Webuint32_t RDPLevel; /*!< Set the read protection level.. (used for OPTIONBYTE_RDP). This parameter can be a value of @ref FLASH_OB_Read_Protection */ uint32_t USERType; /*!< User option byte (s) to be configured (used for OPTIONBYTE_USER). This parameter can be a combination of @ref FLASH_OB_USER_Type */ WebApr 27, 2024 · RDP option byte configuration Definition at line 227of file stm32l4xx_hal_flash.h. Referenced by HAL_FLASHEx_OBGetConfig(), and HAL_FLASHEx_OBProgram(). #define OPTIONBYTE_USER ((uint32_t)0x04) USER option byte configuration Definition at line 228of file stm32l4xx_hal_flash.h.
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WebThe option bytes reside in a different memory region from the user Flash memory, and can be accessed in different modes and times, including: Regular programming phase with … Web* @note This functions erases all option bytes except the Read protection (RDP). * The function @ref HAL_FLASH_Unlock() should be called before to unlock the FLASH interface * The function @ref HAL_FLASH_OB_Unlock() should … how to stop downloading with edge
What are option bytes in STM32 and how do I use them?
Web(#) Option Bytes Programming function: Use HAL_FLASHEx_OBProgram () to : (++) Set/Reset the write protection (++) Set the Read protection Level (++) Program the user Option Bytes (++) Configure the PCROP protection (#) Get Option Bytes Configuration function: Use HAL_FLASHEx_OBGetConfig () to : (++) Get the value of a write protection … WebMay 6, 2024 · optionByte and ICRn are actually global variables, so there should be no problem in using them anywhere (at compiling time though); furthermore no library modification required. Although not sure if there would be a side effect since this also changes PWM's (carrier) frequency, and if the duty cycle (outputted sample's value) will be … WebMay 4, 2016 · To be allowed to clear this bit, you have. to perform the following sequence: 1. Write OPTKEY1 = 0x0819 2A3B in the Flash option key register (FLASH_OPTKEYR) 2. Write OPTKEY2 = 0x4C5D 6E7F in the Flash option key register (FLASH_OPTKEYR) The user option bytes can be protected against unwanted erase/program operations by. reactive germinal centers