39 lines
1.2 KiB
C
39 lines
1.2 KiB
C
#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__
|