Toshiba T1200 - D.5.4 Video signals (9 lines); D.5.5 Display mode select signals(3 lines)

0.5.4 Video signals (9 lines)
These are 9 video signals output from the gate array, and
they are commonly used for the LCD, and for the CRT.
Meaning of the signals for each display is as followSi
TABLE 0-6 Video Signals
GA signal
LCO
CRTdis~lax
RGB
LPHSl LLPl CHSYl
FPVSl
LFPl
CVSYl
FRHVl LFRl
01Rl
LOll CRVl
02Gl
L021
CGVl
03Bl L031 CBVl
0411
L041
CIVl
SXVOl LSCKO
0.5.5 Display mode select signals(3 lines)
CHFONTO : Chanqe Character Font (Input)
Composite
-
-
CMPl
CMPl
CMPl
CMPl
CMPl
CMPl
This signal is to change the font displayed on the screen.
The function of this signal is shown on the Table 0-7.
FLTDSLI : Flat Display Selected (Input)
This signal is to select one of internal and external
display unit.
If this signal is at high level, the internal LCD is
selected.
If this signal is at low level, the external CRT display
(RGB, Composite) is selected.
PDPO (Plasma/LCD Display Panel)
This signal is not used in this system.
When this bit is high, LCD is selected, and normally it is
set to high.
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