IIC interface
1. DDC1/DDC2B
– VESA DDC1/DDC2B is supported.
2. Auto alignment – I²C auto alignment protocol is supported.
Timing Table
Total 24 modes.
1. Factory mode – 20 modes
‘*’ indicate do not care.
Mode
Resolution
H-sync.
V-sync.
H polarity V polarity
1
VGA 350
31.5KHz
70Hz
+
-
2
VGA 400
31.5KHz
70Hz
-
+
3
VGA 480
31.5KHz
60Hz
-
-
4
MACII 35k
35.0KHz
66Hz
*
*
5
800*600(56)
35.2KHz
56Hz
*
*
6
8514A
35.5KHz
87Hz
*
*
7
640*480(75)
37.5KHz
75Hz
*
*
8
EVGA 400
37.8KHz
84Hz
-
+
9
800*600(60)
37.8KHz
60Hz
*
*
10
640*480(85)
43.3KHz
85Hz
*
*
11
800*600(75)
46.8KHz
75Hz
*
*
12
1024*768(60)
48.3KHz
60Hz
*
*
13
MACII 49k
49.7KHz
74Hz
*
*
14
800*600(85)
53.6KHz
85Hz
*
*
15
1024*768(70)
56.4KHz
70Hz
*
*
16
1024*768(75)
60.0KHz
75Hz
*
*
17
640*480(120)
63.7KHz
120Hz
*
*
18
1280*1024(60)
64.0KHz
60Hz
*
*
19
800*600(100)
64.0KHz
100Hz
*
*
20
1024*768(85)
68.6KHz
85Hz
*
*
‘*’ indicate do not care.
2. User mode – 4 modes
– FIFO replacement is applied.
45
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