ROM	EQU 0
	ROMCTL	EQU 0F6H	;OUT (ROMCTL),A	;TURN ON ROM
				;IN  A,(ROMCTL) ;TURN OFF ROM	
	
		EQU ROM+0
	MSGRM	EQU ROM+3
	HMRM	EQU ROM+6
	RDHSRM	EQU ROM+9
	WRHSRM	EQU ROM+0CH
	DISRM	EQU ROM+0FH
		EQU ROM+12H
		EQU ROM+15H
	BTERÍ	EQÕ ROM+18H
	ROMDATØ	EQÕ ROM+1BH
	
	REVADD  EQU ROM+07FCh
	REVNUM  EQU 13H