k9f1g08u0m.c.bak

此案例为ARM2131+flash+QVGAtft+按键的读写显示控制程序

/****************************************Copyright (c)**************************************************
**                               Beijing Visionox Technology Co.,LTD.
**                                      
**                                 
**
**--------------File Info-------------------------------------------------------------------------------
** File name:			main.c
** Last modified Date:  2007-03-016
** Last Version:		1.0
** Descriptions:		The main() function example template
**
**------------------------------------------------------------------------------------------------------
** Created by:			Alan Dong
** Created date:		2007-03-16
** Version:				1.0
** Descriptions:		The original version
**
**------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
** Version:
** Descriptions:
**
********************************************************************************************************/
#include "config.h"
#include "KEY_LED.h"
#include "TFT_LCD.h"

void DisplayFlash(uint32 Fdata);

#define NF_Wait_RB()			{while(!NAND_RB);}	//Wait Nand ready

void NF_SenCmd(uint32 command)
{
  IO0CLR=NAND_ALE;
  IO0SET=NAND_CLE;
  IO0CLR=NAND_CS;
  IO0CLR=NAND_WR;
  
  IO0SET=NAND_RD;  
  IO1PIN=(IO1PIN&0xFF00FFFF)|(command<<16);	
}
void ReadNFID(void)
{
  uint32 NAND_ID;
  IO0SET=NAND_CLE;
  IO0CLR=NAND_CS;
  IO0CLR=NAND_WR;
  IO0CLR=NAND_ALE;
  IO0SET=NAND_RD;  
  IO1PIN=(IO1PIN&0xFF00FFFF)|(0x90<<16);
  IO0SET=NAND_WR;
  IO0CLR=NAND_CLE;
  IO0SET=NAND_ALE;
  IO0CLR=NAND_WR;
  IO1PIN=(IO1PIN&0xFF00FFFF)|0x00;
  IO0SET=NAND_WR;
  IO0CLR=NAND_ALE;
  IO0CLR=NAND_RD;
  NAND_ID=IO1PIN&0x00FF0000;
  IO0SET=NAND_RD;
 // NAND_ID=IO1PIN&0x00FF0000;
 // IO0SET=NAND_RD;
  DisplayFlash(NAND_ID);
}
void NF_Init(void)
{
  IO0SET=TFT_CS;			//Unable TFT LCD
  IO0CLR=NAND_ALE;
  IO0CLR=NAND_CLE;
  IO0CLR=NAND_CS;
  IO0SET=NAND_WR;
  IO0SET=NAND_RD;
  NF_Wait_RB();
}