Janek Mann / mbed-src-openwear

mbed library sources modified for open wear

Dependents:   openwear-lifelogger-example

Fork of mbed-src by mbed official

targets/cmsis/TARGET_STM/TARGET_NUCLEO_L053R8/stm32l0xx_hal_flash_ex.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?

UserRevisionLine numberNew contents of line
mbed_official 181:a4cbdfbbd2f4 1 /**
mbed_official 181:a4cbdfbbd2f4 2 ******************************************************************************
mbed_official 181:a4cbdfbbd2f4 3 * @file stm32l0xx_hal_flash_ex.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 ##### Flash peripheral Extended features #####
mbed_official 181:a4cbdfbbd2f4 19 ==============================================================================
mbed_official 181:a4cbdfbbd2f4 20
mbed_official 181:a4cbdfbbd2f4 21 [..] Comparing to other products, the FLASH interface for STM32L0xx
mbed_official 181:a4cbdfbbd2f4 22 devices contains the following additional features
mbed_official 181:a4cbdfbbd2f4 23 (+) DATA_EEPROM memory management
mbed_official 181:a4cbdfbbd2f4 24 (+) BOOT option bit configuration
mbed_official 181:a4cbdfbbd2f4 25 (+) PCROP protection for all sectors
mbed_official 181:a4cbdfbbd2f4 26
mbed_official 181:a4cbdfbbd2f4 27 ##### How to use this driver #####
mbed_official 181:a4cbdfbbd2f4 28 ==============================================================================
mbed_official 181:a4cbdfbbd2f4 29 [..] This driver provides functions to configure and program the FLASH memory
mbed_official 181:a4cbdfbbd2f4 30 of all STM32L0xx. It includes:
mbed_official 181:a4cbdfbbd2f4 31 (+) Full DATA_EEPROM erase and program management
mbed_official 181:a4cbdfbbd2f4 32 (+) Boot activation
mbed_official 181:a4cbdfbbd2f4 33 (+) PCROP protection configuration and control for all pages
mbed_official 181:a4cbdfbbd2f4 34
mbed_official 181:a4cbdfbbd2f4 35 @endverbatim
mbed_official 181:a4cbdfbbd2f4 36 ******************************************************************************
mbed_official 181:a4cbdfbbd2f4 37 * @attention
mbed_official 181:a4cbdfbbd2f4 38 *
mbed_official 181:a4cbdfbbd2f4 39 * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
mbed_official 181:a4cbdfbbd2f4 40 *
mbed_official 181:a4cbdfbbd2f4 41 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 181:a4cbdfbbd2f4 42 * are permitted provided that the following conditions are met:
mbed_official 181:a4cbdfbbd2f4 43 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 181:a4cbdfbbd2f4 44 * this list of conditions and the following disclaimer.
mbed_official 181:a4cbdfbbd2f4 45 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 181:a4cbdfbbd2f4 46 * this list of conditions and the following disclaimer in the documentation
mbed_official 181:a4cbdfbbd2f4 47 * and/or other materials provided with the distribution.
mbed_official 181:a4cbdfbbd2f4 48 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 181:a4cbdfbbd2f4 49 * may be used to endorse or promote products derived from this software
mbed_official 181:a4cbdfbbd2f4 50 * without specific prior written permission.
mbed_official 181:a4cbdfbbd2f4 51 *
mbed_official 181:a4cbdfbbd2f4 52 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 181:a4cbdfbbd2f4 53 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 181:a4cbdfbbd2f4 54 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 181:a4cbdfbbd2f4 55 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 181:a4cbdfbbd2f4 56 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 181:a4cbdfbbd2f4 57 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 181:a4cbdfbbd2f4 58 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 181:a4cbdfbbd2f4 59 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 181:a4cbdfbbd2f4 60 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 181:a4cbdfbbd2f4 61 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 181:a4cbdfbbd2f4 62 *
mbed_official 181:a4cbdfbbd2f4 63 ******************************************************************************
mbed_official 181:a4cbdfbbd2f4 64 */
mbed_official 181:a4cbdfbbd2f4 65
mbed_official 181:a4cbdfbbd2f4 66 /* Includes ------------------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 67 #include "stm32l0xx_hal.h"
mbed_official 181:a4cbdfbbd2f4 68 /** @addtogroup STM32L0XX_HAL_Driver
mbed_official 181:a4cbdfbbd2f4 69 * @{
mbed_official 181:a4cbdfbbd2f4 70 */
mbed_official 181:a4cbdfbbd2f4 71
mbed_official 181:a4cbdfbbd2f4 72 /** @defgroup FLASHEx HAL FLASH Driver
mbed_official 181:a4cbdfbbd2f4 73 * @brief FLASH HAL Extension module driver
mbed_official 181:a4cbdfbbd2f4 74 * @{
mbed_official 181:a4cbdfbbd2f4 75 */
mbed_official 181:a4cbdfbbd2f4 76
mbed_official 181:a4cbdfbbd2f4 77 #ifdef HAL_FLASH_MODULE_ENABLED
mbed_official 181:a4cbdfbbd2f4 78
mbed_official 181:a4cbdfbbd2f4 79 /* Private typedef -----------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 80 /* Private define ------------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 81 #define HAL_FLASH_TIMEOUT_VALUE ((uint32_t)0x50000
mbed_official 181:a4cbdfbbd2f4 82 #define WRP01_MASK ((uint32_t)0x0000FFFF)
mbed_official 181:a4cbdfbbd2f4 83 #define PAGESIZE ((uint32_t)0x00000080)
mbed_official 181:a4cbdfbbd2f4 84
mbed_official 181:a4cbdfbbd2f4 85 /* Private macro -------------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 86 /* Private variables ---------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 87 /*Variables used for Erase sectors under interruption*/
mbed_official 181:a4cbdfbbd2f4 88 extern FLASH_ProcessTypeDef pFlash;
mbed_official 181:a4cbdfbbd2f4 89
mbed_official 181:a4cbdfbbd2f4 90 /* Private function prototypes -----------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 91 static HAL_StatusTypeDef FLASH_OB_PCROPConfig(uint32_t OB_WRP, FunctionalState NewState);
mbed_official 181:a4cbdfbbd2f4 92 static HAL_StatusTypeDef FLASH_OB_PCROPSelectionConfig(uint16_t OB_PcROP);
mbed_official 181:a4cbdfbbd2f4 93 static HAL_StatusTypeDef FLASH_OB_BootConfig(uint16_t OB_BOOT);
mbed_official 181:a4cbdfbbd2f4 94 static HAL_StatusTypeDef DATA_EEPROM_FastProgramByte(uint32_t Address, uint8_t Data);
mbed_official 181:a4cbdfbbd2f4 95 static HAL_StatusTypeDef DATA_EEPROM_FastProgramHalfWord(uint32_t Address, uint16_t Data);
mbed_official 181:a4cbdfbbd2f4 96 static HAL_StatusTypeDef DATA_EEPROM_FastProgramWord(uint32_t Address, uint32_t Data);
mbed_official 181:a4cbdfbbd2f4 97 static HAL_StatusTypeDef DATA_EEPROM_ProgramByte(uint32_t Address, uint8_t Data);
mbed_official 181:a4cbdfbbd2f4 98 static HAL_StatusTypeDef DATA_EEPROM_ProgramHalfWord(uint32_t Address, uint16_t Data);
mbed_official 181:a4cbdfbbd2f4 99 static HAL_StatusTypeDef DATA_EEPROM_ProgramWord(uint32_t Address, uint32_t Data);
mbed_official 181:a4cbdfbbd2f4 100 static uint8_t FLASH_OB_GetUser(void);
mbed_official 181:a4cbdfbbd2f4 101 static uint32_t FLASH_OB_GetWRP(void);
mbed_official 181:a4cbdfbbd2f4 102 static FlagStatus FLASH_OB_GetRDP(void);
mbed_official 181:a4cbdfbbd2f4 103 static uint8_t FLASH_OB_GetBOR(void);
mbed_official 181:a4cbdfbbd2f4 104 static HAL_StatusTypeDef FLASH_OB_WRPConfig(uint32_t OB_WRP, FunctionalState NewState);
mbed_official 181:a4cbdfbbd2f4 105 static HAL_StatusTypeDef FLASH_OB_RDPConfig(uint8_t OB_RDP);
mbed_official 181:a4cbdfbbd2f4 106 static HAL_StatusTypeDef FLASH_OB_UserConfig(uint8_t OB_IWDG, uint8_t OB_STOP, uint8_t OB_STDBY);
mbed_official 181:a4cbdfbbd2f4 107 static HAL_StatusTypeDef FLASH_OB_BORConfig(uint8_t OB_BOR);
mbed_official 181:a4cbdfbbd2f4 108
mbed_official 181:a4cbdfbbd2f4 109 /* Private functions ---------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 110
mbed_official 181:a4cbdfbbd2f4 111 /** @defgroup Extended_FLASHEx_Private_Functions Extended FLASH Private functions
mbed_official 181:a4cbdfbbd2f4 112 * @{
mbed_official 181:a4cbdfbbd2f4 113 */
mbed_official 181:a4cbdfbbd2f4 114
mbed_official 181:a4cbdfbbd2f4 115 /** @defgroup HAL_FLASHEx_Group1 Peripheral extended features functions
mbed_official 181:a4cbdfbbd2f4 116 * @brief Data transfers functions
mbed_official 181:a4cbdfbbd2f4 117 *
mbed_official 181:a4cbdfbbd2f4 118 @verbatim
mbed_official 181:a4cbdfbbd2f4 119 ===============================================================================
mbed_official 181:a4cbdfbbd2f4 120 ##### Extended Features functions #####
mbed_official 181:a4cbdfbbd2f4 121 ===============================================================================
mbed_official 181:a4cbdfbbd2f4 122 [..]
mbed_official 181:a4cbdfbbd2f4 123 This subsection provides a set of functions allowing to manage the FLASH data
mbed_official 181:a4cbdfbbd2f4 124 transfers.
mbed_official 181:a4cbdfbbd2f4 125
mbed_official 181:a4cbdfbbd2f4 126 @endverbatim
mbed_official 181:a4cbdfbbd2f4 127 * @{
mbed_official 181:a4cbdfbbd2f4 128 */
mbed_official 181:a4cbdfbbd2f4 129
mbed_official 181:a4cbdfbbd2f4 130 /**
mbed_official 181:a4cbdfbbd2f4 131 * @brief Program option bytes
mbed_official 181:a4cbdfbbd2f4 132 * @param pAdvOBInit: pointer to an FLASH_AdvOBProgramInitTypeDef structure that
mbed_official 181:a4cbdfbbd2f4 133 * contains the configuration information for the programming.
