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- #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__
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