mbed library sources
Dependents: frdm_kl05z_gpio_test
Fork of mbed-src by
targets/cmsis/TARGET_STM/TARGET_NUCLEO_L053R8/stm32l0xx_hal_flash.c@181:a4cbdfbbd2f4, 2014-05-07 (annotated)
- Committer:
- mbed_official
- Date:
- Wed May 07 13:15:08 2014 +0100
- Revision:
- 181:a4cbdfbbd2f4
Synchronized with git revision 7751e759576c6fd68deccb81ea82bac19ed41745
Full URL: https://github.com/mbedmicro/mbed/commit/7751e759576c6fd68deccb81ea82bac19ed41745/
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 181:a4cbdfbbd2f4 | 1 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 2 | ****************************************************************************** |
mbed_official | 181:a4cbdfbbd2f4 | 3 | * @file stm32l0xx_hal_flash.c |
mbed_official | 181:a4cbdfbbd2f4 | 4 | * @author MCD Application Team |
mbed_official | 181:a4cbdfbbd2f4 | 5 | * @version V1.0.0 |
mbed_official | 181:a4cbdfbbd2f4 | 6 | * @date 22-April-2014 |
mbed_official | 181:a4cbdfbbd2f4 | 7 | * @brief FLASH HAL module driver. |
mbed_official | 181:a4cbdfbbd2f4 | 8 | * This file provides firmware functions to manage the following |
mbed_official | 181:a4cbdfbbd2f4 | 9 | * functionalities of the internal FLASH memory: |
mbed_official | 181:a4cbdfbbd2f4 | 10 | * + FLASH Interface configuration |
mbed_official | 181:a4cbdfbbd2f4 | 11 | * + FLASH Memory Programming |
mbed_official | 181:a4cbdfbbd2f4 | 12 | * + DATA EEPROM Programming |
mbed_official | 181:a4cbdfbbd2f4 | 13 | * + Option Bytes Programming |
mbed_official | 181:a4cbdfbbd2f4 | 14 | * + Interrupts and flags management |
mbed_official | 181:a4cbdfbbd2f4 | 15 | * |
mbed_official | 181:a4cbdfbbd2f4 | 16 | * @verbatim |
mbed_official | 181:a4cbdfbbd2f4 | 17 | |
mbed_official | 181:a4cbdfbbd2f4 | 18 | ============================================================================== |
mbed_official | 181:a4cbdfbbd2f4 | 19 | ##### FLASH peripheral features ##### |
mbed_official | 181:a4cbdfbbd2f4 | 20 | ============================================================================== |
mbed_official | 181:a4cbdfbbd2f4 | 21 | |
mbed_official | 181:a4cbdfbbd2f4 | 22 | [..] The Flash memory interface manages CPU accesses to the Flash memory. |
mbed_official | 181:a4cbdfbbd2f4 | 23 | It implements the erase and program Flash memory operations |
mbed_official | 181:a4cbdfbbd2f4 | 24 | and the read and write protection mechanisms. |
mbed_official | 181:a4cbdfbbd2f4 | 25 | |
mbed_official | 181:a4cbdfbbd2f4 | 26 | [..] The FLASH main features are: |
mbed_official | 181:a4cbdfbbd2f4 | 27 | (+) Flash memory read operations |
mbed_official | 181:a4cbdfbbd2f4 | 28 | (+) Flash memory program/erase operations |
mbed_official | 181:a4cbdfbbd2f4 | 29 | (+) Read / write protections |
mbed_official | 181:a4cbdfbbd2f4 | 30 | (+) Option Bytes programming |
mbed_official | 181:a4cbdfbbd2f4 | 31 | |
mbed_official | 181:a4cbdfbbd2f4 | 32 | ##### How to use this driver ##### |
mbed_official | 181:a4cbdfbbd2f4 | 33 | ============================================================================== |
mbed_official | 181:a4cbdfbbd2f4 | 34 | [..] |
mbed_official | 181:a4cbdfbbd2f4 | 35 | This driver provides functions and macros to configure and program the FLASH |
mbed_official | 181:a4cbdfbbd2f4 | 36 | memory of all STM32L0xx devices. |
mbed_official | 181:a4cbdfbbd2f4 | 37 | |
mbed_official | 181:a4cbdfbbd2f4 | 38 | (#) FLASH Memory IO Programming functions: |
mbed_official | 181:a4cbdfbbd2f4 | 39 | (++) Lock and Unlock the FLASH interface using HAL_FLASH_Unlock() and |
mbed_official | 181:a4cbdfbbd2f4 | 40 | HAL_FLASH_Lock() functions |
mbed_official | 181:a4cbdfbbd2f4 | 41 | (++) Program functions: byte, half word and word |
mbed_official | 181:a4cbdfbbd2f4 | 42 | (++) There Two modes of programming : |
mbed_official | 181:a4cbdfbbd2f4 | 43 | (+++) Polling mode using HAL_FLASH_Program() function |
mbed_official | 181:a4cbdfbbd2f4 | 44 | (+++) Interrupt mode using HAL_FLASH_Program_IT() function |
mbed_official | 181:a4cbdfbbd2f4 | 45 | |
mbed_official | 181:a4cbdfbbd2f4 | 46 | (#) Interrupts and flags management functions : |
mbed_official | 181:a4cbdfbbd2f4 | 47 | (++) Handle FLASH interrupts by calling HAL_FLASH_IRQHandler() |
mbed_official | 181:a4cbdfbbd2f4 | 48 | (++) Wait for last FLASH operation according to its status |
mbed_official | 181:a4cbdfbbd2f4 | 49 | (++) Get error flag status by calling HAL_GetErrorCode() |
mbed_official | 181:a4cbdfbbd2f4 | 50 | |
mbed_official | 181:a4cbdfbbd2f4 | 51 | [..] |
mbed_official | 181:a4cbdfbbd2f4 | 52 | In addition to these functions, this driver includes a set of macros allowing |
mbed_official | 181:a4cbdfbbd2f4 | 53 | to handle the following operations: |
mbed_official | 181:a4cbdfbbd2f4 | 54 | (+) Set the latency |
mbed_official | 181:a4cbdfbbd2f4 | 55 | (+) Enable/Disable the prefetch buffer |
mbed_official | 181:a4cbdfbbd2f4 | 56 | (+) Enable/Disable the preread buffer |
mbed_official | 181:a4cbdfbbd2f4 | 57 | (+) Enable/Disable the Flash power-down |
mbed_official | 181:a4cbdfbbd2f4 | 58 | (+) Enable/Disable the FLASH interrupts |
mbed_official | 181:a4cbdfbbd2f4 | 59 | (+) Monitor the FLASH flags status |
mbed_official | 181:a4cbdfbbd2f4 | 60 | |
mbed_official | 181:a4cbdfbbd2f4 | 61 | =============================================================================== |
mbed_official | 181:a4cbdfbbd2f4 | 62 | ##### Programming operation functions ##### |
mbed_official | 181:a4cbdfbbd2f4 | 63 | =============================================================================== |
mbed_official | 181:a4cbdfbbd2f4 | 64 | [..] |
mbed_official | 181:a4cbdfbbd2f4 | 65 | This subsection provides a set of functions allowing to manage the FLASH |
mbed_official | 181:a4cbdfbbd2f4 | 66 | program operations. |
mbed_official | 181:a4cbdfbbd2f4 | 67 | |
mbed_official | 181:a4cbdfbbd2f4 | 68 | [..] The FLASH Memory Programming functions, includes the following functions: |
mbed_official | 181:a4cbdfbbd2f4 | 69 | (+) HAL_FLASH_Unlock(void); |
mbed_official | 181:a4cbdfbbd2f4 | 70 | (+) HAL_FLASH_Lock(void); |
mbed_official | 181:a4cbdfbbd2f4 | 71 | (+) HAL_FLASH_Program(uint32_t TypeProgram, uint32_t Address, uint32_t Data) |
mbed_official | 181:a4cbdfbbd2f4 | 72 | (+) HAL_FLASH_Program_IT(uint32_t TypeProgram, uint32_t Address, uint32_t Data) |
mbed_official | 181:a4cbdfbbd2f4 | 73 | |
mbed_official | 181:a4cbdfbbd2f4 | 74 | [..] Any operation of erase or program should follow these steps: |
