page.h

基于51定时器时间片轮循调度函数软件

#define PAGE_G
#define page_ext  
#else   
#define page_ext  extern 
#endif


typedef struct 
{
	uchar id;
	uchar *Ptim;
	uchar *Pnum;
//	void (*enter)();
//	void (*exit)();

}L_page;

typedef struct 
{
	uchar Stime[4];
	uchar Snum[20];

}S_page;

page_ext  L_page  xdata   *Ip;
page_ext  uchar   xdata   Ptime[4], Pnum[20];
page_ext  S_Page  xdata   SeverData;