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Dependencies:   mbed-dev-f303 FastPWM3

FlashWriter/FlashWriter.h

Committer:
shaorui
Date:
2020-09-15
Revision:
53:32218a36df05
Parent:
23:2adf23ee0305

File content as of revision 53:32218a36df05:

#ifndef __FLASHWRITER_H
#define __FLASHWRITER_H

#include "stm32f4xx_flash.h"

/* Base address of the Flash sectors */
#define ADDR_FLASH_SECTOR_0     ((uint32_t)0x08000000) /* Base @ of Sector 0, 16 Kbytes */
#define ADDR_FLASH_SECTOR_1     ((uint32_t)0x08004000) /* Base @ of Sector 1, 16 Kbytes */
#define ADDR_FLASH_SECTOR_2     ((uint32_t)0x08008000) /* Base @ of Sector 2, 16 Kbytes */
#define ADDR_FLASH_SECTOR_3     ((uint32_t)0x0800C000) /* Base @ of Sector 3, 16 Kbytes */
#define ADDR_FLASH_SECTOR_4     ((uint32_t)0x08010000) /* Base @ of Sector 4, 64 Kbytes */
#define ADDR_FLASH_SECTOR_5     ((uint32_t)0x08020000) /* Base @ of Sector 5, 128 Kbytes */
#define ADDR_FLASH_SECTOR_6     ((uint32_t)0x08040000) /* Base @ of Sector 6, 128 Kbytes */
#define ADDR_FLASH_SECTOR_7     ((uint32_t)0x08060000) /* Base @ of Sector 7, 128 Kbytes */

static uint32_t __SECTOR_ADDRS[] = {ADDR_FLASH_SECTOR_0, ADDR_FLASH_SECTOR_1, ADDR_FLASH_SECTOR_2, ADDR_FLASH_SECTOR_3,
                             ADDR_FLASH_SECTOR_4, ADDR_FLASH_SECTOR_5, ADDR_FLASH_SECTOR_6, ADDR_FLASH_SECTOR_7};
static uint32_t __SECTORS[] = {FLASH_Sector_0, FLASH_Sector_1, FLASH_Sector_2, FLASH_Sector_3,
                             FLASH_Sector_4, FLASH_Sector_6, FLASH_Sector_6, FLASH_Sector_7};
class FlashWriter {
public:
    FlashWriter(int sector);
    void open();
    bool ready();
    void write(uint32_t index, int x);
    void write(uint32_t index, unsigned int x);
    void write(uint32_t index, float x);
    void close();
private:
    uint32_t __base;
    uint32_t __sector;
    bool __ready;
};

int flashReadInt(uint32_t sector, uint32_t index);
uint32_t flashReadUint(uint32_t sector, uint32_t index);
float flashReadFloat(uint32_t sector, uint32_t index);
    
#endif