108 lines
2.4 KiB
C
108 lines
2.4 KiB
C
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#ifndef __FLASH_H
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#define __FLASH_H
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//////////////////////////////////////////////////////////////////////////////////
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//本程序只供学习使用，未经作者许可，不得用于其它任何用途
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//ALIENTEK战舰STM32开发板
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//W25Q64 代码
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//正点原子@ALIENTEK
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//技术论坛:www.openedv.com
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//修改日期:2012/9/9
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//版本：V1.0
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//版权所有，盗版必究。
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//Copyright(C) 广州市星翼电子科技有限公司 2009-2019
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//All rights reserved
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//////////////////////////////////////////////////////////////////////////////////
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#ifdef __cplusplus
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extern "C" {
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#endif
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//W25X系列/Q系列芯片列表
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//W25Q80 ID 0XEF13
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//W25Q16 ID 0XEF14
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//W25Q32 ID 0XEF15
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//W25Q32 ID 0XEF16
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#define W25Q80 0XEF13
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#define W25Q16 0XEF14
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#define W25Q32 0XEF15
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#define W25Q64 0XEF16
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#define W25Q128 0XEF17
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#define SPI_FLASH_TYPE SPI_Flash_GetType() //定义我们使用的flash芯片型号
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////////////////////////////////////////////////////////////////////////////
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//指令表
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#define W25X_WriteEnable 0x06
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#define W25X_WriteDisable 0x04
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#define W25X_ReadStatusReg 0x05
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#define W25X_WriteStatusReg 0x01
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#define W25X_ReadData 0x03
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#define W25X_FastReadData 0x0B
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#define W25X_FastReadDual 0x3B
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#define W25X_PageProgram 0x02
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#define W25X_BlockErase 0xD8
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#define W25X_SectorErase 0x20
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#define W25X_ChipErase 0xC7
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#define W25X_PowerDown 0xB9
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#define W25X_ReleasePowerDown 0xAB
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#define W25X_DeviceID 0xAB
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#define W25X_ManufactDeviceID 0x90
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#define W25X_JedecDeviceID 0x9F
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void SPI_Flash_Init(void);
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u16 SPI_Flash_ReadID(void); //读取FLASH ID
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u8 SPI_Flash_ReadSR(void); //读取状态寄存器
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void SPI_FLASH_Write_SR(u8 sr); //写状态寄存器
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void SPI_FLASH_Write_Enable(void); //写使能
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void SPI_FLASH_Write_Disable(void); //写保护
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void SPI_Flash_Write_NoCheck(u8* pBuffer,u32 WriteAddr,u32 NumByteToWrite);
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void SPI_Flash_Read(u8* pBuffer,u32 ReadAddr,u32 NumByteToRead); //读取flash
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void SPI_Flash_Write(u8* pBuffer,u32 WriteAddr,u32 NumByteToWrite);//写入flash
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void SPI_Flash_Erase_Chip(void); //整片擦除
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void SPI_Flash_Erase_Sector(u32 Dst_Addr);//扇区擦除
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void SPI_Flash_Wait_Busy(void); //等待空闲
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void SPI_Flash_PowerDown(void); //进入掉电模式
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void SPI_Flash_WAKEUP(void); //唤醒
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u16 SPI_Flash_GetType (void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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