#ifndef __W25QXX_H
#define __W25QXX_H			    
#include "sys.h"  
//////////////////////////////////////////////////////////////////////////////////	 
//This program is for educational purposes only, without the author's permission, may not be used for any other purpose
//ALIENTEK STM32F4 Explorer Board
//W25QXX Driver code	   
//Hot Atomic @ALIENTEK
//Forum: www.openedv.com
//Date modified: 2014/5/6
//Version: V1.0
//All rights reserved pirated reserved.
//Copyright(C) Guangzhou wing electronic technology limited company 2009-2019
//All rights reserved
////////////////////////////////////////////////////////////////////////////////// 

//W25X/Q series chip list
//W25Q80  ID  0XEF13
//W25Q16  ID  0XEF14
//W25Q32  ID  0XEF15
//W25Q64  ID  0XEF16	
//W25Q128 ID  0XEF17	
#define W25Q40 	0XEF12 	
#define W25Q80 	0XEF13 	
#define W25Q16 	0XEF14
#define W25Q32 	0XEF15
#define W25Q64 	0XEF16
#define W25Q128	0XEF17

#define SPI_FLASH_ADDR            0x00000000
#define SPI_FLASH_LAST_64K_BLOCK  0x00070000
#define SPI_FLASH_LAST_32K_BLOCK  0x00078000
#define SPI_FLASH_LAST_4K_SECTOR  0x0007F000

#define SPI_FLASH_BLOCK_SIZE      0X10000
#define SPI_FLASH_SECTOR_SIZE     0X1000
#define SPI_FLASH_PAGESIZE        256

extern u16 W25QXX_TYPE;					//Define W25QXX chips	   

#define	W25QXX_CS 		PBout(12)  		//The chip select signals W25QXX

////////////////////////////////////////////////////////////////////////////////// 
//Instruction list
#define W25X_WriteEnable			0x06 
#define W25X_WriteDisable			0x04 
#define W25X_ReadStatusReg		0x05 
#define W25X_WriteStatusReg		0x01 
#define W25X_ReadData					0x03 
#define W25X_FastReadData			0x0B 
#define W25X_FastReadDual			0x3B 
#define W25X_PageProgram			0x02 
#define W25X_BlockErase				0xD8 
#define W25X_SectorErase			0x20 
#define W25X_ChipErase				0xC7 
#define W25X_PowerDown				0xB9 
#define W25X_ReleasePowerDown	0xAB 
#define W25X_DeviceID					0xAB 
#define W25X_ManufactDeviceID	0x90 
#define W25X_JedecDeviceID		0x9F 

void W25QXX_Init(void);
u16  W25QXX_ReadID(void);  	    		//Read FLASH ID
u8	 W25QXX_ReadSR(void);        		//Read status register 
void W25QXX_Write_SR(u8 sr);  			//Write status register
void W25QXX_Write_Enable(void);  		//Write enable 
void W25QXX_Write_Disable(void);		//Write-protect
void W25QXX_Write_NoCheck(u8* pBuffer,u32 WriteAddr,u16 NumByteToWrite);
void W25QXX_Read(u8* pBuffer,u32 ReadAddr,u16 NumByteToRead);   //Read Flash
void W25QXX_Write(u8* pBuffer,u32 WriteAddr,u16 NumByteToWrite);//Write Flash
void W25QXX_Erase_Chip(void);    	  	//All erase
void W25QXX_Erase_Sector(u32 Dst_Addr);	//Sector erase
void W25QXX_Wait_Busy(void);           	//Waiting for a free
void W25QXX_Wait_Busy_Erase(void);
void W25QXX_PowerDown(void);        	//Enter the power off mode
void W25QXX_WAKEUP(void);				//Wake up
#endif