#include<reg51.h>
#include<absacc.h>
#define uchar unsigned char
#define data_a DBYTE[0X30]
#define data_b DBYTE[0X40]
uchar bdata kh,kj;
sbit kh_0=kh^0;
sbit kj_0=kj^0;
main()
{
data_a=0x55;
data_b=data_a;
kh=0xff;
kj=0xff
kh_0=0;
kj_0=kh_0;
while(1);
}
