rt-thread-official/bsp/swm320/libraries/SWM320_StdPeriph_Driver/SWM320_norflash.h

#ifndef __SWM320_NORFLASH_H__
#define __SWM320_NORFLASH_H__

typedef struct
{
    uint8_t DataWidth; // 8、16

    uint8_t WELowPulseTime; // WE# pulse width，单位为系统时钟周期，最大值为7
    uint8_t OEPreValidTime; // Valid data output after OE# low，单位为系统时钟周期，最大值为15

    uint8_t OperFinishIEn; // 操作(写入、擦除)完成中断使能
    uint8_t OperTimeoutIEn;
} NORFL_InitStructure;

void NORFL_Init(NORFL_InitStructure *initStruct);
uint32_t NORFL_ChipErase(void);
uint32_t NORFL_SectorErase(uint32_t addr);
uint32_t NORFL_Write(uint32_t addr, uint32_t data);
uint32_t NORFL_Read(uint32_t addr);
uint16_t NORFL_ReadID(uint32_t id_addr);

/* 当前版本总线读只支持字读
#define NORFL_Read8(addr)   *((volatile uint8_t  *)(NORFLM_BASE + addr))
#define NORFL_Read16(addr)  *((volatile uint16_t *)(NORFLM_BASE + addr))    */
#define NORFL_Read32(addr) *((volatile uint32_t *)(NORFLM_BASE + addr))

#define NORFL_CMD_READ 0
#define NORFL_CMD_RESET 1
#define NORFL_CMD_AUTO_SELECT 2
#define NORFL_CMD_PROGRAM 3
#define NORFL_CMD_CHIP_ERASE 4
#define NORFL_CMD_SECTOR_ERASE 5

#endif // __SWM320_NORFLASH_H__