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Address
17 16 15 14 13 12 11 10 9
e
7
6
5
4
3
2
1
0
Set Rop Mode
I+
0
1 I I
not used
~
Set Shift
Excute
I I
Plane Seled(RopFunc, read)
000:
Data Reg.(Read)
001 : Rop Function
01
O:
Rop Mask
011:
Command
101: Data Reg.(Write)
111: Plane Reg.(Write)
Data 15 14 13 12 11 10 9
e
7
6
5
4
3
2
1
0
Rop Function
not
used
top.
Function
I
Data 15 14 13 12 11 10 9
e
7
6
5
4
3
2
1
0
Rop Mask/Data
Data 15 14 13 12 11 10
9
Plane Reg.
I
not used
Data 15 14 13 12 11 10 9
Command port
not used
Rop Mask/Data
e
7
I
8
7
6
5
4
3
2
1
0
Enable Plane
1: ACTIVATE PLANE
6
5
4
3
2
1
0
--....- Dot Mode(Amsksel)
1: NORMAL
L____a..._
{
O: DOT MODE
_., XEDR {
O: HD BUS
--
1: Frame buffer
----~P
X
inc mode
-----t•~
Y
inc mode
------•·Mask
------1~P
Continue
--------1~P
00: Copy
01: Copy between plane
10: Write
11: Asad
Fig. 2 Raster operation commands (1/2)
NWS-1510/1530/1580
3-57
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