Selecting Video Mode - Toshiba T2150CD Series Manual

such as italics or boldface. Or, it can be a graph, such as a pie chart.
The 320 x 200 graphics mode deserves special note. In this resolution, each pel consists of
four pixels. By turning on and off different numbers of pixels in each pel, the display shows
different shades of gray.

Selecting Video Mode

How your software displays information on the LCD depends on the mode it uses. The
T2150CD series computer supports a number of video modes, which determine the screen
mode (text or graphics), resolution and the number of colors available.
Video Type
mode
0, 1 VGA Text
2, 3 VGA Text
0*, 1* VGA Text
2*, 3* VGA Text
0+, 1+ VGA Text
2+, 3+ VGA Text
4, 5 VGA Grph
Figure 8-4 Pixels on and off
Table 8-1 T2150CDT Video modes
Resolution Character
matrix
(pels)
40 x 25 8 x 8
Characters
80 x 25 8 x 8
Characters
40 x 25 8 x 14
Characters
80 x 25 8 x 14
Characters
40 x 25 8(9) x 16
Characters
80 x 25 8(9) x 16
Characters
320 x 200 8 x 8
T2150CDT CRT
LCD colors
colors
16 of 256K 16 of 256K
16 of 256K 16 of 256K
16 of 256K 16 or 256K
16 of 256K 16 or 256K
16 of 256K 16 of 256K
16 of 256K 16 of 256K
4 of 256K 4 of 256K
CRT CRT
vertical horizontal
refresh refresh
rate rate
70Hz 31.5KHz
70Hz 31.5KHz
70Hz 31.5KHz
70HZ 31.5KHZ
70Hz 31.5KHz
70Hz 31.5KHz
70Hz 31.5KHz