rt-thread-official/bsp/acm32f4xx-nucleo/libraries/HAL_Driver/Inc/HAL_EFlash.h

46 lines
1.7 KiB
C

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