mbed_official | 181:a4cbdfbbd2f4 | 75 | (#) Call the HAL_FLASH_Unlock() function to enable the flash control register and |
mbed_official | 181:a4cbdfbbd2f4 | 76 | program memory access. |
mbed_official | 181:a4cbdfbbd2f4 | 77 | (#) Call the desired function to erase page or program data. |
mbed_official | 181:a4cbdfbbd2f4 | 78 | (#) Call the HAL_FLASH_Lock() to disable the flash program memory access |
mbed_official | 181:a4cbdfbbd2f4 | 79 | (recommended to protect the FLASH memory against possible unwanted operation). |
mbed_official | 181:a4cbdfbbd2f4 | 80 | |
mbed_official | 181:a4cbdfbbd2f4 | 81 | ============================================================================== |
mbed_official | 181:a4cbdfbbd2f4 | 82 | ##### Option Bytes Programming functions ##### |
mbed_official | 181:a4cbdfbbd2f4 | 83 | ============================================================================== |
mbed_official | 181:a4cbdfbbd2f4 | 84 | |
mbed_official | 181:a4cbdfbbd2f4 | 85 | [..] The FLASH_Option Bytes Programming_functions, includes the following functions: |
mbed_official | 181:a4cbdfbbd2f4 | 86 | (+) HAL_FLASH_OB_Unlock(void); |
mbed_official | 181:a4cbdfbbd2f4 | 87 | (+) HAL_FLASH_OB_Lock(void); |
mbed_official | 181:a4cbdfbbd2f4 | 88 | (+) HAL_FLASH_OB_Launch(void); |
mbed_official | 181:a4cbdfbbd2f4 | 89 | (+) HAL_FLASHEx_OBProgram(FLASH_OBProgramInitTypeDef *pOBInit); |
mbed_official | 181:a4cbdfbbd2f4 | 90 | (+) HAL_FLASHEx_OBGetConfig(FLASH_OBProgramInitTypeDef *pOBInit); |
mbed_official | 181:a4cbdfbbd2f4 | 91 | |
mbed_official | 181:a4cbdfbbd2f4 | 92 | [..] Any operation of erase or program should follow these steps: |
mbed_official | 181:a4cbdfbbd2f4 | 93 | (#) Call the HAL_FLASH_OB_Unlock() function to enable the Flash option control |
mbed_official | 181:a4cbdfbbd2f4 | 94 | register access. |
mbed_official | 181:a4cbdfbbd2f4 | 95 | (#) Call the following functions to program the desired option bytes. |
mbed_official | 181:a4cbdfbbd2f4 | 96 | (++) HAL_FLASHEx_OBProgram(FLASH_OBProgramInitTypeDef *pOBInit); |
mbed_official | 181:a4cbdfbbd2f4 | 97 | (#) Once all needed option bytes to be programmed are correctly written, call the |
mbed_official | 181:a4cbdfbbd2f4 | 98 | HAL_FLASH_OB_Launch(void) function to launch the Option Bytes programming process. |
mbed_official | 181:a4cbdfbbd2f4 | 99 | (#) Call the HAL_FLASH_OB_Lock() to disable the Flash option control register access (recommended |
mbed_official | 181:a4cbdfbbd2f4 | 100 | to protect the option Bytes against possible unwanted operations). |
mbed_official | 181:a4cbdfbbd2f4 | 101 | |
mbed_official | 181:a4cbdfbbd2f4 | 102 | [..] Proprietary code Read Out Protection (PcROP): |
mbed_official | 181:a4cbdfbbd2f4 | 103 | (#) The PcROP sector is selected by using the same option bytes as the Write |
mbed_official | 181:a4cbdfbbd2f4 | 104 | protection (nWRPi bits). As a result, these 2 options are exclusive each other. |
mbed_official | 181:a4cbdfbbd2f4 | 105 | (#) In order to activate the PcROP (change the function of the nWRPi option bits), |
mbed_official | 181:a4cbdfbbd2f4 | 106 | the SPRMOD option bit must be activated. |
mbed_official | 181:a4cbdfbbd2f4 | 107 | (#) The active value of nWRPi bits is inverted when PCROP mode is active, this |
mbed_official | 181:a4cbdfbbd2f4 | 108 | means: if SPRMOD = 1 and nWRPi = 1 (default value), then the user page "i" |
mbed_official | 181:a4cbdfbbd2f4 | 109 | is read/write protected. |
mbed_official | 181:a4cbdfbbd2f4 | 110 | (#) To activate PCROP mode for Flash page(s), you need to follow the sequence below: |
mbed_official | 181:a4cbdfbbd2f4 | 111 | (++) For page(s) within the first 64KB of the Flash, use this function |
mbed_official | 181:a4cbdfbbd2f4 | 112 | HAL_FLASHEx_AdvOBProgram with PCROPState = PCROPSTATE_ENABLE. |
mbed_official | 181:a4cbdfbbd2f4 | 113 | |
mbed_official | 181:a4cbdfbbd2f4 | 114 | |
mbed_official | 181:a4cbdfbbd2f4 | 115 | * @endverbatim |
mbed_official | 181:a4cbdfbbd2f4 | 116 | * |
mbed_official | 181:a4cbdfbbd2f4 | 117 | ****************************************************************************** |
mbed_official | 181:a4cbdfbbd2f4 | 118 | * @attention |
mbed_official | 181:a4cbdfbbd2f4 | 119 | * |
mbed_official | 181:a4cbdfbbd2f4 | 120 | * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> |
mbed_official | 181:a4cbdfbbd2f4 | 121 | * |
mbed_official | 181:a4cbdfbbd2f4 | 122 | * Redistribution and use in source and binary forms, with or without modification, |
mbed_official | 181:a4cbdfbbd2f4 | 123 | * are permitted provided that the following conditions are met: |
mbed_official | 181:a4cbdfbbd2f4 | 124 | * 1. Redistributions of source code must retain the above copyright notice, |
mbed_official | 181:a4cbdfbbd2f4 | 125 | * this list of conditions and the following disclaimer. |
mbed_official | 181:a4cbdfbbd2f4 | 126 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
mbed_official | 181:a4cbdfbbd2f4 | 127 | * this list of conditions and the following disclaimer in the documentation |
mbed_official | 181:a4cbdfbbd2f4 | 128 | * and/or other materials provided with the distribution. |
mbed_official | 181:a4cbdfbbd2f4 | 129 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
mbed_official | 181:a4cbdfbbd2f4 | 130 | * may be used to endorse or promote products derived from this software |
mbed_official | 181:a4cbdfbbd2f4 | 131 | * without specific prior written permission. |
mbed_official | 181:a4cbdfbbd2f4 | 132 | * |
mbed_official | 181:a4cbdfbbd2f4 | 133 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
mbed_official | 181:a4cbdfbbd2f4 | 134 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
mbed_official | 181:a4cbdfbbd2f4 | 135 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
mbed_official | 181:a4cbdfbbd2f4 | 136 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
mbed_official | 181:a4cbdfbbd2f4 | 137 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
mbed_official | 181:a4cbdfbbd2f4 | 138 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
mbed_official | 181:a4cbdfbbd2f4 | 139 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
mbed_official | 181:a4cbdfbbd2f4 | 140 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
mbed_official | 181:a4cbdfbbd2f4 | 141 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
mbed_official | 181:a4cbdfbbd2f4 | 142 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
mbed_official | 181:a4cbdfbbd2f4 | 143 | * |
mbed_official | 181:a4cbdfbbd2f4 | 144 | ****************************************************************************** |
