M37274MA Datasheet, PDF (78/132 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER

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MITSUBISHI MICROCOMPUTERS
M37274MA-XXXSP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
(12) Automatic Solid Space Function
This function generates automatically the solid space (OUT1 or OUT2
blank output) of the character area in the CC mode.
The solid space is output in the following area :
· the character area except character code “0916 ”
· the character area on the left and right sides
This function is turned on and off by bit 4 of the OSD control register
(refer to Figure 55).
Note : When using this function, set “0916” to the character below :
· The 1st character
· The 34th character and the following character.
Table 19. Setting for Automatic Solid Space
Bit 4 of OSD control register
Bit 7 of block control register
Bit 4 of color code 1
OUT1 output signal
OUT2 output signal
0
0
0
1
Character Character
font part display
area
OFF
1
0
1
Character
font part
OFF
Character
display
area
1
0
1
0
1
0
1
Solid
Character
space
font part
OFF
Solid
space
When setting the character code “05 16” as the character A, “06 16” as the character B.
(OSD RAM)
Character to be displayed
09 05 09 09 09 06 06 • • • 06 09 09 09
16 16 16 16 16 16 16
16 16 16 16
(Display screen)
1st
2nd
3rd
character character character
(See note 1)
No blank output
Fig. 84. Display Screen Example of Automatic Solid Space
•••
34th
35th
36th
character character character
(See note 1)
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