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ASTRO VG-873 - Page 208

ASTRO VG-873
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190
b) Concerning the drawing mode
The following video output modes are possible using the two DisplayPort output ports.
The examples below describe the case for 1280 × 1024 resolution, a 108 MHz dot clock, with 10-bit output
level.
(1) Single mode
This is the normal output mode. The same video is output from both Port1 and Port2.
・・・・・・・
D1276
[9..0]
D1277
[9..0]
D1278
[9..0]
D1279
[9..0]
D4
[9..0]
D5
[9..0]
D6
[9..0]
D7
[9..0]
D0
[9..0]
D1
[9..0]
D2
[9..0]
D3
[9..0]
・・・・・・・
Port1
Clock
(108MHz)
Port2
・・・・・・・
D1276
[9..0]
D1277
[9..0]
D1278
[9..0]
D1279
[9..0]
D4
[9..0]
D5
[9..0]
D6
[9..0]
D7
[9..0]
D0
[9..0]
D1
[9..0]
D2
[9..0]
D3
[9..0]
(2) Dual mode
The video data is output alternately from Port1 and Port2.
・・・・・・・
D0
[9..0]
D2
[9..0]
D4
[9..0]
D6
[9..0]
D1276
[9..0]
D1278
[9..0]
D1
[9..0]
D3
[9..0]
D5
[9..0]
D7
[9..0]
D1277
[9..0]
D1279
[9..0]
・・・・・・・
・・・・・・・
Clock
(54MHz)
Port1
Port2
Port1 Port2
Port1 Port2

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