mbed_official | 181:a4cbdfbbd2f4 | 145 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 146 | |
mbed_official | 181:a4cbdfbbd2f4 | 147 | /* Includes ------------------------------------------------------------------*/ |
mbed_official | 181:a4cbdfbbd2f4 | 148 | #include "stm32l0xx_hal.h" |
mbed_official | 181:a4cbdfbbd2f4 | 149 | |
mbed_official | 181:a4cbdfbbd2f4 | 150 | /** @addtogroup STM32L0xx_HAL_Driver |
mbed_official | 181:a4cbdfbbd2f4 | 151 | * @{ |
mbed_official | 181:a4cbdfbbd2f4 | 152 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 153 | |
mbed_official | 181:a4cbdfbbd2f4 | 154 | /** @defgroup FLASH |
mbed_official | 181:a4cbdfbbd2f4 | 155 | * @brief FLASH driver modules |
mbed_official | 181:a4cbdfbbd2f4 | 156 | * @{ |
mbed_official | 181:a4cbdfbbd2f4 | 157 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 158 | |
mbed_official | 181:a4cbdfbbd2f4 | 159 | /* Private typedef -----------------------------------------------------------*/ |
mbed_official | 181:a4cbdfbbd2f4 | 160 | /* Private define ------------------------------------------------------------*/ |
mbed_official | 181:a4cbdfbbd2f4 | 161 | #define HAL_FLASH_TIMEOUT_VALUE ((uint32_t)0xFFFF0) |
mbed_official | 181:a4cbdfbbd2f4 | 162 | |
mbed_official | 181:a4cbdfbbd2f4 | 163 | /* FLASH Mask */ |
mbed_official | 181:a4cbdfbbd2f4 | 164 | #define WRP01_MASK ((uint32_t)0x0000FFFF) |
mbed_official | 181:a4cbdfbbd2f4 | 165 | #define PAGESIZE ((uint32_t)0x00000080) |
mbed_official | 181:a4cbdfbbd2f4 | 166 | |
mbed_official | 181:a4cbdfbbd2f4 | 167 | /* Private macro -------------------------------------------------------------*/ |
mbed_official | 181:a4cbdfbbd2f4 | 168 | /*Variables used for Erase sectors under interruption*/ |
mbed_official | 181:a4cbdfbbd2f4 | 169 | FLASH_ProcessTypeDef pFlash; |
mbed_official | 181:a4cbdfbbd2f4 | 170 | |
mbed_official | 181:a4cbdfbbd2f4 | 171 | /* Private function prototypes -----------------------------------------------*/ |
mbed_official | 181:a4cbdfbbd2f4 | 172 | static void FLASH_Program_Word(uint32_t Address, uint32_t Data); |
mbed_official | 181:a4cbdfbbd2f4 | 173 | HAL_StatusTypeDef FLASH_WaitForLastOperation(uint32_t Timeout); |
mbed_official | 181:a4cbdfbbd2f4 | 174 | static void FLASH_SetErrorCode(void); |
mbed_official | 181:a4cbdfbbd2f4 | 175 | static HAL_StatusTypeDef DATA_EEPROM_Unlock(void); |
mbed_official | 181:a4cbdfbbd2f4 | 176 | |
mbed_official | 181:a4cbdfbbd2f4 | 177 | /* Private functions ---------------------------------------------------------*/ |
mbed_official | 181:a4cbdfbbd2f4 | 178 | |
mbed_official | 181:a4cbdfbbd2f4 | 179 | /** @defgroup FLASH_Private_Functions |
mbed_official | 181:a4cbdfbbd2f4 | 180 | * @{ |
mbed_official | 181:a4cbdfbbd2f4 | 181 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 182 | |
mbed_official | 181:a4cbdfbbd2f4 | 183 | /** @defgroup FLASH_Group1 Programming operation functions |
mbed_official | 181:a4cbdfbbd2f4 | 184 | * @brief Programming operation functions |
mbed_official | 181:a4cbdfbbd2f4 | 185 | * |
mbed_official | 181:a4cbdfbbd2f4 | 186 | @verbatim |
mbed_official | 181:a4cbdfbbd2f4 | 187 | @endverbatim |
mbed_official | 181:a4cbdfbbd2f4 | 188 | * @{ |
mbed_official | 181:a4cbdfbbd2f4 | 189 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 190 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 191 | * @brief Program word at a specified address |
mbed_official | 181:a4cbdfbbd2f4 | 192 | * @param TypeProgram: Indicate the way to program at a specified address. |
mbed_official | 181:a4cbdfbbd2f4 | 193 | * This parameter can be a value of @ref FLASH_Type_Program |
mbed_official | 181:a4cbdfbbd2f4 | 194 | * @param Address: specifies the address to be programmed. |
mbed_official | 181:a4cbdfbbd2f4 | 195 | * @param Data: specifies the data to be programmed |
mbed_official | 181:a4cbdfbbd2f4 | 196 | * |
mbed_official | 181:a4cbdfbbd2f4 | 197 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 181:a4cbdfbbd2f4 | 198 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 199 | HAL_StatusTypeDef HAL_FLASH_Program(uint32_t TypeProgram, uint32_t Address, uint32_t Data) |
mbed_official | 181:a4cbdfbbd2f4 | 200 | { |
mbed_official | 181:a4cbdfbbd2f4 | 201 | HAL_StatusTypeDef status = HAL_ERROR; |
mbed_official | 181:a4cbdfbbd2f4 | 202 | |
mbed_official | 181:a4cbdfbbd2f4 | 203 | /* Process Locked */ |
mbed_official | 181:a4cbdfbbd2f4 | 204 | __HAL_LOCK(&pFlash); |
mbed_official | 181:a4cbdfbbd2f4 | 205 | |
mbed_official | 181:a4cbdfbbd2f4 | 206 | /* Check the parameters */ |
mbed_official | 181:a4cbdfbbd2f4 | 207 | assert_param(IS_TYPEPROGRAM(TypeProgram)); |
mbed_official | 181:a4cbdfbbd2f4 | 208 | |
mbed_official | 181:a4cbdfbbd2f4 | 209 | /* Wait for last operation to be completed */ |
mbed_official | 181:a4cbdfbbd2f4 | 210 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 181:a4cbdfbbd2f4 | 211 | |
mbed_official | 181:a4cbdfbbd2f4 | 212 | if(status == HAL_OK) |
mbed_official | 181:a4cbdfbbd2f4 | 213 | { |
mbed_official | 181:a4cbdfbbd2f4 | 214 | if(TypeProgram == TYPEPROGRAM_WORD) |
mbed_official | 181:a4cbdfbbd2f4 | 215 | { |
mbed_official | 181:a4cbdfbbd2f4 | 216 | /*Program word (32-bit) at a specified address.*/ |
mbed_official | 181:a4cbdfbbd2f4 | 217 | FLASH_Program_Word(Address, (uint32_t) Data); |
mbed_official | 181:a4cbdfbbd2f4 | 218 | } |
mbed_official | 181:a4cbdfbbd2f4 | 219 | /* Wait for last operation to be completed */ |
mbed_official | 181:a4cbdfbbd2f4 | 220 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 181:a4cbdfbbd2f4 | 221 | |
mbed_official | 181:a4cbdfbbd2f4 | 222 | /* Reset PROG bit */ |
mbed_official | 181:a4cbdfbbd2f4 | 223 | FLASH->PECR &= ~FLASH_PECR_PROG; |
mbed_official | 181:a4cbdfbbd2f4 | 224 | } |
mbed_official | 181:a4cbdfbbd2f4 | 225 | |
mbed_official | 181:a4cbdfbbd2f4 | 226 | /* Process Unlocked */ |
mbed_official | 181:a4cbdfbbd2f4 | 227 | __HAL_UNLOCK(&pFlash); |
mbed_official | 181:a4cbdfbbd2f4 | 228 | |
mbed_official | 181:a4cbdfbbd2f4 | 229 | return status; |
mbed_official | 181:a4cbdfbbd2f4 | 230 | } |
mbed_official | 181:a4cbdfbbd2f4 | 231 | |
mbed_official | 181:a4cbdfbbd2f4 | 232 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 233 | * @brief Program word at a specified address with interrupt enabled. |
mbed_official | 181:a4cbdfbbd2f4 | 234 | * @param TypeProgram: Indicate the way to program at a specified address. |
mbed_official | 181:a4cbdfbbd2f4 | 235 | * This parameter can be a value of @ref FLASH_Type_Program |
