#define SYS_(offset)	(*(volatile unsigned long *)(offset))//32位總線指針
#define SYSW_(offset)	(*(volatile unsigned short*)(offset))//16位總線指針
#define SYSC_(offset)	(*(volatile unsigned char *)(offset))//8位總線指針

void main(void)
{
	unsigned char scomm,sdata;
	unsigned short temp;
	unsigned char *addrp;
	unsigned char *datap;

	addrp=(unsigned char*)&address;
	datap=(unsigned char*)&data;
	init_uart();
	put_string("ok!\n");
	while (1)
	{
		scomm=get_char();
		if(scomm==0xff)
	  	{
	  		scomm=get_char();
	  		if(scomm!=0xff)
	  		switch(scomm)
			{		  				  				  		
				case 0xa0:			//設(shè)置地址7～0位
		  			addrp[0]=sdata;
		  			put_string("Set Addr0:");
					put_num32(address);
					put_string("h\n");
		  			break;
				case 0xa1:			//設(shè)置地址15～8位
					addrp[1]=sdata;
					put_string("Set Addr1:");
					put_num32(address);
					put_string("h\n");
					break;
				case 0xa2:			//設(shè)置地址23～16位
					addrp[2]=sdata;
					put_string("Set Addr2:");
					put_num32(address);
					put_string("h\n");
					break;
				case 0xa3:			//設(shè)置地址31～24位
					addrp[3]=sdata;
					put_string("Set Addr3:");
					put_num32(address);
					put_string("h\n");
					break;		  		
				case 0xc0:			//設(shè)置數(shù)據(jù)7～0位
					datap[0]=sdata;
					put_string("Set Word0:");
					put_num32(data);
					put_string("h\n");
					break;
				case 0xc1:			//設(shè)置數(shù)據(jù)15～8位
					datap[1]=sdata;
					put_string("Set Word1:");
					put_num32(data);
					put_string("h\n");
					break;
				case 0xc2:			//設(shè)置數(shù)據(jù)23～16位
					datap[2]=sdata;
					put_string("Set Word2:");
					put_num32(data);
					put_string("h\n");
					break;
				case 0xc3:			//設(shè)置數(shù)據(jù)31～24位
					datap[3]=sdata;
					put_string("Set Word3:");
					put_num32(data);
					put_string("h\n");
					break;
				case 0xd0:			//總線讀?。?6位）
					put_string("Read Word:");
					put_num32(SYSW_(address));
					put_string("h at ");
					put_num32(address);
					put_string("h\n");
					break;					
				case 0xe0:			//寫總線（16位）
					SYSW_(address)=data;
					put_string("Write Word:");
					put_num32(data);
					put_string("h at ");
					put_num32(address);
					put_string("h\n");
					break; 
		  		default:
					put_string("Not Support!\n");
		  		}
		else sdata=0xff;
		}
	else sdata=scomm;
	}
}