#include <16f877.h>
#fuses XT,NOWDT,NOPROTECT,PUT,BROWNOUT,NOLVP
#use delay(clock=400000)
#use rs232(baud=9600,xmit=PIN_C6, rcv=PIN_C7,ERRORS)
char digit;
BOOLEAN rx_int=TRUE;
#int_rda
void rs232_isr()
{
digit=getc();
rx_int=FALSE;
}
void LedControl(unsigned int led)
{
portb=0X00...