mbed_official | 181:a4cbdfbbd2f4 | 236 | * @param Address: specifies the address to be programmed. |
mbed_official | 181:a4cbdfbbd2f4 | 237 | * @param Data: specifies the data to be programmed |
mbed_official | 181:a4cbdfbbd2f4 | 238 | * |
mbed_official | 181:a4cbdfbbd2f4 | 239 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 181:a4cbdfbbd2f4 | 240 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 241 | HAL_StatusTypeDef HAL_FLASH_Program_IT(uint32_t TypeProgram, uint32_t Address, uint32_t Data) |
mbed_official | 181:a4cbdfbbd2f4 | 242 | { |
mbed_official | 181:a4cbdfbbd2f4 | 243 | HAL_StatusTypeDef status = HAL_OK; |
mbed_official | 181:a4cbdfbbd2f4 | 244 | |
mbed_official | 181:a4cbdfbbd2f4 | 245 | /* Process Locked */ |
mbed_official | 181:a4cbdfbbd2f4 | 246 | __HAL_LOCK(&pFlash); |
mbed_official | 181:a4cbdfbbd2f4 | 247 | |
mbed_official | 181:a4cbdfbbd2f4 | 248 | /* Check the parameters */ |
mbed_official | 181:a4cbdfbbd2f4 | 249 | assert_param(IS_TYPEPROGRAM(TypeProgram)); |
mbed_official | 181:a4cbdfbbd2f4 | 250 | |
mbed_official | 181:a4cbdfbbd2f4 | 251 | /* Enable End of FLASH Operation interrupt */ |
mbed_official | 181:a4cbdfbbd2f4 | 252 | __HAL_FLASH_ENABLE_IT(FLASH_IT_EOP); |
mbed_official | 181:a4cbdfbbd2f4 | 253 | |
mbed_official | 181:a4cbdfbbd2f4 | 254 | /* Enable Error source interrupt */ |
mbed_official | 181:a4cbdfbbd2f4 | 255 | __HAL_FLASH_ENABLE_IT(FLASH_IT_ERR); |
mbed_official | 181:a4cbdfbbd2f4 | 256 | |
mbed_official | 181:a4cbdfbbd2f4 | 257 | /* Clear pending flags (if any) */ |
mbed_official | 181:a4cbdfbbd2f4 | 258 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_ENDHV | FLASH_FLAG_WRPERR |\ |
mbed_official | 181:a4cbdfbbd2f4 | 259 | FLASH_FLAG_PGAERR | FLASH_FLAG_SIZERR| FLASH_FLAG_OPTVERR |\ |
mbed_official | 181:a4cbdfbbd2f4 | 260 | FLASH_FLAG_RDERR | FLASH_FLAG_NOTZEROERR); |
mbed_official | 181:a4cbdfbbd2f4 | 261 | |
mbed_official | 181:a4cbdfbbd2f4 | 262 | pFlash.ProcedureOnGoing = FLASH_PROC_PROGRAM; |
mbed_official | 181:a4cbdfbbd2f4 | 263 | pFlash.Address = Address; |
mbed_official | 181:a4cbdfbbd2f4 | 264 | |
mbed_official | 181:a4cbdfbbd2f4 | 265 | if(TypeProgram == TYPEPROGRAM_WORD) |
mbed_official | 181:a4cbdfbbd2f4 | 266 | { |
mbed_official | 181:a4cbdfbbd2f4 | 267 | /*Program word (32-bit) at a specified address.*/ |
mbed_official | 181:a4cbdfbbd2f4 | 268 | FLASH_Program_Word(Address, (uint32_t) Data); |
mbed_official | 181:a4cbdfbbd2f4 | 269 | } |
mbed_official | 181:a4cbdfbbd2f4 | 270 | |
mbed_official | 181:a4cbdfbbd2f4 | 271 | /* Process Unlocked */ |
mbed_official | 181:a4cbdfbbd2f4 | 272 | __HAL_UNLOCK(&pFlash); |
mbed_official | 181:a4cbdfbbd2f4 | 273 | |
mbed_official | 181:a4cbdfbbd2f4 | 274 | return status; |
mbed_official | 181:a4cbdfbbd2f4 | 275 | } |
mbed_official | 181:a4cbdfbbd2f4 | 276 | |
mbed_official | 181:a4cbdfbbd2f4 | 277 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 278 | * @brief This function handles FLASH interrupt request. |
mbed_official | 181:a4cbdfbbd2f4 | 279 | * @param None |
mbed_official | 181:a4cbdfbbd2f4 | 280 | * @retval None |
mbed_official | 181:a4cbdfbbd2f4 | 281 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 282 | void HAL_FLASH_IRQHandler(void) |
mbed_official | 181:a4cbdfbbd2f4 | 283 | { |
mbed_official | 181:a4cbdfbbd2f4 | 284 | uint32_t temp; |
mbed_official | 181:a4cbdfbbd2f4 | 285 | |
mbed_official | 181:a4cbdfbbd2f4 | 286 | /* If the program operation is completed, disable the PROG Bit */ |
mbed_official | 181:a4cbdfbbd2f4 | 287 | FLASH->PECR &= (~FLASH_PECR_PROG); |
mbed_official | 181:a4cbdfbbd2f4 | 288 | |
mbed_official | 181:a4cbdfbbd2f4 | 289 | /* If the erase operation is completed, disable the ERASE Bit */ |
mbed_official | 181:a4cbdfbbd2f4 | 290 | FLASH->PECR &= (~FLASH_PECR_ERASE); |
mbed_official | 181:a4cbdfbbd2f4 | 291 | |
mbed_official | 181:a4cbdfbbd2f4 | 292 | /* Check FLASH End of Operation flag */ |
mbed_official | 181:a4cbdfbbd2f4 | 293 | if(__HAL_FLASH_GET_FLAG(FLASH_FLAG_EOP)) |
mbed_official | 181:a4cbdfbbd2f4 | 294 | { |
mbed_official | 181:a4cbdfbbd2f4 | 295 | if(pFlash.ProcedureOnGoing == FLASH_PROC_PAGEERASE) |
mbed_official | 181:a4cbdfbbd2f4 | 296 | { |
mbed_official | 181:a4cbdfbbd2f4 | 297 | /*Nb of sector to erased can be decreased*/ |
mbed_official | 181:a4cbdfbbd2f4 | 298 | pFlash.NbPagesToErase--; |
mbed_official | 181:a4cbdfbbd2f4 | 299 | |
mbed_official | 181:a4cbdfbbd2f4 | 300 | /* Check if there are still sectors to erase*/ |
mbed_official | 181:a4cbdfbbd2f4 | 301 | if(pFlash.NbPagesToErase != 0) |
mbed_official | 181:a4cbdfbbd2f4 | 302 | { |
mbed_official | 181:a4cbdfbbd2f4 | 303 | temp = pFlash.Page; |
mbed_official | 181:a4cbdfbbd2f4 | 304 | /*Indicate user which sector has been erased*/ |
mbed_official | 181:a4cbdfbbd2f4 | 305 | HAL_FLASH_EndOfOperationCallback(temp); |
mbed_official | 181:a4cbdfbbd2f4 | 306 | |
mbed_official | 181:a4cbdfbbd2f4 | 307 | /* Clear pending flags (if any) */ |
mbed_official | 181:a4cbdfbbd2f4 | 308 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_ENDHV | FLASH_FLAG_WRPERR |\ |
mbed_official | 181:a4cbdfbbd2f4 | 309 | FLASH_FLAG_PGAERR | FLASH_FLAG_SIZERR| FLASH_FLAG_OPTVERR |\ |
mbed_official | 181:a4cbdfbbd2f4 | 310 | FLASH_FLAG_RDERR | FLASH_FLAG_NOTZEROERR); |
mbed_official | 181:a4cbdfbbd2f4 | 311 | |
mbed_official | 181:a4cbdfbbd2f4 | 312 | /*Increment sector number*/ |
mbed_official | 181:a4cbdfbbd2f4 | 313 | temp = pFlash.Page + PAGESIZE; |
mbed_official | 181:a4cbdfbbd2f4 | 314 | pFlash.Page = pFlash.Page + PAGESIZE; |
mbed_official | 181:a4cbdfbbd2f4 | 315 | FLASH_Erase_Page(temp); |
mbed_official | 181:a4cbdfbbd2f4 | 316 | } |
mbed_official | 181:a4cbdfbbd2f4 | 317 | else |
mbed_official | 181:a4cbdfbbd2f4 | 318 | { |
mbed_official | 181:a4cbdfbbd2f4 | 319 | /*No more sectors to Erase, user callback can be called.*/ |
mbed_official | 181:a4cbdfbbd2f4 | 320 | /*Reset Sector and stop Erase sectors procedure*/ |
mbed_official | 181:a4cbdfbbd2f4 | 321 | pFlash.Page = temp = 0xFFFFFFFF; |
mbed_official | 181:a4cbdfbbd2f4 | 322 | pFlash.ProcedureOnGoing = FLASH_PROC_NONE; |
mbed_official | 181:a4cbdfbbd2f4 | 323 | /* FLASH EOP interrupt user callback */ |
mbed_official | 181:a4cbdfbbd2f4 | 324 | HAL_FLASH_EndOfOperationCallback(temp); |
mbed_official | 181:a4cbdfbbd2f4 | 325 | /* Clear FLASH End of Operation pending bit */ |
mbed_official | 181:a4cbdfbbd2f4 | 326 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP); |
mbed_official | 181:a4cbdfbbd2f4 | 327 | } |
