SPC8104 S-MOS Systems, SPC8104 Datasheet - Page 173

• Manufacturer Part Number: SPC8104
• Description: VGA LCD CONTROLLER
• Manufacturer: S-MOS Systems

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Step7:
Step7_Lp:
AttribTable:
SPC8104
STEP7 - Program Attribute controller.
Reset Index/Data Flip Flop of Attribute controller.
Write attributes information.
412-1.0
mov
in
mov
mov
mov
mov
mov
out
inc
lodsb
out
loop
mov
in
mov
mov
out
ret
db
db
db
S-MOS Systems, Inc. • Tel: [phone] • Fax: [phone] • http://www.smos.com
dx, 3DAh; Set attributes register to index.
al, dx
si, offset AttribTable
dx, 3C0h
cx, 15h
bx, 0h
ax, bx
dx, al
bx
dx, al
Step7_Lp
dx, 3DAh; Set attributes register to index.
al, dx
al, 20h
dx, 3C0h
dx, al
00h, 01h, 02h, 03h, 04h, 05h, 14h, 07h
38h, 39h, 3Ah, 3Bh, 3Ch, 3Dh, 3Eh, 3Fh
0ch, 00h, 0Fh, 00h, 00h
;
;
; Write to 15h registers.
; Use BX as the index counter.
; Set the next index.
;
;
; Read the next byte.
; Write the next data.
;
;
; End of Step7
Programming Notes and Examples
SP3-19