RA8806 Datasheet, PDF (92/174 Pages) RAIO Technology Inc. – Two Layers Character/Graphic LCD Controller Specification

Preliminary Version 1.0
RA8806
Two Layers Character/Graphic LCD Controller
6-13 Cursor
6-13-1 Cursor Position and Shift
The cursor-moving unit of segment is one byte(or eight pixels). But the moving unit of common is
one pixel. The cursor position is controlled by Register CURX and CURY for both text and graphics
mode. You can also setup the Auto-Increase mode for write to DDRAM or read data from DDRAM.
The cursor-moving boundary depends on the active window.
6-13-2 Full Alignment
The “Full alignment function” provides the “Auto-Align” feature when full-size and half-size
characters combined display. Programmer can adjust it from the settings of Bit-6 of WCCR. (Refer
to register WCCR for detail description.)
‹ When Bit-6 is 1, the auto-align feature is enabled.
‹ When Bit-6 is 0, the auto-align feature is not being used.
The Figure 6-59 and Figure 6-60 shows the above settings.
With full alignment function
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Figure 6-59 : Font Write with Full Alignment
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