mbed_official | 181:a4cbdfbbd2f4 | 328 | } |
mbed_official | 181:a4cbdfbbd2f4 | 329 | else |
mbed_official | 181:a4cbdfbbd2f4 | 330 | { |
mbed_official | 181:a4cbdfbbd2f4 | 331 | if(pFlash.ProcedureOnGoing == FLASH_PROC_PROGRAM) |
mbed_official | 181:a4cbdfbbd2f4 | 332 | { |
mbed_official | 181:a4cbdfbbd2f4 | 333 | /*Program ended. Return the selected address*/ |
mbed_official | 181:a4cbdfbbd2f4 | 334 | /* FLASH EOP interrupt user callback */ |
mbed_official | 181:a4cbdfbbd2f4 | 335 | HAL_FLASH_EndOfOperationCallback(pFlash.Address); |
mbed_official | 181:a4cbdfbbd2f4 | 336 | } |
mbed_official | 181:a4cbdfbbd2f4 | 337 | pFlash.ProcedureOnGoing = FLASH_PROC_NONE; |
mbed_official | 181:a4cbdfbbd2f4 | 338 | /* Clear FLASH End of Operation pending bit */ |
mbed_official | 181:a4cbdfbbd2f4 | 339 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP); |
mbed_official | 181:a4cbdfbbd2f4 | 340 | } |
mbed_official | 181:a4cbdfbbd2f4 | 341 | |
mbed_official | 181:a4cbdfbbd2f4 | 342 | } |
mbed_official | 181:a4cbdfbbd2f4 | 343 | /* Check FLASH operation error flags */ |
mbed_official | 181:a4cbdfbbd2f4 | 344 | if(__HAL_FLASH_GET_FLAG((FLASH_FLAG_EOP | FLASH_FLAG_ENDHV | FLASH_FLAG_WRPERR |\ |
mbed_official | 181:a4cbdfbbd2f4 | 345 | FLASH_FLAG_PGAERR | FLASH_FLAG_SIZERR| FLASH_FLAG_OPTVERR |\ |
mbed_official | 181:a4cbdfbbd2f4 | 346 | FLASH_FLAG_RDERR | FLASH_FLAG_NOTZEROERR))) |
mbed_official | 181:a4cbdfbbd2f4 | 347 | { |
mbed_official | 181:a4cbdfbbd2f4 | 348 | if(pFlash.ProcedureOnGoing == FLASH_PROC_PAGEERASE) |
mbed_official | 181:a4cbdfbbd2f4 | 349 | { |
mbed_official | 181:a4cbdfbbd2f4 | 350 | /*return the faulty sector*/ |
mbed_official | 181:a4cbdfbbd2f4 | 351 | temp = pFlash.Page; |
mbed_official | 181:a4cbdfbbd2f4 | 352 | pFlash.Page = 0xFFFFFFFF; |
mbed_official | 181:a4cbdfbbd2f4 | 353 | } |
mbed_official | 181:a4cbdfbbd2f4 | 354 | else |
mbed_official | 181:a4cbdfbbd2f4 | 355 | { |
mbed_official | 181:a4cbdfbbd2f4 | 356 | /*retrun the faulty address*/ |
mbed_official | 181:a4cbdfbbd2f4 | 357 | temp = pFlash.Address; |
mbed_official | 181:a4cbdfbbd2f4 | 358 | } |
mbed_official | 181:a4cbdfbbd2f4 | 359 | |
mbed_official | 181:a4cbdfbbd2f4 | 360 | /*Save the Error code*/ |
mbed_official | 181:a4cbdfbbd2f4 | 361 | FLASH_SetErrorCode(); |
mbed_official | 181:a4cbdfbbd2f4 | 362 | |
mbed_official | 181:a4cbdfbbd2f4 | 363 | /* FLASH error interrupt user callback */ |
mbed_official | 181:a4cbdfbbd2f4 | 364 | HAL_FLASH_OperationErrorCallback(temp); |
mbed_official | 181:a4cbdfbbd2f4 | 365 | /* Clear FLASH error pending bits */ |
mbed_official | 181:a4cbdfbbd2f4 | 366 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_ENDHV | FLASH_FLAG_WRPERR |\ |
mbed_official | 181:a4cbdfbbd2f4 | 367 | FLASH_FLAG_PGAERR | FLASH_FLAG_SIZERR| FLASH_FLAG_OPTVERR |\ |
mbed_official | 181:a4cbdfbbd2f4 | 368 | FLASH_FLAG_RDERR | FLASH_FLAG_NOTZEROERR); |
mbed_official | 181:a4cbdfbbd2f4 | 369 | |
mbed_official | 181:a4cbdfbbd2f4 | 370 | /*Stop the procedure ongoing*/ |
mbed_official | 181:a4cbdfbbd2f4 | 371 | pFlash.ProcedureOnGoing = FLASH_PROC_NONE; |
mbed_official | 181:a4cbdfbbd2f4 | 372 | } |
mbed_official | 181:a4cbdfbbd2f4 | 373 | |
mbed_official | 181:a4cbdfbbd2f4 | 374 | if(pFlash.ProcedureOnGoing == FLASH_PROC_NONE) |
mbed_official | 181:a4cbdfbbd2f4 | 375 | { |
mbed_official | 181:a4cbdfbbd2f4 | 376 | /* Disable End of FLASH Operation interrupt */ |
mbed_official | 181:a4cbdfbbd2f4 | 377 | __HAL_FLASH_DISABLE_IT(FLASH_IT_EOP); |
mbed_official | 181:a4cbdfbbd2f4 | 378 | |
mbed_official | 181:a4cbdfbbd2f4 | 379 | /* Disable Error source interrupt */ |
mbed_official | 181:a4cbdfbbd2f4 | 380 | __HAL_FLASH_DISABLE_IT(FLASH_IT_ERR); |
mbed_official | 181:a4cbdfbbd2f4 | 381 | |
mbed_official | 181:a4cbdfbbd2f4 | 382 | /* Process Unlocked */ |
mbed_official | 181:a4cbdfbbd2f4 | 383 | __HAL_UNLOCK(&pFlash); |
mbed_official | 181:a4cbdfbbd2f4 | 384 | } |
mbed_official | 181:a4cbdfbbd2f4 | 385 | |
mbed_official | 181:a4cbdfbbd2f4 | 386 | } |
mbed_official | 181:a4cbdfbbd2f4 | 387 | |
mbed_official | 181:a4cbdfbbd2f4 | 388 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 389 | * @brief FLASH end of operation interrupt callback |
mbed_official | 181:a4cbdfbbd2f4 | 390 | * @param ReturnValue: The value saved in this parameter depends on the ongoing procedure |
mbed_official | 181:a4cbdfbbd2f4 | 391 | * - Pages Erase: Sector which has been erased |
mbed_official | 181:a4cbdfbbd2f4 | 392 | * (if 0xFFFFFFFF, it means that all the selected sectors have been erased) |
mbed_official | 181:a4cbdfbbd2f4 | 393 | * - Program: Address which was selected for data program |
mbed_official | 181:a4cbdfbbd2f4 | 394 | * @retval none |
mbed_official | 181:a4cbdfbbd2f4 | 395 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 396 | __weak void HAL_FLASH_EndOfOperationCallback(uint32_t ReturnValue) |
mbed_official | 181:a4cbdfbbd2f4 | 397 | { |
mbed_official | 181:a4cbdfbbd2f4 | 398 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 181:a4cbdfbbd2f4 | 399 | the HAL_FLASH_EndOfOperationCallback could be implemented in the user file |
mbed_official | 181:a4cbdfbbd2f4 | 400 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 401 | } |
mbed_official | 181:a4cbdfbbd2f4 | 402 | |
mbed_official | 181:a4cbdfbbd2f4 | 403 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 404 | * @brief FLASH operation error interrupt callback |
mbed_official | 181:a4cbdfbbd2f4 | 405 | * @param ReturnValue: The value saved in this parameter depends on the ongoing procedure |
mbed_official | 181:a4cbdfbbd2f4 | 406 | * - Pagess Erase: Sector number which returned an error |
mbed_official | 181:a4cbdfbbd2f4 | 407 | * - Program: Address which was selected for data program |
mbed_official | 181:a4cbdfbbd2f4 | 408 | * @retval none |
mbed_official | 181:a4cbdfbbd2f4 | 409 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 410 | __weak void HAL_FLASH_OperationErrorCallback(uint32_t ReturnValue) |
mbed_official | 181:a4cbdfbbd2f4 | 411 | { |
mbed_official | 181:a4cbdfbbd2f4 | 412 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 181:a4cbdfbbd2f4 | 413 | the HAL_FLASH_OperationErrorCallback could be implemented in the user file |
mbed_official | 181:a4cbdfbbd2f4 | 414 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 415 | } |
mbed_official | 181:a4cbdfbbd2f4 | 416 | |
mbed_official | 181:a4cbdfbbd2f4 | 417 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 418 | * @} |
