;******************************************************************************
;
;  Hitachi LCD Include file
;  kg May' 95
;
;******************************************************************************
;

;
; LCD Module commands
;


; Clear and home commands (not masks)
CLR_HOME	EQU	b'00000001'	; Clear and Home
CUR_HOME	EQU	b'00000010'	; Cursor Home

; Entry Mode masks: Increment/decrement cursor, shift display on or off
ENTRY_MASK	EQU	b'00000100'	; Entry mode mask
INC_CURS	EQU	b'00000010'	; Entry mode: Increment Cursor
DEC_CURS	EQU	0
SHIFT_ON	EQU	b'00000001'	; Entry mode: display shift
SHIFT_OFF	EQU	0

; Display on/off masks, cursor on/off, blink on/off
DISP_MASK	EQU	B'00001000'	; Display command mask
DISP_ON		EQU	B'00000100'	; Display on
DISP_OFF	EQU	0
CURS_ON		EQU	B'00000010'	; Cursor on
CURS_OFF	EQU	0
BLINK_ON	EQU	B'00000001'	; Blink of cursor position on
BLINK_OFF	EQU	0

; Cursor or Display shift masks, right or left
SHIFT_MASK	EQU	B'00010000'	; The display shift command mask
SHIFT_DISP	EQU	B'00001000'	; Shift the display (not cursor)
SHIFT_CURS	EQU	0		; Shift cursor posintion
SHIFT_RIGHT	EQU	B'00000100'	; Shift right
SHIFT_LEFT	EQU	0		; Shift left


; Function set masks: Interface length, No lines, font
FUNC_MASK	EQU	B'00100000'	; Function set
DL8		EQU	B'00010000'	; 1 = 8 BIT interface
DL4		EQU	0	 
L2		EQU	B'00001000'	; 1 = 2 Lines
L1		EQU	0
F5x10		EQU	B'00000100'	; 1= 5*10, else 5*7
F5x7		EQU	0

; Set CG ram address mask (cg =character generator ram)
CG_POS_MASK	EQU	B'01000000'	; Madk to set cg address
 
; Set DD ram address mask (dd= display data)
DD_POS_MASK	EQU	b'10000000'	; Mask to set dd address (position)
LINE_2		EQU	d'64'		; Position of start of line 2