mbed_official 181:a4cbdfbbd2f4 134 *
mbed_official 181:a4cbdfbbd2f4 135 * @retval HAL_StatusTypeDef HAL Status
mbed_official 181:a4cbdfbbd2f4 136 */
mbed_official 181:a4cbdfbbd2f4 137 HAL_StatusTypeDef HAL_FLASHEx_AdvOBProgram (FLASH_AdvOBProgramInitTypeDef *pAdvOBInit)
mbed_official 181:a4cbdfbbd2f4 138 {
mbed_official 181:a4cbdfbbd2f4 139 HAL_StatusTypeDef status = HAL_ERROR;
mbed_official 181:a4cbdfbbd2f4 140
mbed_official 181:a4cbdfbbd2f4 141 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 142 assert_param(IS_OBEX(pAdvOBInit->OptionType));
mbed_official 181:a4cbdfbbd2f4 143
mbed_official 181:a4cbdfbbd2f4 144 /*Program PCROP option byte*/
mbed_official 181:a4cbdfbbd2f4 145 if ((pAdvOBInit->OptionType&OBEX_PCROP) == OBEX_PCROP)
mbed_official 181:a4cbdfbbd2f4 146 {
mbed_official 181:a4cbdfbbd2f4 147 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 148 assert_param(IS_PCROPSTATE(pAdvOBInit->PCROPState));
mbed_official 181:a4cbdfbbd2f4 149 if (pAdvOBInit->PCROPState == PCROPSTATE_ENABLE)
mbed_official 181:a4cbdfbbd2f4 150 {
mbed_official 181:a4cbdfbbd2f4 151 /*Enable of Write protection on the selected Sector*/
mbed_official 181:a4cbdfbbd2f4 152 status = FLASH_OB_PCROPConfig(pAdvOBInit->Pages, ENABLE);
mbed_official 181:a4cbdfbbd2f4 153 status = FLASH_OB_PCROPSelectionConfig(OB_PCROP_SELECTED);
mbed_official 181:a4cbdfbbd2f4 154 }
mbed_official 181:a4cbdfbbd2f4 155 else
mbed_official 181:a4cbdfbbd2f4 156 {
mbed_official 181:a4cbdfbbd2f4 157 /*Disable of Write protection on the selected Sector*/
mbed_official 181:a4cbdfbbd2f4 158 status = FLASH_OB_PCROPConfig(pAdvOBInit->Pages, DISABLE);
mbed_official 181:a4cbdfbbd2f4 159 status = FLASH_OB_PCROPSelectionConfig(OB_PCROP_DESELECTED);
mbed_official 181:a4cbdfbbd2f4 160 }
mbed_official 181:a4cbdfbbd2f4 161 }
mbed_official 181:a4cbdfbbd2f4 162 /*Program BOOT config option byte*/
mbed_official 181:a4cbdfbbd2f4 163 if ((pAdvOBInit->OptionType&OBEX_BOOTCONFIG) == OBEX_BOOTCONFIG)
mbed_official 181:a4cbdfbbd2f4 164 {
mbed_official 181:a4cbdfbbd2f4 165 status = FLASH_OB_BootConfig(pAdvOBInit->BootConfig);
mbed_official 181:a4cbdfbbd2f4 166 }
mbed_official 181:a4cbdfbbd2f4 167
mbed_official 181:a4cbdfbbd2f4 168 return status;
mbed_official 181:a4cbdfbbd2f4 169 }
mbed_official 181:a4cbdfbbd2f4 170
mbed_official 181:a4cbdfbbd2f4 171 /**
mbed_official 181:a4cbdfbbd2f4 172 * @brief Get the OBEX byte configuration
mbed_official 181:a4cbdfbbd2f4 173 * @param pAdvOBInit: pointer to an FLASH_AdvOBProgramInitTypeDef structure that
mbed_official 181:a4cbdfbbd2f4 174 * contains the configuration information for the programming.
mbed_official 181:a4cbdfbbd2f4 175 *
mbed_official 181:a4cbdfbbd2f4 176 * @retval None
mbed_official 181:a4cbdfbbd2f4 177 */
mbed_official 181:a4cbdfbbd2f4 178 void HAL_FLASHEx_AdvOBGetConfig(FLASH_AdvOBProgramInitTypeDef *pAdvOBInit)
mbed_official 181:a4cbdfbbd2f4 179 {
mbed_official 181:a4cbdfbbd2f4 180 pAdvOBInit->OptionType = OBEX_PCROP| OBEX_BOOTCONFIG;
mbed_official 181:a4cbdfbbd2f4 181 /*Get PCROP state */
mbed_official 181:a4cbdfbbd2f4 182 pAdvOBInit->PCROPState = (FLASH->OBR & 0x00000100) >> 8;
mbed_official 181:a4cbdfbbd2f4 183 /*Get PCROP protected Pages */
mbed_official 181:a4cbdfbbd2f4 184 pAdvOBInit->Pages = FLASH->WRPR;
mbed_official 181:a4cbdfbbd2f4 185 /*Get Boot config OB*/
mbed_official 181:a4cbdfbbd2f4 186 pAdvOBInit->BootConfig = (FLASH->OBR & 0x80000000) >> 24;
mbed_official 181:a4cbdfbbd2f4 187 }
mbed_official 181:a4cbdfbbd2f4 188
mbed_official 181:a4cbdfbbd2f4 189 /** @defgroup HAL_FLASHEx_Group2 DATA EEPROM Programming functions
mbed_official 181:a4cbdfbbd2f4 190 * @brief DATA EEPROM Programming functions
mbed_official 181:a4cbdfbbd2f4 191 *
mbed_official 181:a4cbdfbbd2f4 192 @verbatim
mbed_official 181:a4cbdfbbd2f4 193 ===============================================================================
mbed_official 181:a4cbdfbbd2f4 194 ##### DATA EEPROM Programming functions #####
mbed_official 181:a4cbdfbbd2f4 195 ===============================================================================
mbed_official 181:a4cbdfbbd2f4 196
mbed_official 181:a4cbdfbbd2f4 197 [..] The DATA_EEPROM Programming_Functions, includes the following functions:
mbed_official 181:a4cbdfbbd2f4 198 (+) HAL_DATA_EEPROMEx_Unlock(void);
mbed_official 181:a4cbdfbbd2f4 199 (+) HAL_DATA_EEPROMEx_Lock(void);
mbed_official 181:a4cbdfbbd2f4 200 (+) HAL_DATA_EEPROMEx_Erase(uint32_t Address)
mbed_official 181:a4cbdfbbd2f4 201 (+) HAL_DATA_EEPROMEx_Program(uint32_t TypeProgram, uint32_t Address, uint32_t Data)
mbed_official 181:a4cbdfbbd2f4 202
mbed_official 181:a4cbdfbbd2f4 203 [..] Any operation of erase or program should follow these steps:
mbed_official 181:a4cbdfbbd2f4 204 (#) Call the HAL_DATA_EEPROMEx_Unlock() function to enable the data EEPROM access
mbed_official 181:a4cbdfbbd2f4 205 and Flash program erase control register access.
mbed_official 181:a4cbdfbbd2f4 206 (#) Call the desired function to erase or program data.
mbed_official 181:a4cbdfbbd2f4 207 (#) Call the HAL_DATA_EEPROMEx_Lock() to disable the data EEPROM access
mbed_official 181:a4cbdfbbd2f4 208 and Flash program erase control register access(recommended
mbed_official 181:a4cbdfbbd2f4 209 to protect the DATA_EEPROM against possible unwanted operation).
mbed_official 181:a4cbdfbbd2f4 210
mbed_official 181:a4cbdfbbd2f4 211 @endverbatim
mbed_official 181:a4cbdfbbd2f4 212 * @{
mbed_official 181:a4cbdfbbd2f4 213 */
mbed_official 181:a4cbdfbbd2f4 214 /**
mbed_official 181:a4cbdfbbd2f4 215 * @brief Unlocks the data memory and FLASH_PECR register access.
mbed_official 181:a4cbdfbbd2f4 216 * @param None
mbed_official 181:a4cbdfbbd2f4 217 * @retval HAL_StatusTypeDef HAL Status
mbed_official 181:a4cbdfbbd2f4 218 */
mbed_official 181:a4cbdfbbd2f4 219 HAL_StatusTypeDef HAL_DATA_EEPROMEx_Unlock(void)
mbed_official 181:a4cbdfbbd2f4 220 {
mbed_official 181:a4cbdfbbd2f4 221 if((FLASH->PECR & FLASH_PECR_PELOCK) != RESET)
mbed_official 181:a4cbdfbbd2f4 222 {
mbed_official 181:a4cbdfbbd2f4 223 /* Unlocking the Data memory and FLASH_PECR register access*/
mbed_official 181:a4cbdfbbd2f4 224 FLASH->PEKEYR = FLASH_PEKEY1;
mbed_official 181:a4cbdfbbd2f4 225 FLASH->PEKEYR = FLASH_PEKEY2;
mbed_official 181:a4cbdfbbd2f4 226 }
mbed_official 181:a4cbdfbbd2f4 227 else
mbed_official 181:a4cbdfbbd2f4 228 {
mbed_official 181:a4cbdfbbd2f4 229 return HAL_ERROR;
mbed_official 181:a4cbdfbbd2f4 230 }
mbed_official 181:a4cbdfbbd2f4 231 return HAL_OK;
mbed_official 181:a4cbdfbbd2f4 232 }
mbed_official 181:a4cbdfbbd2f4 233
mbed_official 181:a4cbdfbbd2f4 234 /**
mbed_official 181:a4cbdfbbd2f4 235 * @brief Locks the Data memory and FLASH_PECR register access.
mbed_official 181:a4cbdfbbd2f4 236 * @param None
mbed_official 181:a4cbdfbbd2f4 237 * @retval HAL_StatusTypeDef HAL Status
mbed_official 181:a4cbdfbbd2f4 238 */
mbed_official 181:a4cbdfbbd2f4 239 HAL_StatusTypeDef HAL_DATA_EEPROMEx_Lock(void)
mbed_official 181:a4cbdfbbd2f4 240 {
mbed_official 181:a4cbdfbbd2f4 241 /* Set the PELOCK Bit to lock the data memory and FLASH_PECR register access */
mbed_official 181:a4cbdfbbd2f4 242 FLASH->PECR |= FLASH_PECR_PELOCK;
mbed_official 181:a4cbdfbbd2f4 243
mbed_official 181:a4cbdfbbd2f4 244 return HAL_OK;
mbed_official 181:a4cbdfbbd2f4 245 }
mbed_official 181:a4cbdfbbd2f4 246
mbed_official 181:a4cbdfbbd2f4 247 /**
mbed_official 181:a4cbdfbbd2f4 248 * @brief Erase a word in data memory.
mbed_official 181:a4cbdfbbd2f4 249 * @param Address: specifies the address to be erased.
mbed_official 181:a4cbdfbbd2f4 250 * @note To correctly run this function, the DATA_EEPROM_Unlock() function
mbed_official 181:a4cbdfbbd2f4 251 * must be called before.
mbed_official 181:a4cbdfbbd2f4 252 * Call the DATA_EEPROM_Lock() to the data EEPROM access
mbed_official 181:a4cbdfbbd2f4 253 * and Flash program erase control register access(recommended to protect
mbed_official 181:a4cbdfbbd2f4 254 * the DATA_EEPROM against possible unwanted operation).
mbed_official 181:a4cbdfbbd2f4 255 * @retval FLASH Status: The returned value can be:
mbed_official 181:a4cbdfbbd2f4 256 * FLASH_ERROR_PROGRAM, FLASH_ERROR_WRP, FLASH_COMPLETE or FLASH_TIMEOUT.
mbed_official 181:a4cbdfbbd2f4 257 */
mbed_official 181:a4cbdfbbd2f4 258 HAL_StatusTypeDef HAL_DATA_EEPROMEx_Erase(uint32_t Address)
mbed_official 181:a4cbdfbbd2f4 259 {
mbed_official 181:a4cbdfbbd2f4 260 HAL_StatusTypeDef status = HAL_OK;
mbed_official 181:a4cbdfbbd2f4 261
mbed_official 181:a4cbdfbbd2f4 262 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 263 assert_param(IS_FLASH_DATA_ADDRESS(Address));
mbed_official 181:a4cbdfbbd2f4 264
mbed_official 181:a4cbdfbbd2f4 265 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 266 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 267
mbed_official 181:a4cbdfbbd2f4 268 if(status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 269 {
mbed_official 181:a4cbdfbbd2f4 270 /* Write "00000000h" to valid address in the data memory" */
mbed_official 181:a4cbdfbbd2f4 271 *(__IO uint32_t *) Address = 0x00000000;
mbed_official 181:a4cbdfbbd2f4 272 }
mbed_official 181:a4cbdfbbd2f4 273
mbed_official 181:a4cbdfbbd2f4 274 /* Return the erase status */
mbed_official 181:a4cbdfbbd2f4 275 return status;
mbed_official 181:a4cbdfbbd2f4 276 }
mbed_official 181:a4cbdfbbd2f4 277
mbed_official 181:a4cbdfbbd2f4 278 /**
mbed_official 181:a4cbdfbbd2f4 279 * @brief Program word at a specified address
mbed_official 181:a4cbdfbbd2f4 280 * @param TypeProgram: Indicate the way to program at a specified address.
mbed_official 181:a4cbdfbbd2f4 281 * This parameter can be a value of @ref FLASH_Type_Program
mbed_official 181:a4cbdfbbd2f4 282 * @param Address: specifies the address to be programmed.
