MITSUBISHI MICROCOMPUTERS
M37274EFSP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
(12) Automatic Solid Space Function
Note : When using this function, set “0916” to the character below :
· The 1st character
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 64).
· The 34th character and the following character.
Table 17. Setting for Automatic Solid Space
Bit 4 of OSD control register
Bit 7 of block control register
Bit 4 of color code 1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
OUT1 output signal
Character Character
Character
font part
Solid
Character
font part
font part
display
area
space
OUT2 output signal
OFF
OFF
Character
display
area
OFF
Solid
space
When setting the character code “05 16” as the character A, “06 16” as the character B.
Character to be displayed
(OSD RAM)
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
34th
character
35th
character
40th
character
No blank output
character character character
(See note 1)
(See note 1)
Fig. 94. Display Screen Example of Automatic Solid Space
94