mbed_official | 181:a4cbdfbbd2f4 | 419 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 420 | |
mbed_official | 181:a4cbdfbbd2f4 | 421 | /** @defgroup FLASH_Group2 Peripheral Control functions |
mbed_official | 181:a4cbdfbbd2f4 | 422 | * @brief management functions |
mbed_official | 181:a4cbdfbbd2f4 | 423 | * |
mbed_official | 181:a4cbdfbbd2f4 | 424 | @verbatim |
mbed_official | 181:a4cbdfbbd2f4 | 425 | =============================================================================== |
mbed_official | 181:a4cbdfbbd2f4 | 426 | ##### Peripheral Control functions ##### |
mbed_official | 181:a4cbdfbbd2f4 | 427 | =============================================================================== |
mbed_official | 181:a4cbdfbbd2f4 | 428 | [..] |
mbed_official | 181:a4cbdfbbd2f4 | 429 | This subsection provides a set of functions allowing to control the FLASH |
mbed_official | 181:a4cbdfbbd2f4 | 430 | memory operations. |
mbed_official | 181:a4cbdfbbd2f4 | 431 | |
mbed_official | 181:a4cbdfbbd2f4 | 432 | @endverbatim |
mbed_official | 181:a4cbdfbbd2f4 | 433 | * @{ |
mbed_official | 181:a4cbdfbbd2f4 | 434 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 435 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 436 | * @brief Unlock the FLASH control register access |
mbed_official | 181:a4cbdfbbd2f4 | 437 | * @param None |
mbed_official | 181:a4cbdfbbd2f4 | 438 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 181:a4cbdfbbd2f4 | 439 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 440 | HAL_StatusTypeDef HAL_FLASH_Unlock(void) |
mbed_official | 181:a4cbdfbbd2f4 | 441 | { |
mbed_official | 181:a4cbdfbbd2f4 | 442 | if((FLASH->PECR & FLASH_PECR_PRGLOCK) != RESET) |
mbed_official | 181:a4cbdfbbd2f4 | 443 | { |
mbed_official | 181:a4cbdfbbd2f4 | 444 | /* Unlocking the data memory and FLASH_PECR register access */ |
mbed_official | 181:a4cbdfbbd2f4 | 445 | DATA_EEPROM_Unlock(); |
mbed_official | 181:a4cbdfbbd2f4 | 446 | |
mbed_official | 181:a4cbdfbbd2f4 | 447 | /* Unlocking the program memory access */ |
mbed_official | 181:a4cbdfbbd2f4 | 448 | FLASH->PRGKEYR = FLASH_PRGKEY1; |
mbed_official | 181:a4cbdfbbd2f4 | 449 | FLASH->PRGKEYR = FLASH_PRGKEY2; |
mbed_official | 181:a4cbdfbbd2f4 | 450 | } |
mbed_official | 181:a4cbdfbbd2f4 | 451 | else |
mbed_official | 181:a4cbdfbbd2f4 | 452 | { |
mbed_official | 181:a4cbdfbbd2f4 | 453 | return HAL_ERROR; |
mbed_official | 181:a4cbdfbbd2f4 | 454 | } |
mbed_official | 181:a4cbdfbbd2f4 | 455 | |
mbed_official | 181:a4cbdfbbd2f4 | 456 | return HAL_OK; |
mbed_official | 181:a4cbdfbbd2f4 | 457 | } |
mbed_official | 181:a4cbdfbbd2f4 | 458 | |
mbed_official | 181:a4cbdfbbd2f4 | 459 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 460 | * @brief Locks the FLASH control register access |
mbed_official | 181:a4cbdfbbd2f4 | 461 | * @param None |
mbed_official | 181:a4cbdfbbd2f4 | 462 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 181:a4cbdfbbd2f4 | 463 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 464 | HAL_StatusTypeDef HAL_FLASH_Lock(void) |
mbed_official | 181:a4cbdfbbd2f4 | 465 | { |
mbed_official | 181:a4cbdfbbd2f4 | 466 | /* Set the PRGLOCK Bit to lock the program memory access */ |
mbed_official | 181:a4cbdfbbd2f4 | 467 | FLASH->PECR |= FLASH_PECR_PRGLOCK; |
mbed_official | 181:a4cbdfbbd2f4 | 468 | |
mbed_official | 181:a4cbdfbbd2f4 | 469 | return HAL_OK; |
mbed_official | 181:a4cbdfbbd2f4 | 470 | } |
mbed_official | 181:a4cbdfbbd2f4 | 471 | |
mbed_official | 181:a4cbdfbbd2f4 | 472 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 473 | * @brief Unlock the FLASH Option Control Registers access. |
mbed_official | 181:a4cbdfbbd2f4 | 474 | * @param None |
mbed_official | 181:a4cbdfbbd2f4 | 475 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 181:a4cbdfbbd2f4 | 476 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 477 | HAL_StatusTypeDef HAL_FLASH_OB_Unlock(void) |
mbed_official | 181:a4cbdfbbd2f4 | 478 | { |
mbed_official | 181:a4cbdfbbd2f4 | 479 | if((FLASH->PECR & FLASH_PECR_OPTLOCK) != RESET) |
mbed_official | 181:a4cbdfbbd2f4 | 480 | { |
mbed_official | 181:a4cbdfbbd2f4 | 481 | /* Unlocking the data memory and FLASH_PECR register access */ |
mbed_official | 181:a4cbdfbbd2f4 | 482 | DATA_EEPROM_Unlock(); |
mbed_official | 181:a4cbdfbbd2f4 | 483 | |
mbed_official | 181:a4cbdfbbd2f4 | 484 | /* Unlocking the option bytes block access */ |
mbed_official | 181:a4cbdfbbd2f4 | 485 | FLASH->OPTKEYR = FLASH_OPTKEY1; |
mbed_official | 181:a4cbdfbbd2f4 | 486 | FLASH->OPTKEYR = FLASH_OPTKEY2; |
mbed_official | 181:a4cbdfbbd2f4 | 487 | } |
mbed_official | 181:a4cbdfbbd2f4 | 488 | else |
mbed_official | 181:a4cbdfbbd2f4 | 489 | { |
mbed_official | 181:a4cbdfbbd2f4 | 490 | return HAL_ERROR; |
mbed_official | 181:a4cbdfbbd2f4 | 491 | } |
mbed_official | 181:a4cbdfbbd2f4 | 492 | |
mbed_official | 181:a4cbdfbbd2f4 | 493 | return HAL_OK; |
mbed_official | 181:a4cbdfbbd2f4 | 494 | } |
mbed_official | 181:a4cbdfbbd2f4 | 495 | |
mbed_official | 181:a4cbdfbbd2f4 | 496 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 497 | * @brief Lock the FLASH Option Control Registers access. |
mbed_official | 181:a4cbdfbbd2f4 | 498 | * @param None |
mbed_official | 181:a4cbdfbbd2f4 | 499 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 181:a4cbdfbbd2f4 | 500 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 501 | HAL_StatusTypeDef HAL_FLASH_OB_Lock(void) |
mbed_official | 181:a4cbdfbbd2f4 | 502 | { |
mbed_official | 181:a4cbdfbbd2f4 | 503 | /* Set the OPTLOCK Bit to lock the option bytes block access */ |
mbed_official | 181:a4cbdfbbd2f4 | 504 | FLASH->PECR |= FLASH_PECR_OPTLOCK; |
mbed_official | 181:a4cbdfbbd2f4 | 505 | |
mbed_official | 181:a4cbdfbbd2f4 | 506 | return HAL_OK; |
mbed_official | 181:a4cbdfbbd2f4 | 507 | } |
mbed_official | 181:a4cbdfbbd2f4 | 508 | |
mbed_official | 181:a4cbdfbbd2f4 | 509 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 510 | * @brief Launch the option byte loading. |
mbed_official | 181:a4cbdfbbd2f4 | 511 | * @param None |
mbed_official | 181:a4cbdfbbd2f4 | 512 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 181:a4cbdfbbd2f4 | 513 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 514 | HAL_StatusTypeDef HAL_FLASH_OB_Launch(void) |
mbed_official | 181:a4cbdfbbd2f4 | 515 | { |
mbed_official | 181:a4cbdfbbd2f4 | 516 | /* Set the OBL_Launch bit to lauch the option byte loading */ |
mbed_official | 181:a4cbdfbbd2f4 | 517 | FLASH->PECR |= FLASH_PECR_OBL_LAUNCH; |
mbed_official | 181:a4cbdfbbd2f4 | 518 | |
