef7eb2e8f9f7 | 774 | pSynchroInfo->FreqErrorCapture = (uint32_t)(READ_BIT(CRS->ISR, CRS_ISR_FECAP) >> CRS_ISR_FECAP_BITNUMBER); |
<> | 144:ef7eb2e8f9f7 | 775 | |
<> | 144:ef7eb2e8f9f7 | 776 | /* Get Frequency error direction */ |
<> | 144:ef7eb2e8f9f7 | 777 | pSynchroInfo->FreqErrorDirection = (uint32_t)(READ_BIT(CRS->ISR, CRS_ISR_FEDIR)); |
<> | 144:ef7eb2e8f9f7 | 778 | } |
<> | 144:ef7eb2e8f9f7 | 779 | |
<> | 144:ef7eb2e8f9f7 | 780 | /** |
<> | 144:ef7eb2e8f9f7 | 781 | * @brief Wait for CRS Synchronization status. |
<> | 144:ef7eb2e8f9f7 | 782 | * @param Timeout Duration of the timeout |
<> | 144:ef7eb2e8f9f7 | 783 | * @note Timeout is based on the maximum time to receive a SYNC event based on synchronization |
<> | 144:ef7eb2e8f9f7 | 784 | * frequency. |
<> | 144:ef7eb2e8f9f7 | 785 | * @note If Timeout set to HAL_MAX_DELAY, HAL_TIMEOUT will be never returned. |
<> | 144:ef7eb2e8f9f7 | 786 | * @retval Combination of Synchronization status |
<> | 144:ef7eb2e8f9f7 | 787 | * This parameter can be a combination of the following values: |
<> | 144:ef7eb2e8f9f7 | 788 | * @arg @ref RCC_CRS_TIMEOUT |
<> | 144:ef7eb2e8f9f7 | 789 | * @arg @ref RCC_CRS_SYNCOK |
<> | 144:ef7eb2e8f9f7 | 790 | * @arg @ref RCC_CRS_SYNCWARN |
<> | 144:ef7eb2e8f9f7 | 791 | * @arg @ref RCC_CRS_SYNCERR |
<> | 144:ef7eb2e8f9f7 | 792 | * @arg @ref RCC_CRS_SYNCMISS |
<> | 144:ef7eb2e8f9f7 | 793 | * @arg @ref RCC_CRS_TRIMOVF |
<> | 144:ef7eb2e8f9f7 | 794 | */ |
<> | 144:ef7eb2e8f9f7 | 795 | uint32_t HAL_RCCEx_CRSWaitSynchronization(uint32_t Timeout) |
<> | 144:ef7eb2e8f9f7 | 796 | { |
<> | 144:ef7eb2e8f9f7 | 797 | uint32_t crsstatus = RCC_CRS_NONE; |
<> | 144:ef7eb2e8f9f7 | 798 | uint32_t tickstart = 0U; |
<> | 144:ef7eb2e8f9f7 | 799 | |
<> | 144:ef7eb2e8f9f7 | 800 | /* Get timeout */ |
<> | 144:ef7eb2e8f9f7 | 801 | tickstart = HAL_GetTick(); |
<> | 144:ef7eb2e8f9f7 | 802 | |
<> | 144:ef7eb2e8f9f7 | 803 | /* Wait for CRS flag or timeout detection */ |
<> | 144:ef7eb2e8f9f7 | 804 | do |
<> | 144:ef7eb2e8f9f7 | 805 | { |
<> | 144:ef7eb2e8f9f7 | 806 | if(Timeout != HAL_MAX_DELAY) |
<> | 144:ef7eb2e8f9f7 | 807 | { |
<> | 144:ef7eb2e8f9f7 | 808 | if((Timeout == 0U) || ((HAL_GetTick() - tickstart) > Timeout)) |
<> | 144:ef7eb2e8f9f7 | 809 | { |
<> | 144:ef7eb2e8f9f7 | 810 | crsstatus = RCC_CRS_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 811 | } |
<> | 144:ef7eb2e8f9f7 | 812 | } |
<> | 144:ef7eb2e8f9f7 | 813 | /* Check CRS SYNCOK flag */ |
<> | 144:ef7eb2e8f9f7 | 814 | if(__HAL_RCC_CRS_GET_FLAG(RCC_CRS_FLAG_SYNCOK)) |
<> | 144:ef7eb2e8f9f7 | 815 | { |
<> | 144:ef7eb2e8f9f7 | 816 | /* CRS SYNC event OK */ |
