Z90251 Datasheet, PDF (55/97 Pages) Zilog, Inc. – eZVision 200 Television Controllers with OSD

Z90255 ROM and Z90251 OTP
32 KB Television Controller with OSD
47
Table 28 Color Palette 2 Register 0Bh: Bank A (CLR_P2)
Bit
7
6
5
4
3
2
1
0
R/W
Reset
R/W R/W R/W R/W R/W R/W R/W R/W
1
1
0
0
0
0
0
0
Note: R = Read W = Write X = Indeterminate
Bit/
Field
Bit
Position
R/W Value Description
Reserved
7, 6
R
W
Color Palette 2 5,4,3,2,1,0 R/W
Return 1
No Effect
Programming R_2f, G_2f, B_2f, R_2b, G_2b, B_2b
Table 29 Color Palette 3 Register 0Ch: Bank A (CLR_P3)
Bit
7
6
5
4
3
2
1
0
R/W
Reset
R/W R/W R/W R/W R/W R/W R/W R/W
1
1
0
0
0
0
0
0
Note: R = Read W = Write X = Indeterminate
Bit/
Field
Bit
Position R/W Value Description
Reserved
7, 6
R
Return 1
W
No Effect
Color Palette 3 5,4,3,2,1,0 R/W
Programming R_3f, G_3f, B_3f, R_3b, G_3b, B_3b
Table 30 Color Palette 4 Register 0Dh: Bank A (CLR_P4)
Bit
7
6
5
4
3
2
1
0
R/W
R/W R/W R/W
Reset
1
1
0
Note: R = Read W = Write X = Indeterminate
R/W
0
R/W
0
R/W
0
R/W R/W
0
0
PS001301-0800