mbed_official 181:a4cbdfbbd2f4 283 * @param Data: specifies the data to be programmed
mbed_official 181:a4cbdfbbd2f4 284 *
mbed_official 181:a4cbdfbbd2f4 285 * @retval HAL_StatusTypeDef HAL Status
mbed_official 181:a4cbdfbbd2f4 286 */
mbed_official 181:a4cbdfbbd2f4 287
mbed_official 181:a4cbdfbbd2f4 288 HAL_StatusTypeDef HAL_DATA_EEPROMEx_Program(uint32_t TypeProgram, uint32_t Address, uint32_t Data)
mbed_official 181:a4cbdfbbd2f4 289 {
mbed_official 181:a4cbdfbbd2f4 290 HAL_StatusTypeDef status = HAL_ERROR;
mbed_official 181:a4cbdfbbd2f4 291
mbed_official 181:a4cbdfbbd2f4 292 /* Process Locked */
mbed_official 181:a4cbdfbbd2f4 293 __HAL_LOCK(&pFlash);
mbed_official 181:a4cbdfbbd2f4 294
mbed_official 181:a4cbdfbbd2f4 295 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 296 assert_param(IS_TYPEPROGRAM(TypeProgram));
mbed_official 181:a4cbdfbbd2f4 297
mbed_official 181:a4cbdfbbd2f4 298 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 299 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 300
mbed_official 181:a4cbdfbbd2f4 301 if(status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 302 {
mbed_official 181:a4cbdfbbd2f4 303 if(TypeProgram == TYPEPROGRAM_FASTBYTE)
mbed_official 181:a4cbdfbbd2f4 304 {
mbed_official 181:a4cbdfbbd2f4 305 /*Program word (8-bit) at a specified address.*/
mbed_official 181:a4cbdfbbd2f4 306 DATA_EEPROM_FastProgramByte(Address, (uint8_t) Data);
mbed_official 181:a4cbdfbbd2f4 307
mbed_official 181:a4cbdfbbd2f4 308 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 309 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 310 }
mbed_official 181:a4cbdfbbd2f4 311
mbed_official 181:a4cbdfbbd2f4 312 if(TypeProgram == TYPEPROGRAM_FASTHALFWORD)
mbed_official 181:a4cbdfbbd2f4 313 {
mbed_official 181:a4cbdfbbd2f4 314 /*Program word (16-bit) at a specified address.*/
mbed_official 181:a4cbdfbbd2f4 315 DATA_EEPROM_FastProgramHalfWord(Address, (uint16_t) Data);
mbed_official 181:a4cbdfbbd2f4 316
mbed_official 181:a4cbdfbbd2f4 317 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 318 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 319 }
mbed_official 181:a4cbdfbbd2f4 320 if(TypeProgram == TYPEPROGRAM_FASTWORD)
mbed_official 181:a4cbdfbbd2f4 321 {
mbed_official 181:a4cbdfbbd2f4 322 /*Program word (32-bit) at a specified address.*/
mbed_official 181:a4cbdfbbd2f4 323 DATA_EEPROM_FastProgramWord(Address, (uint32_t) Data);
mbed_official 181:a4cbdfbbd2f4 324
mbed_official 181:a4cbdfbbd2f4 325 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 326 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 327 }
mbed_official 181:a4cbdfbbd2f4 328 if(TypeProgram == TYPEPROGRAM_WORD)
mbed_official 181:a4cbdfbbd2f4 329 {
mbed_official 181:a4cbdfbbd2f4 330 /*Program word (32-bit) at a specified address.*/
mbed_official 181:a4cbdfbbd2f4 331 DATA_EEPROM_ProgramWord(Address, (uint32_t) Data);
mbed_official 181:a4cbdfbbd2f4 332
mbed_official 181:a4cbdfbbd2f4 333 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 334 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 335 }
mbed_official 181:a4cbdfbbd2f4 336
mbed_official 181:a4cbdfbbd2f4 337 if(TypeProgram == TYPEPROGRAM_HALFWORD)
mbed_official 181:a4cbdfbbd2f4 338 {
mbed_official 181:a4cbdfbbd2f4 339 /*Program word (16-bit) at a specified address.*/
mbed_official 181:a4cbdfbbd2f4 340 DATA_EEPROM_ProgramHalfWord(Address, (uint16_t) Data);
mbed_official 181:a4cbdfbbd2f4 341
mbed_official 181:a4cbdfbbd2f4 342 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 343 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 344 }
mbed_official 181:a4cbdfbbd2f4 345
mbed_official 181:a4cbdfbbd2f4 346 if(TypeProgram == TYPEPROGRAM_BYTE)
mbed_official 181:a4cbdfbbd2f4 347 {
mbed_official 181:a4cbdfbbd2f4 348 /*Program word (8-bit) at a specified address.*/
mbed_official 181:a4cbdfbbd2f4 349 DATA_EEPROM_ProgramByte(Address, (uint8_t) Data);
mbed_official 181:a4cbdfbbd2f4 350
mbed_official 181:a4cbdfbbd2f4 351 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 352 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 353 }
mbed_official 181:a4cbdfbbd2f4 354 }
mbed_official 181:a4cbdfbbd2f4 355 /* Process Unlocked */
mbed_official 181:a4cbdfbbd2f4 356 __HAL_UNLOCK(&pFlash);
mbed_official 181:a4cbdfbbd2f4 357
mbed_official 181:a4cbdfbbd2f4 358 return status;
mbed_official 181:a4cbdfbbd2f4 359 }
mbed_official 181:a4cbdfbbd2f4 360
mbed_official 181:a4cbdfbbd2f4 361 /**
mbed_official 181:a4cbdfbbd2f4 362 * @brief Erase the specified FLASH memory Pages
mbed_official 181:a4cbdfbbd2f4 363 * @param[in] pEraseInit: pointer to an FLASH_EraseInitTypeDef structure that
mbed_official 181:a4cbdfbbd2f4 364 * contains the configuration information for the erasing.
mbed_official 181:a4cbdfbbd2f4 365 *
mbed_official 181:a4cbdfbbd2f4 366 * @param[out] PageError: pointer to variable that
mbed_official 181:a4cbdfbbd2f4 367 * contains the configuration information on faulty sector in case of error
mbed_official 181:a4cbdfbbd2f4 368 * (0xFFFFFFFF means that all the sectors have been correctly erased)
mbed_official 181:a4cbdfbbd2f4 369 *
mbed_official 181:a4cbdfbbd2f4 370 * @retval HAL_StatusTypeDef HAL Status
mbed_official 181:a4cbdfbbd2f4 371 */
mbed_official 181:a4cbdfbbd2f4 372 HAL_StatusTypeDef HAL_FLASHEx_Erase(FLASH_EraseInitTypeDef *pEraseInit, uint32_t *PageError)
mbed_official 181:a4cbdfbbd2f4 373 {
mbed_official 181:a4cbdfbbd2f4 374 HAL_StatusTypeDef status = HAL_ERROR;
mbed_official 181:a4cbdfbbd2f4 375 uint32_t index = 0;
mbed_official 181:a4cbdfbbd2f4 376
mbed_official 181:a4cbdfbbd2f4 377 /* Process Locked */
mbed_official 181:a4cbdfbbd2f4 378 __HAL_LOCK(&pFlash);
mbed_official 181:a4cbdfbbd2f4 379
mbed_official 181:a4cbdfbbd2f4 380 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 381 assert_param(IS_TYPEERASE(pEraseInit->TypeErase));
mbed_official 181:a4cbdfbbd2f4 382
mbed_official 181:a4cbdfbbd2f4 383 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 384 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 385
mbed_official 181:a4cbdfbbd2f4 386 if (status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 387 {
mbed_official 181:a4cbdfbbd2f4 388 /*Initialization of PageError variable*/
mbed_official 181:a4cbdfbbd2f4 389 *PageError = 0xFFFFFFFF;
mbed_official 181:a4cbdfbbd2f4 390
mbed_official 181:a4cbdfbbd2f4 391 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 392 assert_param(IS_NBPAGES(pEraseInit->NbPages + pEraseInit->Page));
mbed_official 181:a4cbdfbbd2f4 393
mbed_official 181:a4cbdfbbd2f4 394 /* Erase by sector by sector to be done*/
mbed_official 181:a4cbdfbbd2f4 395 for(index = pEraseInit->Page; index < ((pEraseInit->NbPages*PAGESIZE)+ pEraseInit->Page); index+=PAGESIZE)
mbed_official 181:a4cbdfbbd2f4 396 {
mbed_official 181:a4cbdfbbd2f4 397 FLASH_Erase_Page(index);
mbed_official 181:a4cbdfbbd2f4 398
mbed_official 181:a4cbdfbbd2f4 399 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 400 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 401
mbed_official 181:a4cbdfbbd2f4 402 /* If the erase operation is completed, disable the ERASE Bit */
mbed_official 181:a4cbdfbbd2f4 403 FLASH->PECR &= (~FLASH_PECR_PROG);
mbed_official 181:a4cbdfbbd2f4 404 FLASH->PECR &= (~FLASH_PECR_ERASE);
mbed_official 181:a4cbdfbbd2f4 405
mbed_official 181:a4cbdfbbd2f4 406 if (status != HAL_OK)
mbed_official 181:a4cbdfbbd2f4 407 {
mbed_official 181:a4cbdfbbd2f4 408 /* In case of error, stop erase procedure and return the faulty sector*/
mbed_official 181:a4cbdfbbd2f4 409 *PageError = index;
mbed_official 181:a4cbdfbbd2f4 410 break;
mbed_official 181:a4cbdfbbd2f4 411 }
mbed_official 181:a4cbdfbbd2f4 412 }
mbed_official 181:a4cbdfbbd2f4 413 }
mbed_official 181:a4cbdfbbd2f4 414
mbed_official 181:a4cbdfbbd2f4 415 /* Process Unlocked */
mbed_official 181:a4cbdfbbd2f4 416 __HAL_UNLOCK(&pFlash);
mbed_official 181:a4cbdfbbd2f4 417
mbed_official 181:a4cbdfbbd2f4 418 return status;
mbed_official 181:a4cbdfbbd2f4 419 }
mbed_official 181:a4cbdfbbd2f4 420
mbed_official 181:a4cbdfbbd2f4 421 /**
mbed_official 181:a4cbdfbbd2f4 422 * @brief Perform a page erase of the specified FLASH memory pages with interrupt enabled
mbed_official 181:a4cbdfbbd2f4 423 * @param pEraseInit: pointer to an FLASH_EraseInitTypeDef structure that
mbed_official 181:a4cbdfbbd2f4 424 * contains the configuration information for the erasing.
