Listing 11-The arp reply is built on the fly. All other frame processing is taken care of by swapping and extracting data areas within the respective protocol type routines.

;******************************************************************
;*	MAIN SERVICE LOOP
;*	
;*
;******************************************************************
chkint
btfss PORTB,INTR 
goto chkint
call ServiceISQ
btfss framereceived 
goto chkint
bcf framereceived 
btfss txarp 
goto chkint
bcf txarp 
call XMIT_ARP
goto chkint


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