Renesas PCA7401 Technické informace stáhnout pdf (Strana 48)

MITSUBISHI MICROCOMPUTERS

M37270MF-XXXSP

M37270EF-XXXSP, M37270EFSP

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER

and ON-SCREEN DISPLAY CONTROLLER

The OSD circuit has an extended display mode. This mode allows

multiple lines (16 lines or more) to be displayed on the screen by

interrupting the display each time one line is displayed and rewriting

data in the block for which display is terminated by software.

Figure 47 shows the configuration of OSD character. Figure 48 shows

the block diagram of the OSD control circuit. Figure 49 shows the

structure of the OSD control register. Figure 50 shows the structure

of the block control register.

Fig. 47. Configuration of OSD character

16 dots

26 dots

20 dots

Å©Underline area

Å©Blank area

Displayed only in CCD mode.

Blank area

26 dots

20 dots

Character font

26 dots

20 dots

OSD mode

CC mode

Extra font

EXOSD mode

16 dots

logical

sum

(OR)

1 2 ... 43 44 45 46 47 48 49 50 51 52 53 ... 96 97

Žádné komentáře

Renesas PCA7401 Technické informace Strana 48