mbed_official 181:a4cbdfbbd2f4 425 *
mbed_official 181:a4cbdfbbd2f4 426 * @retval HAL_StatusTypeDef HAL Status
mbed_official 181:a4cbdfbbd2f4 427 */
mbed_official 181:a4cbdfbbd2f4 428 HAL_StatusTypeDef HAL_FLASHEx_Erase_IT(FLASH_EraseInitTypeDef *pEraseInit)
mbed_official 181:a4cbdfbbd2f4 429 {
mbed_official 181:a4cbdfbbd2f4 430 HAL_StatusTypeDef status = HAL_OK;
mbed_official 181:a4cbdfbbd2f4 431
mbed_official 181:a4cbdfbbd2f4 432 /* Process Locked */
mbed_official 181:a4cbdfbbd2f4 433 __HAL_LOCK(&pFlash);
mbed_official 181:a4cbdfbbd2f4 434
mbed_official 181:a4cbdfbbd2f4 435 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 436 assert_param(IS_TYPEERASE(pEraseInit->TypeErase));
mbed_official 181:a4cbdfbbd2f4 437
mbed_official 181:a4cbdfbbd2f4 438 /* Enable End of FLASH Operation interrupt */
mbed_official 181:a4cbdfbbd2f4 439 __HAL_FLASH_ENABLE_IT(FLASH_IT_EOP);
mbed_official 181:a4cbdfbbd2f4 440
mbed_official 181:a4cbdfbbd2f4 441 /* Enable Error source interrupt */
mbed_official 181:a4cbdfbbd2f4 442 __HAL_FLASH_ENABLE_IT(FLASH_IT_ERR);
mbed_official 181:a4cbdfbbd2f4 443
mbed_official 181:a4cbdfbbd2f4 444 /* Clear pending flags (if any) */
mbed_official 181:a4cbdfbbd2f4 445 __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_ENDHV | FLASH_FLAG_WRPERR |\
mbed_official 181:a4cbdfbbd2f4 446 FLASH_FLAG_PGAERR | FLASH_FLAG_SIZERR| FLASH_FLAG_OPTVERR |\
mbed_official 181:a4cbdfbbd2f4 447 FLASH_FLAG_RDERR | FLASH_FLAG_NOTZEROERR);
mbed_official 181:a4cbdfbbd2f4 448
mbed_official 181:a4cbdfbbd2f4 449 if (pEraseInit->TypeErase == TYPEERASE_PAGEERASE)
mbed_official 181:a4cbdfbbd2f4 450 {
mbed_official 181:a4cbdfbbd2f4 451 /* Erase by sector to be done*/
mbed_official 181:a4cbdfbbd2f4 452
mbed_official 181:a4cbdfbbd2f4 453 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 454 assert_param(IS_NBPAGES(pEraseInit->NbPages + pEraseInit->Page));
mbed_official 181:a4cbdfbbd2f4 455
mbed_official 181:a4cbdfbbd2f4 456 pFlash.ProcedureOnGoing = FLASH_PROC_PAGEERASE;
mbed_official 181:a4cbdfbbd2f4 457 pFlash.NbPagesToErase = pEraseInit->NbPages;
mbed_official 181:a4cbdfbbd2f4 458 pFlash.Page = pEraseInit->Page;
mbed_official 181:a4cbdfbbd2f4 459
mbed_official 181:a4cbdfbbd2f4 460 /*Erase 1st page and wait for IT*/
mbed_official 181:a4cbdfbbd2f4 461 FLASH_Erase_Page(pEraseInit->Page);
mbed_official 181:a4cbdfbbd2f4 462 }
mbed_official 181:a4cbdfbbd2f4 463
mbed_official 181:a4cbdfbbd2f4 464 return status;
mbed_official 181:a4cbdfbbd2f4 465 }
mbed_official 181:a4cbdfbbd2f4 466
mbed_official 181:a4cbdfbbd2f4 467
mbed_official 181:a4cbdfbbd2f4 468 /**
mbed_official 181:a4cbdfbbd2f4 469 * @brief Program option bytes
mbed_official 181:a4cbdfbbd2f4 470 * @param pOBInit: pointer to an FLASH_OBInitStruct structure that
mbed_official 181:a4cbdfbbd2f4 471 * contains the configuration information for the programming.
mbed_official 181:a4cbdfbbd2f4 472 *
mbed_official 181:a4cbdfbbd2f4 473 * @retval HAL_StatusTypeDef HAL Status
mbed_official 181:a4cbdfbbd2f4 474 */
mbed_official 181:a4cbdfbbd2f4 475 HAL_StatusTypeDef HAL_FLASHEx_OBProgram(FLASH_OBProgramInitTypeDef *pOBInit)
mbed_official 181:a4cbdfbbd2f4 476 {
mbed_official 181:a4cbdfbbd2f4 477 HAL_StatusTypeDef status = HAL_ERROR;
mbed_official 181:a4cbdfbbd2f4 478
mbed_official 181:a4cbdfbbd2f4 479 /* Process Locked */
mbed_official 181:a4cbdfbbd2f4 480 __HAL_LOCK(&pFlash);
mbed_official 181:a4cbdfbbd2f4 481
mbed_official 181:a4cbdfbbd2f4 482 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 483 assert_param(IS_OPTIONBYTE(pOBInit->OptionType));
mbed_official 181:a4cbdfbbd2f4 484
mbed_official 181:a4cbdfbbd2f4 485 /*Write protection configuration*/
mbed_official 181:a4cbdfbbd2f4 486 if((pOBInit->OptionType & OPTIONBYTE_WRP) == OPTIONBYTE_WRP)
mbed_official 181:a4cbdfbbd2f4 487 {
mbed_official 181:a4cbdfbbd2f4 488 assert_param(IS_WRPSTATE(pOBInit->WRPState));
mbed_official 181:a4cbdfbbd2f4 489 if (pOBInit->WRPState == WRPSTATE_ENABLE)
mbed_official 181:a4cbdfbbd2f4 490 {
mbed_official 181:a4cbdfbbd2f4 491 /*Enable of Write protection on the selected Sector*/
mbed_official 181:a4cbdfbbd2f4 492 status = FLASH_OB_WRPConfig(pOBInit->WRPSector, ENABLE);
mbed_official 181:a4cbdfbbd2f4 493 }
mbed_official 181:a4cbdfbbd2f4 494 else
mbed_official 181:a4cbdfbbd2f4 495 {
mbed_official 181:a4cbdfbbd2f4 496 /*Disable of Write protection on the selected Sector*/
mbed_official 181:a4cbdfbbd2f4 497 status = FLASH_OB_WRPConfig(pOBInit->WRPSector, DISABLE);
mbed_official 181:a4cbdfbbd2f4 498 }
mbed_official 181:a4cbdfbbd2f4 499 }
mbed_official 181:a4cbdfbbd2f4 500
mbed_official 181:a4cbdfbbd2f4 501 /* Read protection configuration*/
mbed_official 181:a4cbdfbbd2f4 502 if((pOBInit->OptionType & OPTIONBYTE_RDP) == OPTIONBYTE_RDP)
mbed_official 181:a4cbdfbbd2f4 503 {
mbed_official 181:a4cbdfbbd2f4 504 status = FLASH_OB_RDPConfig(pOBInit->RDPLevel);
mbed_official 181:a4cbdfbbd2f4 505 }
mbed_official 181:a4cbdfbbd2f4 506
mbed_official 181:a4cbdfbbd2f4 507 /* USER configuration*/
mbed_official 181:a4cbdfbbd2f4 508 if((pOBInit->OptionType & OPTIONBYTE_USER) == OPTIONBYTE_USER)
mbed_official 181:a4cbdfbbd2f4 509 {
mbed_official 181:a4cbdfbbd2f4 510 status = FLASH_OB_UserConfig(pOBInit->USERConfig&OB_IWDG_SW,
mbed_official 181:a4cbdfbbd2f4 511 pOBInit->USERConfig&OB_STOP_NoRST,
mbed_official 181:a4cbdfbbd2f4 512 pOBInit->USERConfig&OB_STDBY_NoRST);
mbed_official 181:a4cbdfbbd2f4 513 }
mbed_official 181:a4cbdfbbd2f4 514
mbed_official 181:a4cbdfbbd2f4 515 /* BOR Level configuration*/
mbed_official 181:a4cbdfbbd2f4 516 if((pOBInit->OptionType & OPTIONBYTE_BOR) == OPTIONBYTE_BOR)
mbed_official 181:a4cbdfbbd2f4 517 {
mbed_official 181:a4cbdfbbd2f4 518 status = FLASH_OB_BORConfig(pOBInit->BORLevel);
mbed_official 181:a4cbdfbbd2f4 519 }
mbed_official 181:a4cbdfbbd2f4 520 /* Process Unlocked */
mbed_official 181:a4cbdfbbd2f4 521 __HAL_UNLOCK(&pFlash);
mbed_official 181:a4cbdfbbd2f4 522
mbed_official 181:a4cbdfbbd2f4 523 return status;
mbed_official 181:a4cbdfbbd2f4 524 }
mbed_official 181:a4cbdfbbd2f4 525
mbed_official 181:a4cbdfbbd2f4 526 /**
mbed_official 181:a4cbdfbbd2f4 527 * @brief Get the Option byte configuration
mbed_official 181:a4cbdfbbd2f4 528 * @param pOBInit: pointer to an FLASH_OBInitStruct structure that
mbed_official 181:a4cbdfbbd2f4 529 * contains the configuration information for the programming.
mbed_official 181:a4cbdfbbd2f4 530 *
mbed_official 181:a4cbdfbbd2f4 531 * @retval None
mbed_official 181:a4cbdfbbd2f4 532 */
mbed_official 181:a4cbdfbbd2f4 533 void HAL_FLASHEx_OBGetConfig(FLASH_OBProgramInitTypeDef *pOBInit)
mbed_official 181:a4cbdfbbd2f4 534 {
mbed_official 181:a4cbdfbbd2f4 535 pOBInit->OptionType = OPTIONBYTE_WRP | OPTIONBYTE_RDP | OPTIONBYTE_USER | OPTIONBYTE_BOR;
mbed_official 181:a4cbdfbbd2f4 536
mbed_official 181:a4cbdfbbd2f4 537 /*Get WRP*/
mbed_official 181:a4cbdfbbd2f4 538 pOBInit->WRPSector = FLASH_OB_GetWRP();
mbed_official 181:a4cbdfbbd2f4 539
mbed_official 181:a4cbdfbbd2f4 540 /*Get RDP Level*/
mbed_official 181:a4cbdfbbd2f4 541 pOBInit->RDPLevel = FLASH_OB_GetRDP();
mbed_official 181:a4cbdfbbd2f4 542
mbed_official 181:a4cbdfbbd2f4 543 /*Get USER*/
mbed_official 181:a4cbdfbbd2f4 544 pOBInit->USERConfig = FLASH_OB_GetUser();
mbed_official 181:a4cbdfbbd2f4 545
mbed_official 181:a4cbdfbbd2f4 546 /*Get BOR Level*/
mbed_official 181:a4cbdfbbd2f4 547 pOBInit->BORLevel = FLASH_OB_GetBOR();
mbed_official 181:a4cbdfbbd2f4 548 }
mbed_official 181:a4cbdfbbd2f4 549
mbed_official 181:a4cbdfbbd2f4 550
mbed_official 181:a4cbdfbbd2f4 551 /**
mbed_official 181:a4cbdfbbd2f4 552 * @brief Returns the FLASH User Option Bytes values.
mbed_official 181:a4cbdfbbd2f4 553 * @param None
mbed_official 181:a4cbdfbbd2f4 554 * @retval The FLASH User Option Bytes.
mbed_official 181:a4cbdfbbd2f4 555 */
mbed_official 181:a4cbdfbbd2f4 556 static uint8_t FLASH_OB_GetUser(void)
mbed_official 181:a4cbdfbbd2f4 557 {
mbed_official 181:a4cbdfbbd2f4 558 /* Return the User Option Byte */
mbed_official 181:a4cbdfbbd2f4 559 return (uint8_t)(FLASH->OBR >> 20);
mbed_official 181:a4cbdfbbd2f4 560 }
mbed_official 181:a4cbdfbbd2f4 561
mbed_official 181:a4cbdfbbd2f4 562 /**
mbed_official 181:a4cbdfbbd2f4 563 * @brief Returns the FLASH Write Protection Option Bytes value.
mbed_official 181:a4cbdfbbd2f4 564 * @param None
mbed_official 181:a4cbdfbbd2f4 565 * @retval The FLASH Write Protection Option Bytes value.
mbed_official 181:a4cbdfbbd2f4 566 */
mbed_official 181:a4cbdfbbd2f4 567 static uint32_t FLASH_OB_GetWRP(void)
mbed_official 181:a4cbdfbbd2f4 568 {
mbed_official 181:a4cbdfbbd2f4 569 /* Return the FLASH write protection Register value */
mbed_official 181:a4cbdfbbd2f4 570 return (uint32_t)(FLASH->WRPR);
mbed_official 181:a4cbdfbbd2f4 571 }
mbed_official 181:a4cbdfbbd2f4 572
mbed_official 181:a4cbdfbbd2f4 573 /**
mbed_official 181:a4cbdfbbd2f4 574 * @brief Checks whether the FLASH Read out Protection Status is set or not.
mbed_official 181:a4cbdfbbd2f4 575 * @param None
mbed_official 181:a4cbdfbbd2f4 576 * @retval FLASH ReadOut Protection Status(SET or RESET).
mbed_official 181:a4cbdfbbd2f4 577 */
mbed_official 181:a4cbdfbbd2f4 578 static FlagStatus FLASH_OB_GetRDP(void)
mbed_official 181:a4cbdfbbd2f4 579 {
mbed_official 181:a4cbdfbbd2f4 580 FlagStatus readstatus = RESET;
mbed_official 181:a4cbdfbbd2f4 581
mbed_official 181:a4cbdfbbd2f4 582 if ((uint8_t)(FLASH->OBR) != (uint8_t)OB_RDP_Level_0)
mbed_official 181:a4cbdfbbd2f4 583 {
mbed_official 181:a4cbdfbbd2f4 584 readstatus = SET;
mbed_official 181:a4cbdfbbd2f4 585 }
mbed_official 181:a4cbdfbbd2f4 586 else
mbed_official 181:a4cbdfbbd2f4 587 {
mbed_official 181:a4cbdfbbd2f4 588 readstatus = RESET;
mbed_official 181:a4cbdfbbd2f4 589 }
mbed_official 181:a4cbdfbbd2f4 590 return readstatus;
mbed_official 181:a4cbdfbbd2f4 591 }
mbed_official 181:a4cbdfbbd2f4 592
mbed_official 181:a4cbdfbbd2f4 593 /**
mbed_official 181:a4cbdfbbd2f4 594 * @brief Returns the FLASH BOR level.