mbed_official | 181:a4cbdfbbd2f4 | 519 | /* Wait for last operation to be completed */ |
mbed_official | 181:a4cbdfbbd2f4 | 520 | return(FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE)); |
mbed_official | 181:a4cbdfbbd2f4 | 521 | } |
mbed_official | 181:a4cbdfbbd2f4 | 522 | |
mbed_official | 181:a4cbdfbbd2f4 | 523 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 524 | * @brief Unlocks the data memory and FLASH_PECR register access. |
mbed_official | 181:a4cbdfbbd2f4 | 525 | * @param None |
mbed_official | 181:a4cbdfbbd2f4 | 526 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 181:a4cbdfbbd2f4 | 527 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 528 | static HAL_StatusTypeDef DATA_EEPROM_Unlock(void) |
mbed_official | 181:a4cbdfbbd2f4 | 529 | { |
mbed_official | 181:a4cbdfbbd2f4 | 530 | if((FLASH->PECR & FLASH_PECR_PELOCK) != RESET) |
mbed_official | 181:a4cbdfbbd2f4 | 531 | { |
mbed_official | 181:a4cbdfbbd2f4 | 532 | /* Unlocking the Data memory and FLASH_PECR register access*/ |
mbed_official | 181:a4cbdfbbd2f4 | 533 | FLASH->PEKEYR = FLASH_PEKEY1; |
mbed_official | 181:a4cbdfbbd2f4 | 534 | FLASH->PEKEYR = FLASH_PEKEY2; |
mbed_official | 181:a4cbdfbbd2f4 | 535 | } |
mbed_official | 181:a4cbdfbbd2f4 | 536 | else |
mbed_official | 181:a4cbdfbbd2f4 | 537 | { |
mbed_official | 181:a4cbdfbbd2f4 | 538 | return HAL_ERROR; |
mbed_official | 181:a4cbdfbbd2f4 | 539 | } |
mbed_official | 181:a4cbdfbbd2f4 | 540 | return HAL_OK; |
mbed_official | 181:a4cbdfbbd2f4 | 541 | } |
mbed_official | 181:a4cbdfbbd2f4 | 542 | |
mbed_official | 181:a4cbdfbbd2f4 | 543 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 544 | * @} |
mbed_official | 181:a4cbdfbbd2f4 | 545 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 546 | |
mbed_official | 181:a4cbdfbbd2f4 | 547 | /** @defgroup FLASH_Group3 Peripheral State and Errors functions |
mbed_official | 181:a4cbdfbbd2f4 | 548 | * @brief Peripheral Errors functions |
mbed_official | 181:a4cbdfbbd2f4 | 549 | * |
mbed_official | 181:a4cbdfbbd2f4 | 550 | @verbatim |
mbed_official | 181:a4cbdfbbd2f4 | 551 | =============================================================================== |
mbed_official | 181:a4cbdfbbd2f4 | 552 | ##### Peripheral Errors functions ##### |
mbed_official | 181:a4cbdfbbd2f4 | 553 | =============================================================================== |
mbed_official | 181:a4cbdfbbd2f4 | 554 | [..] |
mbed_official | 181:a4cbdfbbd2f4 | 555 | This subsection permit to get in run-time Errors of the FLASH peripheral. |
mbed_official | 181:a4cbdfbbd2f4 | 556 | |
mbed_official | 181:a4cbdfbbd2f4 | 557 | @endverbatim |
mbed_official | 181:a4cbdfbbd2f4 | 558 | * @{ |
mbed_official | 181:a4cbdfbbd2f4 | 559 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 560 | |
mbed_official | 181:a4cbdfbbd2f4 | 561 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 562 | * @brief Get the specific FLASH error flag. |
mbed_official | 181:a4cbdfbbd2f4 | 563 | * @param None |
mbed_official | 181:a4cbdfbbd2f4 | 564 | * @retval FLASH_ErrorCode: The returned value can be: |
mbed_official | 181:a4cbdfbbd2f4 | 565 | * @arg FLASH_ERROR_RD: FLASH Read Protection error flag (PCROP) |
mbed_official | 181:a4cbdfbbd2f4 | 566 | * @arg FLASH_ERROR_ENDHV: FLASH Programming Sequence error flag |
mbed_official | 181:a4cbdfbbd2f4 | 567 | * @arg FLASH_ERROR_SIZE: FLASH Programming Parallelism error flag |
mbed_official | 181:a4cbdfbbd2f4 | 568 | * @arg FLASH_ERROR_PGA: FLASH Programming Alignment error flag |
mbed_official | 181:a4cbdfbbd2f4 | 569 | * @arg FLASH_ERROR_WRP: FLASH Write protected error flag |
mbed_official | 181:a4cbdfbbd2f4 | 570 | * @arg FLASH_ERROR_OPTV: FLASH Option valid error flag |
mbed_official | 181:a4cbdfbbd2f4 | 571 | * @arg FLASH_ERROR_NOTZERO: FLASH write operation is done in a not-erased region |
mbed_official | 181:a4cbdfbbd2f4 | 572 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 573 | FLASH_ErrorTypeDef HAL_FLASH_GetError(void) |
mbed_official | 181:a4cbdfbbd2f4 | 574 | { |
mbed_official | 181:a4cbdfbbd2f4 | 575 | return pFlash.ErrorCode; |
mbed_official | 181:a4cbdfbbd2f4 | 576 | } |
mbed_official | 181:a4cbdfbbd2f4 | 577 | |
mbed_official | 181:a4cbdfbbd2f4 | 578 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 579 | * @brief Wait for a FLASH operation to complete. |
mbed_official | 181:a4cbdfbbd2f4 | 580 | * @param Timeout: maximum flash operationtimeout |
mbed_official | 181:a4cbdfbbd2f4 | 581 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 181:a4cbdfbbd2f4 | 582 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 583 | HAL_StatusTypeDef FLASH_WaitForLastOperation(uint32_t Timeout) |
mbed_official | 181:a4cbdfbbd2f4 | 584 | { |
mbed_official | 181:a4cbdfbbd2f4 | 585 | uint32_t tickstart = 0; |
mbed_official | 181:a4cbdfbbd2f4 | 586 | |
mbed_official | 181:a4cbdfbbd2f4 | 587 | /* Wait for the FLASH operation to complete by polling on BUSY flag to be reset. |
mbed_official | 181:a4cbdfbbd2f4 | 588 | Even if the FLASH operation fails, the BUSY flag will be reset and an error |
mbed_official | 181:a4cbdfbbd2f4 | 589 | flag will be set */ |
mbed_official | 181:a4cbdfbbd2f4 | 590 | |
mbed_official | 181:a4cbdfbbd2f4 | 591 | tickstart = HAL_GetTick(); |
mbed_official | 181:a4cbdfbbd2f4 | 592 | |
mbed_official | 181:a4cbdfbbd2f4 | 593 | while(__HAL_FLASH_GET_FLAG(FLASH_FLAG_BSY)) |
mbed_official | 181:a4cbdfbbd2f4 | 594 | { |
mbed_official | 181:a4cbdfbbd2f4 | 595 | if(Timeout != HAL_MAX_DELAY) |
mbed_official | 181:a4cbdfbbd2f4 | 596 | { |
mbed_official | 181:a4cbdfbbd2f4 | 597 | if((HAL_GetTick() - tickstart ) > Timeout) |
mbed_official | 181:a4cbdfbbd2f4 | 598 | { |
mbed_official | 181:a4cbdfbbd2f4 | 599 | return HAL_TIMEOUT; |
mbed_official | 181:a4cbdfbbd2f4 | 600 | } |
mbed_official | 181:a4cbdfbbd2f4 | 601 | } |
mbed_official | 181:a4cbdfbbd2f4 | 602 | } |
mbed_official | 181:a4cbdfbbd2f4 | 603 | |
mbed_official | 181:a4cbdfbbd2f4 | 604 | if(__HAL_FLASH_GET_FLAG((FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR | FLASH_FLAG_SIZERR | FLASH_FLAG_OPTVERR |\ |
mbed_official | 181:a4cbdfbbd2f4 | 605 | FLASH_FLAG_RDERR | FLASH_FLAG_NOTZEROERR))) |
mbed_official | 181:a4cbdfbbd2f4 | 606 | { |
mbed_official | 181:a4cbdfbbd2f4 | 607 | /*Save the error code*/ |
mbed_official | 181:a4cbdfbbd2f4 | 608 | FLASH_SetErrorCode(); |
mbed_official | 181:a4cbdfbbd2f4 | 609 | return HAL_ERROR; |
mbed_official | 181:a4cbdfbbd2f4 | 610 | } |
mbed_official | 181:a4cbdfbbd2f4 | 611 | |
