SPC8106 S-MOS Systems, SPC8106 Datasheet - Page 266

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

;**********************************************************************
;
;
;
;
;
;
;**********************************************************************
Step6:
DACloop:
NewDACDB
Programming Notes and Examples
SP3-40
STEP6 - program the DAC.
Note the DAC values are those for the IBM mode 13h, but this is
quite arbitrary.
mov
mov
out
xor
mov
out
mov
mov
mov
lodsb
out
loop
ret
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
S-MOS Systems, Inc. • Tel: [phone] • Fax: [phone] • http://www.smos.com
al, 0FFh
dx, 03c6h
dx, al
al,al
dx,3c8h
dx,al
dx,3C9h
cx,3 * 256
si,offset NewDAC ; SI -> new DAC data.
dx, al
DACloop
00h, 00h, 00h, 00h, 00h, 2ah, 00h, 2ah, 00h, 00h, 2ah, 2ah
2ah, 00h, 00h, 2ah, 00h, 2ah, 2ah, 15h, 00h, 2ah, 2ah, 2ah
15h, 15h, 15h, 15h, 15h, 3fh, 15h, 3fh, 15h, 15h, 3fh, 3fh
3fh, 15h, 15h, 3fh, 15h, 3fh, 3fh, 3fh, 15h, 3fh, 3fh, 3fh
00h, 00h, 00h, 05h, 05h, 05h, 08h, 08h, 08h, 0bh, 0bh, 0bh
0eh, 0eh, 0eh, 11h, 11h, 11h, 14h, 14h, 14h, 18h, 18h, 18h
1ch, 1ch, 1ch, 20h, 20h, 20h, 24h, 24h, 24h, 28h, 28h, 28h
2dh, 2dh, 2dh, 32h, 32h, 32h, 38h, 38h, 38h, 3fh, 3fh, 3fh
00h, 00h, 3fh, 10h, 00h, 3fh, 1fh, 00h, 3fh, 2fh, 00h, 3fh
3fh, 00h, 3fh, 3fh, 00h, 2fh, 3fh, 00h, 1fh, 3fh, 00h, 10h
3fh, 00h, 00h, 3fh, 10h, 00h, 3fh, 1fh, 00h, 3fh, 2fh, 00h
3fh, 3fh, 00h, 2fh, 3fh, 00h, 1fh, 3fh, 00h, 10h, 3fh, 00h
00h, 3fh, 00h, 00h, 3fh, 10h, 00h, 3fh, 1fh, 00h, 3fh, 2fh
00h, 3fh, 3fh, 00h, 2fh, 3fh, 00h, 1fh, 3fh, 00h, 10h, 3fh
1fh, 1fh, 3fh, 27h, 1fh, 3fh, 2fh, 1fh, 3fh, 37h, 1fh, 3fh
3fh, 1fh, 3fh, 3fh, 1fh, 37h, 3fh, 1fh, 2fh, 3fh, 1fh, 27h
3fh, 1fh, 1fh, 3fh, 27h, 1fh, 3fh, 2fh, 1fh, 3fh, 37h, 1fh
3fh, 3fh, 1fh, 37h, 3fh, 1fh, 2fh, 3fh, 1fh, 27h, 3fh, 1fh
1fh, 3fh, 1fh, 1fh, 3fh, 27h, 1fh, 3fh, 2fh, 1fh, 3fh, 37h
1fh, 3fh, 3fh, 1fh, 37h, 3fh, 1fh, 2fh, 3fh, 1fh, 27h, 3fh
2dh, 2dh, 3fh, 31h, 2dh, 3fh, 36h, 2dh, 3fh, 3ah, 2dh, 3fh
3fh, 2dh, 3fh, 3fh, 2dh, 3ah, 3fh, 2dh, 36h, 3fh, 2dh, 31h
; Turn on PEL mask.
;
;
; Set data index to zero.
;
;
; Set DAC write index
; CX = # bytes (RGB * 256).
; Get the byte.
; Set the PEL data.
; Continue till CX == 0.
; End Step4
X12-AN-003-02
411-1.0
SPC8106