M37221M4H_15 Datasheet, PDF (57/114 Pages) Renesas Technology Corp – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER with ON-SCREEN DISPLAY CONTROLLER

M37221M4H/M6H/M8H/MAH–XXXSP/FP M37221EASP/FP
The OSD circuit has an extended display mode. This mode allows
multiple lines (3 lines or more) to be displayed on the screen by inter-
rupting the display each time one line is displayed and rewriting data
in the block for which display has been terminated by software.
Figure 8.11.1 shows the configuration of an OSD character. Figure
8.11.2 shows the block diagram of the OSD circuit. Figure 8.11.3
shows OSD control register.
12 dots
16 dots
Fig. 8.11.1 Configuration of OSD Character Display Area
Rev.1.00 Oct 01, 2002 page 55 of 110
REJ03B0134-0100Z