SPC8106 S-MOS Systems, SPC8106 Datasheet - Page 268

• Manufacturer Part Number: SPC8106
• Description: LCD/CRT VGA CONTROLLER
• Manufacturer: S-MOS Systems

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VertLines:
NextVline:
NextPixel:
@@:
Programming Notes and Examples
SP3-42
VertLines : display multicoloured vertical lines.
mov
mov
mov
xor
xor
out
mov
mov
mov
add
jnc
in
add
out
loop
inc
cmp
jb
xor
out
ret
S-MOS Systems, Inc. • Tel: [phone] • Fax: [phone] • http://www.smos.com
ax,0A000h
es,ax
dx,3cdh
bx,bx
al,al
dx,al
di,bx
cx,480
es:[di],bl
di,640
short @f
al,dx
al,00010001b
dx,al
NextPixel
bx
bx,640
short NextVline
al,al
dx,al
; dx = page register
; bx = column counter
; set R+W pages 0
; 480 lines
; get current write page
; increment both pages
; set the next page
; set pages 0 again
;
;
X12-AN-003-02
411-1.0
SPC8106