main.c

ZLG的EASYARM8962开发板中IAR实验例程第五章

/****************************************Copyright (c)****************************************************
**                            Guangzhou ZHIYUAN electronics Co.,LTD.
**                                      
**                                 http://www.embedtools.com
**
**--------------File Info---------------------------------------------------------------------------------
** File name:               main.c
** Latest modified Date:    2007.09.08
** Latest Version:          v1.1
** Descriptions:            The SST25VF016B application function
**
**--------------------------------------------------------------------------------------------------------
** Created by:              Zhao shimin
** Created date:            2007.09.08
** Version:                 v1.0
** Descriptions:            The original version
**
**--------------------------------------------------------------------------------------------------------
** Modified by:             Kang qinhua 
** Modified date:           2008.01.13
** Version:                 v1.1
** Descriptions:            
**
*********************************************************************************************************/

#include  	"config.h"
 
/* 宏, 用于描述API的入口参数 				*/

/* 读操作函数入口参数的宏 */
#define	RDADDR		0x2007
#define	NO_BYTES	20
#define	RCVBUFPT	RdBuf

/* 写操作函数入口参数的宏 */
#define	WRADDR		0x2007
#define	SNDBUFPT	WrBuf
#define	WRNO_BYTES	20

uint32 	ChipID = 0;
uint8 	WrBuf[20] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19,20};
uint8 	RdBuf[20];
/*********************************************************************************************************
** Function name:           main
**
** Descriptions:            调用软件包，演示SST25VF016B的常规功能
**
** input parameters:        NONE
** output parameters:       NONE
**                          
** Returned value:          NONE
**
** Created by:              Zhao shimin
** Created Date:            2007/09/08
**--------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
**--------------------------------------------------------------------------------------------------------
*********************************************************************************************************/

int main (void)
{  	
    uint32 	i = 0;
                                                   
	SPIInit();	
                                       
	SSTF016B_RdID(Jedec_ID, &ChipID);                              /*  单步运行到此处时, 在Watch里
	                                                                   查看ChipID的值是否0xBF2541  */
    ChipID &= ~0xff000000;					       /*  仅保留低24位数据            */
	if (ChipID != 0xBF2541) {
           while(1);
    }
    SSTF016B_Erase(0, 511);					       /*  擦除芯片                    */
	SSTF016B_WR(WRADDR, SNDBUFPT, WRNO_BYTES);                     /*  以0x2007为起始地址，将WrBuf
	                                                                   数组里的20个数据写入芯片    */
	SSTF016B_RD(RDADDR, NO_BYTES, RCVBUFPT);	               /*  以0x2007为起始地址，读20个
	                                                                   数据到RdBuf中               */

	for (i = 0;i < 19;i++) {
		if (RdBuf[i] != WrBuf[i] ) {	
            while (1);
	    }
	}

	SSTF016B_Erase(2, 2);					       /*  擦除扇区2                   */

	SSTF016B_RD(RDADDR, NO_BYTES, RCVBUFPT);                       /*  在此处设置断点，于Watch里观
	                                                                   察RdBuf数组的值是否变为0xFF */	

	while (1) {
         ;
    }
    
}
/*********************************************************************************************************
      END FILE
********************************************************************************************************/