Toshiba T1950 User Manual page 11

1.7 STN Color LCD (T1950CS)
The STN Color Liquid Crystal Display (LCD) contains an LCD module, a Fluorescent Lamp
(FL), and an FL inverter board.
1.7.1 STN Color LCD Module
The T1950CS STN color LCD is backlit and supports 640x480 pixels with a Video control-
ler. This video controller includes the functions of Video Graphics Array (VGA).
The T1950CS's LCD receives vertical and horizontal synchronizing signals, 16-bit data signal
(8-bit upper block data signal and 8-bit lower block data signal) and shift clock for data
transmission. All signals are CMOS-level compatible.
The STN LCD is shown in Figure 1-8, and specifications for the LCD are listed in Table 1-5.
Figure 1-8 STN Color LCD
Table 1-5 STN Color LCD Specifications
Item
Number of Dots (dots)
Dot pitch (mm)
Display area (mm)
Contrast
FL current (mA)
FL frequency (KHz)
Specifications
640x480
0.3 (W)x0.3 (H)
195 (W)x147 (H)
18:1 (Typically)
5.0
47
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