<> | 144:ef7eb2e8f9f7 | 817 | crsstatus |= RCC_CRS_SYNCOK; |
<> | 144:ef7eb2e8f9f7 | 818 | |
<> | 144:ef7eb2e8f9f7 | 819 | /* Clear CRS SYNC event OK bit */ |
<> | 144:ef7eb2e8f9f7 | 820 | __HAL_RCC_CRS_CLEAR_FLAG(RCC_CRS_FLAG_SYNCOK); |
<> | 144:ef7eb2e8f9f7 | 821 | } |
<> | 144:ef7eb2e8f9f7 | 822 | |
<> | 144:ef7eb2e8f9f7 | 823 | /* Check CRS SYNCWARN flag */ |
<> | 144:ef7eb2e8f9f7 | 824 | if(__HAL_RCC_CRS_GET_FLAG(RCC_CRS_FLAG_SYNCWARN)) |
<> | 144:ef7eb2e8f9f7 | 825 | { |
<> | 144:ef7eb2e8f9f7 | 826 | /* CRS SYNC warning */ |
<> | 144:ef7eb2e8f9f7 | 827 | crsstatus |= RCC_CRS_SYNCWARN; |
<> | 144:ef7eb2e8f9f7 | 828 | |
<> | 144:ef7eb2e8f9f7 | 829 | /* Clear CRS SYNCWARN bit */ |
<> | 144:ef7eb2e8f9f7 | 830 | __HAL_RCC_CRS_CLEAR_FLAG(RCC_CRS_FLAG_SYNCWARN); |
<> | 144:ef7eb2e8f9f7 | 831 | } |
<> | 144:ef7eb2e8f9f7 | 832 | |
<> | 144:ef7eb2e8f9f7 | 833 | /* Check CRS TRIM overflow flag */ |
<> | 144:ef7eb2e8f9f7 | 834 | if(__HAL_RCC_CRS_GET_FLAG(RCC_CRS_FLAG_TRIMOVF)) |
<> | 144:ef7eb2e8f9f7 | 835 | { |
<> | 144:ef7eb2e8f9f7 | 836 | /* CRS SYNC Error */ |
<> | 144:ef7eb2e8f9f7 | 837 | crsstatus |= RCC_CRS_TRIMOVF; |
<> | 144:ef7eb2e8f9f7 | 838 | |
<> | 144:ef7eb2e8f9f7 | 839 | /* Clear CRS Error bit */ |
<> | 144:ef7eb2e8f9f7 | 840 | __HAL_RCC_CRS_CLEAR_FLAG(RCC_CRS_FLAG_TRIMOVF); |
<> | 144:ef7eb2e8f9f7 | 841 | } |
<> | 144:ef7eb2e8f9f7 | 842 | |
<> | 144:ef7eb2e8f9f7 | 843 | /* Check CRS Error flag */ |
<> | 144:ef7eb2e8f9f7 | 844 | if(__HAL_RCC_CRS_GET_FLAG(RCC_CRS_FLAG_SYNCERR)) |
<> | 144:ef7eb2e8f9f7 | 845 | { |
<> | 144:ef7eb2e8f9f7 | 846 | /* CRS SYNC Error */ |
<> | 144:ef7eb2e8f9f7 | 847 | crsstatus |= RCC_CRS_SYNCERR; |
<> | 144:ef7eb2e8f9f7 | 848 | |
<> | 144:ef7eb2e8f9f7 | 849 | /* Clear CRS Error bit */ |
<> | 144:ef7eb2e8f9f7 | 850 | __HAL_RCC_CRS_CLEAR_FLAG(RCC_CRS_FLAG_SYNCERR); |
<> | 144:ef7eb2e8f9f7 | 851 | } |
<> | 144:ef7eb2e8f9f7 | 852 | |
<> | 144:ef7eb2e8f9f7 | 853 | /* Check CRS SYNC Missed flag */ |
<> | 144:ef7eb2e8f9f7 | 854 | if(__HAL_RCC_CRS_GET_FLAG(RCC_CRS_FLAG_SYNCMISS)) |
<> | 144:ef7eb2e8f9f7 | 855 | { |
<> | 144:ef7eb2e8f9f7 | 856 | /* CRS SYNC Missed */ |
<> | 144:ef7eb2e8f9f7 | 857 | crsstatus |= RCC_CRS_SYNCMISS; |
<> | 144:ef7eb2e8f9f7 | 858 | |
<> | 144:ef7eb2e8f9f7 | 859 | /* Clear CRS SYNC Missed bit */ |
<> | 144:ef7eb2e8f9f7 | 860 | __HAL_RCC_CRS_CLEAR_FLAG(RCC_CRS_FLAG_SYNCMISS); |
<> | 144:ef7eb2e8f9f7 | 861 | } |
<> | 144:ef7eb2e8f9f7 | 862 | |
<> | 144:ef7eb2e8f9f7 | 863 | /* Check CRS Expected SYNC flag */ |
<> | 144:ef7eb2e8f9f7 | 864 | if(__HAL_RCC_CRS_GET_FLAG(RCC_CRS_FLAG_ESYNC)) |
<> | 144:ef7eb2e8f9f7 | 865 | { |
<> | 144:ef7eb2e8f9f7 | 866 | /* frequency error counter reached a zero value */ |
<> | 144:ef7eb2e8f9f7 | 867 | __HAL_RCC_CRS_CLEAR_FLAG(RCC_CRS_FLAG_ESYNC); |
<> | 144:ef7eb2e8f9f7 | 868 | } |
<> | 144:ef7eb2e8f9f7 | 869 | } while(RCC_CRS_NONE == crsstatus); |
<> | 144:ef7eb2e8f9f7 | 870 | |
<> | 144:ef7eb2e8f9f7 | 871 | return crsstatus; |
<> | 144:ef7eb2e8f9f7 | 872 | } |
<> | 144:ef7eb2e8f9f7 | 873 | |
<> | 144:ef7eb2e8f9f7 | 874 | /** |
<> | 144:ef7eb2e8f9f7 | 875 | * @brief Handle the Clock Recovery System interrupt request. |
<> | 144:ef7eb2e8f9f7 | 876 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 877 | */ |
<> | 144:ef7eb2e8f9f7 | 878 | void HAL_RCCEx_CRS_IRQHandler(void) |
<> | 144:ef7eb2e8f9f7 | 879 | { |
<> | 144:ef7eb2e8f9f7 | 880 | uint32_t crserror = RCC_CRS_NONE; |
<> | 144:ef7eb2e8f9f7 | 881 | /* Get current IT flags and IT sources values */ |
<> | 144:ef7eb2e8f9f7 | 882 | uint32_t itflags = READ_REG(CRS->ISR); |
<> | 144:ef7eb2e8f9f7 | 883 | uint32_t itsources = READ_REG(CRS->CR); |
<> | 144:ef7eb2e8f9f7 | 884 | |
<> | 144:ef7eb2e8f9f7 | 885 | /* Check CRS SYNCOK flag */ |
<> | 144:ef7eb2e8f9f7 | 886 | if(((itflags & RCC_CRS_FLAG_SYNCOK) != RESET) && ((itsources & RCC_CRS_IT_SYNCOK) != RESET)) |
<> | 144:ef7eb2e8f9f7 | 887 | { |
<> | 144:ef7eb2e8f9f7 | 888 | /* Clear CRS SYNC event OK flag */ |
<> | 144:ef7eb2e8f9f7 | 889 | WRITE_REG(CRS->ICR, CRS_ICR_SYNCOKC); |
<> | 144:ef7eb2e8f9f7 | 890 | |
<> | 144:ef7eb2e8f9f7 | 891 | /* user callback */ |
<> | 144:ef7eb2e8f9f7 | 892 | HAL_RCCEx_CRS_SyncOkCallback(); |
<> | 144:ef7eb2e8f9f7 | 893 | } |
<> | 144:ef7eb2e8f9f7 | 894 | /* Check CRS SYNCWARN flag */ |
<> | 144:ef7eb2e8f9f7 | 895 | else if(((itflags & RCC_CRS_FLAG_SYNCWARN) != RESET) && ((itsources & RCC_CRS_IT_SYNCWARN) != RESET)) |
<> | 144:ef7eb2e8f9f7 | 896 | { |
<> | 144:ef7eb2e8f9f7 | 897 | /* Clear CRS SYNCWARN flag */ |
<> | 144:ef7eb2e8f9f7 | 898 | WRITE_REG(CRS->ICR, CRS_ICR_SYNCWARNC); |
<> | 144:ef7eb2e8f9f7 | 899 | |
<> | 144:ef7eb2e8f9f7 | 900 | /* user callback */ |
<> | 144:ef7eb2e8f9f7 | 901 | HAL_RCCEx_CRS_SyncWarnCallback(); |
<> | 144:ef7eb2e8f9f7 | 902 | } |
<> | 144:ef7eb2e8f9f7 | 903 | /* Check CRS Expected SYNC flag */ |
<> | 144:ef7eb2e8f9f7 | 904 | else if(((itflags & RCC_CRS_FLAG_ESYNC) != RESET) && ((itsources & RCC_CRS_IT_ESYNC) != RESET)) |
<> | 144:ef7eb2e8f9f7 | 905 | { |
<> | 144:ef7eb2e8f9f7 | 906 | /* frequency error counter reached a zero value */ |
<> | 144:ef7eb2e8f9f7 | 907 | WRITE_REG(CRS->ICR, CRS_ICR_ESYNCC); |
<> | 144:ef7eb2e8f9f7 | 908 | |
<> | 144:ef7eb2e8f9f7 | 909 | /* user callback */ |
<> | 144:ef7eb2e8f9f7 | 910 | HAL_RCCEx_CRS_ExpectedSyncCallback(); |
<> | 144:ef7eb2e8f9f7 | 911 | } |
<> | 144:ef7eb2e8f9f7 | 912 | /* Check CRS Error flags */ |
<> | 144:ef7eb2e8f9f7 | 913 | else |
<> | 144:ef7eb2e8f9f7 | 914 | { |
<> | 144:ef7eb2e8f9f7 | 915 | if(((itflags & RCC_CRS_FLAG_ERR) != RESET) && ((itsources & RCC_CRS_IT_ERR) != RESET)) |
<> | 144:ef7eb2e8f9f7 | 916 | { |
<> | 144:ef7eb2e8f9f7 | 917 | if((itflags & RCC_CRS_FLAG_SYNCERR) != RESET) |
<> | 144:ef7eb2e8f9f7 | 918 | { |
<> | 144:ef7eb2e8f9f7 | 919 | crserror |= RCC_CRS_SYNCERR; |
<> | 144:ef7eb2e8f9f7 | 920 | } |
<> | 144:ef7eb2e8f9f7 | 921 | if((itflags & RCC_CRS_FLAG_SYNCMISS) != RESET) |
<> | 144:ef7eb2e8f9f7 | 922 | { |
<> | 144:ef7eb2e8f9f7 | 923 | crserror |= RCC_CRS_SYNCMISS; |
<> | 144:ef7eb2e8f9f7 | 924 | } |
<> | 144:ef7eb2e8f9f7 | 925 | if((itflags & RCC_CRS_FLAG_TRIMOVF) != RESET) |
<> | 144:ef7eb2e8f9f7 | 926 | { |
<> | 144:ef7eb2e8f9f7 | 927 | crserror |= RCC_CRS_TRIMOVF; |
<> | 144:ef7eb2e8f9f7 | 928 | } |
<> | 144:ef7eb2e8f9f7 | 929 | |
<> | 144:ef7eb2e8f9f7 | 930 | /* Clear CRS Error flags */ |
<> | 144:ef7eb2e8f9f7 | 931 | WRITE_REG(CRS->ICR, CRS_ICR_ERRC); |
<> | 144:ef7eb2e8f9f7 | 932 | |
<> | 144:ef7eb2e8f9f7 | 933 | /* user error callback */ |
<> | 144:ef7eb2e8f9f7 | 934 | HAL_RCCEx_CRS_ErrorCallback(crserror); |
<> | 144:ef7eb2e8f9f7 | 935 | } |
<> | 144:ef7eb2e8f9f7 | 936 | } |
<> | 144:ef7eb2e8f9f7 | 937 | } |
<> | 144:ef7eb2e8f9f7 | 938 | |
<> | 144:ef7eb2e8f9f7 | 939 | /** |
<> | 144:ef7eb2e8f9f7 | 940 | * @brief RCCEx Clock Recovery System SYNCOK interrupt callback. |
<> | 144:ef7eb2e8f9f7 | 941 | * @retval none |
<> | 144:ef7eb2e8f9f7 | 942 | */ |
<> | 144:ef7eb2e8f9f7 | 943 | __weak void HAL_RCCEx_CRS_SyncOkCallback(void) |
<> | 144:ef7eb2e8f9f7 | 944 | { |
<> | 144:ef7eb2e8f9f7 | 945 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 946 | the @ref HAL_RCCEx_CRS_SyncOkCallback should be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 947 | */ |
<> | 144:ef7eb2e8f9f7 | 948 | } |
<> | 144:ef7eb2e8f9f7 | 949 | |
<> | 144:ef7eb2e8f9f7 | 950 | /** |
<> | 144:ef7eb2e8f9f7 | 951 | * @brief RCCEx Clock Recovery System SYNCWARN interrupt callback. |
<> | 144:ef7eb2e8f9f7 | 952 | * @retval none |
<> | 144:ef7eb2e8f9f7 | 953 | */ |
<> | 144:ef7eb2e8f9f7 | 954 | __weak void HAL_RCCEx_CRS_SyncWarnCallback(void) |
<> | 144:ef7eb2e8f9f7 | 955 | { |
<> | 144:ef7eb2e8f9f7 | 956 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 957 | the @ref HAL_RCCEx_CRS_SyncWarnCallback should be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 958 | */ |
<> | 144:ef7eb2e8f9f7 | 959 | } |
<> | 144:ef7eb2e8f9f7 | 960 | |
<> | 144:ef7eb2e8f9f7 | 961 | /** |
