MRET    EQU     0080H           ;  RETURN TO MONITOR
CONIN	EQU	0083H		;  CONSOLE INPUT
COSTAT	EQU	0086H		;  CONSOLE STATUS
CONOUT	EQU	0089H		;  CONSOLE OUTPUT
TXTAUS	EQU	008CH		;  TEXT-OUTPUT
PSTR	EQU	008FH		;  STRING OUTPUT
A_ASC	EQU	0092H		;  CONVERT CONTENT OF A TO ASCII 
HL_ASC	EQU	0095H		;  CONVERT CONTENT OF HL TO ASCII
BLAUS	EQU	0098H		;  BLANK OUTPUT
GETZEIL	EQU	009BH		;  READ LINE