nandflash.h

来自「基于ADS1.2环境编写的操作NANDFLASH存储器的移植了UC/OS-II的」· C头文件 代码 · 共 28 行

#include "44b.h"
#include "def.h"


//KM29U128 IO 定义
#define RB	(1<<11)				//GPC11
#define CE	(1<<5)				//GPB5
#define CLE	(1<<9)				//GPA9
#define ALE	(1<<10)				//GPC10
#define rKM29UXDATA	   (*(volatile unsigned char *)0x02000000)	//bank1              

//KM29U128操作宏定义
#define FC_CMD		{rPDATA |= CLE;	rPDATC &= ~ALE; rPDATB &= ~CE;}
#define FC_ADDR		{rPDATC |= ALE;	rPDATA&=~CLE; rPDATB&=~CE;}
#define FC_DATA        {rPDATC &= ~ALE; rPDATA &= ~CLE; rPDATB &= ~CE; }
#define FC_INACTIVE	{rPDATB |= CE;	rPDATC&=~ALE; rPDATA&=~CLE;}       
#define WAITRB		while(!(rPDATC & RB))  //wait tWB and check R/B pin.   
#define KM29U128_ID (0xec73)
#define WRITEVERIFY  (1)  //Verifing is enable when writing flash

//KM29U128函数声明
void Flash_Reset(void);//flash reset
unsigned int Check_Flash_Id(void);
void Erase_Cluster(unsigned int cluster);
void ReadPage(unsigned int block,unsigned int page,unsigned char *pPage);
int WritePage(unsigned int block,unsigned int page,unsigned char *pPage);
void Flash_Tools(void);