SPC8106 S-MOS Systems, SPC8106 Datasheet - Page 234

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

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Step2:
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Step3:
SetupChipTbl DW PW+03C2h,67h; Default card to 3Dx, 28Mhz Clock
Programming Notes and Examples
SP3-8
STEP2 - Unlock Auxiliary Port.
Before programming the Auxiliary port for configuration,
it must be unlocked. Writing 1Ah to 3DEh index DEh and reading
it back will unlock the Auxiliary Port.
STEP3 - This sets the chip up for the correct panel and for
mov
mov
out
inc
in
ret
mov
call
ret
S-MOS Systems, Inc. • Tel: [phone] • Fax: [phone] • http://www.smos.com
a proper working environment.
DW 03DEh
DB
DB -1
DW 03D4h
DB
DB
DB
DB
DB
DB -1
dx, 3DEh
ax, 1ADEh
dx, ax
dx
al, dx
si, OFFSET SetupChipTbl
RunTable
00h,00000001b
01h,80
10h,0
11h,0
12h,480/4
15h,0
; enable CRTC-B set
; end of 3DE table
; DX = port 3DEh.
; AX = index DEh, value 1Ah.
; Point to 3DFh.
; Do the read.
; End of Step2
; End of Step3.
; CRTC_B[01h] = 80 (dec)
; CRTC_B[10h] = 0 (TFT stuff)
; CRTC_B[11h] = 0 (TFT stuff)
; CRTC_B[12h] = 8 msb of 480/2
; CRTC_B[15h] = 0 ( 2 non-display lines)
; end of 3D4 table
X12-AN-003-02
411-1.0
SPC8106