mbed_official | 181:a4cbdfbbd2f4 | 612 | /* If there is an error flag set */ |
mbed_official | 181:a4cbdfbbd2f4 | 613 | return HAL_OK; |
mbed_official | 181:a4cbdfbbd2f4 | 614 | } |
mbed_official | 181:a4cbdfbbd2f4 | 615 | |
mbed_official | 181:a4cbdfbbd2f4 | 616 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 617 | * @brief Set the specific FLASH error flag. |
mbed_official | 181:a4cbdfbbd2f4 | 618 | * @param None |
mbed_official | 181:a4cbdfbbd2f4 | 619 | * @retval None |
mbed_official | 181:a4cbdfbbd2f4 | 620 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 621 | static void FLASH_SetErrorCode(void) |
mbed_official | 181:a4cbdfbbd2f4 | 622 | { |
mbed_official | 181:a4cbdfbbd2f4 | 623 | if(__HAL_FLASH_GET_FLAG(FLASH_FLAG_ENDHV)) |
mbed_official | 181:a4cbdfbbd2f4 | 624 | { |
mbed_official | 181:a4cbdfbbd2f4 | 625 | pFlash.ErrorCode = FLASH_ERROR_ENDHV; |
mbed_official | 181:a4cbdfbbd2f4 | 626 | } |
mbed_official | 181:a4cbdfbbd2f4 | 627 | if(__HAL_FLASH_GET_FLAG(FLASH_FLAG_WRPERR)) |
mbed_official | 181:a4cbdfbbd2f4 | 628 | { |
mbed_official | 181:a4cbdfbbd2f4 | 629 | pFlash.ErrorCode = FLASH_ERROR_WRP; |
mbed_official | 181:a4cbdfbbd2f4 | 630 | } |
mbed_official | 181:a4cbdfbbd2f4 | 631 | if(__HAL_FLASH_GET_FLAG(FLASH_FLAG_PGAERR)) |
mbed_official | 181:a4cbdfbbd2f4 | 632 | { |
mbed_official | 181:a4cbdfbbd2f4 | 633 | pFlash.ErrorCode = FLASH_ERROR_PGA; |
mbed_official | 181:a4cbdfbbd2f4 | 634 | } |
mbed_official | 181:a4cbdfbbd2f4 | 635 | if(__HAL_FLASH_GET_FLAG(FLASH_FLAG_SIZERR)) |
mbed_official | 181:a4cbdfbbd2f4 | 636 | { |
mbed_official | 181:a4cbdfbbd2f4 | 637 | pFlash.ErrorCode = FLASH_ERROR_SIZE; |
mbed_official | 181:a4cbdfbbd2f4 | 638 | } |
mbed_official | 181:a4cbdfbbd2f4 | 639 | if(__HAL_FLASH_GET_FLAG(FLASH_FLAG_OPTVERR)) |
mbed_official | 181:a4cbdfbbd2f4 | 640 | { |
mbed_official | 181:a4cbdfbbd2f4 | 641 | pFlash.ErrorCode = FLASH_ERROR_OPTV; |
mbed_official | 181:a4cbdfbbd2f4 | 642 | } |
mbed_official | 181:a4cbdfbbd2f4 | 643 | if(__HAL_FLASH_GET_FLAG(FLASH_FLAG_RDERR)) |
mbed_official | 181:a4cbdfbbd2f4 | 644 | { |
mbed_official | 181:a4cbdfbbd2f4 | 645 | pFlash.ErrorCode = FLASH_ERROR_RD; |
mbed_official | 181:a4cbdfbbd2f4 | 646 | } |
mbed_official | 181:a4cbdfbbd2f4 | 647 | if(__HAL_FLASH_GET_FLAG(FLASH_FLAG_NOTZEROERR)) |
mbed_official | 181:a4cbdfbbd2f4 | 648 | { |
mbed_official | 181:a4cbdfbbd2f4 | 649 | pFlash.ErrorCode = FLASH_ERROR_NOTZERO; |
mbed_official | 181:a4cbdfbbd2f4 | 650 | } |
mbed_official | 181:a4cbdfbbd2f4 | 651 | } |
mbed_official | 181:a4cbdfbbd2f4 | 652 | |
mbed_official | 181:a4cbdfbbd2f4 | 653 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 654 | * @brief Erases a specified page in program memory. |
mbed_official | 181:a4cbdfbbd2f4 | 655 | * @note To correctly run this function, the HAL_FLASH_Unlock() function |
mbed_official | 181:a4cbdfbbd2f4 | 656 | * must be called before. |
mbed_official | 181:a4cbdfbbd2f4 | 657 | * Call the HAL_FLASH_Lock() to disable the flash memory access |
mbed_official | 181:a4cbdfbbd2f4 | 658 | * (recommended to protect the FLASH memory against possible unwanted operation) |
mbed_official | 181:a4cbdfbbd2f4 | 659 | * @param Page_Address: The page address in program memory to be erased. |
mbed_official | 181:a4cbdfbbd2f4 | 660 | * @note A Page is erased in the Program memory only if the address to load |
mbed_official | 181:a4cbdfbbd2f4 | 661 | * is the start address of a page (multiple of 256 bytes). |
mbed_official | 181:a4cbdfbbd2f4 | 662 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 181:a4cbdfbbd2f4 | 663 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 664 | void FLASH_Erase_Page(uint32_t Page_Address) |
mbed_official | 181:a4cbdfbbd2f4 | 665 | { |
mbed_official | 181:a4cbdfbbd2f4 | 666 | /* Set the ERASE bit */ |
mbed_official | 181:a4cbdfbbd2f4 | 667 | FLASH->PECR |= FLASH_PECR_ERASE; |
mbed_official | 181:a4cbdfbbd2f4 | 668 | |
mbed_official | 181:a4cbdfbbd2f4 | 669 | /* Set PROG bit */ |
mbed_official | 181:a4cbdfbbd2f4 | 670 | FLASH->PECR |= FLASH_PECR_PROG; |
mbed_official | 181:a4cbdfbbd2f4 | 671 | |
mbed_official | 181:a4cbdfbbd2f4 | 672 | /* Write 00000000h to the first word of the program page to erase */ |
mbed_official | 181:a4cbdfbbd2f4 | 673 | *(__IO uint32_t *)Page_Address = 0x00000000; |
mbed_official | 181:a4cbdfbbd2f4 | 674 | } |
mbed_official | 181:a4cbdfbbd2f4 | 675 | |
mbed_official | 181:a4cbdfbbd2f4 | 676 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 677 | * @} |
mbed_official | 181:a4cbdfbbd2f4 | 678 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 679 | |
mbed_official | 181:a4cbdfbbd2f4 | 680 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 681 | * @} |
mbed_official | 181:a4cbdfbbd2f4 | 682 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 683 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 684 | * @brief Program word (32-bit) at a specified address. |
mbed_official | 181:a4cbdfbbd2f4 | 685 | * @param Address: specifies the address to be programmed. |
mbed_official | 181:a4cbdfbbd2f4 | 686 | * @param Data: specifies the data to be programmed. |
mbed_official | 181:a4cbdfbbd2f4 | 687 | * @retval None |
mbed_official | 181:a4cbdfbbd2f4 | 688 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 689 | static void FLASH_Program_Word(uint32_t Address, uint32_t Data) |
mbed_official | 181:a4cbdfbbd2f4 | 690 | { |
mbed_official | 181:a4cbdfbbd2f4 | 691 | /* Check the parameters */ |
mbed_official | 181:a4cbdfbbd2f4 | 692 | assert_param(IS_FLASH_PROGRAM_ADDRESS(Address)); |
mbed_official | 181:a4cbdfbbd2f4 | 693 | |
mbed_official | 181:a4cbdfbbd2f4 | 694 | /* Set PROG bit */ |
mbed_official | 181:a4cbdfbbd2f4 | 695 | FLASH->PECR |= FLASH_PECR_PROG; |
mbed_official | 181:a4cbdfbbd2f4 | 696 | |
mbed_official | 181:a4cbdfbbd2f4 | 697 | *(__IO uint32_t*)Address = Data; |
mbed_official | 181:a4cbdfbbd2f4 | 698 | } |
mbed_official | 181:a4cbdfbbd2f4 | 699 | |
mbed_official | 181:a4cbdfbbd2f4 | 700 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 701 | * @} |
mbed_official | 181:a4cbdfbbd2f4 | 702 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 703 | |
mbed_official | 181:a4cbdfbbd2f4 | 704 | /** |
mbed_official | 181:a4cbdfbbd2f4 | 705 | * @} |
mbed_official | 181:a4cbdfbbd2f4 | 706 | */ |
mbed_official | 181:a4cbdfbbd2f4 | 707 | |
mbed_official | 181:a4cbdfbbd2f4 | 708 | |
mbed_official | 181:a4cbdfbbd2f4 | 709 | |
mbed_official | 181:a4cbdfbbd2f4 | 710 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |