/******************************************************************************
 * Copyright (C) 2014-2015 HangZhou SiZhu Co.,LTD.
 *
 *-----------------------------------------------------------------------------
 * File: 			    W25X40BV.h
 * Description:		head file of W25X40BV.c used for flash operation
 * Author:			  Lishoujian (867693272@qq.com)
 * Date:			    Jan 8, 2015
 *****************************************************************************/

/* ----------------------- Platform includes --------------------------------*/

#ifndef __W25X40BV_H
#define __W25X40BV_H	 
#include "sys.h"

//op cmd
#define FLASH_WREN            0x06      //write enable
#define FLASH_WRDI            0x04      //write disable
#define FLASH_RDSR            0x05      //read  status register
#define FLASH_WRSR            0x01      //write status register
#define FLASH_READ            0x03      //read  fram memory data
#define FLASH_FSTRD           0x0b      //fast  read  fram memory data
#define FLASH_WRITE           0x02      //write fram memory data
#define FLASH_POWERDOWN       0xb9      //go to power-down mode
#define FLASH_WKUP            0xab      //release from power-down mode
#define FLASH_RDID            0x90      //read  Manufacturer ID/Devive ID 16bit
#define FLASH_BlockErase			0xD8      //erase 64KB  block
#define FLASH_SectorErase		  0x20      //erase 4KB   sector
#define FLASH_ChipErase			  0xC7      //erase all chip 512KB 

#define  FLASH_CS_LOW             GPIO_ResetBits(GPIOB,GPIO_Pin_7)//CS = 0
#define  FLASH_CS_HIGH            GPIO_SetBits(GPIOB,GPIO_Pin_7)  //CS = 1

#define	FLASH_ReadWriteByte(dat)  SPI3_ReadWriteByte(dat)
#define FLASH_ioconfig()          SPI2_ioconfig()

u8 Flash_ReadSR(void);  
void FLASH_Write_SR(u8 sr);
void FLASH_Write_Enable(void);
void FLASH_Write_Disable(void);
u16 Flash_ReadID(void);
void Flash_Read(uint8* pBuffer,uint32 ReadAddr,uint16 NumByteToRead);
void Flash_Write_Page(u8* pBuffer,u32 WriteAddr,u16 NumByteToWrite);
//void Flash_Write_NoCheck(uint8* pBuffer,uint32 WriteAddr,uint16 NumByteToWrite);
void Flash_Write(u8* pBuffer,u32 WriteAddr,u16 NumByteToWrite);
void Flash_Erase_Chip(void);
void Flash_Erase_Sector(u32 Dst_Addr);
void Flash_Wait_Busy(void);
void Flash_PowerDown(void);
void Flash_WAKEUP(void);

#endif