#include    <8051.h>
/*
 Declarations associate with 8051 h/w control
*/
#define PA_8255   (* (unsigned char *) 0xe000)
#define PB_8255   (* (unsigned char *) 0xe001)
#define PC_8255   (* (unsigned char *) 0xe002)
#define Ctrl_8255 (* (unsigned char *) 0xe003)

void Init_8255(mode)
{
    Ctrl_8255 = mode;
}
void OutPA_8255(unsigned char data)
{
    PA_8255 = data;
}
unsigned char InPA_8255()
{
    return (PA_8255);
}