mbed_official 181:a4cbdfbbd2f4 595 * @param None
mbed_official 181:a4cbdfbbd2f4 596 * @retval The FLASH User Option Bytes.
mbed_official 181:a4cbdfbbd2f4 597 */
mbed_official 181:a4cbdfbbd2f4 598 static uint8_t FLASH_OB_GetBOR(void)
mbed_official 181:a4cbdfbbd2f4 599 {
mbed_official 181:a4cbdfbbd2f4 600 /* Return the BOR level */
mbed_official 181:a4cbdfbbd2f4 601 return (uint8_t)((FLASH->OBR & (uint32_t)0x000F0000) >> 16);
mbed_official 181:a4cbdfbbd2f4 602 }
mbed_official 181:a4cbdfbbd2f4 603
mbed_official 181:a4cbdfbbd2f4 604 /**
mbed_official 181:a4cbdfbbd2f4 605 * @brief Write protects the desired pages of the first 64KB of the Flash.
mbed_official 181:a4cbdfbbd2f4 606 * @param OB_WRP: specifies the address of the pages to be write protected.
mbed_official 181:a4cbdfbbd2f4 607 * This parameter can be:
mbed_official 181:a4cbdfbbd2f4 608 * @arg value between OB_WRP_Pages0to31 and OB_WRP_Pages480to511
mbed_official 181:a4cbdfbbd2f4 609 * @arg OB_WRP_AllPages
mbed_official 181:a4cbdfbbd2f4 610 * @param NewState: new state of the specified FLASH Pages Wtite protection.
mbed_official 181:a4cbdfbbd2f4 611 * This parameter can be: ENABLE or DISABLE.
mbed_official 181:a4cbdfbbd2f4 612 * @retval HAL_StatusTypeDef
mbed_official 181:a4cbdfbbd2f4 613 */
mbed_official 181:a4cbdfbbd2f4 614 static HAL_StatusTypeDef FLASH_OB_WRPConfig(uint32_t OB_WRP, FunctionalState NewState)
mbed_official 181:a4cbdfbbd2f4 615 {
mbed_official 181:a4cbdfbbd2f4 616 HAL_StatusTypeDef status = HAL_OK;
mbed_official 181:a4cbdfbbd2f4 617 uint32_t WRP01_Data = 0;
mbed_official 181:a4cbdfbbd2f4 618 uint32_t tmp1 = 0;
mbed_official 181:a4cbdfbbd2f4 619
mbed_official 181:a4cbdfbbd2f4 620 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 621 assert_param(IS_OB_WRP(OB_WRP));
mbed_official 181:a4cbdfbbd2f4 622 assert_param(IS_FUNCTIONAL_STATE(NewState));
mbed_official 181:a4cbdfbbd2f4 623
mbed_official 181:a4cbdfbbd2f4 624 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 625 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 626
mbed_official 181:a4cbdfbbd2f4 627 if(status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 628 {
mbed_official 181:a4cbdfbbd2f4 629 if (NewState != DISABLE)
mbed_official 181:a4cbdfbbd2f4 630 {
mbed_official 181:a4cbdfbbd2f4 631 WRP01_Data = (uint16_t)(((OB_WRP & WRP01_MASK) | OB->WRP01));
mbed_official 181:a4cbdfbbd2f4 632 tmp1 = (uint32_t)(~(WRP01_Data) << 16)|(WRP01_Data);
mbed_official 181:a4cbdfbbd2f4 633 OB->WRP01 = tmp1;
mbed_official 181:a4cbdfbbd2f4 634 }
mbed_official 181:a4cbdfbbd2f4 635 else
mbed_official 181:a4cbdfbbd2f4 636 {
mbed_official 181:a4cbdfbbd2f4 637 WRP01_Data = (uint16_t)(~OB_WRP & (WRP01_MASK & OB->WRP01));
mbed_official 181:a4cbdfbbd2f4 638 tmp1 = (uint32_t)((~WRP01_Data) << 16)|(WRP01_Data);
mbed_official 181:a4cbdfbbd2f4 639 OB->WRP01 = tmp1;
mbed_official 181:a4cbdfbbd2f4 640 }
mbed_official 181:a4cbdfbbd2f4 641 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 642 status = FLASH_WaitForLastOperation(HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 643 }
mbed_official 181:a4cbdfbbd2f4 644
mbed_official 181:a4cbdfbbd2f4 645 /* Return the write protection operation Status */
mbed_official 181:a4cbdfbbd2f4 646 return status;
mbed_official 181:a4cbdfbbd2f4 647 }
mbed_official 181:a4cbdfbbd2f4 648 /**
mbed_official 181:a4cbdfbbd2f4 649 * @brief Enables or disables the read out protection.
mbed_official 181:a4cbdfbbd2f4 650 * @note To correctly run this function, the FLASH_OB_Unlock() function
mbed_official 181:a4cbdfbbd2f4 651 * must be called before.
mbed_official 181:a4cbdfbbd2f4 652 * @param FLASH_ReadProtection_Level: specifies the read protection level.
mbed_official 181:a4cbdfbbd2f4 653 * This parameter can be:
mbed_official 181:a4cbdfbbd2f4 654 * @arg OB_RDP_Level_0: No protection
mbed_official 181:a4cbdfbbd2f4 655 * @arg OB_RDP_Level_1: Read protection of the memory
mbed_official 181:a4cbdfbbd2f4 656 * @arg OB_RDP_Level_2: Chip protection
mbed_official 181:a4cbdfbbd2f4 657 *
mbed_official 181:a4cbdfbbd2f4 658 * !!!Warning!!! When enabling OB_RDP_Level_2 it's no more possible to go back to level 1 or 0
mbed_official 181:a4cbdfbbd2f4 659 *
mbed_official 181:a4cbdfbbd2f4 660 * @retval FLASH Status: The returned value can be:
mbed_official 181:a4cbdfbbd2f4 661 * FLASH_ERROR_PROGRAM, FLASH_ERROR_WRP, FLASH_COMPLETE or FLASH_TIMEOUT.
mbed_official 181:a4cbdfbbd2f4 662 */
mbed_official 181:a4cbdfbbd2f4 663 static HAL_StatusTypeDef FLASH_OB_RDPConfig(uint8_t OB_RDP)
mbed_official 181:a4cbdfbbd2f4 664 {
mbed_official 181:a4cbdfbbd2f4 665 HAL_StatusTypeDef status = HAL_OK;
mbed_official 181:a4cbdfbbd2f4 666 uint8_t tmp1 = 0;
mbed_official 181:a4cbdfbbd2f4 667 uint32_t tmp2 = 0;
mbed_official 181:a4cbdfbbd2f4 668
mbed_official 181:a4cbdfbbd2f4 669 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 670 assert_param(IS_OB_RDP(OB_RDP));
mbed_official 181:a4cbdfbbd2f4 671 status = FLASH_WaitForLastOperation(HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 672
mbed_official 181:a4cbdfbbd2f4 673 /* calculate the option byte to write */
mbed_official 181:a4cbdfbbd2f4 674 tmp1 = (uint8_t)(~(OB_RDP ));
mbed_official 181:a4cbdfbbd2f4 675 tmp2 = (uint32_t)(((uint32_t)((uint32_t)(tmp1) << 16)) | ((uint32_t)OB_RDP));
mbed_official 181:a4cbdfbbd2f4 676
mbed_official 181:a4cbdfbbd2f4 677 if(status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 678 {
mbed_official 181:a4cbdfbbd2f4 679 /* program read protection level */
mbed_official 181:a4cbdfbbd2f4 680 OB->RDP = tmp2;
mbed_official 181:a4cbdfbbd2f4 681 }
mbed_official 181:a4cbdfbbd2f4 682
mbed_official 181:a4cbdfbbd2f4 683 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 684 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 685
mbed_official 181:a4cbdfbbd2f4 686 /* Return the Read protection operation Status */
mbed_official 181:a4cbdfbbd2f4 687 return status;
mbed_official 181:a4cbdfbbd2f4 688 }
mbed_official 181:a4cbdfbbd2f4 689
mbed_official 181:a4cbdfbbd2f4 690 /**
mbed_official 181:a4cbdfbbd2f4 691 * @brief Programs the FLASH User Option Byte: IWDG_SW / RST_STOP / RST_STDBY.
mbed_official 181:a4cbdfbbd2f4 692 * @param OB_IWDG: Selects the WDG mode.
mbed_official 181:a4cbdfbbd2f4 693 * This parameter can be one of the following values:
mbed_official 181:a4cbdfbbd2f4 694 * @arg OB_IWDG_SW: Software WDG selected
mbed_official 181:a4cbdfbbd2f4 695 * @arg OB_IWDG_HW: Hardware WDG selected
mbed_official 181:a4cbdfbbd2f4 696 * @param OB_STOP: Reset event when entering STOP mode.
mbed_official 181:a4cbdfbbd2f4 697 * This parameter can be one of the following values:
mbed_official 181:a4cbdfbbd2f4 698 * @arg OB_STOP_NoRST: No reset generated when entering in STOP
mbed_official 181:a4cbdfbbd2f4 699 * @arg OB_STOP_RST: Reset generated when entering in STOP
mbed_official 181:a4cbdfbbd2f4 700 * @param OB_STDBY: Reset event when entering Standby mode.
mbed_official 181:a4cbdfbbd2f4 701 * This parameter can be one of the following values:
mbed_official 181:a4cbdfbbd2f4 702 * @arg OB_STDBY_NoRST: No reset generated when entering in STANDBY
mbed_official 181:a4cbdfbbd2f4 703 * @arg OB_STDBY_RST: Reset generated when entering in STANDBY
mbed_official 181:a4cbdfbbd2f4 704 * @retval FLASH Status: The returned value can be:
mbed_official 181:a4cbdfbbd2f4 705 * FLASH_ERROR_PROGRAM, FLASH_ERROR_WRP, FLASH_COMPLETE or FLASH_TIMEOUT.
mbed_official 181:a4cbdfbbd2f4 706 */
mbed_official 181:a4cbdfbbd2f4 707 static HAL_StatusTypeDef FLASH_OB_UserConfig(uint8_t OB_IWDG, uint8_t OB_STOP, uint8_t OB_STDBY)
mbed_official 181:a4cbdfbbd2f4 708 {
mbed_official 181:a4cbdfbbd2f4 709 HAL_StatusTypeDef status = HAL_OK;
mbed_official 181:a4cbdfbbd2f4 710 uint32_t tmp = 0, tmp1 = 0;
mbed_official 181:a4cbdfbbd2f4 711
mbed_official 181:a4cbdfbbd2f4 712 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 713 assert_param(IS_OB_IWDG_SOURCE(OB_IWDG));
mbed_official 181:a4cbdfbbd2f4 714 assert_param(IS_OB_STOP_SOURCE(OB_STOP));
mbed_official 181:a4cbdfbbd2f4 715 assert_param(IS_OB_STDBY_SOURCE(OB_STDBY));
mbed_official 181:a4cbdfbbd2f4 716
mbed_official 181:a4cbdfbbd2f4 717 /* Get the User Option byte register */
mbed_official 181:a4cbdfbbd2f4 718 tmp1 = (FLASH->OBR & 0x800F0000) >> 16;
mbed_official 181:a4cbdfbbd2f4 719
mbed_official 181:a4cbdfbbd2f4 720 /* Calculate the user option byte to write */
mbed_official 181:a4cbdfbbd2f4 721 tmp = (uint32_t)(((uint32_t)~((uint32_t)((uint32_t)(OB_IWDG) | (uint32_t)(OB_STOP) | (uint32_t)(OB_STDBY) | tmp1))) << 16);
mbed_official 181:a4cbdfbbd2f4 722 tmp |= ((uint32_t)(OB_IWDG) | ((uint32_t)OB_STOP) | (uint32_t)(OB_STDBY) | tmp1);
mbed_official 181:a4cbdfbbd2f4 723
mbed_official 181:a4cbdfbbd2f4 724 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 725 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 726
mbed_official 181:a4cbdfbbd2f4 727 if(status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 728 {
mbed_official 181:a4cbdfbbd2f4 729 /* Write the User Option Byte */
mbed_official 181:a4cbdfbbd2f4 730 OB->USER = tmp;
mbed_official 181:a4cbdfbbd2f4 731 }
mbed_official 181:a4cbdfbbd2f4 732
mbed_official 181:a4cbdfbbd2f4 733 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 734 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 735
mbed_official 181:a4cbdfbbd2f4 736 /* Return the Option Byte program Status */
mbed_official 181:a4cbdfbbd2f4 737 return status;
mbed_official 181:a4cbdfbbd2f4 738 }
mbed_official 181:a4cbdfbbd2f4 739
mbed_official 181:a4cbdfbbd2f4 740 /**
mbed_official 181:a4cbdfbbd2f4 741 * @brief Programs the FLASH brownout reset threshold level Option Byte.
