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targets/cmsis/TARGET_STM/TARGET_DISCO_L053C8/stm32l0xx_hal_rtc.c@376:cb4d9db17537, 2014-10-31 (annotated)
- Committer:
- mbed_official
- Date:
- Fri Oct 31 11:00:10 2014 +0000
- Revision:
- 376:cb4d9db17537
Synchronized with git revision 07b49da75eac883fc8916d3d6b6962664b8db29e
Full URL: https://github.com/mbedmicro/mbed/commit/07b49da75eac883fc8916d3d6b6962664b8db29e/
Targets: DISCO_L053C8 - new platform - STM32L0 Discovery board
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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mbed_official | 376:cb4d9db17537 | 1 | /** |
mbed_official | 376:cb4d9db17537 | 2 | ****************************************************************************** |
mbed_official | 376:cb4d9db17537 | 3 | * @file stm32l0xx_hal_rtc.c |
mbed_official | 376:cb4d9db17537 | 4 | * @author MCD Application Team |
mbed_official | 376:cb4d9db17537 | 5 | * @version V1.1.0 |
mbed_official | 376:cb4d9db17537 | 6 | * @date 18-June-2014 |
mbed_official | 376:cb4d9db17537 | 7 | * @brief RTC HAL module driver. |
mbed_official | 376:cb4d9db17537 | 8 | * This file provides firmware functions to manage the following |
mbed_official | 376:cb4d9db17537 | 9 | * functionalities of the Real Time Clock (RTC) peripheral: |
mbed_official | 376:cb4d9db17537 | 10 | * + Initialization/de-initialization functions |
mbed_official | 376:cb4d9db17537 | 11 | * + I/O operation functions |
mbed_official | 376:cb4d9db17537 | 12 | * + Peripheral Control functions |
mbed_official | 376:cb4d9db17537 | 13 | * + Peripheral State functions |
mbed_official | 376:cb4d9db17537 | 14 | * |
mbed_official | 376:cb4d9db17537 | 15 | @verbatim |
mbed_official | 376:cb4d9db17537 | 16 | ============================================================================== |
mbed_official | 376:cb4d9db17537 | 17 | ##### Backup Domain Operating Condition ##### |
mbed_official | 376:cb4d9db17537 | 18 | ============================================================================== |
mbed_official | 376:cb4d9db17537 | 19 | [..] As long as the supply voltage remains in the operating range, |
mbed_official | 376:cb4d9db17537 | 20 | the RTC never stops, regardless of the device status (Run mode, |
mbed_official | 376:cb4d9db17537 | 21 | low power modes or under reset). |
mbed_official | 376:cb4d9db17537 | 22 | |
mbed_official | 376:cb4d9db17537 | 23 | ##### Backup Domain Reset ##### |
mbed_official | 376:cb4d9db17537 | 24 | ================================================================== |
mbed_official | 376:cb4d9db17537 | 25 | [..] The backup domain reset sets all RTC registers and the RCC_CSR register |
mbed_official | 376:cb4d9db17537 | 26 | to their reset values. |
mbed_official | 376:cb4d9db17537 | 27 | [..] A backup domain reset is generated when one of the following events occurs: |
mbed_official | 376:cb4d9db17537 | 28 | (+) Software reset, triggered by setting the RTCRST bit in the |
mbed_official | 376:cb4d9db17537 | 29 | RCC Control Status register (RCC_CSR). |
mbed_official | 376:cb4d9db17537 | 30 | (+) Power reset (BOR/POR/PDR). |
mbed_official | 376:cb4d9db17537 | 31 | |
mbed_official | 376:cb4d9db17537 | 32 | ##### Backup Domain Access ##### |
mbed_official | 376:cb4d9db17537 | 33 | ================================================================== |
mbed_official | 376:cb4d9db17537 | 34 | [..] After reset, the backup domain (RTC registers and RTC backup data registers) |
mbed_official | 376:cb4d9db17537 | 35 | is protected against possible unwanted write accesses. |
mbed_official | 376:cb4d9db17537 | 36 | [..] To enable access to the RTC Domain and RTC registers, proceed as follows: |
mbed_official | 376:cb4d9db17537 | 37 | (+) Enable the Power Controller (PWR) APB1 interface clock using the |
mbed_official | 376:cb4d9db17537 | 38 | __PWR_CLK_ENABLE() function. |
mbed_official | 376:cb4d9db17537 | 39 | (+) Enable access to RTC domain using the HAL_PWR_EnableBkUpAccess() function. |
mbed_official | 376:cb4d9db17537 | 40 | (+) Select the RTC clock source using the __HAL_RCC_RTC_CONFIG() function. |
mbed_official | 376:cb4d9db17537 | 41 | (+) Enable RTC Clock using the __HAL_RCC_RTC_ENABLE() function. |
mbed_official | 376:cb4d9db17537 | 42 | |
mbed_official | 376:cb4d9db17537 | 43 | |
mbed_official | 376:cb4d9db17537 | 44 | ##### How to use this driver ##### |
mbed_official | 376:cb4d9db17537 | 45 | ================================================================== |
mbed_official | 376:cb4d9db17537 | 46 | [..] |
mbed_official | 376:cb4d9db17537 | 47 | (+) Enable the RTC domain access (see description in the section above). |
mbed_official | 376:cb4d9db17537 | 48 | (+) Configure the RTC Prescaler (Asynchronous and Synchronous) and RTC hour |
mbed_official | 376:cb4d9db17537 | 49 | format using the HAL_RTC_Init() function. |
mbed_official | 376:cb4d9db17537 | 50 | |
mbed_official | 376:cb4d9db17537 | 51 | *** Time and Date configuration *** |
mbed_official | 376:cb4d9db17537 | 52 | =================================== |
mbed_official | 376:cb4d9db17537 | 53 | [..] |
mbed_official | 376:cb4d9db17537 | 54 | (+) To configure the RTC Calendar (Time and Date) use the HAL_RTC_SetTime() |
mbed_official | 376:cb4d9db17537 | 55 | and HAL_RTC_SetDate() functions. |
mbed_official | 376:cb4d9db17537 | 56 | (+) To read the RTC Calendar, use the HAL_RTC_GetTime() and HAL_RTC_GetDate() functions. |
mbed_official | 376:cb4d9db17537 | 57 | |
mbed_official | 376:cb4d9db17537 | 58 | *** Alarm configuration *** |
mbed_official | 376:cb4d9db17537 | 59 | =========================== |
mbed_official | 376:cb4d9db17537 | 60 | [..] |
mbed_official | 376:cb4d9db17537 | 61 | (+) To configure the RTC Alarm use the HAL_RTC_SetAlarm() function. |
mbed_official | 376:cb4d9db17537 | 62 | You can also configure the RTC Alarm with interrupt mode using the HAL_RTC_SetAlarm_IT() function. |
mbed_official | 376:cb4d9db17537 | 63 | (+) To read the RTC Alarm, use the HAL_RTC_GetAlarm() function. |
mbed_official | 376:cb4d9db17537 | 64 | |
mbed_official | 376:cb4d9db17537 | 65 | *** RTC Wakeup configuration *** |
mbed_official | 376:cb4d9db17537 | 66 | ================================ |
mbed_official | 376:cb4d9db17537 | 67 | [..] |
mbed_official | 376:cb4d9db17537 | 68 | (+) To configure the RTC Wakeup Clock source and Counter use the HAL_RTC_SetWakeUpTimer() |
mbed_official | 376:cb4d9db17537 | 69 | function. You can also configure the RTC Wakeup timer with interrupt mode |
mbed_official | 376:cb4d9db17537 | 70 | using the HAL_RTC_SetWakeUpTimer_IT() function. |
mbed_official | 376:cb4d9db17537 | 71 | (+) To read the RTC WakeUp Counter register, use the HAL_RTC_GetWakeUpTimer() |
mbed_official | 376:cb4d9db17537 | 72 | function. |
mbed_official | 376:cb4d9db17537 | 73 | |
mbed_official | 376:cb4d9db17537 | 74 | *** Outputs configuration *** |
mbed_official | 376:cb4d9db17537 | 75 | ============================= |
mbed_official | 376:cb4d9db17537 | 76 | [..] The RTC has 2 different outputs: |
mbed_official | 376:cb4d9db17537 | 77 | (+) RTC_ALARM: this output is used to manage the RTC Alarm A, Alarm B |
mbed_official | 376:cb4d9db17537 | 78 | and WaKeUp signals. |
mbed_official | 376:cb4d9db17537 | 79 | To output the selected RTC signal, use the HAL_RTC_Init() function. |
mbed_official | 376:cb4d9db17537 | 80 | (+) RTC_CALIB: this output is 512Hz signal or 1Hz. |
mbed_official | 376:cb4d9db17537 | 81 | To enable the RTC_CALIB, use the HAL_RTCEx_SetCalibrationOutPut() function. |
mbed_official | 376:cb4d9db17537 | 82 | (+) Two pins can be used as RTC_ALARM or RTC_CALIB (PC13, PB14) managed on |
mbed_official | 376:cb4d9db17537 | 83 | the RTC_OR register. |
mbed_official | 376:cb4d9db17537 | 84 | (+) When the RTC_CALIB or RTC_ALARM output is selected, the RTC_OUT pin is |
mbed_official | 376:cb4d9db17537 | 85 | automatically configured in output alternate function. |
mbed_official | 376:cb4d9db17537 | 86 | |
mbed_official | 376:cb4d9db17537 | 87 | *** Smooth digital Calibration configuration *** |
mbed_official | 376:cb4d9db17537 | 88 | ================================================ |
mbed_official | 376:cb4d9db17537 | 89 | [..] |
mbed_official | 376:cb4d9db17537 | 90 | (+) Configure the RTC Original Digital Calibration Value and the corresponding |
mbed_official | 376:cb4d9db17537 | 91 | calibration cycle period (32s,16s and 8s) using the HAL_RTCEx_SetSmoothCalib() |
mbed_official | 376:cb4d9db17537 | 92 | function. |
mbed_official | 376:cb4d9db17537 | 93 | |
mbed_official | 376:cb4d9db17537 | 94 | *** TimeStamp configuration *** |
mbed_official | 376:cb4d9db17537 | 95 | =============================== |
mbed_official | 376:cb4d9db17537 | 96 | [..] |
mbed_official | 376:cb4d9db17537 | 97 | (+) Enables the RTC TimeStamp using the HAL_RTC_SetTimeStamp() function. |
mbed_official | 376:cb4d9db17537 | 98 | You can also configure the RTC TimeStamp with interrupt mode using the |
mbed_official | 376:cb4d9db17537 | 99 | HAL_RTC_SetTimeStamp_IT() function. |
mbed_official | 376:cb4d9db17537 | 100 | (+) To read the RTC TimeStamp Time and Date register, use the HAL_RTC_GetTimeStamp() |
mbed_official | 376:cb4d9db17537 | 101 | function. |
mbed_official | 376:cb4d9db17537 | 102 | |
mbed_official | 376:cb4d9db17537 | 103 | *** Tamper configuration *** |
mbed_official | 376:cb4d9db17537 | 104 | ============================ |
mbed_official | 376:cb4d9db17537 | 105 | [..] |
mbed_official | 376:cb4d9db17537 | 106 | (+) Enable the RTC Tamper and Configure the Tamper filter count, trigger Edge |
mbed_official | 376:cb4d9db17537 | 107 | or Level according to the Tamper filter (if equal to 0 Edge else Level) |
mbed_official | 376:cb4d9db17537 | 108 | value, sampling frequency, NoErase, MaskFlag, precharge or discharge and |
mbed_official | 376:cb4d9db17537 | 109 | Pull-UP using the HAL_RTC_SetTamper() function. You can configure RTC Tamper |
mbed_official | 376:cb4d9db17537 | 110 | with interrupt mode using HAL_RTC_SetTamper_IT() function. |
mbed_official | 376:cb4d9db17537 | 111 | (+) The default configuration of the Tamper erases the backup registers. To avoid |
mbed_official | 376:cb4d9db17537 | 112 | erase, enable the NoErase field on the RTC_TAMPCR register. |
mbed_official | 376:cb4d9db17537 | 113 | |
mbed_official | 376:cb4d9db17537 | 114 | *** Backup Data Registers configuration *** |
mbed_official | 376:cb4d9db17537 | 115 | =========================================== |
mbed_official | 376:cb4d9db17537 | 116 | [..] |
mbed_official | 376:cb4d9db17537 | 117 | (+) To write to the RTC Backup Data registers, use the HAL_RTC_BKUPWrite() |
mbed_official | 376:cb4d9db17537 | 118 | function. |
mbed_official | 376:cb4d9db17537 | 119 | (+) To read the RTC Backup Data registers, use the HAL_RTC_BKUPRead() |
mbed_official | 376:cb4d9db17537 | 120 | function. |
mbed_official | 376:cb4d9db17537 | 121 | (+) The backup registers are reset when a tamper detection event occurs |
mbed_official | 376:cb4d9db17537 | 122 | |
mbed_official | 376:cb4d9db17537 | 123 | |
mbed_official | 376:cb4d9db17537 | 124 | ##### RTC and low power modes ##### |
mbed_official | 376:cb4d9db17537 | 125 | ================================================================== |
mbed_official | 376:cb4d9db17537 | 126 | [..] The MCU can be woken up from a low power mode by an RTC alternate |
mbed_official | 376:cb4d9db17537 | 127 | function. |
mbed_official | 376:cb4d9db17537 | 128 | [..] The RTC alternate functions are the RTC alarms (Alarm A and Alarm B), |
mbed_official | 376:cb4d9db17537 | 129 | RTC wakeup, RTC tamper event detection and RTC time stamp event detection. |
mbed_official | 376:cb4d9db17537 | 130 | These RTC alternate functions can wake up the system from the Stop and |
mbed_official | 376:cb4d9db17537 | 131 | Standby low power modes. |
mbed_official | 376:cb4d9db17537 | 132 | [..] The system can also wake up from low power modes without depending |
mbed_official | 376:cb4d9db17537 | 133 | on an external interrupt (Auto-wakeup mode), by using the RTC alarm |
mbed_official | 376:cb4d9db17537 | 134 | or the RTC wakeup events. |
mbed_official | 376:cb4d9db17537 | 135 | [..] The RTC provides a programmable time base for waking up from the |
mbed_official | 376:cb4d9db17537 | 136 | Stop or Standby mode at regular intervals. |
mbed_official | 376:cb4d9db17537 | 137 | Wakeup from STOP and Standby modes is possible only when the RTC clock source |
mbed_official | 376:cb4d9db17537 | 138 | is LSE or LSI. |
mbed_official | 376:cb4d9db17537 | 139 | |
mbed_official | 376:cb4d9db17537 | 140 | @endverbatim |
mbed_official | 376:cb4d9db17537 | 141 | ****************************************************************************** |
mbed_official | 376:cb4d9db17537 | 142 | * @attention |
mbed_official | 376:cb4d9db17537 | 143 | * |
mbed_official | 376:cb4d9db17537 | 144 | * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> |
mbed_official | 376:cb4d9db17537 | 145 | * |
mbed_official | 376:cb4d9db17537 | 146 | * Redistribution and use in source and binary forms, with or without modification, |
mbed_official | 376:cb4d9db17537 | 147 | * are permitted provided that the following conditions are met: |
mbed_official | 376:cb4d9db17537 | 148 | * 1. Redistributions of source code must retain the above copyright notice, |
mbed_official | 376:cb4d9db17537 | 149 | * this list of conditions and the following disclaimer. |
mbed_official | 376:cb4d9db17537 | 150 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
mbed_official | 376:cb4d9db17537 | 151 | * this list of conditions and the following disclaimer in the documentation |
mbed_official | 376:cb4d9db17537 | 152 | * and/or other materials provided with the distribution. |
mbed_official | 376:cb4d9db17537 | 153 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
mbed_official | 376:cb4d9db17537 | 154 | * may be used to endorse or promote products derived from this software |
mbed_official | 376:cb4d9db17537 | 155 | * without specific prior written permission. |
mbed_official | 376:cb4d9db17537 | 156 | * |
mbed_official | 376:cb4d9db17537 | 157 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
mbed_official | 376:cb4d9db17537 | 158 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
mbed_official | 376:cb4d9db17537 | 159 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
mbed_official | 376:cb4d9db17537 | 160 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
mbed_official | 376:cb4d9db17537 | 161 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
mbed_official | 376:cb4d9db17537 | 162 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
mbed_official | 376:cb4d9db17537 | 163 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
mbed_official | 376:cb4d9db17537 | 164 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
mbed_official | 376:cb4d9db17537 | 165 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
mbed_official | 376:cb4d9db17537 | 166 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
mbed_official | 376:cb4d9db17537 | 167 | * |
mbed_official | 376:cb4d9db17537 | 168 | ****************************************************************************** |
mbed_official | 376:cb4d9db17537 | 169 | */ |
mbed_official | 376:cb4d9db17537 | 170 | |
mbed_official | 376:cb4d9db17537 | 171 | /* Includes ------------------------------------------------------------------*/ |
mbed_official | 376:cb4d9db17537 | 172 | #include "stm32l0xx_hal.h" |
mbed_official | 376:cb4d9db17537 | 173 | |
mbed_official | 376:cb4d9db17537 | 174 | /** @addtogroup STM32L0xx_HAL_Driver |
mbed_official | 376:cb4d9db17537 | 175 | * @{ |
mbed_official | 376:cb4d9db17537 | 176 | */ |
mbed_official | 376:cb4d9db17537 | 177 | |
mbed_official | 376:cb4d9db17537 | 178 | /** @defgroup RTC |
mbed_official | 376:cb4d9db17537 | 179 | * @brief RTC HAL module driver |
mbed_official | 376:cb4d9db17537 | 180 | * @{ |
mbed_official | 376:cb4d9db17537 | 181 | */ |
mbed_official | 376:cb4d9db17537 | 182 | |
mbed_official | 376:cb4d9db17537 | 183 | #ifdef HAL_RTC_MODULE_ENABLED |
mbed_official | 376:cb4d9db17537 | 184 | |
mbed_official | 376:cb4d9db17537 | 185 | /* Private typedef -----------------------------------------------------------*/ |
mbed_official | 376:cb4d9db17537 | 186 | /* Private define ------------------------------------------------------------*/ |
mbed_official | 376:cb4d9db17537 | 187 | /* Masks Definition */ |
mbed_official | 376:cb4d9db17537 | 188 | #define RTC_TR_RESERVED_MASK ((uint32_t)0x007F7F7F) |
mbed_official | 376:cb4d9db17537 | 189 | #define RTC_DR_RESERVED_MASK ((uint32_t)0x00FFFF3F) |
mbed_official | 376:cb4d9db17537 | 190 | #define RTC_INIT_MASK ((uint32_t)0xFFFFFFFF) |
mbed_official | 376:cb4d9db17537 | 191 | #define RTC_RSF_MASK ((uint32_t)0xFFFFFF5F) |
mbed_official | 376:cb4d9db17537 | 192 | #define RTC_FLAGS_MASK ((uint32_t)(RTC_FLAG_TSOVF | RTC_FLAG_TSF | RTC_FLAG_WUTF | \ |
mbed_official | 376:cb4d9db17537 | 193 | RTC_FLAG_ALRBF | RTC_FLAG_INITF | RTC_FLAG_RSF | \ |
mbed_official | 376:cb4d9db17537 | 194 | RTC_FLAG_INITS | RTC_FLAG_WUTWF | RTC_FLAG_ALRBWF | \ |
mbed_official | 376:cb4d9db17537 | 195 | RTC_FLAG_TAMP1F | RTC_FLAG_TAMP2F | \ |
mbed_official | 376:cb4d9db17537 | 196 | RTC_FLAG_RECALPF | RTC_FLAG_SHPF)) |
mbed_official | 376:cb4d9db17537 | 197 | |
mbed_official | 376:cb4d9db17537 | 198 | #define RTC_TIMEOUT_VALUE 1000 |
mbed_official | 376:cb4d9db17537 | 199 | /* Private macro -------------------------------------------------------------*/ |
mbed_official | 376:cb4d9db17537 | 200 | /* Private variables ---------------------------------------------------------*/ |
mbed_official | 376:cb4d9db17537 | 201 | /* Private function prototypes -----------------------------------------------*/ |
mbed_official | 376:cb4d9db17537 | 202 | |
mbed_official | 376:cb4d9db17537 | 203 | /* Private functions ---------------------------------------------------------*/ |
mbed_official | 376:cb4d9db17537 | 204 | |
mbed_official | 376:cb4d9db17537 | 205 | /** @defgroup RTC_Private_Functions |
mbed_official | 376:cb4d9db17537 | 206 | * @{ |
mbed_official | 376:cb4d9db17537 | 207 | */ |
mbed_official | 376:cb4d9db17537 | 208 | |
mbed_official | 376:cb4d9db17537 | 209 | /** @defgroup RTC_Group1 Initialization and de-initialization functions |
mbed_official | 376:cb4d9db17537 | 210 | * @brief Initialization and Configuration functions |
mbed_official | 376:cb4d9db17537 | 211 | * |
mbed_official | 376:cb4d9db17537 | 212 | @verbatim |
mbed_official | 376:cb4d9db17537 | 213 | =============================================================================== |
mbed_official | 376:cb4d9db17537 | 214 | ##### Initialization and de-initialization functions ##### |
mbed_official | 376:cb4d9db17537 | 215 | =============================================================================== |
mbed_official | 376:cb4d9db17537 | 216 | [..] This section provides functions allowing to initialize and configure the |
mbed_official | 376:cb4d9db17537 | 217 | RTC Prescaler (Synchronous and Asynchronous), RTC Hour format, disable |
mbed_official | 376:cb4d9db17537 | 218 | RTC registers Write protection, enter and exit the RTC initialization mode, |
mbed_official | 376:cb4d9db17537 | 219 | RTC registers synchronization check and reference clock detection enable. |
mbed_official | 376:cb4d9db17537 | 220 | (#) The RTC Prescaler is programmed to generate the RTC 1Hz time base. |
mbed_official | 376:cb4d9db17537 | 221 | It is split into 2 programmable prescalers to minimize power consumption. |
mbed_official | 376:cb4d9db17537 | 222 | (++) A 7-bit asynchronous prescaler and a 13-bit synchronous prescaler. |
mbed_official | 376:cb4d9db17537 | 223 | (++) When both prescalers are used, it is recommended to configure the |
mbed_official | 376:cb4d9db17537 | 224 | asynchronous prescaler to a high value to minimize power consumption. |
mbed_official | 376:cb4d9db17537 | 225 | (#) All RTC registers are Write protected. Writing to the RTC registers |
mbed_official | 376:cb4d9db17537 | 226 | is enabled by writing a key into the Write Protection register, RTC_WPR. |
mbed_official | 376:cb4d9db17537 | 227 | (#) To configure the RTC Calendar, user application should enter |
mbed_official | 376:cb4d9db17537 | 228 | initialization mode. In this mode, the calendar counter is stopped |
mbed_official | 376:cb4d9db17537 | 229 | and its value can be updated. When the initialization sequence is |
mbed_official | 376:cb4d9db17537 | 230 | complete, the calendar restarts counting after 4 RTCCLK cycles. |
mbed_official | 376:cb4d9db17537 | 231 | (#) To read the calendar through the shadow registers after Calendar |
mbed_official | 376:cb4d9db17537 | 232 | initialization, calendar update or after wakeup from low power modes |
mbed_official | 376:cb4d9db17537 | 233 | the software must first clear the RSF flag. The software must then |
mbed_official | 376:cb4d9db17537 | 234 | wait until it is set again before reading the calendar, which means |
mbed_official | 376:cb4d9db17537 | 235 | that the calendar registers have been correctly copied into the |
mbed_official | 376:cb4d9db17537 | 236 | RTC_TR and RTC_DR shadow registers.The HAL_RTC_WaitForSynchro() function |
mbed_official | 376:cb4d9db17537 | 237 | implements the above software sequence (RSF clear and RSF check). |
mbed_official | 376:cb4d9db17537 | 238 | |
mbed_official | 376:cb4d9db17537 | 239 | @endverbatim |
mbed_official | 376:cb4d9db17537 | 240 | * @{ |
mbed_official | 376:cb4d9db17537 | 241 | */ |
mbed_official | 376:cb4d9db17537 | 242 | |
mbed_official | 376:cb4d9db17537 | 243 | /** |
mbed_official | 376:cb4d9db17537 | 244 | * @brief Initializes the RTC peripheral |
mbed_official | 376:cb4d9db17537 | 245 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 246 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 247 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 248 | */ |
mbed_official | 376:cb4d9db17537 | 249 | HAL_StatusTypeDef HAL_RTC_Init(RTC_HandleTypeDef *hrtc) |
mbed_official | 376:cb4d9db17537 | 250 | { |
mbed_official | 376:cb4d9db17537 | 251 | /* Check the RTC peripheral state */ |
mbed_official | 376:cb4d9db17537 | 252 | if(hrtc == NULL) |
mbed_official | 376:cb4d9db17537 | 253 | { |
mbed_official | 376:cb4d9db17537 | 254 | return HAL_ERROR; |
mbed_official | 376:cb4d9db17537 | 255 | } |
mbed_official | 376:cb4d9db17537 | 256 | |
mbed_official | 376:cb4d9db17537 | 257 | /* Check the parameters */ |
mbed_official | 376:cb4d9db17537 | 258 | assert_param(IS_RTC_HOUR_FORMAT(hrtc->Init.HourFormat)); |
mbed_official | 376:cb4d9db17537 | 259 | assert_param(IS_RTC_ASYNCH_PREDIV(hrtc->Init.AsynchPrediv)); |
mbed_official | 376:cb4d9db17537 | 260 | assert_param(IS_RTC_SYNCH_PREDIV(hrtc->Init.SynchPrediv)); |
mbed_official | 376:cb4d9db17537 | 261 | assert_param(IS_RTC_OUTPUT(hrtc->Init.OutPut)); |
mbed_official | 376:cb4d9db17537 | 262 | assert_param(IS_RTC_OUTPUT_REMAP(hrtc->Init.OutPutRemap)); |
mbed_official | 376:cb4d9db17537 | 263 | assert_param(IS_RTC_OUTPUT_POL(hrtc->Init.OutPutPolarity)); |
mbed_official | 376:cb4d9db17537 | 264 | assert_param(IS_RTC_OUTPUT_TYPE(hrtc->Init.OutPutType)); |
mbed_official | 376:cb4d9db17537 | 265 | |
mbed_official | 376:cb4d9db17537 | 266 | if(hrtc->State == HAL_RTC_STATE_RESET) |
mbed_official | 376:cb4d9db17537 | 267 | { |
mbed_official | 376:cb4d9db17537 | 268 | /* Initialize RTC MSP */ |
mbed_official | 376:cb4d9db17537 | 269 | HAL_RTC_MspInit(hrtc); |
mbed_official | 376:cb4d9db17537 | 270 | } |
mbed_official | 376:cb4d9db17537 | 271 | |
mbed_official | 376:cb4d9db17537 | 272 | /* Set RTC state */ |
mbed_official | 376:cb4d9db17537 | 273 | hrtc->State = HAL_RTC_STATE_BUSY; |
mbed_official | 376:cb4d9db17537 | 274 | |
mbed_official | 376:cb4d9db17537 | 275 | /* Disable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 276 | __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 277 | |
mbed_official | 376:cb4d9db17537 | 278 | /* Set Initialization mode */ |
mbed_official | 376:cb4d9db17537 | 279 | if(RTC_EnterInitMode(hrtc) != HAL_OK) |
mbed_official | 376:cb4d9db17537 | 280 | { |
mbed_official | 376:cb4d9db17537 | 281 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 282 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 283 | |
mbed_official | 376:cb4d9db17537 | 284 | /* Set RTC state */ |
mbed_official | 376:cb4d9db17537 | 285 | hrtc->State = HAL_RTC_STATE_ERROR; |
mbed_official | 376:cb4d9db17537 | 286 | |
mbed_official | 376:cb4d9db17537 | 287 | return HAL_ERROR; |
mbed_official | 376:cb4d9db17537 | 288 | } |
mbed_official | 376:cb4d9db17537 | 289 | else |
mbed_official | 376:cb4d9db17537 | 290 | { |
mbed_official | 376:cb4d9db17537 | 291 | /* Clear RTC_CR FMT, OSEL and POL Bits */ |
mbed_official | 376:cb4d9db17537 | 292 | hrtc->Instance->CR &= ((uint32_t)~(RTC_CR_FMT | RTC_CR_OSEL | RTC_CR_POL)); |
mbed_official | 376:cb4d9db17537 | 293 | /* Set RTC_CR register */ |
mbed_official | 376:cb4d9db17537 | 294 | hrtc->Instance->CR |= (uint32_t)(hrtc->Init.HourFormat | hrtc->Init.OutPut | hrtc->Init.OutPutPolarity); |
mbed_official | 376:cb4d9db17537 | 295 | |
mbed_official | 376:cb4d9db17537 | 296 | /* Configure the RTC PRER */ |
mbed_official | 376:cb4d9db17537 | 297 | hrtc->Instance->PRER = (uint32_t)(hrtc->Init.SynchPrediv); |
mbed_official | 376:cb4d9db17537 | 298 | hrtc->Instance->PRER |= (uint32_t)(hrtc->Init.AsynchPrediv << 16); |
mbed_official | 376:cb4d9db17537 | 299 | |
mbed_official | 376:cb4d9db17537 | 300 | /* Exit Initialization mode */ |
mbed_official | 376:cb4d9db17537 | 301 | hrtc->Instance->ISR &= (uint32_t)~RTC_ISR_INIT; |
mbed_official | 376:cb4d9db17537 | 302 | |
mbed_official | 376:cb4d9db17537 | 303 | hrtc->Instance->OR &= (uint32_t)~(RTC_OR_ALARMOUTTYPE | RTC_OR_RTC_OUT_RMP); |
mbed_official | 376:cb4d9db17537 | 304 | hrtc->Instance->OR |= (uint32_t)(hrtc->Init.OutPutType | hrtc->Init.OutPutRemap); |
mbed_official | 376:cb4d9db17537 | 305 | |
mbed_official | 376:cb4d9db17537 | 306 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 307 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 308 | |
mbed_official | 376:cb4d9db17537 | 309 | /* Set RTC state */ |
mbed_official | 376:cb4d9db17537 | 310 | hrtc->State = HAL_RTC_STATE_READY; |
mbed_official | 376:cb4d9db17537 | 311 | |
mbed_official | 376:cb4d9db17537 | 312 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 313 | } |
mbed_official | 376:cb4d9db17537 | 314 | } |
mbed_official | 376:cb4d9db17537 | 315 | |
mbed_official | 376:cb4d9db17537 | 316 | /** |
mbed_official | 376:cb4d9db17537 | 317 | * @brief DeInitializes the RTC peripheral |
mbed_official | 376:cb4d9db17537 | 318 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 319 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 320 | * @note This function doesn't reset the RTC Backup Data registers. |
mbed_official | 376:cb4d9db17537 | 321 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 322 | */ |
mbed_official | 376:cb4d9db17537 | 323 | HAL_StatusTypeDef HAL_RTC_DeInit(RTC_HandleTypeDef *hrtc) |
mbed_official | 376:cb4d9db17537 | 324 | { |
mbed_official | 376:cb4d9db17537 | 325 | uint32_t tickstart; |
mbed_official | 376:cb4d9db17537 | 326 | |
mbed_official | 376:cb4d9db17537 | 327 | /* Set RTC state */ |
mbed_official | 376:cb4d9db17537 | 328 | hrtc->State = HAL_RTC_STATE_BUSY; |
mbed_official | 376:cb4d9db17537 | 329 | |
mbed_official | 376:cb4d9db17537 | 330 | /* Disable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 331 | __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 332 | |
mbed_official | 376:cb4d9db17537 | 333 | /* Set Initialization mode */ |
mbed_official | 376:cb4d9db17537 | 334 | if(RTC_EnterInitMode(hrtc) != HAL_OK) |
mbed_official | 376:cb4d9db17537 | 335 | { |
mbed_official | 376:cb4d9db17537 | 336 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 337 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 338 | |
mbed_official | 376:cb4d9db17537 | 339 | /* Set RTC state */ |
mbed_official | 376:cb4d9db17537 | 340 | hrtc->State = HAL_RTC_STATE_ERROR; |
mbed_official | 376:cb4d9db17537 | 341 | |
mbed_official | 376:cb4d9db17537 | 342 | return HAL_ERROR; |
mbed_official | 376:cb4d9db17537 | 343 | } |
mbed_official | 376:cb4d9db17537 | 344 | else |
mbed_official | 376:cb4d9db17537 | 345 | { |
mbed_official | 376:cb4d9db17537 | 346 | /* Reset TR, DR and CR registers */ |
mbed_official | 376:cb4d9db17537 | 347 | hrtc->Instance->TR = (uint32_t)0x00000000; |
mbed_official | 376:cb4d9db17537 | 348 | hrtc->Instance->DR = (uint32_t)0x00002101; |
mbed_official | 376:cb4d9db17537 | 349 | /* Reset All CR bits except CR[2:0] */ |
mbed_official | 376:cb4d9db17537 | 350 | hrtc->Instance->CR &= (uint32_t)0x00000007; |
mbed_official | 376:cb4d9db17537 | 351 | |
mbed_official | 376:cb4d9db17537 | 352 | tickstart = HAL_GetTick(); |
mbed_official | 376:cb4d9db17537 | 353 | |
mbed_official | 376:cb4d9db17537 | 354 | /* Wait till WUTWF flag is set and if Time out is reached exit */ |
mbed_official | 376:cb4d9db17537 | 355 | while(((hrtc->Instance->ISR) & RTC_ISR_WUTWF) == (uint32_t)RESET) |
mbed_official | 376:cb4d9db17537 | 356 | { |
mbed_official | 376:cb4d9db17537 | 357 | if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) |
mbed_official | 376:cb4d9db17537 | 358 | { |
mbed_official | 376:cb4d9db17537 | 359 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 360 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 361 | |
mbed_official | 376:cb4d9db17537 | 362 | /* Set RTC state */ |
mbed_official | 376:cb4d9db17537 | 363 | hrtc->State = HAL_RTC_STATE_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 364 | |
mbed_official | 376:cb4d9db17537 | 365 | return HAL_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 366 | } |
mbed_official | 376:cb4d9db17537 | 367 | } |
mbed_official | 376:cb4d9db17537 | 368 | |
mbed_official | 376:cb4d9db17537 | 369 | /* Reset all RTC CR register bits */ |
mbed_official | 376:cb4d9db17537 | 370 | hrtc->Instance->CR &= (uint32_t)0x00000000; |
mbed_official | 376:cb4d9db17537 | 371 | hrtc->Instance->WUTR = (uint32_t)0x0000FFFF; |
mbed_official | 376:cb4d9db17537 | 372 | hrtc->Instance->PRER = (uint32_t)0x007F00FF; |
mbed_official | 376:cb4d9db17537 | 373 | hrtc->Instance->ALRMAR = (uint32_t)0x00000000; |
mbed_official | 376:cb4d9db17537 | 374 | hrtc->Instance->ALRMBR = (uint32_t)0x00000000; |
mbed_official | 376:cb4d9db17537 | 375 | hrtc->Instance->SHIFTR = (uint32_t)0x00000000; |
mbed_official | 376:cb4d9db17537 | 376 | hrtc->Instance->CALR = (uint32_t)0x00000000; |
mbed_official | 376:cb4d9db17537 | 377 | hrtc->Instance->ALRMASSR = (uint32_t)0x00000000; |
mbed_official | 376:cb4d9db17537 | 378 | hrtc->Instance->ALRMBSSR = (uint32_t)0x00000000; |
mbed_official | 376:cb4d9db17537 | 379 | |
mbed_official | 376:cb4d9db17537 | 380 | /* Reset ISR register and exit initialization mode */ |
mbed_official | 376:cb4d9db17537 | 381 | hrtc->Instance->ISR = (uint32_t)0x00000000; |
mbed_official | 376:cb4d9db17537 | 382 | |
mbed_official | 376:cb4d9db17537 | 383 | /* Reset Tamper configuration register */ |
mbed_official | 376:cb4d9db17537 | 384 | hrtc->Instance->TAMPCR = 0x00000000; |
mbed_official | 376:cb4d9db17537 | 385 | |
mbed_official | 376:cb4d9db17537 | 386 | /* Reset Option register */ |
mbed_official | 376:cb4d9db17537 | 387 | hrtc->Instance->OR = 0x00000000; |
mbed_official | 376:cb4d9db17537 | 388 | |
mbed_official | 376:cb4d9db17537 | 389 | /* If RTC_CR_BYPSHAD bit = 0, wait for synchro else this check is not needed */ |
mbed_official | 376:cb4d9db17537 | 390 | if((hrtc->Instance->CR & RTC_CR_BYPSHAD) == RESET) |
mbed_official | 376:cb4d9db17537 | 391 | { |
mbed_official | 376:cb4d9db17537 | 392 | if(HAL_RTC_WaitForSynchro(hrtc) != HAL_OK) |
mbed_official | 376:cb4d9db17537 | 393 | { |
mbed_official | 376:cb4d9db17537 | 394 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 395 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 396 | |
mbed_official | 376:cb4d9db17537 | 397 | hrtc->State = HAL_RTC_STATE_ERROR; |
mbed_official | 376:cb4d9db17537 | 398 | |
mbed_official | 376:cb4d9db17537 | 399 | return HAL_ERROR; |
mbed_official | 376:cb4d9db17537 | 400 | } |
mbed_official | 376:cb4d9db17537 | 401 | } |
mbed_official | 376:cb4d9db17537 | 402 | } |
mbed_official | 376:cb4d9db17537 | 403 | |
mbed_official | 376:cb4d9db17537 | 404 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 405 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 406 | |
mbed_official | 376:cb4d9db17537 | 407 | /* De-Initialize RTC MSP */ |
mbed_official | 376:cb4d9db17537 | 408 | HAL_RTC_MspDeInit(hrtc); |
mbed_official | 376:cb4d9db17537 | 409 | |
mbed_official | 376:cb4d9db17537 | 410 | hrtc->State = HAL_RTC_STATE_RESET; |
mbed_official | 376:cb4d9db17537 | 411 | |
mbed_official | 376:cb4d9db17537 | 412 | /* Release Lock */ |
mbed_official | 376:cb4d9db17537 | 413 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 414 | |
mbed_official | 376:cb4d9db17537 | 415 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 416 | } |
mbed_official | 376:cb4d9db17537 | 417 | |
mbed_official | 376:cb4d9db17537 | 418 | /** |
mbed_official | 376:cb4d9db17537 | 419 | * @brief Initializes the RTC MSP. |
mbed_official | 376:cb4d9db17537 | 420 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 421 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 422 | * @retval None |
mbed_official | 376:cb4d9db17537 | 423 | */ |
mbed_official | 376:cb4d9db17537 | 424 | __weak void HAL_RTC_MspInit(RTC_HandleTypeDef* hrtc) |
mbed_official | 376:cb4d9db17537 | 425 | { |
mbed_official | 376:cb4d9db17537 | 426 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 376:cb4d9db17537 | 427 | the HAL_RTC_MspInit could be implenetd in the user file |
mbed_official | 376:cb4d9db17537 | 428 | */ |
mbed_official | 376:cb4d9db17537 | 429 | } |
mbed_official | 376:cb4d9db17537 | 430 | |
mbed_official | 376:cb4d9db17537 | 431 | /** |
mbed_official | 376:cb4d9db17537 | 432 | * @brief DeInitializes the RTC MSP. |
mbed_official | 376:cb4d9db17537 | 433 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 434 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 435 | * @retval None |
mbed_official | 376:cb4d9db17537 | 436 | */ |
mbed_official | 376:cb4d9db17537 | 437 | __weak void HAL_RTC_MspDeInit(RTC_HandleTypeDef* hrtc) |
mbed_official | 376:cb4d9db17537 | 438 | { |
mbed_official | 376:cb4d9db17537 | 439 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 376:cb4d9db17537 | 440 | the HAL_RTC_MspDeInit could be implenetd in the user file |
mbed_official | 376:cb4d9db17537 | 441 | */ |
mbed_official | 376:cb4d9db17537 | 442 | } |
mbed_official | 376:cb4d9db17537 | 443 | |
mbed_official | 376:cb4d9db17537 | 444 | /** |
mbed_official | 376:cb4d9db17537 | 445 | * @} |
mbed_official | 376:cb4d9db17537 | 446 | */ |
mbed_official | 376:cb4d9db17537 | 447 | |
mbed_official | 376:cb4d9db17537 | 448 | /** @defgroup RTC_Group2 RTC Time and Date functions |
mbed_official | 376:cb4d9db17537 | 449 | * @brief RTC Time and Date functions |
mbed_official | 376:cb4d9db17537 | 450 | * |
mbed_official | 376:cb4d9db17537 | 451 | @verbatim |
mbed_official | 376:cb4d9db17537 | 452 | =============================================================================== |
mbed_official | 376:cb4d9db17537 | 453 | ##### RTC Time and Date functions ##### |
mbed_official | 376:cb4d9db17537 | 454 | =============================================================================== |
mbed_official | 376:cb4d9db17537 | 455 | |
mbed_official | 376:cb4d9db17537 | 456 | [..] This section provide functions allowing to control RTC features |
mbed_official | 376:cb4d9db17537 | 457 | (Time, Date, Alarm, Timestamp, Tamper, RefClock ...). |
mbed_official | 376:cb4d9db17537 | 458 | |
mbed_official | 376:cb4d9db17537 | 459 | @endverbatim |
mbed_official | 376:cb4d9db17537 | 460 | * @{ |
mbed_official | 376:cb4d9db17537 | 461 | */ |
mbed_official | 376:cb4d9db17537 | 462 | |
mbed_official | 376:cb4d9db17537 | 463 | /** |
mbed_official | 376:cb4d9db17537 | 464 | * @brief Sets RTC current time. |
mbed_official | 376:cb4d9db17537 | 465 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 466 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 467 | * @param sTime: Pointer to Time structure |
mbed_official | 376:cb4d9db17537 | 468 | * @param Format: Specifies the format of the entered parameters. |
mbed_official | 376:cb4d9db17537 | 469 | * This parameter can be one of the following values: |
mbed_official | 376:cb4d9db17537 | 470 | * @arg FORMAT_BIN: Binary data format |
mbed_official | 376:cb4d9db17537 | 471 | * @arg FORMAT_BCD: BCD data format |
mbed_official | 376:cb4d9db17537 | 472 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 473 | */ |
mbed_official | 376:cb4d9db17537 | 474 | HAL_StatusTypeDef HAL_RTC_SetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTime, uint32_t Format) |
mbed_official | 376:cb4d9db17537 | 475 | { |
mbed_official | 376:cb4d9db17537 | 476 | uint32_t tmpreg = 0; |
mbed_official | 376:cb4d9db17537 | 477 | |
mbed_official | 376:cb4d9db17537 | 478 | /* Check the parameters */ |
mbed_official | 376:cb4d9db17537 | 479 | assert_param(IS_RTC_FORMAT(Format)); |
mbed_official | 376:cb4d9db17537 | 480 | assert_param(IS_RTC_DAYLIGHT_SAVING(sTime->DayLightSaving)); |
mbed_official | 376:cb4d9db17537 | 481 | assert_param(IS_RTC_STORE_OPERATION(sTime->StoreOperation)); |
mbed_official | 376:cb4d9db17537 | 482 | |
mbed_official | 376:cb4d9db17537 | 483 | /* Process Locked */ |
mbed_official | 376:cb4d9db17537 | 484 | __HAL_LOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 485 | |
mbed_official | 376:cb4d9db17537 | 486 | hrtc->State = HAL_RTC_STATE_BUSY; |
mbed_official | 376:cb4d9db17537 | 487 | |
mbed_official | 376:cb4d9db17537 | 488 | if(Format == FORMAT_BIN) |
mbed_official | 376:cb4d9db17537 | 489 | { |
mbed_official | 376:cb4d9db17537 | 490 | if((hrtc->Instance->CR & RTC_CR_FMT) != (uint32_t)RESET) |
mbed_official | 376:cb4d9db17537 | 491 | { |
mbed_official | 376:cb4d9db17537 | 492 | assert_param(IS_RTC_HOUR12(sTime->Hours)); |
mbed_official | 376:cb4d9db17537 | 493 | assert_param(IS_RTC_HOURFORMAT12(sTime->TimeFormat)); |
mbed_official | 376:cb4d9db17537 | 494 | } |
mbed_official | 376:cb4d9db17537 | 495 | else |
mbed_official | 376:cb4d9db17537 | 496 | { |
mbed_official | 376:cb4d9db17537 | 497 | sTime->TimeFormat = 0x00; |
mbed_official | 376:cb4d9db17537 | 498 | assert_param(IS_RTC_HOUR24(sTime->Hours)); |
mbed_official | 376:cb4d9db17537 | 499 | } |
mbed_official | 376:cb4d9db17537 | 500 | assert_param(IS_RTC_MINUTES(sTime->Minutes)); |
mbed_official | 376:cb4d9db17537 | 501 | assert_param(IS_RTC_SECONDS(sTime->Seconds)); |
mbed_official | 376:cb4d9db17537 | 502 | |
mbed_official | 376:cb4d9db17537 | 503 | tmpreg = (uint32_t)(((uint32_t)RTC_ByteToBcd2(sTime->Hours) << 16) | \ |
mbed_official | 376:cb4d9db17537 | 504 | ((uint32_t)RTC_ByteToBcd2(sTime->Minutes) << 8) | \ |
mbed_official | 376:cb4d9db17537 | 505 | ((uint32_t)RTC_ByteToBcd2(sTime->Seconds)) | \ |
mbed_official | 376:cb4d9db17537 | 506 | (((uint32_t)sTime->TimeFormat) << 16)); |
mbed_official | 376:cb4d9db17537 | 507 | } |
mbed_official | 376:cb4d9db17537 | 508 | else |
mbed_official | 376:cb4d9db17537 | 509 | { |
mbed_official | 376:cb4d9db17537 | 510 | if((hrtc->Instance->CR & RTC_CR_FMT) != (uint32_t)RESET) |
mbed_official | 376:cb4d9db17537 | 511 | { |
mbed_official | 376:cb4d9db17537 | 512 | tmpreg = RTC_Bcd2ToByte(sTime->Hours); |
mbed_official | 376:cb4d9db17537 | 513 | assert_param(IS_RTC_HOUR12(tmpreg)); |
mbed_official | 376:cb4d9db17537 | 514 | assert_param(IS_RTC_HOURFORMAT12(sTime->TimeFormat)); |
mbed_official | 376:cb4d9db17537 | 515 | } |
mbed_official | 376:cb4d9db17537 | 516 | else |
mbed_official | 376:cb4d9db17537 | 517 | { |
mbed_official | 376:cb4d9db17537 | 518 | sTime->TimeFormat = 0x00; |
mbed_official | 376:cb4d9db17537 | 519 | assert_param(IS_RTC_HOUR24(RTC_Bcd2ToByte(sTime->Hours))); |
mbed_official | 376:cb4d9db17537 | 520 | } |
mbed_official | 376:cb4d9db17537 | 521 | assert_param(IS_RTC_MINUTES(RTC_Bcd2ToByte(sTime->Minutes))); |
mbed_official | 376:cb4d9db17537 | 522 | assert_param(IS_RTC_SECONDS(RTC_Bcd2ToByte(sTime->Seconds))); |
mbed_official | 376:cb4d9db17537 | 523 | tmpreg = (((uint32_t)(sTime->Hours) << 16) | \ |
mbed_official | 376:cb4d9db17537 | 524 | ((uint32_t)(sTime->Minutes) << 8) | \ |
mbed_official | 376:cb4d9db17537 | 525 | ((uint32_t)sTime->Seconds) | \ |
mbed_official | 376:cb4d9db17537 | 526 | ((uint32_t)(sTime->TimeFormat) << 16)); |
mbed_official | 376:cb4d9db17537 | 527 | } |
mbed_official | 376:cb4d9db17537 | 528 | |
mbed_official | 376:cb4d9db17537 | 529 | /* Disable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 530 | __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 531 | |
mbed_official | 376:cb4d9db17537 | 532 | /* Set Initialization mode */ |
mbed_official | 376:cb4d9db17537 | 533 | if(RTC_EnterInitMode(hrtc) != HAL_OK) |
mbed_official | 376:cb4d9db17537 | 534 | { |
mbed_official | 376:cb4d9db17537 | 535 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 536 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 537 | |
mbed_official | 376:cb4d9db17537 | 538 | /* Set RTC state */ |
mbed_official | 376:cb4d9db17537 | 539 | hrtc->State = HAL_RTC_STATE_ERROR; |
mbed_official | 376:cb4d9db17537 | 540 | |
mbed_official | 376:cb4d9db17537 | 541 | /* Process Unlocked */ |
mbed_official | 376:cb4d9db17537 | 542 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 543 | |
mbed_official | 376:cb4d9db17537 | 544 | return HAL_ERROR; |
mbed_official | 376:cb4d9db17537 | 545 | } |
mbed_official | 376:cb4d9db17537 | 546 | else |
mbed_official | 376:cb4d9db17537 | 547 | { |
mbed_official | 376:cb4d9db17537 | 548 | /* Set the RTC_TR register */ |
mbed_official | 376:cb4d9db17537 | 549 | hrtc->Instance->TR = (uint32_t)(tmpreg & RTC_TR_RESERVED_MASK); |
mbed_official | 376:cb4d9db17537 | 550 | |
mbed_official | 376:cb4d9db17537 | 551 | /* Clear the bits to be configured */ |
mbed_official | 376:cb4d9db17537 | 552 | hrtc->Instance->CR &= (uint32_t)~RTC_CR_BCK; |
mbed_official | 376:cb4d9db17537 | 553 | |
mbed_official | 376:cb4d9db17537 | 554 | /* Configure the RTC_CR register */ |
mbed_official | 376:cb4d9db17537 | 555 | hrtc->Instance->CR |= (uint32_t)(sTime->DayLightSaving | sTime->StoreOperation); |
mbed_official | 376:cb4d9db17537 | 556 | |
mbed_official | 376:cb4d9db17537 | 557 | /* Exit Initialization mode */ |
mbed_official | 376:cb4d9db17537 | 558 | hrtc->Instance->ISR &= (uint32_t)~RTC_ISR_INIT; |
mbed_official | 376:cb4d9db17537 | 559 | |
mbed_official | 376:cb4d9db17537 | 560 | /* If CR_BYPSHAD bit = 0, wait for synchro else this check is not needed */ |
mbed_official | 376:cb4d9db17537 | 561 | if((hrtc->Instance->CR & RTC_CR_BYPSHAD) == RESET) |
mbed_official | 376:cb4d9db17537 | 562 | { |
mbed_official | 376:cb4d9db17537 | 563 | if(HAL_RTC_WaitForSynchro(hrtc) != HAL_OK) |
mbed_official | 376:cb4d9db17537 | 564 | { |
mbed_official | 376:cb4d9db17537 | 565 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 566 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 567 | |
mbed_official | 376:cb4d9db17537 | 568 | hrtc->State = HAL_RTC_STATE_ERROR; |
mbed_official | 376:cb4d9db17537 | 569 | |
mbed_official | 376:cb4d9db17537 | 570 | /* Process Unlocked */ |
mbed_official | 376:cb4d9db17537 | 571 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 572 | |
mbed_official | 376:cb4d9db17537 | 573 | return HAL_ERROR; |
mbed_official | 376:cb4d9db17537 | 574 | } |
mbed_official | 376:cb4d9db17537 | 575 | } |
mbed_official | 376:cb4d9db17537 | 576 | |
mbed_official | 376:cb4d9db17537 | 577 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 578 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 579 | |
mbed_official | 376:cb4d9db17537 | 580 | hrtc->State = HAL_RTC_STATE_READY; |
mbed_official | 376:cb4d9db17537 | 581 | |
mbed_official | 376:cb4d9db17537 | 582 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 583 | |
mbed_official | 376:cb4d9db17537 | 584 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 585 | } |
mbed_official | 376:cb4d9db17537 | 586 | } |
mbed_official | 376:cb4d9db17537 | 587 | |
mbed_official | 376:cb4d9db17537 | 588 | /** |
mbed_official | 376:cb4d9db17537 | 589 | * @brief Gets RTC current time. |
mbed_official | 376:cb4d9db17537 | 590 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 591 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 592 | * @param sTime: Pointer to Time structure |
mbed_official | 376:cb4d9db17537 | 593 | * @param Format: Specifies the format of the entered parameters. |
mbed_official | 376:cb4d9db17537 | 594 | * This parameter can be one of the following values: |
mbed_official | 376:cb4d9db17537 | 595 | * @arg FORMAT_BIN: Binary data format |
mbed_official | 376:cb4d9db17537 | 596 | * @arg FORMAT_BCD: BCD data format |
mbed_official | 376:cb4d9db17537 | 597 | * @note Call HAL_RTC_GetDate() after HAL_RTC_GetTime() to unlock the values |
mbed_official | 376:cb4d9db17537 | 598 | * in the higher-order calendar shadow registers. |
mbed_official | 376:cb4d9db17537 | 599 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 600 | */ |
mbed_official | 376:cb4d9db17537 | 601 | HAL_StatusTypeDef HAL_RTC_GetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTime, uint32_t Format) |
mbed_official | 376:cb4d9db17537 | 602 | { |
mbed_official | 376:cb4d9db17537 | 603 | uint32_t tmpreg = 0; |
mbed_official | 376:cb4d9db17537 | 604 | |
mbed_official | 376:cb4d9db17537 | 605 | /* Check the parameters */ |
mbed_official | 376:cb4d9db17537 | 606 | assert_param(IS_RTC_FORMAT(Format)); |
mbed_official | 376:cb4d9db17537 | 607 | |
mbed_official | 376:cb4d9db17537 | 608 | /* Get subseconds values from the correspondent registers*/ |
mbed_official | 376:cb4d9db17537 | 609 | sTime->SubSeconds = (uint32_t)(hrtc->Instance->SSR); |
mbed_official | 376:cb4d9db17537 | 610 | |
mbed_official | 376:cb4d9db17537 | 611 | /* Get the TR register */ |
mbed_official | 376:cb4d9db17537 | 612 | tmpreg = (uint32_t)(hrtc->Instance->TR & RTC_TR_RESERVED_MASK); |
mbed_official | 376:cb4d9db17537 | 613 | |
mbed_official | 376:cb4d9db17537 | 614 | /* Fill the structure fields with the read parameters */ |
mbed_official | 376:cb4d9db17537 | 615 | sTime->Hours = (uint8_t)((tmpreg & (RTC_TR_HT | RTC_TR_HU)) >> 16); |
mbed_official | 376:cb4d9db17537 | 616 | sTime->Minutes = (uint8_t)((tmpreg & (RTC_TR_MNT | RTC_TR_MNU)) >>8); |
mbed_official | 376:cb4d9db17537 | 617 | sTime->Seconds = (uint8_t)(tmpreg & (RTC_TR_ST | RTC_TR_SU)); |
mbed_official | 376:cb4d9db17537 | 618 | sTime->TimeFormat = (uint8_t)((tmpreg & (RTC_TR_PM)) >> 16); |
mbed_official | 376:cb4d9db17537 | 619 | |
mbed_official | 376:cb4d9db17537 | 620 | /* Check the input parameters format */ |
mbed_official | 376:cb4d9db17537 | 621 | if(Format == FORMAT_BIN) |
mbed_official | 376:cb4d9db17537 | 622 | { |
mbed_official | 376:cb4d9db17537 | 623 | /* Convert the time structure parameters to Binary format */ |
mbed_official | 376:cb4d9db17537 | 624 | sTime->Hours = (uint8_t)RTC_Bcd2ToByte(sTime->Hours); |
mbed_official | 376:cb4d9db17537 | 625 | sTime->Minutes = (uint8_t)RTC_Bcd2ToByte(sTime->Minutes); |
mbed_official | 376:cb4d9db17537 | 626 | sTime->Seconds = (uint8_t)RTC_Bcd2ToByte(sTime->Seconds); |
mbed_official | 376:cb4d9db17537 | 627 | } |
mbed_official | 376:cb4d9db17537 | 628 | |
mbed_official | 376:cb4d9db17537 | 629 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 630 | } |
mbed_official | 376:cb4d9db17537 | 631 | |
mbed_official | 376:cb4d9db17537 | 632 | /** |
mbed_official | 376:cb4d9db17537 | 633 | * @brief Sets RTC current date. |
mbed_official | 376:cb4d9db17537 | 634 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 635 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 636 | * @param sDate: Pointer to date structure |
mbed_official | 376:cb4d9db17537 | 637 | * @param Format: specifies the format of the entered parameters. |
mbed_official | 376:cb4d9db17537 | 638 | * This parameter can be one of the following values: |
mbed_official | 376:cb4d9db17537 | 639 | * @arg FORMAT_BIN: Binary data format |
mbed_official | 376:cb4d9db17537 | 640 | * @arg FORMAT_BCD: BCD data format |
mbed_official | 376:cb4d9db17537 | 641 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 642 | */ |
mbed_official | 376:cb4d9db17537 | 643 | HAL_StatusTypeDef HAL_RTC_SetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDate, uint32_t Format) |
mbed_official | 376:cb4d9db17537 | 644 | { |
mbed_official | 376:cb4d9db17537 | 645 | uint32_t datetmpreg = 0; |
mbed_official | 376:cb4d9db17537 | 646 | |
mbed_official | 376:cb4d9db17537 | 647 | /* Check the parameters */ |
mbed_official | 376:cb4d9db17537 | 648 | assert_param(IS_RTC_FORMAT(Format)); |
mbed_official | 376:cb4d9db17537 | 649 | |
mbed_official | 376:cb4d9db17537 | 650 | /* Process Locked */ |
mbed_official | 376:cb4d9db17537 | 651 | __HAL_LOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 652 | |
mbed_official | 376:cb4d9db17537 | 653 | hrtc->State = HAL_RTC_STATE_BUSY; |
mbed_official | 376:cb4d9db17537 | 654 | |
mbed_official | 376:cb4d9db17537 | 655 | if((Format == FORMAT_BIN) && ((sDate->Month & 0x10) == 0x10)) |
mbed_official | 376:cb4d9db17537 | 656 | { |
mbed_official | 376:cb4d9db17537 | 657 | sDate->Month = (sDate->Month & (uint32_t)~(0x10)) + 0x0A; |
mbed_official | 376:cb4d9db17537 | 658 | } |
mbed_official | 376:cb4d9db17537 | 659 | |
mbed_official | 376:cb4d9db17537 | 660 | assert_param(IS_RTC_WEEKDAY(sDate->WeekDay)); |
mbed_official | 376:cb4d9db17537 | 661 | |
mbed_official | 376:cb4d9db17537 | 662 | if(Format == FORMAT_BIN) |
mbed_official | 376:cb4d9db17537 | 663 | { |
mbed_official | 376:cb4d9db17537 | 664 | assert_param(IS_RTC_YEAR(sDate->Year)); |
mbed_official | 376:cb4d9db17537 | 665 | assert_param(IS_RTC_MONTH(sDate->Month)); |
mbed_official | 376:cb4d9db17537 | 666 | assert_param(IS_RTC_DATE(sDate->Date)); |
mbed_official | 376:cb4d9db17537 | 667 | |
mbed_official | 376:cb4d9db17537 | 668 | datetmpreg = (((uint32_t)RTC_ByteToBcd2(sDate->Year) << 16) | \ |
mbed_official | 376:cb4d9db17537 | 669 | ((uint32_t)RTC_ByteToBcd2(sDate->Month) << 8) | \ |
mbed_official | 376:cb4d9db17537 | 670 | ((uint32_t)RTC_ByteToBcd2(sDate->Date)) | \ |
mbed_official | 376:cb4d9db17537 | 671 | ((uint32_t)sDate->WeekDay << 13)); |
mbed_official | 376:cb4d9db17537 | 672 | } |
mbed_official | 376:cb4d9db17537 | 673 | else |
mbed_official | 376:cb4d9db17537 | 674 | { |
mbed_official | 376:cb4d9db17537 | 675 | assert_param(IS_RTC_YEAR(RTC_Bcd2ToByte(sDate->Year))); |
mbed_official | 376:cb4d9db17537 | 676 | datetmpreg = RTC_Bcd2ToByte(sDate->Month); |
mbed_official | 376:cb4d9db17537 | 677 | assert_param(IS_RTC_MONTH(datetmpreg)); |
mbed_official | 376:cb4d9db17537 | 678 | datetmpreg = RTC_Bcd2ToByte(sDate->Date); |
mbed_official | 376:cb4d9db17537 | 679 | assert_param(IS_RTC_DATE(datetmpreg)); |
mbed_official | 376:cb4d9db17537 | 680 | |
mbed_official | 376:cb4d9db17537 | 681 | datetmpreg = ((((uint32_t)sDate->Year) << 16) | \ |
mbed_official | 376:cb4d9db17537 | 682 | (((uint32_t)sDate->Month) << 8) | \ |
mbed_official | 376:cb4d9db17537 | 683 | ((uint32_t)sDate->Date) | \ |
mbed_official | 376:cb4d9db17537 | 684 | (((uint32_t)sDate->WeekDay) << 13)); |
mbed_official | 376:cb4d9db17537 | 685 | } |
mbed_official | 376:cb4d9db17537 | 686 | |
mbed_official | 376:cb4d9db17537 | 687 | /* Disable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 688 | __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 689 | |
mbed_official | 376:cb4d9db17537 | 690 | /* Set Initialization mode */ |
mbed_official | 376:cb4d9db17537 | 691 | if(RTC_EnterInitMode(hrtc) != HAL_OK) |
mbed_official | 376:cb4d9db17537 | 692 | { |
mbed_official | 376:cb4d9db17537 | 693 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 694 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 695 | |
mbed_official | 376:cb4d9db17537 | 696 | /* Set RTC state*/ |
mbed_official | 376:cb4d9db17537 | 697 | hrtc->State = HAL_RTC_STATE_ERROR; |
mbed_official | 376:cb4d9db17537 | 698 | |
mbed_official | 376:cb4d9db17537 | 699 | /* Process Unlocked */ |
mbed_official | 376:cb4d9db17537 | 700 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 701 | |
mbed_official | 376:cb4d9db17537 | 702 | return HAL_ERROR; |
mbed_official | 376:cb4d9db17537 | 703 | } |
mbed_official | 376:cb4d9db17537 | 704 | else |
mbed_official | 376:cb4d9db17537 | 705 | { |
mbed_official | 376:cb4d9db17537 | 706 | /* Set the RTC_DR register */ |
mbed_official | 376:cb4d9db17537 | 707 | hrtc->Instance->DR = (uint32_t)(datetmpreg & RTC_DR_RESERVED_MASK); |
mbed_official | 376:cb4d9db17537 | 708 | |
mbed_official | 376:cb4d9db17537 | 709 | /* Exit Initialization mode */ |
mbed_official | 376:cb4d9db17537 | 710 | hrtc->Instance->ISR &= (uint32_t)~RTC_ISR_INIT; |
mbed_official | 376:cb4d9db17537 | 711 | |
mbed_official | 376:cb4d9db17537 | 712 | /* If CR_BYPSHAD bit = 0, wait for synchro else this check is not needed */ |
mbed_official | 376:cb4d9db17537 | 713 | if((hrtc->Instance->CR & RTC_CR_BYPSHAD) == RESET) |
mbed_official | 376:cb4d9db17537 | 714 | { |
mbed_official | 376:cb4d9db17537 | 715 | if(HAL_RTC_WaitForSynchro(hrtc) != HAL_OK) |
mbed_official | 376:cb4d9db17537 | 716 | { |
mbed_official | 376:cb4d9db17537 | 717 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 718 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 719 | |
mbed_official | 376:cb4d9db17537 | 720 | hrtc->State = HAL_RTC_STATE_ERROR; |
mbed_official | 376:cb4d9db17537 | 721 | |
mbed_official | 376:cb4d9db17537 | 722 | /* Process Unlocked */ |
mbed_official | 376:cb4d9db17537 | 723 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 724 | |
mbed_official | 376:cb4d9db17537 | 725 | return HAL_ERROR; |
mbed_official | 376:cb4d9db17537 | 726 | } |
mbed_official | 376:cb4d9db17537 | 727 | } |
mbed_official | 376:cb4d9db17537 | 728 | |
mbed_official | 376:cb4d9db17537 | 729 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 730 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 731 | |
mbed_official | 376:cb4d9db17537 | 732 | hrtc->State = HAL_RTC_STATE_READY ; |
mbed_official | 376:cb4d9db17537 | 733 | |
mbed_official | 376:cb4d9db17537 | 734 | /* Process Unlocked */ |
mbed_official | 376:cb4d9db17537 | 735 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 736 | |
mbed_official | 376:cb4d9db17537 | 737 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 738 | } |
mbed_official | 376:cb4d9db17537 | 739 | } |
mbed_official | 376:cb4d9db17537 | 740 | |
mbed_official | 376:cb4d9db17537 | 741 | /** |
mbed_official | 376:cb4d9db17537 | 742 | * @brief Gets RTC current date. |
mbed_official | 376:cb4d9db17537 | 743 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 744 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 745 | * @param sDate: Pointer to Date structure |
mbed_official | 376:cb4d9db17537 | 746 | * @param Format: Specifies the format of the entered parameters. |
mbed_official | 376:cb4d9db17537 | 747 | * This parameter can be one of the following values: |
mbed_official | 376:cb4d9db17537 | 748 | * @arg FORMAT_BIN: Binary data format |
mbed_official | 376:cb4d9db17537 | 749 | * @arg FORMAT_BCD: BCD data format |
mbed_official | 376:cb4d9db17537 | 750 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 751 | */ |
mbed_official | 376:cb4d9db17537 | 752 | HAL_StatusTypeDef HAL_RTC_GetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDate, uint32_t Format) |
mbed_official | 376:cb4d9db17537 | 753 | { |
mbed_official | 376:cb4d9db17537 | 754 | uint32_t datetmpreg = 0; |
mbed_official | 376:cb4d9db17537 | 755 | |
mbed_official | 376:cb4d9db17537 | 756 | /* Check the parameters */ |
mbed_official | 376:cb4d9db17537 | 757 | assert_param(IS_RTC_FORMAT(Format)); |
mbed_official | 376:cb4d9db17537 | 758 | |
mbed_official | 376:cb4d9db17537 | 759 | /* Get the DR register */ |
mbed_official | 376:cb4d9db17537 | 760 | datetmpreg = (uint32_t)(hrtc->Instance->DR & RTC_DR_RESERVED_MASK); |
mbed_official | 376:cb4d9db17537 | 761 | |
mbed_official | 376:cb4d9db17537 | 762 | /* Fill the structure fields with the read parameters */ |
mbed_official | 376:cb4d9db17537 | 763 | sDate->Year = (uint8_t)((datetmpreg & (RTC_DR_YT | RTC_DR_YU)) >> 16); |
mbed_official | 376:cb4d9db17537 | 764 | sDate->Month = (uint8_t)((datetmpreg & (RTC_DR_MT | RTC_DR_MU)) >> 8); |
mbed_official | 376:cb4d9db17537 | 765 | sDate->Date = (uint8_t)(datetmpreg & (RTC_DR_DT | RTC_DR_DU)); |
mbed_official | 376:cb4d9db17537 | 766 | sDate->WeekDay = (uint8_t)((datetmpreg & (RTC_DR_WDU)) >> 13); |
mbed_official | 376:cb4d9db17537 | 767 | |
mbed_official | 376:cb4d9db17537 | 768 | /* Check the input parameters format */ |
mbed_official | 376:cb4d9db17537 | 769 | if(Format == FORMAT_BIN) |
mbed_official | 376:cb4d9db17537 | 770 | { |
mbed_official | 376:cb4d9db17537 | 771 | /* Convert the date structure parameters to Binary format */ |
mbed_official | 376:cb4d9db17537 | 772 | sDate->Year = (uint8_t)RTC_Bcd2ToByte(sDate->Year); |
mbed_official | 376:cb4d9db17537 | 773 | sDate->Month = (uint8_t)RTC_Bcd2ToByte(sDate->Month); |
mbed_official | 376:cb4d9db17537 | 774 | sDate->Date = (uint8_t)RTC_Bcd2ToByte(sDate->Date); |
mbed_official | 376:cb4d9db17537 | 775 | } |
mbed_official | 376:cb4d9db17537 | 776 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 777 | } |
mbed_official | 376:cb4d9db17537 | 778 | |
mbed_official | 376:cb4d9db17537 | 779 | /** |
mbed_official | 376:cb4d9db17537 | 780 | * @} |
mbed_official | 376:cb4d9db17537 | 781 | */ |
mbed_official | 376:cb4d9db17537 | 782 | |
mbed_official | 376:cb4d9db17537 | 783 | /** @defgroup RTC_Group3 RTC Alarm functions |
mbed_official | 376:cb4d9db17537 | 784 | * @brief RTC Alarm functions |
mbed_official | 376:cb4d9db17537 | 785 | * |
mbed_official | 376:cb4d9db17537 | 786 | @verbatim |
mbed_official | 376:cb4d9db17537 | 787 | =============================================================================== |
mbed_official | 376:cb4d9db17537 | 788 | ##### RTC Alarm functions ##### |
mbed_official | 376:cb4d9db17537 | 789 | =============================================================================== |
mbed_official | 376:cb4d9db17537 | 790 | |
mbed_official | 376:cb4d9db17537 | 791 | [..] This section provides functions allowing to configure Alarm feature |
mbed_official | 376:cb4d9db17537 | 792 | |
mbed_official | 376:cb4d9db17537 | 793 | @endverbatim |
mbed_official | 376:cb4d9db17537 | 794 | * @{ |
mbed_official | 376:cb4d9db17537 | 795 | */ |
mbed_official | 376:cb4d9db17537 | 796 | /** |
mbed_official | 376:cb4d9db17537 | 797 | * @brief Sets the specified RTC Alarm. |
mbed_official | 376:cb4d9db17537 | 798 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 799 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 800 | * @param sAlarm: Pointer to Alarm structure |
mbed_official | 376:cb4d9db17537 | 801 | * @param Format: Specifies the format of the entered parameters. |
mbed_official | 376:cb4d9db17537 | 802 | * This parameter can be one of the following values: |
mbed_official | 376:cb4d9db17537 | 803 | * @arg FORMAT_BIN: Binary data format |
mbed_official | 376:cb4d9db17537 | 804 | * @arg FORMAT_BCD: BCD data format |
mbed_official | 376:cb4d9db17537 | 805 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 806 | */ |
mbed_official | 376:cb4d9db17537 | 807 | HAL_StatusTypeDef HAL_RTC_SetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sAlarm, uint32_t Format) |
mbed_official | 376:cb4d9db17537 | 808 | { |
mbed_official | 376:cb4d9db17537 | 809 | uint32_t tickstart; |
mbed_official | 376:cb4d9db17537 | 810 | uint32_t tmpreg = 0, subsecondtmpreg = 0; |
mbed_official | 376:cb4d9db17537 | 811 | |
mbed_official | 376:cb4d9db17537 | 812 | /* Check the parameters */ |
mbed_official | 376:cb4d9db17537 | 813 | assert_param(IS_RTC_FORMAT(Format)); |
mbed_official | 376:cb4d9db17537 | 814 | assert_param(IS_ALARM(sAlarm->Alarm)); |
mbed_official | 376:cb4d9db17537 | 815 | assert_param(IS_ALARM_MASK(sAlarm->AlarmMask)); |
mbed_official | 376:cb4d9db17537 | 816 | assert_param(IS_RTC_ALARM_DATE_WEEKDAY_SEL(sAlarm->AlarmDateWeekDaySel)); |
mbed_official | 376:cb4d9db17537 | 817 | assert_param(IS_RTC_ALARM_SUB_SECOND_VALUE(sAlarm->AlarmTime.SubSeconds)); |
mbed_official | 376:cb4d9db17537 | 818 | assert_param(IS_RTC_ALARM_SUB_SECOND_MASK(sAlarm->AlarmSubSecondMask)); |
mbed_official | 376:cb4d9db17537 | 819 | |
mbed_official | 376:cb4d9db17537 | 820 | /* Process Locked */ |
mbed_official | 376:cb4d9db17537 | 821 | __HAL_LOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 822 | |
mbed_official | 376:cb4d9db17537 | 823 | hrtc->State = HAL_RTC_STATE_BUSY; |
mbed_official | 376:cb4d9db17537 | 824 | |
mbed_official | 376:cb4d9db17537 | 825 | if(Format == FORMAT_BIN) |
mbed_official | 376:cb4d9db17537 | 826 | { |
mbed_official | 376:cb4d9db17537 | 827 | if((hrtc->Instance->CR & RTC_CR_FMT) != (uint32_t)RESET) |
mbed_official | 376:cb4d9db17537 | 828 | { |
mbed_official | 376:cb4d9db17537 | 829 | assert_param(IS_RTC_HOUR12(sAlarm->AlarmTime.Hours)); |
mbed_official | 376:cb4d9db17537 | 830 | assert_param(IS_RTC_HOURFORMAT12(sAlarm->AlarmTime.TimeFormat)); |
mbed_official | 376:cb4d9db17537 | 831 | } |
mbed_official | 376:cb4d9db17537 | 832 | else |
mbed_official | 376:cb4d9db17537 | 833 | { |
mbed_official | 376:cb4d9db17537 | 834 | sAlarm->AlarmTime.TimeFormat = 0x00; |
mbed_official | 376:cb4d9db17537 | 835 | assert_param(IS_RTC_HOUR24(sAlarm->AlarmTime.Hours)); |
mbed_official | 376:cb4d9db17537 | 836 | } |
mbed_official | 376:cb4d9db17537 | 837 | assert_param(IS_RTC_MINUTES(sAlarm->AlarmTime.Minutes)); |
mbed_official | 376:cb4d9db17537 | 838 | assert_param(IS_RTC_SECONDS(sAlarm->AlarmTime.Seconds)); |
mbed_official | 376:cb4d9db17537 | 839 | |
mbed_official | 376:cb4d9db17537 | 840 | if(sAlarm->AlarmDateWeekDaySel == RTC_ALARMDATEWEEKDAYSEL_DATE) |
mbed_official | 376:cb4d9db17537 | 841 | { |
mbed_official | 376:cb4d9db17537 | 842 | assert_param(IS_RTC_ALARM_DATE_WEEKDAY_DATE(sAlarm->AlarmDateWeekDay)); |
mbed_official | 376:cb4d9db17537 | 843 | } |
mbed_official | 376:cb4d9db17537 | 844 | else |
mbed_official | 376:cb4d9db17537 | 845 | { |
mbed_official | 376:cb4d9db17537 | 846 | assert_param(IS_RTC_ALARM_DATE_WEEKDAY_WEEKDAY(sAlarm->AlarmDateWeekDay)); |
mbed_official | 376:cb4d9db17537 | 847 | } |
mbed_official | 376:cb4d9db17537 | 848 | |
mbed_official | 376:cb4d9db17537 | 849 | tmpreg = (((uint32_t)RTC_ByteToBcd2(sAlarm->AlarmTime.Hours) << 16) | \ |
mbed_official | 376:cb4d9db17537 | 850 | ((uint32_t)RTC_ByteToBcd2(sAlarm->AlarmTime.Minutes) << 8) | \ |
mbed_official | 376:cb4d9db17537 | 851 | ((uint32_t)RTC_ByteToBcd2(sAlarm->AlarmTime.Seconds)) | \ |
mbed_official | 376:cb4d9db17537 | 852 | ((uint32_t)(sAlarm->AlarmTime.TimeFormat) << 16) | \ |
mbed_official | 376:cb4d9db17537 | 853 | ((uint32_t)RTC_ByteToBcd2(sAlarm->AlarmDateWeekDay) << 24) | \ |
mbed_official | 376:cb4d9db17537 | 854 | ((uint32_t)sAlarm->AlarmDateWeekDaySel) | \ |
mbed_official | 376:cb4d9db17537 | 855 | ((uint32_t)sAlarm->AlarmMask)); |
mbed_official | 376:cb4d9db17537 | 856 | } |
mbed_official | 376:cb4d9db17537 | 857 | else |
mbed_official | 376:cb4d9db17537 | 858 | { |
mbed_official | 376:cb4d9db17537 | 859 | if((hrtc->Instance->CR & RTC_CR_FMT) != (uint32_t)RESET) |
mbed_official | 376:cb4d9db17537 | 860 | { |
mbed_official | 376:cb4d9db17537 | 861 | tmpreg = RTC_Bcd2ToByte(sAlarm->AlarmTime.Hours); |
mbed_official | 376:cb4d9db17537 | 862 | assert_param(IS_RTC_HOUR12(tmpreg)); |
mbed_official | 376:cb4d9db17537 | 863 | assert_param(IS_RTC_HOURFORMAT12(sAlarm->AlarmTime.TimeFormat)); |
mbed_official | 376:cb4d9db17537 | 864 | } |
mbed_official | 376:cb4d9db17537 | 865 | else |
mbed_official | 376:cb4d9db17537 | 866 | { |
mbed_official | 376:cb4d9db17537 | 867 | sAlarm->AlarmTime.TimeFormat = 0x00; |
mbed_official | 376:cb4d9db17537 | 868 | assert_param(IS_RTC_HOUR24(RTC_Bcd2ToByte(sAlarm->AlarmTime.Hours))); |
mbed_official | 376:cb4d9db17537 | 869 | } |
mbed_official | 376:cb4d9db17537 | 870 | |
mbed_official | 376:cb4d9db17537 | 871 | assert_param(IS_RTC_MINUTES(RTC_Bcd2ToByte(sAlarm->AlarmTime.Minutes))); |
mbed_official | 376:cb4d9db17537 | 872 | assert_param(IS_RTC_SECONDS(RTC_Bcd2ToByte(sAlarm->AlarmTime.Seconds))); |
mbed_official | 376:cb4d9db17537 | 873 | |
mbed_official | 376:cb4d9db17537 | 874 | if(sAlarm->AlarmDateWeekDaySel == RTC_ALARMDATEWEEKDAYSEL_DATE) |
mbed_official | 376:cb4d9db17537 | 875 | { |
mbed_official | 376:cb4d9db17537 | 876 | tmpreg = RTC_Bcd2ToByte(sAlarm->AlarmDateWeekDay); |
mbed_official | 376:cb4d9db17537 | 877 | assert_param(IS_RTC_ALARM_DATE_WEEKDAY_DATE(tmpreg)); |
mbed_official | 376:cb4d9db17537 | 878 | } |
mbed_official | 376:cb4d9db17537 | 879 | else |
mbed_official | 376:cb4d9db17537 | 880 | { |
mbed_official | 376:cb4d9db17537 | 881 | tmpreg = RTC_Bcd2ToByte(sAlarm->AlarmDateWeekDay); |
mbed_official | 376:cb4d9db17537 | 882 | assert_param(IS_RTC_ALARM_DATE_WEEKDAY_WEEKDAY(tmpreg)); |
mbed_official | 376:cb4d9db17537 | 883 | } |
mbed_official | 376:cb4d9db17537 | 884 | |
mbed_official | 376:cb4d9db17537 | 885 | tmpreg = (((uint32_t)(sAlarm->AlarmTime.Hours) << 16) | \ |
mbed_official | 376:cb4d9db17537 | 886 | ((uint32_t)(sAlarm->AlarmTime.Minutes) << 8) | \ |
mbed_official | 376:cb4d9db17537 | 887 | ((uint32_t) sAlarm->AlarmTime.Seconds) | \ |
mbed_official | 376:cb4d9db17537 | 888 | ((uint32_t)(sAlarm->AlarmTime.TimeFormat) << 16) | \ |
mbed_official | 376:cb4d9db17537 | 889 | ((uint32_t)(sAlarm->AlarmDateWeekDay) << 24) | \ |
mbed_official | 376:cb4d9db17537 | 890 | ((uint32_t)sAlarm->AlarmDateWeekDaySel) | \ |
mbed_official | 376:cb4d9db17537 | 891 | ((uint32_t)sAlarm->AlarmMask)); |
mbed_official | 376:cb4d9db17537 | 892 | } |
mbed_official | 376:cb4d9db17537 | 893 | |
mbed_official | 376:cb4d9db17537 | 894 | /* Configure the Alarm A or Alarm B Sub Second registers */ |
mbed_official | 376:cb4d9db17537 | 895 | subsecondtmpreg = (uint32_t)((uint32_t)(sAlarm->AlarmTime.SubSeconds) | (uint32_t)(sAlarm->AlarmSubSecondMask)); |
mbed_official | 376:cb4d9db17537 | 896 | |
mbed_official | 376:cb4d9db17537 | 897 | /* Disable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 898 | __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 899 | |
mbed_official | 376:cb4d9db17537 | 900 | /* Configure the Alarm register */ |
mbed_official | 376:cb4d9db17537 | 901 | if(sAlarm->Alarm == RTC_ALARM_A) |
mbed_official | 376:cb4d9db17537 | 902 | { |
mbed_official | 376:cb4d9db17537 | 903 | /* Disable the Alarm A interrupt */ |
mbed_official | 376:cb4d9db17537 | 904 | __HAL_RTC_ALARMA_DISABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 905 | |
mbed_official | 376:cb4d9db17537 | 906 | /* In case of interrupt mode is used, the interrupt source must disabled */ |
mbed_official | 376:cb4d9db17537 | 907 | __HAL_RTC_ALARM_DISABLE_IT(hrtc, RTC_IT_ALRA); |
mbed_official | 376:cb4d9db17537 | 908 | |
mbed_official | 376:cb4d9db17537 | 909 | tickstart = HAL_GetTick(); |
mbed_official | 376:cb4d9db17537 | 910 | /* Wait till RTC ALRAWF flag is set and if Time out is reached exit */ |
mbed_official | 376:cb4d9db17537 | 911 | while(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRAWF) == RESET) |
mbed_official | 376:cb4d9db17537 | 912 | { |
mbed_official | 376:cb4d9db17537 | 913 | if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) |
mbed_official | 376:cb4d9db17537 | 914 | { |
mbed_official | 376:cb4d9db17537 | 915 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 916 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 917 | |
mbed_official | 376:cb4d9db17537 | 918 | hrtc->State = HAL_RTC_STATE_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 919 | |
mbed_official | 376:cb4d9db17537 | 920 | /* Process Unlocked */ |
mbed_official | 376:cb4d9db17537 | 921 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 922 | |
mbed_official | 376:cb4d9db17537 | 923 | return HAL_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 924 | } |
mbed_official | 376:cb4d9db17537 | 925 | } |
mbed_official | 376:cb4d9db17537 | 926 | |
mbed_official | 376:cb4d9db17537 | 927 | hrtc->Instance->ALRMAR = (uint32_t)tmpreg; |
mbed_official | 376:cb4d9db17537 | 928 | /* Configure the Alarm A Sub Second register */ |
mbed_official | 376:cb4d9db17537 | 929 | hrtc->Instance->ALRMASSR = subsecondtmpreg; |
mbed_official | 376:cb4d9db17537 | 930 | /* Configure the Alarm state: Enable Alarm */ |
mbed_official | 376:cb4d9db17537 | 931 | __HAL_RTC_ALARMA_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 932 | } |
mbed_official | 376:cb4d9db17537 | 933 | else |
mbed_official | 376:cb4d9db17537 | 934 | { |
mbed_official | 376:cb4d9db17537 | 935 | /* Disable the Alarm B interrupt */ |
mbed_official | 376:cb4d9db17537 | 936 | __HAL_RTC_ALARMB_DISABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 937 | |
mbed_official | 376:cb4d9db17537 | 938 | /* In case of interrupt mode is used, the interrupt source must disabled */ |
mbed_official | 376:cb4d9db17537 | 939 | __HAL_RTC_ALARM_DISABLE_IT(hrtc, RTC_IT_ALRB); |
mbed_official | 376:cb4d9db17537 | 940 | |
mbed_official | 376:cb4d9db17537 | 941 | tickstart = HAL_GetTick(); |
mbed_official | 376:cb4d9db17537 | 942 | /* Wait till RTC ALRBWF flag is set and if Time out is reached exit */ |
mbed_official | 376:cb4d9db17537 | 943 | while(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRBWF) == RESET) |
mbed_official | 376:cb4d9db17537 | 944 | { |
mbed_official | 376:cb4d9db17537 | 945 | if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) |
mbed_official | 376:cb4d9db17537 | 946 | { |
mbed_official | 376:cb4d9db17537 | 947 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 948 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 949 | |
mbed_official | 376:cb4d9db17537 | 950 | hrtc->State = HAL_RTC_STATE_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 951 | |
mbed_official | 376:cb4d9db17537 | 952 | /* Process Unlocked */ |
mbed_official | 376:cb4d9db17537 | 953 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 954 | |
mbed_official | 376:cb4d9db17537 | 955 | return HAL_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 956 | } |
mbed_official | 376:cb4d9db17537 | 957 | } |
mbed_official | 376:cb4d9db17537 | 958 | |
mbed_official | 376:cb4d9db17537 | 959 | hrtc->Instance->ALRMBR = (uint32_t)tmpreg; |
mbed_official | 376:cb4d9db17537 | 960 | /* Configure the Alarm B Sub Second register */ |
mbed_official | 376:cb4d9db17537 | 961 | hrtc->Instance->ALRMBSSR = subsecondtmpreg; |
mbed_official | 376:cb4d9db17537 | 962 | /* Configure the Alarm state: Enable Alarm */ |
mbed_official | 376:cb4d9db17537 | 963 | __HAL_RTC_ALARMB_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 964 | } |
mbed_official | 376:cb4d9db17537 | 965 | |
mbed_official | 376:cb4d9db17537 | 966 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 967 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 968 | |
mbed_official | 376:cb4d9db17537 | 969 | /* Change RTC state */ |
mbed_official | 376:cb4d9db17537 | 970 | hrtc->State = HAL_RTC_STATE_READY; |
mbed_official | 376:cb4d9db17537 | 971 | |
mbed_official | 376:cb4d9db17537 | 972 | /* Process Unlocked */ |
mbed_official | 376:cb4d9db17537 | 973 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 974 | |
mbed_official | 376:cb4d9db17537 | 975 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 976 | } |
mbed_official | 376:cb4d9db17537 | 977 | |
mbed_official | 376:cb4d9db17537 | 978 | /** |
mbed_official | 376:cb4d9db17537 | 979 | * @brief Sets the specified RTC Alarm with Interrupt |
mbed_official | 376:cb4d9db17537 | 980 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 981 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 982 | * @param sAlarm: Pointer to Alarm structure |
mbed_official | 376:cb4d9db17537 | 983 | * @param Format: Specifies the format of the entered parameters. |
mbed_official | 376:cb4d9db17537 | 984 | * This parameter can be one of the following values: |
mbed_official | 376:cb4d9db17537 | 985 | * @arg FORMAT_BIN: Binary data format |
mbed_official | 376:cb4d9db17537 | 986 | * @arg FORMAT_BCD: BCD data format |
mbed_official | 376:cb4d9db17537 | 987 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 988 | */ |
mbed_official | 376:cb4d9db17537 | 989 | HAL_StatusTypeDef HAL_RTC_SetAlarm_IT(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sAlarm, uint32_t Format) |
mbed_official | 376:cb4d9db17537 | 990 | { |
mbed_official | 376:cb4d9db17537 | 991 | uint32_t tickstart; |
mbed_official | 376:cb4d9db17537 | 992 | uint32_t tmpreg = 0, subsecondtmpreg = 0; |
mbed_official | 376:cb4d9db17537 | 993 | |
mbed_official | 376:cb4d9db17537 | 994 | /* Check the parameters */ |
mbed_official | 376:cb4d9db17537 | 995 | assert_param(IS_RTC_FORMAT(Format)); |
mbed_official | 376:cb4d9db17537 | 996 | assert_param(IS_ALARM(sAlarm->Alarm)); |
mbed_official | 376:cb4d9db17537 | 997 | assert_param(IS_ALARM_MASK(sAlarm->AlarmMask)); |
mbed_official | 376:cb4d9db17537 | 998 | assert_param(IS_RTC_ALARM_DATE_WEEKDAY_SEL(sAlarm->AlarmDateWeekDaySel)); |
mbed_official | 376:cb4d9db17537 | 999 | assert_param(IS_RTC_ALARM_SUB_SECOND_VALUE(sAlarm->AlarmTime.SubSeconds)); |
mbed_official | 376:cb4d9db17537 | 1000 | assert_param(IS_RTC_ALARM_SUB_SECOND_MASK(sAlarm->AlarmSubSecondMask)); |
mbed_official | 376:cb4d9db17537 | 1001 | |
mbed_official | 376:cb4d9db17537 | 1002 | /* Process Locked */ |
mbed_official | 376:cb4d9db17537 | 1003 | __HAL_LOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 1004 | |
mbed_official | 376:cb4d9db17537 | 1005 | hrtc->State = HAL_RTC_STATE_BUSY; |
mbed_official | 376:cb4d9db17537 | 1006 | |
mbed_official | 376:cb4d9db17537 | 1007 | if(Format == FORMAT_BIN) |
mbed_official | 376:cb4d9db17537 | 1008 | { |
mbed_official | 376:cb4d9db17537 | 1009 | if((hrtc->Instance->CR & RTC_CR_FMT) != (uint32_t)RESET) |
mbed_official | 376:cb4d9db17537 | 1010 | { |
mbed_official | 376:cb4d9db17537 | 1011 | assert_param(IS_RTC_HOUR12(sAlarm->AlarmTime.Hours)); |
mbed_official | 376:cb4d9db17537 | 1012 | assert_param(IS_RTC_HOURFORMAT12(sAlarm->AlarmTime.TimeFormat)); |
mbed_official | 376:cb4d9db17537 | 1013 | } |
mbed_official | 376:cb4d9db17537 | 1014 | else |
mbed_official | 376:cb4d9db17537 | 1015 | { |
mbed_official | 376:cb4d9db17537 | 1016 | sAlarm->AlarmTime.TimeFormat = 0x00; |
mbed_official | 376:cb4d9db17537 | 1017 | assert_param(IS_RTC_HOUR24(sAlarm->AlarmTime.Hours)); |
mbed_official | 376:cb4d9db17537 | 1018 | } |
mbed_official | 376:cb4d9db17537 | 1019 | assert_param(IS_RTC_MINUTES(sAlarm->AlarmTime.Minutes)); |
mbed_official | 376:cb4d9db17537 | 1020 | assert_param(IS_RTC_SECONDS(sAlarm->AlarmTime.Seconds)); |
mbed_official | 376:cb4d9db17537 | 1021 | |
mbed_official | 376:cb4d9db17537 | 1022 | if(sAlarm->AlarmDateWeekDaySel == RTC_ALARMDATEWEEKDAYSEL_DATE) |
mbed_official | 376:cb4d9db17537 | 1023 | { |
mbed_official | 376:cb4d9db17537 | 1024 | assert_param(IS_RTC_ALARM_DATE_WEEKDAY_DATE(sAlarm->AlarmDateWeekDay)); |
mbed_official | 376:cb4d9db17537 | 1025 | } |
mbed_official | 376:cb4d9db17537 | 1026 | else |
mbed_official | 376:cb4d9db17537 | 1027 | { |
mbed_official | 376:cb4d9db17537 | 1028 | assert_param(IS_RTC_ALARM_DATE_WEEKDAY_WEEKDAY(sAlarm->AlarmDateWeekDay)); |
mbed_official | 376:cb4d9db17537 | 1029 | } |
mbed_official | 376:cb4d9db17537 | 1030 | tmpreg = (((uint32_t)RTC_ByteToBcd2(sAlarm->AlarmTime.Hours) << 16) | \ |
mbed_official | 376:cb4d9db17537 | 1031 | ((uint32_t)RTC_ByteToBcd2(sAlarm->AlarmTime.Minutes) << 8) | \ |
mbed_official | 376:cb4d9db17537 | 1032 | ((uint32_t)RTC_ByteToBcd2(sAlarm->AlarmTime.Seconds)) | \ |
mbed_official | 376:cb4d9db17537 | 1033 | ((uint32_t)(sAlarm->AlarmTime.TimeFormat) << 16) | \ |
mbed_official | 376:cb4d9db17537 | 1034 | ((uint32_t)RTC_ByteToBcd2(sAlarm->AlarmDateWeekDay) << 24) | \ |
mbed_official | 376:cb4d9db17537 | 1035 | ((uint32_t)sAlarm->AlarmDateWeekDaySel) | \ |
mbed_official | 376:cb4d9db17537 | 1036 | ((uint32_t)sAlarm->AlarmMask)); |
mbed_official | 376:cb4d9db17537 | 1037 | } |
mbed_official | 376:cb4d9db17537 | 1038 | else |
mbed_official | 376:cb4d9db17537 | 1039 | { |
mbed_official | 376:cb4d9db17537 | 1040 | if((hrtc->Instance->CR & RTC_CR_FMT) != (uint32_t)RESET) |
mbed_official | 376:cb4d9db17537 | 1041 | { |
mbed_official | 376:cb4d9db17537 | 1042 | tmpreg = RTC_Bcd2ToByte(sAlarm->AlarmTime.Hours); |
mbed_official | 376:cb4d9db17537 | 1043 | assert_param(IS_RTC_HOUR12(tmpreg)); |
mbed_official | 376:cb4d9db17537 | 1044 | assert_param(IS_RTC_HOURFORMAT12(sAlarm->AlarmTime.TimeFormat)); |
mbed_official | 376:cb4d9db17537 | 1045 | } |
mbed_official | 376:cb4d9db17537 | 1046 | else |
mbed_official | 376:cb4d9db17537 | 1047 | { |
mbed_official | 376:cb4d9db17537 | 1048 | sAlarm->AlarmTime.TimeFormat = 0x00; |
mbed_official | 376:cb4d9db17537 | 1049 | assert_param(IS_RTC_HOUR24(RTC_Bcd2ToByte(sAlarm->AlarmTime.Hours))); |
mbed_official | 376:cb4d9db17537 | 1050 | } |
mbed_official | 376:cb4d9db17537 | 1051 | |
mbed_official | 376:cb4d9db17537 | 1052 | assert_param(IS_RTC_MINUTES(RTC_Bcd2ToByte(sAlarm->AlarmTime.Minutes))); |
mbed_official | 376:cb4d9db17537 | 1053 | assert_param(IS_RTC_SECONDS(RTC_Bcd2ToByte(sAlarm->AlarmTime.Seconds))); |
mbed_official | 376:cb4d9db17537 | 1054 | |
mbed_official | 376:cb4d9db17537 | 1055 | if(sAlarm->AlarmDateWeekDaySel == RTC_ALARMDATEWEEKDAYSEL_DATE) |
mbed_official | 376:cb4d9db17537 | 1056 | { |
mbed_official | 376:cb4d9db17537 | 1057 | tmpreg = RTC_Bcd2ToByte(sAlarm->AlarmDateWeekDay); |
mbed_official | 376:cb4d9db17537 | 1058 | assert_param(IS_RTC_ALARM_DATE_WEEKDAY_DATE(tmpreg)); |
mbed_official | 376:cb4d9db17537 | 1059 | } |
mbed_official | 376:cb4d9db17537 | 1060 | else |
mbed_official | 376:cb4d9db17537 | 1061 | { |
mbed_official | 376:cb4d9db17537 | 1062 | tmpreg = RTC_Bcd2ToByte(sAlarm->AlarmDateWeekDay); |
mbed_official | 376:cb4d9db17537 | 1063 | assert_param(IS_RTC_ALARM_DATE_WEEKDAY_WEEKDAY(tmpreg)); |
mbed_official | 376:cb4d9db17537 | 1064 | } |
mbed_official | 376:cb4d9db17537 | 1065 | tmpreg = (((uint32_t)(sAlarm->AlarmTime.Hours) << 16) | \ |
mbed_official | 376:cb4d9db17537 | 1066 | ((uint32_t)(sAlarm->AlarmTime.Minutes) << 8) | \ |
mbed_official | 376:cb4d9db17537 | 1067 | ((uint32_t) sAlarm->AlarmTime.Seconds) | \ |
mbed_official | 376:cb4d9db17537 | 1068 | ((uint32_t)(sAlarm->AlarmTime.TimeFormat) << 16) | \ |
mbed_official | 376:cb4d9db17537 | 1069 | ((uint32_t)(sAlarm->AlarmDateWeekDay) << 24) | \ |
mbed_official | 376:cb4d9db17537 | 1070 | ((uint32_t)sAlarm->AlarmDateWeekDaySel) | \ |
mbed_official | 376:cb4d9db17537 | 1071 | ((uint32_t)sAlarm->AlarmMask)); |
mbed_official | 376:cb4d9db17537 | 1072 | } |
mbed_official | 376:cb4d9db17537 | 1073 | /* Configure the Alarm A or Alarm B Sub Second registers */ |
mbed_official | 376:cb4d9db17537 | 1074 | subsecondtmpreg = (uint32_t)((uint32_t)(sAlarm->AlarmTime.SubSeconds) | (uint32_t)(sAlarm->AlarmSubSecondMask)); |
mbed_official | 376:cb4d9db17537 | 1075 | |
mbed_official | 376:cb4d9db17537 | 1076 | /* Disable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 1077 | __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 1078 | |
mbed_official | 376:cb4d9db17537 | 1079 | /* Configure the Alarm register */ |
mbed_official | 376:cb4d9db17537 | 1080 | if(sAlarm->Alarm == RTC_ALARM_A) |
mbed_official | 376:cb4d9db17537 | 1081 | { |
mbed_official | 376:cb4d9db17537 | 1082 | /* Disable the Alarm A interrupt */ |
mbed_official | 376:cb4d9db17537 | 1083 | __HAL_RTC_ALARMA_DISABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 1084 | |
mbed_official | 376:cb4d9db17537 | 1085 | /* Clear flag alarm A */ |
mbed_official | 376:cb4d9db17537 | 1086 | __HAL_RTC_ALARM_CLEAR_FLAG(hrtc, RTC_FLAG_ALRAF); |
mbed_official | 376:cb4d9db17537 | 1087 | |
mbed_official | 376:cb4d9db17537 | 1088 | tickstart = HAL_GetTick(); |
mbed_official | 376:cb4d9db17537 | 1089 | /* Wait till RTC ALRAWF flag is set and if Time out is reached exit */ |
mbed_official | 376:cb4d9db17537 | 1090 | while(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRAWF) == RESET) |
mbed_official | 376:cb4d9db17537 | 1091 | { |
mbed_official | 376:cb4d9db17537 | 1092 | if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) |
mbed_official | 376:cb4d9db17537 | 1093 | { |
mbed_official | 376:cb4d9db17537 | 1094 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 1095 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 1096 | |
mbed_official | 376:cb4d9db17537 | 1097 | hrtc->State = HAL_RTC_STATE_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 1098 | |
mbed_official | 376:cb4d9db17537 | 1099 | /* Process Unlocked */ |
mbed_official | 376:cb4d9db17537 | 1100 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 1101 | |
mbed_official | 376:cb4d9db17537 | 1102 | return HAL_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 1103 | } |
mbed_official | 376:cb4d9db17537 | 1104 | } |
mbed_official | 376:cb4d9db17537 | 1105 | |
mbed_official | 376:cb4d9db17537 | 1106 | hrtc->Instance->ALRMAR = (uint32_t)tmpreg; |
mbed_official | 376:cb4d9db17537 | 1107 | /* Configure the Alarm A Sub Second register */ |
mbed_official | 376:cb4d9db17537 | 1108 | hrtc->Instance->ALRMASSR = subsecondtmpreg; |
mbed_official | 376:cb4d9db17537 | 1109 | /* Configure the Alarm state: Enable Alarm */ |
mbed_official | 376:cb4d9db17537 | 1110 | __HAL_RTC_ALARMA_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 1111 | /* Configure the Alarm interrupt */ |
mbed_official | 376:cb4d9db17537 | 1112 | __HAL_RTC_ALARM_ENABLE_IT(hrtc,RTC_IT_ALRA); |
mbed_official | 376:cb4d9db17537 | 1113 | } |
mbed_official | 376:cb4d9db17537 | 1114 | else |
mbed_official | 376:cb4d9db17537 | 1115 | { |
mbed_official | 376:cb4d9db17537 | 1116 | /* Disable the Alarm B interrupt */ |
mbed_official | 376:cb4d9db17537 | 1117 | __HAL_RTC_ALARMB_DISABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 1118 | |
mbed_official | 376:cb4d9db17537 | 1119 | /* Clear flag alarm B */ |
mbed_official | 376:cb4d9db17537 | 1120 | __HAL_RTC_ALARM_CLEAR_FLAG(hrtc, RTC_FLAG_ALRBF); |
mbed_official | 376:cb4d9db17537 | 1121 | |
mbed_official | 376:cb4d9db17537 | 1122 | tickstart = HAL_GetTick(); |
mbed_official | 376:cb4d9db17537 | 1123 | /* Wait till RTC ALRBWF flag is set and if Time out is reached exit */ |
mbed_official | 376:cb4d9db17537 | 1124 | while(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRBWF) == RESET) |
mbed_official | 376:cb4d9db17537 | 1125 | { |
mbed_official | 376:cb4d9db17537 | 1126 | if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) |
mbed_official | 376:cb4d9db17537 | 1127 | { |
mbed_official | 376:cb4d9db17537 | 1128 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 1129 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 1130 | |
mbed_official | 376:cb4d9db17537 | 1131 | hrtc->State = HAL_RTC_STATE_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 1132 | |
mbed_official | 376:cb4d9db17537 | 1133 | /* Process Unlocked */ |
mbed_official | 376:cb4d9db17537 | 1134 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 1135 | |
mbed_official | 376:cb4d9db17537 | 1136 | return HAL_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 1137 | } |
mbed_official | 376:cb4d9db17537 | 1138 | } |
mbed_official | 376:cb4d9db17537 | 1139 | |
mbed_official | 376:cb4d9db17537 | 1140 | hrtc->Instance->ALRMBR = (uint32_t)tmpreg; |
mbed_official | 376:cb4d9db17537 | 1141 | /* Configure the Alarm B Sub Second register */ |
mbed_official | 376:cb4d9db17537 | 1142 | hrtc->Instance->ALRMBSSR = subsecondtmpreg; |
mbed_official | 376:cb4d9db17537 | 1143 | /* Configure the Alarm state: Enable Alarm */ |
mbed_official | 376:cb4d9db17537 | 1144 | __HAL_RTC_ALARMB_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 1145 | /* Configure the Alarm interrupt */ |
mbed_official | 376:cb4d9db17537 | 1146 | __HAL_RTC_ALARM_ENABLE_IT(hrtc, RTC_IT_ALRB); |
mbed_official | 376:cb4d9db17537 | 1147 | } |
mbed_official | 376:cb4d9db17537 | 1148 | |
mbed_official | 376:cb4d9db17537 | 1149 | /* RTC Alarm Interrupt Configuration: EXTI configuration */ |
mbed_official | 376:cb4d9db17537 | 1150 | __HAL_RTC_EXTI_ENABLE_IT(RTC_EXTI_LINE_ALARM_EVENT); |
