46 lines
1.7 KiB
C
46 lines
1.7 KiB
C
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/*
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******************************************************************************
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* @file HAL_EFlash.h
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* @version V1.0.0
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* @date 2020
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* @brief Header file of EFlash HAL module.
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******************************************************************************
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*/
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#ifndef __HAL_EFlash_H__
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#define __HAL_EFlash_H__
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#include "ACM32Fxx_HAL.h"
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#define EFLASH_PAGE_SIZE (512UL)
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#define HAL_EFLASH_READ_WORD(Addr) (*(volatile uint32_t *)(Addr)) // Read By Word
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#define HAL_EFLASH_READ_HALFWORD(Addr) (*(volatile uint16_t *)(Addr)) // Read By Half Word
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#define HAL_EFLASH_READ_BYTE(Addr) (*(volatile uint8_t *)(Addr)) // Read By Byte
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/******************** Bit definition for EFC_CTRL register ******************/
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#define EFC_CTRL_CHIP_ERASE_MODE (1 << 2)
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#define EFC_CTRL_PAGE_ERASE_MODE (1 << 1)
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#define EFC_CTRL_PROGRAM_MODE (1 << 0)
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/******************** Bit definition for EFC_STATUS register ***************/
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#define EFC_STATUS_NVR4_LOCK (1 << 4)
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#define EFC_STATUS_NVR3_LOCK (1 << 3)
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#define EFC_STATUS_NVR2_LOCK (1 << 2)
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#define EFC_STATUS_NVR1_LOCK (1 << 1)
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#define EFC_STATUS_EFLASH_RDY (1 << 0)
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#define RD_WAIT_ENSURE_OK 8
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#define SET_EFC_RD_WAIT(wait) {EFC->CTRL = (EFC->CTRL & ~(0x1F << 7)) | (wait << 7);}
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/* Exported functions --------------------------------------------------------*/
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/* HAL_EFlash_Init */
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void HAL_EFlash_Init(uint32_t fu32_freq);
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/* HAL_EFlash_ErasePage */
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bool HAL_EFlash_ErasePage(uint32_t fu32_Addr);
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/* HAL_EFlash_Program_Word */
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bool HAL_EFlash_Program_Word(uint32_t fu32_Addr, uint32_t fu32_Data);
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#endif
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