<> | 144:ef7eb2e8f9f7 | 962 | * @brief RCCEx Clock Recovery System Expected SYNC interrupt callback. |
<> | 144:ef7eb2e8f9f7 | 963 | * @retval none |
<> | 144:ef7eb2e8f9f7 | 964 | */ |
<> | 144:ef7eb2e8f9f7 | 965 | __weak void HAL_RCCEx_CRS_ExpectedSyncCallback(void) |
<> | 144:ef7eb2e8f9f7 | 966 | { |
<> | 144:ef7eb2e8f9f7 | 967 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 968 | the @ref HAL_RCCEx_CRS_ExpectedSyncCallback should be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 969 | */ |
<> | 144:ef7eb2e8f9f7 | 970 | } |
<> | 144:ef7eb2e8f9f7 | 971 | |
<> | 144:ef7eb2e8f9f7 | 972 | /** |
<> | 144:ef7eb2e8f9f7 | 973 | * @brief RCCEx Clock Recovery System Error interrupt callback. |
<> | 144:ef7eb2e8f9f7 | 974 | * @param Error Combination of Error status. |
<> | 144:ef7eb2e8f9f7 | 975 | * This parameter can be a combination of the following values: |
<> | 144:ef7eb2e8f9f7 | 976 | * @arg @ref RCC_CRS_SYNCERR |
<> | 144:ef7eb2e8f9f7 | 977 | * @arg @ref RCC_CRS_SYNCMISS |
<> | 144:ef7eb2e8f9f7 | 978 | * @arg @ref RCC_CRS_TRIMOVF |
<> | 144:ef7eb2e8f9f7 | 979 | * @retval none |
<> | 144:ef7eb2e8f9f7 | 980 | */ |
<> | 144:ef7eb2e8f9f7 | 981 | __weak void HAL_RCCEx_CRS_ErrorCallback(uint32_t Error) |
<> | 144:ef7eb2e8f9f7 | 982 | { |
<> | 144:ef7eb2e8f9f7 | 983 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 984 | UNUSED(Error); |
<> | 144:ef7eb2e8f9f7 | 985 | |
<> | 144:ef7eb2e8f9f7 | 986 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 987 | the @ref HAL_RCCEx_CRS_ErrorCallback should be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 988 | */ |
<> | 144:ef7eb2e8f9f7 | 989 | } |
<> | 144:ef7eb2e8f9f7 | 990 | |
<> | 144:ef7eb2e8f9f7 | 991 | /** |
<> | 144:ef7eb2e8f9f7 | 992 | * @} |
<> | 144:ef7eb2e8f9f7 | 993 | */ |
<> | 144:ef7eb2e8f9f7 | 994 | |
<> | 144:ef7eb2e8f9f7 | 995 | #endif /* CRS */ |
<> | 144:ef7eb2e8f9f7 | 996 | |
<> | 144:ef7eb2e8f9f7 | 997 | /** |
<> | 144:ef7eb2e8f9f7 | 998 | * @} |
<> | 144:ef7eb2e8f9f7 | 999 | */ |
<> | 144:ef7eb2e8f9f7 | 1000 | |
<> | 144:ef7eb2e8f9f7 | 1001 | /** |
<> | 144:ef7eb2e8f9f7 | 1002 | * @} |
<> | 144:ef7eb2e8f9f7 | 1003 | */ |
<> | 144:ef7eb2e8f9f7 | 1004 | |
<> | 144:ef7eb2e8f9f7 | 1005 | /** |
<> | 144:ef7eb2e8f9f7 | 1006 | * @} |
<> | 144:ef7eb2e8f9f7 | 1007 | */ |
<> | 144:ef7eb2e8f9f7 | 1008 | |
<> | 144:ef7eb2e8f9f7 | 1009 | #endif /* HAL_RCC_MODULE_ENABLED */ |
<> | 144:ef7eb2e8f9f7 | 1010 | |
<> | 144:ef7eb2e8f9f7 | 1011 | /** |
<> | 144:ef7eb2e8f9f7 | 1012 | * @} |
<> | 144:ef7eb2e8f9f7 | 1013 | */ |
<> | 144:ef7eb2e8f9f7 | 1014 | |
<> | 144:ef7eb2e8f9f7 | 1015 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |