#include <iom16v.h>

void seg(unsigned char num)
{

unsigned char seg_7[]= //0~9
{0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0X77,0X7C,0X39,0X5E,0X79,0X71,
0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0X77,0X7C,0X39,0X5E,0X79,0X71};
PORTA=seg_7[num];

}