#include<Reg52.h>
unsigned char charector(const unsigned char mychar)
{
	if(mychar>12)					
		return ' ';
	switch(mychar)
	{
		case 11:					
			return '*';
		case 12:					
			return '#';
		case 10:					
			mychar=0;
		default:					
			return (mychar+0x30);
	}
}