mbed_official 181:a4cbdfbbd2f4 742 * @param OB_BOR: Selects the brownout reset threshold level.
mbed_official 181:a4cbdfbbd2f4 743 * This parameter can be one of the following values:
mbed_official 181:a4cbdfbbd2f4 744 * @arg OB_BOR_OFF: BOR is disabled at power down, the reset is asserted when the VDD
mbed_official 181:a4cbdfbbd2f4 745 * power supply reaches the PDR(Power Down Reset) threshold (1.5V)
mbed_official 181:a4cbdfbbd2f4 746 * @arg OB_BOR_LEVEL1: BOR Reset threshold levels for 1.7V - 1.8V VDD power supply
mbed_official 181:a4cbdfbbd2f4 747 * @arg OB_BOR_LEVEL2: BOR Reset threshold levels for 1.9V - 2.0V VDD power supply
mbed_official 181:a4cbdfbbd2f4 748 * @arg OB_BOR_LEVEL3: BOR Reset threshold levels for 2.3V - 2.4V VDD power supply
mbed_official 181:a4cbdfbbd2f4 749 * @arg OB_BOR_LEVEL4: BOR Reset threshold levels for 2.55V - 2.65V VDD power supply
mbed_official 181:a4cbdfbbd2f4 750 * @arg OB_BOR_LEVEL5: BOR Reset threshold levels for 2.8V - 2.9V VDD power supply
mbed_official 181:a4cbdfbbd2f4 751 * @retval FLASH Status: The returned value can be:
mbed_official 181:a4cbdfbbd2f4 752 * FLASH_ERROR_PROGRAM, FLASH_ERROR_WRP, FLASH_COMPLETE or FLASH_TIMEOUT.
mbed_official 181:a4cbdfbbd2f4 753 */
mbed_official 181:a4cbdfbbd2f4 754 static HAL_StatusTypeDef FLASH_OB_BORConfig(uint8_t OB_BOR)
mbed_official 181:a4cbdfbbd2f4 755 {
mbed_official 181:a4cbdfbbd2f4 756 HAL_StatusTypeDef status = HAL_OK;
mbed_official 181:a4cbdfbbd2f4 757 uint32_t tmp = 0, tmp1 = 0;
mbed_official 181:a4cbdfbbd2f4 758
mbed_official 181:a4cbdfbbd2f4 759 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 760 assert_param(IS_OB_BOR_LEVEL(OB_BOR));
mbed_official 181:a4cbdfbbd2f4 761
mbed_official 181:a4cbdfbbd2f4 762 /* Get the User Option byte register */
mbed_official 181:a4cbdfbbd2f4 763 tmp1 = (FLASH->OBR & 0x000F0000) >> 16;
mbed_official 181:a4cbdfbbd2f4 764
mbed_official 181:a4cbdfbbd2f4 765 /* Calculate the option byte to write */
mbed_official 181:a4cbdfbbd2f4 766 tmp = (uint32_t)~(OB_BOR | tmp1)<<16;
mbed_official 181:a4cbdfbbd2f4 767 tmp |= (OB_BOR | tmp1);
mbed_official 181:a4cbdfbbd2f4 768
mbed_official 181:a4cbdfbbd2f4 769 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 770 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 771
mbed_official 181:a4cbdfbbd2f4 772 if(status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 773 {
mbed_official 181:a4cbdfbbd2f4 774 /* Write the BOR Option Byte */
mbed_official 181:a4cbdfbbd2f4 775 OB->USER = tmp;
mbed_official 181:a4cbdfbbd2f4 776 }
mbed_official 181:a4cbdfbbd2f4 777
mbed_official 181:a4cbdfbbd2f4 778 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 779 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 780
mbed_official 181:a4cbdfbbd2f4 781 /* Return the Option Byte program Status */
mbed_official 181:a4cbdfbbd2f4 782 return status;
mbed_official 181:a4cbdfbbd2f4 783 }
mbed_official 181:a4cbdfbbd2f4 784
mbed_official 181:a4cbdfbbd2f4 785 /**
mbed_official 181:a4cbdfbbd2f4 786 * @}
mbed_official 181:a4cbdfbbd2f4 787 */
mbed_official 181:a4cbdfbbd2f4 788 /**
mbed_official 181:a4cbdfbbd2f4 789 * @brief Enables or disables the read/write protection (PCROP) of the desired
mbed_official 181:a4cbdfbbd2f4 790 * sectors, for the first 64KB of the Flash.
mbed_official 181:a4cbdfbbd2f4 791 * @param OB_WRP: specifies the address of the pages to be write protected.
mbed_official 181:a4cbdfbbd2f4 792 * This parameter can be:
mbed_official 181:a4cbdfbbd2f4 793 * @arg value between OB_WRP_Pages0to31 and OB_WRP_Pages480to511
mbed_official 181:a4cbdfbbd2f4 794 * @arg OB_WRP_AllPages
mbed_official 181:a4cbdfbbd2f4 795 * @param NewState: new state of the specified FLASH Pages Write protection.
mbed_official 181:a4cbdfbbd2f4 796 * This parameter can be: ENABLE or DISABLE.
mbed_official 181:a4cbdfbbd2f4 797 * @retval FLASH Status: The returned value can be:
mbed_official 181:a4cbdfbbd2f4 798 * FLASH_ERROR_PROGRAM, FLASH_ERROR_WRP, FLASH_COMPLETE or FLASH_TIMEOUT.
mbed_official 181:a4cbdfbbd2f4 799 */
mbed_official 181:a4cbdfbbd2f4 800 static HAL_StatusTypeDef FLASH_OB_PCROPConfig(uint32_t OB_WRP, FunctionalState NewState)
mbed_official 181:a4cbdfbbd2f4 801 {
mbed_official 181:a4cbdfbbd2f4 802 HAL_StatusTypeDef status = HAL_OK;
mbed_official 181:a4cbdfbbd2f4 803 uint32_t WRP01_Data = 0;
mbed_official 181:a4cbdfbbd2f4 804 uint32_t tmp1 = 0;
mbed_official 181:a4cbdfbbd2f4 805
mbed_official 181:a4cbdfbbd2f4 806 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 807 assert_param(IS_OB_WRP(OB_WRP));
mbed_official 181:a4cbdfbbd2f4 808 assert_param(IS_FUNCTIONAL_STATE(NewState));
mbed_official 181:a4cbdfbbd2f4 809
mbed_official 181:a4cbdfbbd2f4 810 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 811 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 812
mbed_official 181:a4cbdfbbd2f4 813 if(status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 814 {
mbed_official 181:a4cbdfbbd2f4 815 if (NewState != DISABLE)
mbed_official 181:a4cbdfbbd2f4 816 {
mbed_official 181:a4cbdfbbd2f4 817 WRP01_Data = (uint16_t)(~OB_WRP & (WRP01_MASK & OB->WRP01));
mbed_official 181:a4cbdfbbd2f4 818
mbed_official 181:a4cbdfbbd2f4 819 tmp1 = (uint32_t)((~WRP01_Data) << 16)|(WRP01_Data);
mbed_official 181:a4cbdfbbd2f4 820 OB->WRP01 = tmp1;
mbed_official 181:a4cbdfbbd2f4 821 }
mbed_official 181:a4cbdfbbd2f4 822
mbed_official 181:a4cbdfbbd2f4 823 else
mbed_official 181:a4cbdfbbd2f4 824 {
mbed_official 181:a4cbdfbbd2f4 825 WRP01_Data = (uint16_t)((OB_WRP & WRP01_MASK) | OB->WRP01);
mbed_official 181:a4cbdfbbd2f4 826
mbed_official 181:a4cbdfbbd2f4 827 tmp1 = (uint32_t)(~(WRP01_Data) << 16)|(WRP01_Data);
mbed_official 181:a4cbdfbbd2f4 828 OB->WRP01 = tmp1;
mbed_official 181:a4cbdfbbd2f4 829 }
mbed_official 181:a4cbdfbbd2f4 830 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 831 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 832 }
mbed_official 181:a4cbdfbbd2f4 833
mbed_official 181:a4cbdfbbd2f4 834 /* Return the write protection operation Status */
mbed_official 181:a4cbdfbbd2f4 835 return status;
mbed_official 181:a4cbdfbbd2f4 836 }
mbed_official 181:a4cbdfbbd2f4 837
mbed_official 181:a4cbdfbbd2f4 838 /**
mbed_official 181:a4cbdfbbd2f4 839 * @brief Select the Protection Mode (SPRMOD).
mbed_official 181:a4cbdfbbd2f4 840 * @note Once SPRMOD bit is active, unprotection of a protected sector is not possible
mbed_official 181:a4cbdfbbd2f4 841 * @note Read a protected sector will set RDERR Flag and write a protected sector will set WRPERR Flag
mbed_official 181:a4cbdfbbd2f4 842 * @param OB_PcROP: Select the Protection Mode of WPR bits.
mbed_official 181:a4cbdfbbd2f4 843 * This parameter can be:
mbed_official 181:a4cbdfbbd2f4 844 * @arg OB_PCROP_SELECTED: nWRP control the read&write protection (PcROP) of respective user sectors.
mbed_official 181:a4cbdfbbd2f4 845 * @arg OB_PCROP_DESELECTED: nWRP control the write protection of respective user sectors.
mbed_official 181:a4cbdfbbd2f4 846 * @retval FLASH Status: The returned value can be:
mbed_official 181:a4cbdfbbd2f4 847 * FLASH_ERROR_PROGRAM, FLASH_ERROR_WRP, FLASH_COMPLETE or FLASH_TIMEOUT.
mbed_official 181:a4cbdfbbd2f4 848 */
mbed_official 181:a4cbdfbbd2f4 849 static HAL_StatusTypeDef FLASH_OB_PCROPSelectionConfig(uint16_t OB_PcROP)
mbed_official 181:a4cbdfbbd2f4 850 {
mbed_official 181:a4cbdfbbd2f4 851 HAL_StatusTypeDef status = HAL_OK;
mbed_official 181:a4cbdfbbd2f4 852 uint16_t tmp1 = 0;
mbed_official 181:a4cbdfbbd2f4 853 uint32_t tmp2 = 0;
mbed_official 181:a4cbdfbbd2f4 854 uint8_t optiontmp = 0;
mbed_official 181:a4cbdfbbd2f4 855 uint16_t optiontmp2 = 0;
mbed_official 181:a4cbdfbbd2f4 856
mbed_official 181:a4cbdfbbd2f4 857 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 858 assert_param(IS_OB_PCROP_SELECT(OB_PcROP));
mbed_official 181:a4cbdfbbd2f4 859
mbed_official 181:a4cbdfbbd2f4 860 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 861 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 862
mbed_official 181:a4cbdfbbd2f4 863 /* Mask RDP Byte */
mbed_official 181:a4cbdfbbd2f4 864 optiontmp = (uint8_t)(*(__IO uint8_t *)(OB_BASE));
mbed_official 181:a4cbdfbbd2f4 865
mbed_official 181:a4cbdfbbd2f4 866 /* Update Option Byte */
mbed_official 181:a4cbdfbbd2f4 867 optiontmp2 = (uint16_t)(OB_PcROP | optiontmp);
mbed_official 181:a4cbdfbbd2f4 868
mbed_official 181:a4cbdfbbd2f4 869
mbed_official 181:a4cbdfbbd2f4 870 /* calculate the option byte to write */
mbed_official 181:a4cbdfbbd2f4 871 tmp1 = (uint16_t)(~(optiontmp2 ));
mbed_official 181:a4cbdfbbd2f4 872 tmp2 = (uint32_t)(((uint32_t)((uint32_t)(tmp1) << 16)) | ((uint32_t)optiontmp2));
mbed_official 181:a4cbdfbbd2f4 873
mbed_official 181:a4cbdfbbd2f4 874 if(status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 875 {
mbed_official 181:a4cbdfbbd2f4 876 /* program PCRop */
mbed_official 181:a4cbdfbbd2f4 877 OB->RDP = tmp2;
mbed_official 181:a4cbdfbbd2f4 878 }
mbed_official 181:a4cbdfbbd2f4 879
mbed_official 181:a4cbdfbbd2f4 880 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 881 status = FLASH_WaitForLastOperation(HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 882
mbed_official 181:a4cbdfbbd2f4 883 /* Return the Read protection operation Status */
mbed_official 181:a4cbdfbbd2f4 884 return status;
mbed_official 181:a4cbdfbbd2f4 885 }
mbed_official 181:a4cbdfbbd2f4 886
mbed_official 181:a4cbdfbbd2f4 887 /**
mbed_official 181:a4cbdfbbd2f4 888 * @brief Sets or resets the BOOT1 option bit.
mbed_official 181:a4cbdfbbd2f4 889 * @param OB_BOOT1: Set or Reset the BOOT1 option bit.
mbed_official 181:a4cbdfbbd2f4 890 * This parameter can be one of the following values:
mbed_official 181:a4cbdfbbd2f4 891 * @arg OB_BOOT1_RESET: BOOT1 option bit reset
mbed_official 181:a4cbdfbbd2f4 892 * @arg OB_BOOT1_SET: BOOT1 option bit set
mbed_official 181:a4cbdfbbd2f4 893 * @retval None
mbed_official 181:a4cbdfbbd2f4 894 */
mbed_official 181:a4cbdfbbd2f4 895 static HAL_StatusTypeDef FLASH_OB_BootConfig(uint16_t OB_BOOT)
mbed_official 181:a4cbdfbbd2f4 896 {
mbed_official 181:a4cbdfbbd2f4 897 HAL_StatusTypeDef status = HAL_OK;
mbed_official 181:a4cbdfbbd2f4 898 uint32_t tmp = 0, tmp1 = 0;
mbed_official 181:a4cbdfbbd2f4 899
mbed_official 181:a4cbdfbbd2f4 900 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 901 assert_param(IS_OB_BOOT1(OB_BOOT));
mbed_official 181:a4cbdfbbd2f4 902
mbed_official 181:a4cbdfbbd2f4 903 /* Get the User Option byte register */
mbed_official 181:a4cbdfbbd2f4 904 tmp1 = (FLASH->OBR & 0x007F0000) >> 16;
mbed_official 181:a4cbdfbbd2f4 905
mbed_official 181:a4cbdfbbd2f4 906 /* Calculate the option byte to write */
mbed_official 181:a4cbdfbbd2f4 907 tmp = (uint32_t)~(OB_BOOT | tmp1)<<16;
mbed_official 181:a4cbdfbbd2f4 908 tmp |= (OB_BOOT | tmp1);
mbed_official 181:a4cbdfbbd2f4 909
mbed_official 181:a4cbdfbbd2f4 910 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 911 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 912
mbed_official 181:a4cbdfbbd2f4 913 if(status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 914 {
mbed_official 181:a4cbdfbbd2f4 915 /* Write the BOOT Option Byte */
mbed_official 181:a4cbdfbbd2f4 916 OB->USER = tmp;
mbed_official 181:a4cbdfbbd2f4 917 }
mbed_official 181:a4cbdfbbd2f4 918
mbed_official 181:a4cbdfbbd2f4 919 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 920 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 921
mbed_official 181:a4cbdfbbd2f4 922 /* Return the Option Byte program Status */
mbed_official 181:a4cbdfbbd2f4 923 return status;
mbed_official 181:a4cbdfbbd2f4 924 }
mbed_official 181:a4cbdfbbd2f4 925
mbed_official 181:a4cbdfbbd2f4 926 /**
mbed_official 181:a4cbdfbbd2f4 927 * @brief Write a Byte at a specified address in data memory.
mbed_official 181:a4cbdfbbd2f4 928 * @note To correctly run this function, the DATA_EEPROM_Unlock() function
mbed_official 181:a4cbdfbbd2f4 929 * must be called before.
mbed_official 181:a4cbdfbbd2f4 930 * Call the DATA_EEPROM_Lock() to the data EEPROM access
mbed_official 181:a4cbdfbbd2f4 931 * and Flash program erase control register access(recommended to protect
mbed_official 181:a4cbdfbbd2f4 932 * the DATA_EEPROM against possible unwanted operation).
mbed_official 181:a4cbdfbbd2f4 933 * @param Address: specifies the address to be written.
mbed_official 181:a4cbdfbbd2f4 934 * @param Data: specifies the data to be written.
mbed_official 181:a4cbdfbbd2f4 935 * @note This function assumes that data word is already erased.
mbed_official 181:a4cbdfbbd2f4 936 * @retval FLASH Status: The returned value can be:
mbed_official 181:a4cbdfbbd2f4 937 * FLASH_ERROR_PROGRAM, FLASH_ERROR_WRP, FLASH_COMPLETE or FLASH_TIMEOUT.
mbed_official 181:a4cbdfbbd2f4 938 */
mbed_official 181:a4cbdfbbd2f4 939 static HAL_StatusTypeDef DATA_EEPROM_FastProgramByte(uint32_t Address, uint8_t Data)
mbed_official 181:a4cbdfbbd2f4 940 {
mbed_official 181:a4cbdfbbd2f4 941 HAL_StatusTypeDef status = HAL_ERROR;
mbed_official 181:a4cbdfbbd2f4 942
mbed_official 181:a4cbdfbbd2f4 943 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 944 assert_param(IS_FLASH_DATA_ADDRESS(Address));
mbed_official 181:a4cbdfbbd2f4 945
mbed_official 181:a4cbdfbbd2f4 946 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 947 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 948
mbed_official 181:a4cbdfbbd2f4 949 if(status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 950 {
mbed_official 181:a4cbdfbbd2f4 951 /* Clear the FTDW bit */
mbed_official 181:a4cbdfbbd2f4 952 FLASH->PECR &= (uint32_t)(~((uint32_t)FLASH_PECR_FTDW));
mbed_official 181:a4cbdfbbd2f4 953
mbed_official 181:a4cbdfbbd2f4 954 /* If the previous operation is completed, proceed to write the new Data */
mbed_official 181:a4cbdfbbd2f4 955 *(__IO uint8_t *)Address = Data;
mbed_official 181:a4cbdfbbd2f4 956
mbed_official 181:a4cbdfbbd2f4 957 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 958 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 959 }
mbed_official 181:a4cbdfbbd2f4 960 /* Return the Write Status */
mbed_official 181:a4cbdfbbd2f4 961 return status;
mbed_official 181:a4cbdfbbd2f4 962 }
mbed_official 181:a4cbdfbbd2f4 963
mbed_official 181:a4cbdfbbd2f4 964 /**
mbed_official 181:a4cbdfbbd2f4 965 * @brief Writes a half word at a specified address in data memory.
mbed_official 181:a4cbdfbbd2f4 966 * @note To correctly run this function, the DATA_EEPROM_Unlock() function
mbed_official 181:a4cbdfbbd2f4 967 * must be called before.
mbed_official 181:a4cbdfbbd2f4 968 * Call the DATA_EEPROM_Lock() to he data EEPROM access
mbed_official 181:a4cbdfbbd2f4 969 * and Flash program erase control register access(recommended to protect
mbed_official 181:a4cbdfbbd2f4 970 * the DATA_EEPROM against possible unwanted operation).
mbed_official 181:a4cbdfbbd2f4 971 * @param Address: specifies the address to be written.
mbed_official 181:a4cbdfbbd2f4 972 * @param Data: specifies the data to be written.
mbed_official 181:a4cbdfbbd2f4 973 * @note This function assumes that the is data word is already erased.
mbed_official 181:a4cbdfbbd2f4 974 * @retval FLASH Status: The returned value can be:
mbed_official 181:a4cbdfbbd2f4 975 * FLASH_ERROR_PROGRAM, FLASH_ERROR_WRP, FLASH_COMPLETE or FLASH_TIMEOUT.
mbed_official 181:a4cbdfbbd2f4 976 */
mbed_official 181:a4cbdfbbd2f4 977 static HAL_StatusTypeDef DATA_EEPROM_FastProgramHalfWord(uint32_t Address, uint16_t Data)
mbed_official 181:a4cbdfbbd2f4 978 {
mbed_official 181:a4cbdfbbd2f4 979 HAL_StatusTypeDef status = HAL_ERROR;
mbed_official 181:a4cbdfbbd2f4 980
mbed_official 181:a4cbdfbbd2f4 981 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 982 assert_param(IS_FLASH_DATA_ADDRESS(Address));
mbed_official 181:a4cbdfbbd2f4 983
mbed_official 181:a4cbdfbbd2f4 984 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 985 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 986
mbed_official 181:a4cbdfbbd2f4 987 if(status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 988 {
mbed_official 181:a4cbdfbbd2f4 989 /* Clear the FTDW bit */
mbed_official 181:a4cbdfbbd2f4 990 FLASH->PECR &= (uint32_t)(~((uint32_t)FLASH_PECR_FTDW));
mbed_official 181:a4cbdfbbd2f4 991
mbed_official 181:a4cbdfbbd2f4 992 /* If the previous operation is completed, proceed to write the new data */
mbed_official 181:a4cbdfbbd2f4 993 *(__IO uint16_t *)Address = Data;
mbed_official 181:a4cbdfbbd2f4 994
mbed_official 181:a4cbdfbbd2f4 995 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 996 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 997 }
mbed_official 181:a4cbdfbbd2f4 998 /* Return the Write Status */
mbed_official 181:a4cbdfbbd2f4 999 return status;
mbed_official 181:a4cbdfbbd2f4 1000 }
mbed_official 181:a4cbdfbbd2f4 1001
mbed_official 181:a4cbdfbbd2f4 1002 /**
mbed_official 181:a4cbdfbbd2f4 1003 * @brief Programs a word at a specified address in data memory.
mbed_official 181:a4cbdfbbd2f4 1004 * @note To correctly run this function, the DATA_EEPROM_Unlock() function
mbed_official 181:a4cbdfbbd2f4 1005 * must be called before.
mbed_official 181:a4cbdfbbd2f4 1006 * Call the DATA_EEPROM_Lock() to the data EEPROM access
mbed_official 181:a4cbdfbbd2f4 1007 * and Flash program erase control register access(recommended to protect
mbed_official 181:a4cbdfbbd2f4 1008 * the DATA_EEPROM against possible unwanted operation).
mbed_official 181:a4cbdfbbd2f4 1009 * @param Address: specifies the address to be written.
mbed_official 181:a4cbdfbbd2f4 1010 * @param Data: specifies the data to be written.
mbed_official 181:a4cbdfbbd2f4 1011 * @note This function assumes that the is data word is already erased.
mbed_official 181:a4cbdfbbd2f4 1012 * @retval FLASH Status: The returned value can be:
mbed_official 181:a4cbdfbbd2f4 1013 * FLASH_ERROR_PROGRAM, FLASH_ERROR_WRP, FLASH_COMPLETE or FLASH_TIMEOUT.
