IA63484 Datasheet, PDF (16/32 Pages) InnovASIC, Inc – Advanced CRT Controller

IA63484
Advanced CRT Controller
Data Sheet
Figure 9: Hardware Access and Direct Access Registers
Reg Name
Reg #
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Address
Reg(AR)
Status
Reg(SR)
FIFO
Entry(FE)
Command
Control
(CCR)
AR
$0
Address
ST
$0
CER ARD CED LPD RFF RFR WFR WFE
$00
FIFO Entry
$02
ABT PSE DDM CDM DRC
GBM
CRE ARE CEE LPE RFE RRE WRE WEE
Operation
Mode (OMR)
$04
MS STR ACP WSS
CSK
DSK RAM
GAI
ACM
RSM
Display
Control
(DCR)
$06
DSP SE1
SE0
SE2
SE3
ATR
Undefined
$08-$7E, $9E-
$BE, $F0-$FE
$0
cs_n, rs,
rw_n
0, 0, 0
0, 0, 0
0, 1, 0/1
0, 1, 0/1
0, 1, 0/1
0, 1, 0/1
0, 1, 0/1
Raster
Count(RCR)
$80
$0
RC
0, 1, 1
Horizontal
Sync(HSR)
$82
HC
$0
HSW
0, 1, 0/1
Horizontal
Display
$84
(HDR)
Vertical
Sync(VSR)
$86
Vertical
Display
$88
(VDR)
Split Screen
Width(SSW)
$8A
$8C
$8E
Blink Control
(BCR)
$90
Horz.
Window
$92
Disp(HWR)
Vert. Window
$94
Disp(VDR)
$96
$98
Graphic
Cursor
$9A
(GCR)
$9C
HDS
$0
VDS
$0
$0
$0
BON1
BOFF1
HWS
$0
$0
CXE
$0
$0
HDW
VC
$0
SP1
SP0
SP2
BON2
VSW
BOFF2
HWW
VWS
VWW
CXS
CSY
CYE
0, 1, 0/1
0, 1, 0/1
0, 1, 0/1
0, 1, 0/1
0, 1, 0/1
0, 1, 0/1
0, 1, 0/1
0, 1, 0/1
0, 1, 0/1
0, 1, 0/1
0, 1, 0/1
0, 1, 0/1
0, 1, 0/1
Copyright © 2001
innovASIC
The End of Obsolescence™
ENG 21101041200
Page 16 of 32
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