Integrated Functions (Continued)
Table 4-28. CRT Display Modes
Simultaneous
Refresh Rate
(Hz)
DOTCLK Rate
(MHz)
PCLK
(MHz)
Graphics Port
Width (Bits)
Resolution
640x480
Colors
8 BPP
256 colors out of a
palette of 256
60
72
75
60
25.175
31.5
25.175
31.5
31.5
50.35
25.175
63.0
31.5
63.0
31.5
40.0
50.0
49.5
80.0
40.0
100
8
8
31.5
8
16 BPP
64 K colors
RGB 5-6-5
25.175
8
16
8
72
75
31.5
31.5
16
8
16
8
800x600
8 BPP
256 colors out of a
palette of 256
60
72
75
60
40.0
50.0
49.5
40.0
8
8
16 BPP
64 K colors
RGB 5-6-5
8
16
8
72
75
50.0
49.5
50.0
99
16
8
49.5
65.0
75.0
78.5
65.0
75.0
78.5
108.0
54.0
67.5
16
8
1024x768
8 BPP
256 colors out of a
palette of 256
60
70
75
60
70
75
60
65.0
75.0
78.5
65.0
75.0
78.5
108.0
8
8
16 BPP
64 K colors
RGB 5-6-5
16
16
16
8
1280x1024
8 BPP
256 colors out of a
palette of 256
16
16
75
135.0
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