NEC PowerMate 466M, Руководство по обслуживанию

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1-12 Technical Information
Video Memory
The 1 MB of on-board video DRAM is expandable to 2 MB and provides graphic resolu-
tions of or 640 x 480 with 16.8 million colors, 800 x 600 with 64K colors, 1024 x 768 with
256 colors, or 1280 x 1024 with 16 colors. Table Section 1-5 and Table Section 1-6 pro-
vide the different display modes for the video controller.
Table Section 1-5 Text Modes
Mode
(Hex)
Colors
Column/
Rows
Buffer Resolution
Video
Clock
(MHz) Horiz
Sync
(kHz)
Vert Sync
(Hz)
00
1
16 (grey) 40 x 25 B8000 320 x 200 28.2 31.7 70
00
2
16 (grey) 40 x 25 B8000 320 x 350 28.3 31.7 70
00
3
16 40 x 25 B8000 360 x 400 28.2 31.7 70
01
1
16 40 x 25 B8000 320 x 200 28.2 31.7 70
01
2
16 40 x 25 B8000 320 x 350 28.2 31.7 70
01
3
16 40 x 25 B8000 360 x 400 28.2 31.7 70
02
1
16(grey) 80 x 25 B8000 640 x 200 28.2 31.7 70
02
2
16(grey) 80 x 25 B8000 640 x 350 28.2 31.7 70
02
3
16 80 x 25 B8000 720 x 400 28.2 31.7 70
03
1
16 80 x 25 B8000 640 x 200 28.2 31.7 70
03
2
16 80 x 25 B8000 640 x 350 28.2 31.7 70
03
3
16 80 x 25 B8000 720 x 400 28.2 31.7 70
07
4
mono 80 x 25 B8000 720 x 350 28.2 31.5 70
07
3
mono 80 x 25 B8000 720 x 400 28.2 31.5 70
60
5
16 132 x 25 B8000 1056 x 400 40.0 30.5 67.5
24
5
16 132 x 30 B8000 1056 x 400 40.0 30.5 67.5
1
CGA-style text mode with 8x8 character size and 200 lines vertical resolution.
2
EGA-style text mode with 8x14 and 9x14 character sizes and 350 lines vertical resolution.
3
VGA-compatible text mode with 9x16 character size and 400 lines vertical resolution.
4
MDA- style text mode with 9x14 character sizes and 350 lines vertical resolution.
5
Enhanced VGA mode.