mbed_official 181:a4cbdfbbd2f4 1014 */
mbed_official 181:a4cbdfbbd2f4 1015 static HAL_StatusTypeDef DATA_EEPROM_FastProgramWord(uint32_t Address, uint32_t Data)
mbed_official 181:a4cbdfbbd2f4 1016 {
mbed_official 181:a4cbdfbbd2f4 1017 HAL_StatusTypeDef status = HAL_ERROR;
mbed_official 181:a4cbdfbbd2f4 1018
mbed_official 181:a4cbdfbbd2f4 1019 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 1020 assert_param(IS_FLASH_DATA_ADDRESS(Address));
mbed_official 181:a4cbdfbbd2f4 1021
mbed_official 181:a4cbdfbbd2f4 1022 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 1023 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 1024
mbed_official 181:a4cbdfbbd2f4 1025 if(status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 1026 {
mbed_official 181:a4cbdfbbd2f4 1027 /* Clear the FTDW bit */
mbed_official 181:a4cbdfbbd2f4 1028 FLASH->PECR &= (uint32_t)(~((uint32_t)FLASH_PECR_FTDW));
mbed_official 181:a4cbdfbbd2f4 1029
mbed_official 181:a4cbdfbbd2f4 1030 /* If the previous operation is completed, proceed to program the new data */
mbed_official 181:a4cbdfbbd2f4 1031 *(__IO uint32_t *)Address = Data;
mbed_official 181:a4cbdfbbd2f4 1032
mbed_official 181:a4cbdfbbd2f4 1033 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 1034 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 1035 }
mbed_official 181:a4cbdfbbd2f4 1036 /* Return the Write Status */
mbed_official 181:a4cbdfbbd2f4 1037 return status;
mbed_official 181:a4cbdfbbd2f4 1038 }
mbed_official 181:a4cbdfbbd2f4 1039
mbed_official 181:a4cbdfbbd2f4 1040 /**
mbed_official 181:a4cbdfbbd2f4 1041 * @brief Write a Byte at a specified address in data memory without erase.
mbed_official 181:a4cbdfbbd2f4 1042 * @note To correctly run this function, the DATA_EEPROM_Unlock() function
mbed_official 181:a4cbdfbbd2f4 1043 * must be called before.
mbed_official 181:a4cbdfbbd2f4 1044 * Call the DATA_EEPROM_Lock() to he data EEPROM access
mbed_official 181:a4cbdfbbd2f4 1045 * and Flash program erase control register access(recommended to protect
mbed_official 181:a4cbdfbbd2f4 1046 * the DATA_EEPROM against possible unwanted operation).
mbed_official 181:a4cbdfbbd2f4 1047 * @note The function DATA_EEPROM_FixedTimeProgramCmd() can be called before
mbed_official 181:a4cbdfbbd2f4 1048 * this function to configure the Fixed Time Programming.
mbed_official 181:a4cbdfbbd2f4 1049 * @param Address: specifies the address to be written.
mbed_official 181:a4cbdfbbd2f4 1050 * @param Data: specifies the data to be written.
mbed_official 181:a4cbdfbbd2f4 1051 * @retval FLASH Status: The returned value can be:
mbed_official 181:a4cbdfbbd2f4 1052 * FLASH_ERROR_PROGRAM, FLASH_ERROR_WRP, FLASH_COMPLETE or FLASH_TIMEOUT.
mbed_official 181:a4cbdfbbd2f4 1053 */
mbed_official 181:a4cbdfbbd2f4 1054 static HAL_StatusTypeDef DATA_EEPROM_ProgramByte(uint32_t Address, uint8_t Data)
mbed_official 181:a4cbdfbbd2f4 1055 {
mbed_official 181:a4cbdfbbd2f4 1056 HAL_StatusTypeDef status = HAL_ERROR;
mbed_official 181:a4cbdfbbd2f4 1057
mbed_official 181:a4cbdfbbd2f4 1058 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 1059 assert_param(IS_FLASH_DATA_ADDRESS(Address));
mbed_official 181:a4cbdfbbd2f4 1060
mbed_official 181:a4cbdfbbd2f4 1061 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 1062 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 1063
mbed_official 181:a4cbdfbbd2f4 1064 if(status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 1065 {
mbed_official 181:a4cbdfbbd2f4 1066 /* Set the FTDW bit */
mbed_official 181:a4cbdfbbd2f4 1067 FLASH->PECR |= (uint32_t)FLASH_PECR_FTDW;
mbed_official 181:a4cbdfbbd2f4 1068
mbed_official 181:a4cbdfbbd2f4 1069 *(__IO uint8_t *)Address = Data;
mbed_official 181:a4cbdfbbd2f4 1070
mbed_official 181:a4cbdfbbd2f4 1071 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 1072 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 1073 }
mbed_official 181:a4cbdfbbd2f4 1074 /* Return the Write Status */
mbed_official 181:a4cbdfbbd2f4 1075 return status;
mbed_official 181:a4cbdfbbd2f4 1076 }
mbed_official 181:a4cbdfbbd2f4 1077
mbed_official 181:a4cbdfbbd2f4 1078 /**
mbed_official 181:a4cbdfbbd2f4 1079 * @brief Writes a half word at a specified address in data memory without erase.
mbed_official 181:a4cbdfbbd2f4 1080 * @note To correctly run this function, the DATA_EEPROM_Unlock() function
mbed_official 181:a4cbdfbbd2f4 1081 * must be called before.
mbed_official 181:a4cbdfbbd2f4 1082 * Call the DATA_EEPROM_Lock() to he data EEPROM access
mbed_official 181:a4cbdfbbd2f4 1083 * and Flash program erase control register access(recommended to protect
mbed_official 181:a4cbdfbbd2f4 1084 * the DATA_EEPROM against possible unwanted operation).
mbed_official 181:a4cbdfbbd2f4 1085 * @note The function DATA_EEPROM_FixedTimeProgramCmd() can be called before
mbed_official 181:a4cbdfbbd2f4 1086 * this function to configure the Fixed Time Programming
mbed_official 181:a4cbdfbbd2f4 1087 * @param Address: specifies the address to be written.
mbed_official 181:a4cbdfbbd2f4 1088 * @param Data: specifies the data to be written.
mbed_official 181:a4cbdfbbd2f4 1089 * @retval FLASH Status: The returned value can be:
mbed_official 181:a4cbdfbbd2f4 1090 * FLASH_ERROR_PROGRAM, FLASH_ERROR_WRP, FLASH_COMPLETE or FLASH_TIMEOUT.
mbed_official 181:a4cbdfbbd2f4 1091 */
mbed_official 181:a4cbdfbbd2f4 1092 static HAL_StatusTypeDef DATA_EEPROM_ProgramHalfWord(uint32_t Address, uint16_t Data)
mbed_official 181:a4cbdfbbd2f4 1093 {
mbed_official 181:a4cbdfbbd2f4 1094 HAL_StatusTypeDef status = HAL_ERROR;
mbed_official 181:a4cbdfbbd2f4 1095
mbed_official 181:a4cbdfbbd2f4 1096 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 1097 assert_param(IS_FLASH_DATA_ADDRESS(Address));
mbed_official 181:a4cbdfbbd2f4 1098
mbed_official 181:a4cbdfbbd2f4 1099 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 1100 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 1101
mbed_official 181:a4cbdfbbd2f4 1102 if(status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 1103 {
mbed_official 181:a4cbdfbbd2f4 1104 /* Set the FTDW bit */
mbed_official 181:a4cbdfbbd2f4 1105 FLASH->PECR |= (uint32_t)FLASH_PECR_FTDW;
mbed_official 181:a4cbdfbbd2f4 1106
mbed_official 181:a4cbdfbbd2f4 1107 *(__IO uint16_t *)Address = Data;
mbed_official 181:a4cbdfbbd2f4 1108
mbed_official 181:a4cbdfbbd2f4 1109 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 1110 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 1111 }
mbed_official 181:a4cbdfbbd2f4 1112 /* Return the Write Status */
mbed_official 181:a4cbdfbbd2f4 1113 return status;
mbed_official 181:a4cbdfbbd2f4 1114 }
mbed_official 181:a4cbdfbbd2f4 1115
mbed_official 181:a4cbdfbbd2f4 1116 /**
mbed_official 181:a4cbdfbbd2f4 1117 * @brief Programs a word at a specified address in data memory without erase.
mbed_official 181:a4cbdfbbd2f4 1118 * @note To correctly run this function, the DATA_EEPROM_Unlock() function
mbed_official 181:a4cbdfbbd2f4 1119 * must be called before.
mbed_official 181:a4cbdfbbd2f4 1120 * Call the DATA_EEPROM_Lock() to he data EEPROM access
mbed_official 181:a4cbdfbbd2f4 1121 * and Flash program erase control register access(recommended to protect
mbed_official 181:a4cbdfbbd2f4 1122 * the DATA_EEPROM against possible unwanted operation).
mbed_official 181:a4cbdfbbd2f4 1123 * @note The function DATA_EEPROM_FixedTimeProgramCmd() can be called before
mbed_official 181:a4cbdfbbd2f4 1124 * this function to configure the Fixed Time Programming.
mbed_official 181:a4cbdfbbd2f4 1125 * @param Address: specifies the address to be written.
mbed_official 181:a4cbdfbbd2f4 1126 * @param Data: specifies the data to be written.
mbed_official 181:a4cbdfbbd2f4 1127 * @retval FLASH Status: The returned value can be:
mbed_official 181:a4cbdfbbd2f4 1128 * FLASH_ERROR_PROGRAM, FLASH_ERROR_WRP, FLASH_COMPLETE or FLASH_TIMEOUT.
mbed_official 181:a4cbdfbbd2f4 1129 */
mbed_official 181:a4cbdfbbd2f4 1130 static HAL_StatusTypeDef DATA_EEPROM_ProgramWord(uint32_t Address, uint32_t Data)
mbed_official 181:a4cbdfbbd2f4 1131 {
mbed_official 181:a4cbdfbbd2f4 1132 HAL_StatusTypeDef status = HAL_ERROR;
mbed_official 181:a4cbdfbbd2f4 1133
mbed_official 181:a4cbdfbbd2f4 1134 /* Check the parameters */
mbed_official 181:a4cbdfbbd2f4 1135 assert_param(IS_FLASH_DATA_ADDRESS(Address));
mbed_official 181:a4cbdfbbd2f4 1136
mbed_official 181:a4cbdfbbd2f4 1137 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 1138 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 1139
mbed_official 181:a4cbdfbbd2f4 1140 if(status == HAL_OK)
mbed_official 181:a4cbdfbbd2f4 1141 {
mbed_official 181:a4cbdfbbd2f4 1142 /* Set the FTDW bit */
mbed_official 181:a4cbdfbbd2f4 1143 FLASH->PECR |= (uint32_t)FLASH_PECR_FTDW;
mbed_official 181:a4cbdfbbd2f4 1144
mbed_official 181:a4cbdfbbd2f4 1145 *(__IO uint32_t *)Address = Data;
mbed_official 181:a4cbdfbbd2f4 1146
mbed_official 181:a4cbdfbbd2f4 1147 /* Wait for last operation to be completed */
mbed_official 181:a4cbdfbbd2f4 1148 status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE));
mbed_official 181:a4cbdfbbd2f4 1149 }
mbed_official 181:a4cbdfbbd2f4 1150 /* Return the Write Status */
mbed_official 181:a4cbdfbbd2f4 1151 return status;
mbed_official 181:a4cbdfbbd2f4 1152 }
mbed_official 181:a4cbdfbbd2f4 1153
mbed_official 181:a4cbdfbbd2f4 1154
mbed_official 181:a4cbdfbbd2f4 1155 /**
mbed_official 181:a4cbdfbbd2f4 1156 * @}
mbed_official 181:a4cbdfbbd2f4 1157 */
mbed_official 181:a4cbdfbbd2f4 1158
mbed_official 181:a4cbdfbbd2f4 1159 /**
mbed_official 181:a4cbdfbbd2f4 1160 * @}
mbed_official 181:a4cbdfbbd2f4 1161 */
mbed_official 181:a4cbdfbbd2f4 1162 #endif /* HAL_FLASH_MODULE_ENABLED */
mbed_official 181:a4cbdfbbd2f4 1163
mbed_official 181:a4cbdfbbd2f4 1164
mbed_official 181:a4cbdfbbd2f4 1165
mbed_official 181:a4cbdfbbd2f4 1166 /**
mbed_official 181:a4cbdfbbd2f4 1167 * @}
mbed_official 181:a4cbdfbbd2f4 1168 */
mbed_official 181:a4cbdfbbd2f4 1169
mbed_official 181:a4cbdfbbd2f4 1170 /**
mbed_official 181:a4cbdfbbd2f4 1171 * @}
mbed_official 181:a4cbdfbbd2f4 1172 */
mbed_official 181:a4cbdfbbd2f4 1173
mbed_official 181:a4cbdfbbd2f4 1174
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