Settings In Character Units; Character Colors - Hitachi H8S/2199 Hardware Manual

Single-chip microcomputer

Table of Contents

Note: D800 to DAFF indicate the lower 16 bits of addresses in the on-screen display RAM.

Figure 29.4 Correspondence between Display Data RAM and On-Screen Display

Settings in Character Units

The following items can be set in character units by using the display data RAM.

Character Configuration

Characters can be set freely by writing, to the display data RAM, the character data ROM address

(character code) at which the character to be displayed is stored.

For explanations of the character data ROM and display data RAM, refer to section 29.3.6,

Character Data ROM (OSDROM), and section 29.3.7, Display Data RAM (OSDRAM).

Character colors in text display mode can be set in character units through the character color

specification bit in display data RAM.

Table 29.4 shows the correspondence between character color code settings and color output

For details on display data RAM, refer to section 29.3.7, Display Data RAM (OSDRAM).

In the SECAM TV format, only black and white can be used in text display mode, and in

superimposed mode characters are white, with a faint background color.

Rev. 1.0, 02/00, page 827 of 1141