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78 lines
2.9 KiB
78 lines
2.9 KiB
2 weeks ago
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#ifndef __W25QXX_H
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#define __W25QXX_H
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#include "common.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 STM32F429开发板
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//W25QXX驱动代码
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//正点原子@ALIENTEK
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//技术论坛:www.openedv.com
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//创建日期:2016/1/16
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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 2014-2024
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//All rights reserved
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//////////////////////////////////////////////////////////////////////////////////
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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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//W25Q64 ID 0XEF16
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//W25Q128 ID 0XEF17
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//W25Q256 ID 0XEF18
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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 W25Q256 0XEF18
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extern uint16_t W25QXX_TYPE; //定义W25QXX芯片型号
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//W25QXX的片选信号
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#define W25QXX_CS(n) (n?HAL_GPIO_WritePin(W25QXX_CS_GPIO_Port,W25QXX_CS_Pin,GPIO_PIN_SET):HAL_GPIO_WritePin(W25QXX_CS_GPIO_Port,W25QXX_CS_Pin,GPIO_PIN_RESET))
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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_ReadStatusReg1 0x05
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#define W25X_ReadStatusReg2 0x35
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#define W25X_ReadStatusReg3 0x15
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#define W25X_WriteStatusReg1 0x01
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#define W25X_WriteStatusReg2 0x31
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#define W25X_WriteStatusReg3 0x11
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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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#define W25X_Enable4ByteAddr 0xB7
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#define W25X_Exit4ByteAddr 0xE9
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void W25QXX_Init(void);
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uint16_t W25QXX_ReadID(void); //读取FLASH ID
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uint8_t W25QXX_ReadSR(uint8_t regno); //读取状态寄存器
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void W25QXX_4ByteAddr_Enable(void); //使能4字节地址模式
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void W25QXX_Write_SR(uint8_t regno,uint8_t sr); //写状态寄存器
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void W25QXX_Write_Enable(void); //写使能
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void W25QXX_Write_Disable(void); //写保护
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void W25QXX_Write_NoCheck(uint8_t* pBuffer,uint32_t WriteAddr,uint16_t NumByteToWrite);
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void W25QXX_Read(uint8_t* pBuffer,uint32_t ReadAddr,uint16_t NumByteToRead); //读取flash
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void W25QXX_Write(uint8_t* pBuffer,uint32_t WriteAddr,uint16_t NumByteToWrite);//写入flash
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void W25QXX_Erase_Chip(void); //整片擦除
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void W25QXX_Erase_Sector(uint32_t Dst_Addr); //扇区擦除
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void W25QXX_Wait_Busy(void); //等待空闲
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void W25QXX_PowerDown(void); //进入掉电模式
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void W25QXX_WAKEUP(void); //唤醒
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#endif
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