mbed_official | 376:cb4d9db17537 | 1151 | |
mbed_official | 376:cb4d9db17537 | 1152 | EXTI->RTSR |= RTC_EXTI_LINE_ALARM_EVENT; |
mbed_official | 376:cb4d9db17537 | 1153 | |
mbed_official | 376:cb4d9db17537 | 1154 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 1155 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 1156 | |
mbed_official | 376:cb4d9db17537 | 1157 | hrtc->State = HAL_RTC_STATE_READY; |
mbed_official | 376:cb4d9db17537 | 1158 | |
mbed_official | 376:cb4d9db17537 | 1159 | /* Process Unlocked */ |
mbed_official | 376:cb4d9db17537 | 1160 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 1161 | |
mbed_official | 376:cb4d9db17537 | 1162 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 1163 | } |
mbed_official | 376:cb4d9db17537 | 1164 | |
mbed_official | 376:cb4d9db17537 | 1165 | /** |
mbed_official | 376:cb4d9db17537 | 1166 | * @brief Deactive the specified RTC Alarm |
mbed_official | 376:cb4d9db17537 | 1167 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 1168 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 1169 | * @param Alarm: Specifies the Alarm. |
mbed_official | 376:cb4d9db17537 | 1170 | * This parameter can be one of the following values: |
mbed_official | 376:cb4d9db17537 | 1171 | * @arg RTC_ALARM_A: AlarmA |
mbed_official | 376:cb4d9db17537 | 1172 | * @arg RTC_ALARM_B: AlarmB |
mbed_official | 376:cb4d9db17537 | 1173 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 1174 | */ |
mbed_official | 376:cb4d9db17537 | 1175 | HAL_StatusTypeDef HAL_RTC_DeactivateAlarm(RTC_HandleTypeDef *hrtc, uint32_t Alarm) |
mbed_official | 376:cb4d9db17537 | 1176 | { |
mbed_official | 376:cb4d9db17537 | 1177 | uint32_t tickstart; |
mbed_official | 376:cb4d9db17537 | 1178 | |
mbed_official | 376:cb4d9db17537 | 1179 | /* Check the parameters */ |
mbed_official | 376:cb4d9db17537 | 1180 | assert_param(IS_ALARM(Alarm)); |
mbed_official | 376:cb4d9db17537 | 1181 | |
mbed_official | 376:cb4d9db17537 | 1182 | /* Process Locked */ |
mbed_official | 376:cb4d9db17537 | 1183 | __HAL_LOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 1184 | |
mbed_official | 376:cb4d9db17537 | 1185 | hrtc->State = HAL_RTC_STATE_BUSY; |
mbed_official | 376:cb4d9db17537 | 1186 | |
mbed_official | 376:cb4d9db17537 | 1187 | /* Disable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 1188 | __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 1189 | |
mbed_official | 376:cb4d9db17537 | 1190 | if(Alarm == RTC_ALARM_A) |
mbed_official | 376:cb4d9db17537 | 1191 | { |
mbed_official | 376:cb4d9db17537 | 1192 | /* AlarmA */ |
mbed_official | 376:cb4d9db17537 | 1193 | __HAL_RTC_ALARMA_DISABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 1194 | |
mbed_official | 376:cb4d9db17537 | 1195 | /* In case of interrupt mode is used, the interrupt source must disabled */ |
mbed_official | 376:cb4d9db17537 | 1196 | __HAL_RTC_ALARM_DISABLE_IT(hrtc, RTC_IT_ALRA); |
mbed_official | 376:cb4d9db17537 | 1197 | |
mbed_official | 376:cb4d9db17537 | 1198 | tickstart = HAL_GetTick(); |
mbed_official | 376:cb4d9db17537 | 1199 | |
mbed_official | 376:cb4d9db17537 | 1200 | /* Wait till RTC ALRxWF flag is set and if Time out is reached exit */ |
mbed_official | 376:cb4d9db17537 | 1201 | while(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRAWF) == RESET) |
mbed_official | 376:cb4d9db17537 | 1202 | { |
mbed_official | 376:cb4d9db17537 | 1203 | if( (HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) |
mbed_official | 376:cb4d9db17537 | 1204 | { |
mbed_official | 376:cb4d9db17537 | 1205 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 1206 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 1207 | |
mbed_official | 376:cb4d9db17537 | 1208 | hrtc->State = HAL_RTC_STATE_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 1209 | |
mbed_official | 376:cb4d9db17537 | 1210 | /* Process Unlocked */ |
mbed_official | 376:cb4d9db17537 | 1211 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 1212 | |
mbed_official | 376:cb4d9db17537 | 1213 | return HAL_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 1214 | } |
mbed_official | 376:cb4d9db17537 | 1215 | } |
mbed_official | 376:cb4d9db17537 | 1216 | } |
mbed_official | 376:cb4d9db17537 | 1217 | else |
mbed_official | 376:cb4d9db17537 | 1218 | { |
mbed_official | 376:cb4d9db17537 | 1219 | /* AlarmB */ |
mbed_official | 376:cb4d9db17537 | 1220 | __HAL_RTC_ALARMB_DISABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 1221 | |
mbed_official | 376:cb4d9db17537 | 1222 | /* In case of interrupt mode is used, the interrupt source must disabled */ |
mbed_official | 376:cb4d9db17537 | 1223 | __HAL_RTC_ALARM_DISABLE_IT(hrtc,RTC_IT_ALRB); |
mbed_official | 376:cb4d9db17537 | 1224 | |
mbed_official | 376:cb4d9db17537 | 1225 | tickstart = HAL_GetTick(); |
mbed_official | 376:cb4d9db17537 | 1226 | |
mbed_official | 376:cb4d9db17537 | 1227 | /* Wait till RTC ALRxWF flag is set and if Time out is reached exit */ |
mbed_official | 376:cb4d9db17537 | 1228 | while(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRBWF) == RESET) |
mbed_official | 376:cb4d9db17537 | 1229 | { |
mbed_official | 376:cb4d9db17537 | 1230 | if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) |
mbed_official | 376:cb4d9db17537 | 1231 | { |
mbed_official | 376:cb4d9db17537 | 1232 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 1233 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 1234 | |
mbed_official | 376:cb4d9db17537 | 1235 | hrtc->State = HAL_RTC_STATE_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 1236 | |
mbed_official | 376:cb4d9db17537 | 1237 | /* Process Unlocked */ |
mbed_official | 376:cb4d9db17537 | 1238 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 1239 | |
mbed_official | 376:cb4d9db17537 | 1240 | return HAL_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 1241 | } |
mbed_official | 376:cb4d9db17537 | 1242 | } |
mbed_official | 376:cb4d9db17537 | 1243 | } |
mbed_official | 376:cb4d9db17537 | 1244 | /* Enable the write protection for RTC registers */ |
mbed_official | 376:cb4d9db17537 | 1245 | __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); |
mbed_official | 376:cb4d9db17537 | 1246 | |
mbed_official | 376:cb4d9db17537 | 1247 | hrtc->State = HAL_RTC_STATE_READY; |
mbed_official | 376:cb4d9db17537 | 1248 | |
mbed_official | 376:cb4d9db17537 | 1249 | /* Process Unlocked */ |
mbed_official | 376:cb4d9db17537 | 1250 | __HAL_UNLOCK(hrtc); |
mbed_official | 376:cb4d9db17537 | 1251 | |
mbed_official | 376:cb4d9db17537 | 1252 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 1253 | } |
mbed_official | 376:cb4d9db17537 | 1254 | |
mbed_official | 376:cb4d9db17537 | 1255 | /** |
mbed_official | 376:cb4d9db17537 | 1256 | * @brief Gets the RTC Alarm value and masks. |
mbed_official | 376:cb4d9db17537 | 1257 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 1258 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 1259 | * @param sAlarm: Pointer to Date structure |
mbed_official | 376:cb4d9db17537 | 1260 | * @param Alarm: Specifies the Alarm. |
mbed_official | 376:cb4d9db17537 | 1261 | * This parameter can be one of the following values: |
mbed_official | 376:cb4d9db17537 | 1262 | * @arg RTC_ALARM_A: AlarmA |
mbed_official | 376:cb4d9db17537 | 1263 | * @arg RTC_ALARM_B: AlarmB |
mbed_official | 376:cb4d9db17537 | 1264 | * @param Format: Specifies the format of the entered parameters. |
mbed_official | 376:cb4d9db17537 | 1265 | * This parameter can be one of the following values: |
mbed_official | 376:cb4d9db17537 | 1266 | * @arg FORMAT_BIN: Binary data format |
mbed_official | 376:cb4d9db17537 | 1267 | * @arg FORMAT_BCD: BCD data format |
mbed_official | 376:cb4d9db17537 | 1268 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 1269 | */ |
mbed_official | 376:cb4d9db17537 | 1270 | HAL_StatusTypeDef HAL_RTC_GetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sAlarm, uint32_t Alarm, uint32_t Format) |
mbed_official | 376:cb4d9db17537 | 1271 | { |
mbed_official | 376:cb4d9db17537 | 1272 | uint32_t tmpreg = 0, subsecondtmpreg = 0; |
mbed_official | 376:cb4d9db17537 | 1273 | |
mbed_official | 376:cb4d9db17537 | 1274 | /* Check the parameters */ |
mbed_official | 376:cb4d9db17537 | 1275 | assert_param(IS_RTC_FORMAT(Format)); |
mbed_official | 376:cb4d9db17537 | 1276 | assert_param(IS_ALARM(Alarm)); |
mbed_official | 376:cb4d9db17537 | 1277 | |
mbed_official | 376:cb4d9db17537 | 1278 | if(Alarm == RTC_ALARM_A) |
mbed_official | 376:cb4d9db17537 | 1279 | { |
mbed_official | 376:cb4d9db17537 | 1280 | /* AlarmA */ |
mbed_official | 376:cb4d9db17537 | 1281 | sAlarm->Alarm = RTC_ALARM_A; |
mbed_official | 376:cb4d9db17537 | 1282 | |
mbed_official | 376:cb4d9db17537 | 1283 | tmpreg = (uint32_t)(hrtc->Instance->ALRMAR); |
mbed_official | 376:cb4d9db17537 | 1284 | subsecondtmpreg = (uint32_t)((hrtc->Instance->ALRMASSR ) & RTC_ALRMASSR_SS); |
mbed_official | 376:cb4d9db17537 | 1285 | } |
mbed_official | 376:cb4d9db17537 | 1286 | else |
mbed_official | 376:cb4d9db17537 | 1287 | { |
mbed_official | 376:cb4d9db17537 | 1288 | sAlarm->Alarm = RTC_ALARM_B; |
mbed_official | 376:cb4d9db17537 | 1289 | |
mbed_official | 376:cb4d9db17537 | 1290 | tmpreg = (uint32_t)(hrtc->Instance->ALRMBR); |
mbed_official | 376:cb4d9db17537 | 1291 | subsecondtmpreg = (uint32_t)((hrtc->Instance->ALRMBSSR) & RTC_ALRMBSSR_SS); |
mbed_official | 376:cb4d9db17537 | 1292 | } |
mbed_official | 376:cb4d9db17537 | 1293 | |
mbed_official | 376:cb4d9db17537 | 1294 | /* Fill the structure with the read parameters */ |
mbed_official | 376:cb4d9db17537 | 1295 | sAlarm->AlarmTime.Hours = (uint32_t)((tmpreg & (RTC_ALRMBR_HT | RTC_ALRMBR_HU)) >> 16); |
mbed_official | 376:cb4d9db17537 | 1296 | sAlarm->AlarmTime.Minutes = (uint32_t)((tmpreg & (RTC_ALRMBR_MNT | RTC_ALRMBR_MNU)) >> 8); |
mbed_official | 376:cb4d9db17537 | 1297 | sAlarm->AlarmTime.Seconds = (uint32_t)(tmpreg & (RTC_ALRMBR_ST | RTC_ALRMBR_SU)); |
mbed_official | 376:cb4d9db17537 | 1298 | sAlarm->AlarmTime.TimeFormat = (uint32_t)((tmpreg & RTC_ALRMBR_PM) >> 16); |
mbed_official | 376:cb4d9db17537 | 1299 | sAlarm->AlarmTime.SubSeconds = (uint32_t) subsecondtmpreg; |
mbed_official | 376:cb4d9db17537 | 1300 | sAlarm->AlarmDateWeekDay = (uint32_t)((tmpreg & (RTC_ALRMBR_DT | RTC_ALRMBR_DU)) >> 24); |
mbed_official | 376:cb4d9db17537 | 1301 | sAlarm->AlarmDateWeekDaySel = (uint32_t)(tmpreg & RTC_ALRMBR_WDSEL); |
mbed_official | 376:cb4d9db17537 | 1302 | sAlarm->AlarmMask = (uint32_t)(tmpreg & RTC_ALARMMASK_ALL); |
mbed_official | 376:cb4d9db17537 | 1303 | |
mbed_official | 376:cb4d9db17537 | 1304 | if(Format == FORMAT_BIN) |
mbed_official | 376:cb4d9db17537 | 1305 | { |
mbed_official | 376:cb4d9db17537 | 1306 | sAlarm->AlarmTime.Hours = RTC_Bcd2ToByte(sAlarm->AlarmTime.Hours); |
mbed_official | 376:cb4d9db17537 | 1307 | sAlarm->AlarmTime.Minutes = RTC_Bcd2ToByte(sAlarm->AlarmTime.Minutes); |
mbed_official | 376:cb4d9db17537 | 1308 | sAlarm->AlarmTime.Seconds = RTC_Bcd2ToByte(sAlarm->AlarmTime.Seconds); |
mbed_official | 376:cb4d9db17537 | 1309 | sAlarm->AlarmDateWeekDay = RTC_Bcd2ToByte(sAlarm->AlarmDateWeekDay); |
mbed_official | 376:cb4d9db17537 | 1310 | } |
mbed_official | 376:cb4d9db17537 | 1311 | |
mbed_official | 376:cb4d9db17537 | 1312 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 1313 | } |
mbed_official | 376:cb4d9db17537 | 1314 | |
mbed_official | 376:cb4d9db17537 | 1315 | /** |
mbed_official | 376:cb4d9db17537 | 1316 | * @brief This function handles Alarm interrupt request. |
mbed_official | 376:cb4d9db17537 | 1317 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 1318 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 1319 | * @retval None |
mbed_official | 376:cb4d9db17537 | 1320 | */ |
mbed_official | 376:cb4d9db17537 | 1321 | void HAL_RTC_AlarmIRQHandler(RTC_HandleTypeDef* hrtc) |
mbed_official | 376:cb4d9db17537 | 1322 | { |
mbed_official | 376:cb4d9db17537 | 1323 | if(__HAL_RTC_ALARM_GET_IT(hrtc, RTC_IT_ALRA)) |
mbed_official | 376:cb4d9db17537 | 1324 | { |
mbed_official | 376:cb4d9db17537 | 1325 | /* Get the status of the Interrupt */ |
mbed_official | 376:cb4d9db17537 | 1326 | if((uint32_t)(hrtc->Instance->CR & RTC_IT_ALRA) != (uint32_t)RESET) |
mbed_official | 376:cb4d9db17537 | 1327 | { |
mbed_official | 376:cb4d9db17537 | 1328 | /* AlarmA callback */ |
mbed_official | 376:cb4d9db17537 | 1329 | HAL_RTC_AlarmAEventCallback(hrtc); |
mbed_official | 376:cb4d9db17537 | 1330 | |
mbed_official | 376:cb4d9db17537 | 1331 | /* Clear the Alarm interrupt pending bit */ |
mbed_official | 376:cb4d9db17537 | 1332 | __HAL_RTC_ALARM_CLEAR_FLAG(hrtc,RTC_FLAG_ALRAF); |
mbed_official | 376:cb4d9db17537 | 1333 | } |
mbed_official | 376:cb4d9db17537 | 1334 | } |
mbed_official | 376:cb4d9db17537 | 1335 | |
mbed_official | 376:cb4d9db17537 | 1336 | if(__HAL_RTC_ALARM_GET_IT(hrtc, RTC_IT_ALRB)) |
mbed_official | 376:cb4d9db17537 | 1337 | { |
mbed_official | 376:cb4d9db17537 | 1338 | /* Get the status of the Interrupt */ |
mbed_official | 376:cb4d9db17537 | 1339 | if((uint32_t)(hrtc->Instance->CR & RTC_IT_ALRB) != (uint32_t)RESET) |
mbed_official | 376:cb4d9db17537 | 1340 | { |
mbed_official | 376:cb4d9db17537 | 1341 | /* AlarmB callback */ |
mbed_official | 376:cb4d9db17537 | 1342 | HAL_RTCEx_AlarmBEventCallback(hrtc); |
mbed_official | 376:cb4d9db17537 | 1343 | |
mbed_official | 376:cb4d9db17537 | 1344 | /* Clear the Alarm interrupt pending bit */ |
mbed_official | 376:cb4d9db17537 | 1345 | __HAL_RTC_ALARM_CLEAR_FLAG(hrtc,RTC_FLAG_ALRBF); |
mbed_official | 376:cb4d9db17537 | 1346 | } |
mbed_official | 376:cb4d9db17537 | 1347 | } |
mbed_official | 376:cb4d9db17537 | 1348 | |
mbed_official | 376:cb4d9db17537 | 1349 | /* Clear the EXTI's line Flag for RTC Alarm */ |
mbed_official | 376:cb4d9db17537 | 1350 | __HAL_RTC_EXTI_CLEAR_FLAG(RTC_EXTI_LINE_ALARM_EVENT); |
mbed_official | 376:cb4d9db17537 | 1351 | |
mbed_official | 376:cb4d9db17537 | 1352 | /* Change RTC state */ |
mbed_official | 376:cb4d9db17537 | 1353 | hrtc->State = HAL_RTC_STATE_READY; |
mbed_official | 376:cb4d9db17537 | 1354 | } |
mbed_official | 376:cb4d9db17537 | 1355 | |
mbed_official | 376:cb4d9db17537 | 1356 | /** |
mbed_official | 376:cb4d9db17537 | 1357 | * @brief Alarm A callback. |
mbed_official | 376:cb4d9db17537 | 1358 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 1359 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 1360 | * @retval None |
mbed_official | 376:cb4d9db17537 | 1361 | */ |
mbed_official | 376:cb4d9db17537 | 1362 | __weak void HAL_RTC_AlarmAEventCallback(RTC_HandleTypeDef *hrtc) |
mbed_official | 376:cb4d9db17537 | 1363 | { |
mbed_official | 376:cb4d9db17537 | 1364 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 376:cb4d9db17537 | 1365 | the HAL_RTC_AlarmAEventCallback could be implemented in the user file |
mbed_official | 376:cb4d9db17537 | 1366 | */ |
mbed_official | 376:cb4d9db17537 | 1367 | } |
mbed_official | 376:cb4d9db17537 | 1368 | |
mbed_official | 376:cb4d9db17537 | 1369 | /** |
mbed_official | 376:cb4d9db17537 | 1370 | * @brief This function handles AlarmA Polling request. |
mbed_official | 376:cb4d9db17537 | 1371 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 1372 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 1373 | * @param Timeout: Timeout duration |
mbed_official | 376:cb4d9db17537 | 1374 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 1375 | */ |
mbed_official | 376:cb4d9db17537 | 1376 | HAL_StatusTypeDef HAL_RTC_PollForAlarmAEvent(RTC_HandleTypeDef *hrtc, uint32_t Timeout) |
mbed_official | 376:cb4d9db17537 | 1377 | { |
mbed_official | 376:cb4d9db17537 | 1378 | |
mbed_official | 376:cb4d9db17537 | 1379 | uint32_t tickstart; |
mbed_official | 376:cb4d9db17537 | 1380 | |
mbed_official | 376:cb4d9db17537 | 1381 | /* Get Timeout value */ |
mbed_official | 376:cb4d9db17537 | 1382 | tickstart = HAL_GetTick(); |
mbed_official | 376:cb4d9db17537 | 1383 | |
mbed_official | 376:cb4d9db17537 | 1384 | while(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRAF) == RESET) |
mbed_official | 376:cb4d9db17537 | 1385 | { |
mbed_official | 376:cb4d9db17537 | 1386 | if(Timeout != HAL_MAX_DELAY) |
mbed_official | 376:cb4d9db17537 | 1387 | { |
mbed_official | 376:cb4d9db17537 | 1388 | if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) |
mbed_official | 376:cb4d9db17537 | 1389 | { |
mbed_official | 376:cb4d9db17537 | 1390 | hrtc->State = HAL_RTC_STATE_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 1391 | return HAL_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 1392 | } |
mbed_official | 376:cb4d9db17537 | 1393 | } |
mbed_official | 376:cb4d9db17537 | 1394 | } |
mbed_official | 376:cb4d9db17537 | 1395 | |
mbed_official | 376:cb4d9db17537 | 1396 | /* Clear the Alarm interrupt pending bit */ |
mbed_official | 376:cb4d9db17537 | 1397 | __HAL_RTC_ALARM_CLEAR_FLAG(hrtc, RTC_FLAG_ALRAF); |
mbed_official | 376:cb4d9db17537 | 1398 | |
mbed_official | 376:cb4d9db17537 | 1399 | /* Change RTC state */ |
mbed_official | 376:cb4d9db17537 | 1400 | hrtc->State = HAL_RTC_STATE_READY; |
mbed_official | 376:cb4d9db17537 | 1401 | |
mbed_official | 376:cb4d9db17537 | 1402 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 1403 | } |
mbed_official | 376:cb4d9db17537 | 1404 | |
mbed_official | 376:cb4d9db17537 | 1405 | /** |
mbed_official | 376:cb4d9db17537 | 1406 | * @} |
mbed_official | 376:cb4d9db17537 | 1407 | */ |
mbed_official | 376:cb4d9db17537 | 1408 | |
mbed_official | 376:cb4d9db17537 | 1409 | /** @defgroup RTC_Group4 Peripheral Control functions |
mbed_official | 376:cb4d9db17537 | 1410 | * @brief Peripheral Control functions |
mbed_official | 376:cb4d9db17537 | 1411 | * |
mbed_official | 376:cb4d9db17537 | 1412 | @verbatim |
mbed_official | 376:cb4d9db17537 | 1413 | =============================================================================== |
mbed_official | 376:cb4d9db17537 | 1414 | ##### Peripheral Control functions ##### |
mbed_official | 376:cb4d9db17537 | 1415 | =============================================================================== |
mbed_official | 376:cb4d9db17537 | 1416 | [..] |
mbed_official | 376:cb4d9db17537 | 1417 | This subsection provides functions allowing to |
mbed_official | 376:cb4d9db17537 | 1418 | (+) get the RTC state |
mbed_official | 376:cb4d9db17537 | 1419 | (+) poll for alarm, timestamp, tamper or wakeup timer events |
mbed_official | 376:cb4d9db17537 | 1420 | (+) handle alarm, timestamp, tamper or wakeup timer interrupt request. |
mbed_official | 376:cb4d9db17537 | 1421 | |
mbed_official | 376:cb4d9db17537 | 1422 | @endverbatim |
mbed_official | 376:cb4d9db17537 | 1423 | * @{ |
mbed_official | 376:cb4d9db17537 | 1424 | */ |
mbed_official | 376:cb4d9db17537 | 1425 | |
mbed_official | 376:cb4d9db17537 | 1426 | /** |
mbed_official | 376:cb4d9db17537 | 1427 | * @brief Waits until the RTC Time and Date registers (RTC_TR and RTC_DR) are |
mbed_official | 376:cb4d9db17537 | 1428 | * synchronized with RTC APB clock. |
mbed_official | 376:cb4d9db17537 | 1429 | * @note The RTC Resynchronization mode is write protected, use the |
mbed_official | 376:cb4d9db17537 | 1430 | * __HAL_RTC_WRITEPROTECTION_DISABLE() before calling this function. |
mbed_official | 376:cb4d9db17537 | 1431 | * @note To read the calendar through the shadow registers after Calendar |
mbed_official | 376:cb4d9db17537 | 1432 | * initialization, calendar update or after wakeup from low power modes |
mbed_official | 376:cb4d9db17537 | 1433 | * the software must first clear the RSF flag. |
mbed_official | 376:cb4d9db17537 | 1434 | * The software must then wait until it is set again before reading |
mbed_official | 376:cb4d9db17537 | 1435 | * the calendar, which means that the calendar registers have been |
mbed_official | 376:cb4d9db17537 | 1436 | * correctly copied into the RTC_TR and RTC_DR shadow registers. |
mbed_official | 376:cb4d9db17537 | 1437 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 1438 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 1439 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 1440 | */ |
mbed_official | 376:cb4d9db17537 | 1441 | HAL_StatusTypeDef HAL_RTC_WaitForSynchro(RTC_HandleTypeDef* hrtc) |
mbed_official | 376:cb4d9db17537 | 1442 | { |
mbed_official | 376:cb4d9db17537 | 1443 | uint32_t tickstart; |
mbed_official | 376:cb4d9db17537 | 1444 | |
mbed_official | 376:cb4d9db17537 | 1445 | /* Clear RSF flag */ |
mbed_official | 376:cb4d9db17537 | 1446 | hrtc->Instance->ISR &= (uint32_t)RTC_RSF_MASK; |
mbed_official | 376:cb4d9db17537 | 1447 | |
mbed_official | 376:cb4d9db17537 | 1448 | tickstart = HAL_GetTick(); |
mbed_official | 376:cb4d9db17537 | 1449 | |
mbed_official | 376:cb4d9db17537 | 1450 | /* Wait the registers to be synchronised */ |
mbed_official | 376:cb4d9db17537 | 1451 | while((hrtc->Instance->ISR & RTC_ISR_RSF) == (uint32_t)RESET) |
mbed_official | 376:cb4d9db17537 | 1452 | { |
mbed_official | 376:cb4d9db17537 | 1453 | if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) |
mbed_official | 376:cb4d9db17537 | 1454 | { |
mbed_official | 376:cb4d9db17537 | 1455 | return HAL_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 1456 | } |
mbed_official | 376:cb4d9db17537 | 1457 | } |
mbed_official | 376:cb4d9db17537 | 1458 | |
mbed_official | 376:cb4d9db17537 | 1459 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 1460 | } |
mbed_official | 376:cb4d9db17537 | 1461 | |
mbed_official | 376:cb4d9db17537 | 1462 | /** @defgroup RTC_Group5 Peripheral State functions |
mbed_official | 376:cb4d9db17537 | 1463 | * @brief Peripheral State functions |
mbed_official | 376:cb4d9db17537 | 1464 | * |
mbed_official | 376:cb4d9db17537 | 1465 | @verbatim |
mbed_official | 376:cb4d9db17537 | 1466 | =============================================================================== |
mbed_official | 376:cb4d9db17537 | 1467 | ##### Peripheral State functions ##### |
mbed_official | 376:cb4d9db17537 | 1468 | =============================================================================== |
mbed_official | 376:cb4d9db17537 | 1469 | [..] |
mbed_official | 376:cb4d9db17537 | 1470 | This subsection provides functions allowing to |
mbed_official | 376:cb4d9db17537 | 1471 | (+) Get RTC state |
mbed_official | 376:cb4d9db17537 | 1472 | |
mbed_official | 376:cb4d9db17537 | 1473 | @endverbatim |
mbed_official | 376:cb4d9db17537 | 1474 | * @{ |
mbed_official | 376:cb4d9db17537 | 1475 | */ |
mbed_official | 376:cb4d9db17537 | 1476 | /** |
mbed_official | 376:cb4d9db17537 | 1477 | * @brief Returns the RTC state. |
mbed_official | 376:cb4d9db17537 | 1478 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 1479 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 1480 | * @retval HAL state |
mbed_official | 376:cb4d9db17537 | 1481 | */ |
mbed_official | 376:cb4d9db17537 | 1482 | HAL_RTCStateTypeDef HAL_RTC_GetState(RTC_HandleTypeDef* hrtc) |
mbed_official | 376:cb4d9db17537 | 1483 | { |
mbed_official | 376:cb4d9db17537 | 1484 | return hrtc->State; |
mbed_official | 376:cb4d9db17537 | 1485 | } |
mbed_official | 376:cb4d9db17537 | 1486 | |
mbed_official | 376:cb4d9db17537 | 1487 | /** |
mbed_official | 376:cb4d9db17537 | 1488 | * @} |
mbed_official | 376:cb4d9db17537 | 1489 | */ |
mbed_official | 376:cb4d9db17537 | 1490 | |
mbed_official | 376:cb4d9db17537 | 1491 | /** |
mbed_official | 376:cb4d9db17537 | 1492 | * @brief Enters the RTC Initialization mode. |
mbed_official | 376:cb4d9db17537 | 1493 | * @note The RTC Initialization mode is write protected, use the |
mbed_official | 376:cb4d9db17537 | 1494 | * __HAL_RTC_WRITEPROTECTION_DISABLE() before calling this function. |
mbed_official | 376:cb4d9db17537 | 1495 | * @param hrtc: pointer to a RTC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 1496 | * the configuration information for RTC. |
mbed_official | 376:cb4d9db17537 | 1497 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 1498 | */ |
mbed_official | 376:cb4d9db17537 | 1499 | HAL_StatusTypeDef RTC_EnterInitMode(RTC_HandleTypeDef* hrtc) |
mbed_official | 376:cb4d9db17537 | 1500 | { |
mbed_official | 376:cb4d9db17537 | 1501 | uint32_t tickstart; |
mbed_official | 376:cb4d9db17537 | 1502 | |
mbed_official | 376:cb4d9db17537 | 1503 | /* Check if the Initialization mode is set */ |
mbed_official | 376:cb4d9db17537 | 1504 | if((hrtc->Instance->ISR & RTC_ISR_INITF) == (uint32_t)RESET) |
mbed_official | 376:cb4d9db17537 | 1505 | { |
mbed_official | 376:cb4d9db17537 | 1506 | /* Set the Initialization mode */ |
mbed_official | 376:cb4d9db17537 | 1507 | hrtc->Instance->ISR = (uint32_t)RTC_INIT_MASK; |
mbed_official | 376:cb4d9db17537 | 1508 | |
mbed_official | 376:cb4d9db17537 | 1509 | tickstart = HAL_GetTick(); |
mbed_official | 376:cb4d9db17537 | 1510 | /* Wait till RTC is in INIT state and if Time out is reached exit */ |
mbed_official | 376:cb4d9db17537 | 1511 | while((hrtc->Instance->ISR & RTC_ISR_INITF) == (uint32_t)RESET) |
mbed_official | 376:cb4d9db17537 | 1512 | { |
mbed_official | 376:cb4d9db17537 | 1513 | if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) |
mbed_official | 376:cb4d9db17537 | 1514 | { |
mbed_official | 376:cb4d9db17537 | 1515 | return HAL_TIMEOUT; |
mbed_official | 376:cb4d9db17537 | 1516 | } |
mbed_official | 376:cb4d9db17537 | 1517 | } |
mbed_official | 376:cb4d9db17537 | 1518 | } |
mbed_official | 376:cb4d9db17537 | 1519 | |
mbed_official | 376:cb4d9db17537 | 1520 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 1521 | } |
mbed_official | 376:cb4d9db17537 | 1522 | |
mbed_official | 376:cb4d9db17537 | 1523 | |
mbed_official | 376:cb4d9db17537 | 1524 | /** |
mbed_official | 376:cb4d9db17537 | 1525 | * @brief Converts a 2 digit decimal to BCD format. |
mbed_official | 376:cb4d9db17537 | 1526 | * @param Value: Byte to be converted |
mbed_official | 376:cb4d9db17537 | 1527 | * @retval Converted byte |
mbed_official | 376:cb4d9db17537 | 1528 | */ |
mbed_official | 376:cb4d9db17537 | 1529 | uint8_t RTC_ByteToBcd2(uint8_t Value) |
mbed_official | 376:cb4d9db17537 | 1530 | { |
mbed_official | 376:cb4d9db17537 | 1531 | uint32_t bcdhigh = 0; |
mbed_official | 376:cb4d9db17537 | 1532 | |
mbed_official | 376:cb4d9db17537 | 1533 | while(Value >= 10) |
mbed_official | 376:cb4d9db17537 | 1534 | { |
mbed_official | 376:cb4d9db17537 | 1535 | bcdhigh++; |
mbed_official | 376:cb4d9db17537 | 1536 | Value -= 10; |
mbed_official | 376:cb4d9db17537 | 1537 | } |
mbed_official | 376:cb4d9db17537 | 1538 | |
mbed_official | 376:cb4d9db17537 | 1539 | return ((uint8_t)(bcdhigh << 4) | Value); |
mbed_official | 376:cb4d9db17537 | 1540 | } |
mbed_official | 376:cb4d9db17537 | 1541 | |
mbed_official | 376:cb4d9db17537 | 1542 | /** |
mbed_official | 376:cb4d9db17537 | 1543 | * @brief Converts from 2 digit BCD to Binary. |
mbed_official | 376:cb4d9db17537 | 1544 | * @param Value: BCD value to be converted |
mbed_official | 376:cb4d9db17537 | 1545 | * @retval Converted word |
mbed_official | 376:cb4d9db17537 | 1546 | */ |
mbed_official | 376:cb4d9db17537 | 1547 | uint8_t RTC_Bcd2ToByte(uint8_t Value) |
mbed_official | 376:cb4d9db17537 | 1548 | { |
mbed_official | 376:cb4d9db17537 | 1549 | uint32_t tmp = 0; |
mbed_official | 376:cb4d9db17537 | 1550 | tmp = ((uint8_t)(Value & (uint8_t)0xF0) >> (uint8_t)0x4) * 10; |
mbed_official | 376:cb4d9db17537 | 1551 | return (tmp + (Value & (uint8_t)0x0F)); |
mbed_official | 376:cb4d9db17537 | 1552 | } |
mbed_official | 376:cb4d9db17537 | 1553 | |
mbed_official | 376:cb4d9db17537 | 1554 | /** |
mbed_official | 376:cb4d9db17537 | 1555 | * @} |
mbed_official | 376:cb4d9db17537 | 1556 | */ |
mbed_official | 376:cb4d9db17537 | 1557 | |
mbed_official | 376:cb4d9db17537 | 1558 | #endif /* HAL_RTC_MODULE_ENABLED */ |
mbed_official | 376:cb4d9db17537 | 1559 | /** |
mbed_official | 376:cb4d9db17537 | 1560 | * @} |
mbed_official | 376:cb4d9db17537 | 1561 | */ |
mbed_official | 376:cb4d9db17537 | 1562 | |
mbed_official | 376:cb4d9db17537 | 1563 | /** |
mbed_official | 376:cb4d9db17537 | 1564 | * @} |
mbed_official | 376:cb4d9db17537 | 1565 | */ |
mbed_official | 376:cb4d9db17537 | 1566 | |
mbed_official | 376:cb4d9db17537 | 1567 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |