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- #ifndef __SPIFLASH_H__
- #define __SPIFLASH_H__
- #include "types.h"
- #define FLASH_WREN 0x06
- #define FLASH_WRDIS 0x04
- #define FLASH_CE 0x60
- #define FLASH_DP 0xB9
- #define FLASH_RDI 0xAB
- #define FLASH_SE 0x20
- #define FLASH_BE_32KB 0x52
- #define FLASH_BE_64KB 0xD8
- #define FLASH_WRSR 0x01
- #define FLASH_RDID 0x9F
- #define FLASH_RDSR_LOW 0x05
- #define FLASH_RDSR_HIGH 0x35
- #define FLASH_PP 0x02
- #define FLASH_READ 0x03
- #define FLASH_PES 0x75
- #define FLASH_PER 0x7A
- typedef enum{
- FLASH_ERROR = 0,
- FLASH_IDLE = 1,
- FLASH_ERASING = 2,
- FALSH_DATA_WRITING = 3,
- FLASH_STATUS_WRITEING = 4,
- FLASH_READING = 5
- }FLASH_STATUS_e;
- uint32_t spiflash_read_identification(void);
- uint16_t spiflash_read_status_register(uint8_t bitsSel);
- bool spiflash_bus_busy(void);
- void spiflash_program_erase_suspend(void);
- void spiflash_program_erase_resume(void);
- void spiflash_deep_powerdown(void);
- void spiflash_release_from_powerdown(void);
- void spiflash_write_enable(void);
- void spiflash_write_disable(void);
- void spiflash_chip_erase(void);
- void spiflash_sector_erase(uint32_t addr);
- void spiflash_block_erase_32KB(uint32_t addr);
- void spiflash_block_erase_64KB(uint32_t addr);
- void spiflash_write_status_register(uint8_t data);
- void spiflash_write(uint32_t addr,uint8_t* tx_buf,uint16_t tx_len);
- void spiflash_read(uint32_t addr,uint8_t* rx_buf,uint16_t rx_len);
- int GD25_init(void);
- int GD25_read(uint32_t addr,uint8_t *data,uint8_t len);
- int GD25_erase(uint32_t addr,uint32_t len);
- int GD25_write(uint32_t addr,const uint8_t *data,uint8_t len);
- #endif
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