68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
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/*
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* flash.h
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*
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* Created on: Apr 12, 2024
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* Author: Francesco Gritti
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*/
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#ifndef FLASH_H_
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#define FLASH_H_
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#include "mcu.h"
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#define FLASH_PSIZE_BYTE 0x00000000U
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#define FLASH_PSIZE_HALF_WORD 0x00000100U
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#define FLASH_PSIZE_WORD 0x00000200U
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#define FLASH_PSIZE_DOUBLE_WORD 0x00000300U
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#define CR_PSIZE_MASK 0xFFFFFCFFU
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#define FLASH_VOLTAGE_RANGE_1 0x00000000U /*!< Device operating range: 1.8V to 2.1V */
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#define FLASH_VOLTAGE_RANGE_2 0x00000001U /*!< Device operating range: 2.1V to 2.7V */
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#define FLASH_VOLTAGE_RANGE_3 0x00000002U /*!< Device operating range: 2.7V to 3.6V */
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#define FLASH_VOLTAGE_RANGE_4 0x00000003U /*!< Device operating range: 2.7V to 3.6V + External Vpp */
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#define FLASH_SECTOR_0 0U /*!< Sector Number 0 */
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#define FLASH_SECTOR_1 1U /*!< Sector Number 1 */
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#define FLASH_SECTOR_2 2U /*!< Sector Number 2 */
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#define FLASH_SECTOR_3 3U /*!< Sector Number 3 */
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#define FLASH_SECTOR_4 4U /*!< Sector Number 4 */
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#define FLASH_SECTOR_5 5U /*!< Sector Number 5 */
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#define FLASH_SECTOR_6 6U /*!< Sector Number 6 */
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#define FLASH_SECTOR_7 7U /*!< Sector Number 7 */
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#define FLASH_SECTOR_TOTAL 8U
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#define FLASH_TIMEOUT_VALUE 50000U /* 50 s */
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#define flash_is_locked() ((FLASH->CR & FLASH_CR_LOCK) != 0)
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void flash_unlock (void);
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void flash_lock (void);
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void flash_wait_last_op();
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void flash_erase_page (u32 page);
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u8 flash_program_word (u32 address, u32 data);
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u8 flash_program_hword (u32 address, u16 data);
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#endif /* FLASH_H_ */
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