SED1330F Datasheet, PDF (129/148 Pages) List of Unclassifed Manufacturers – LCD Controller ICs

9.1.3 – 9.1.4
CSR FORM
C=
5DH
P1 =
04H
P2 =
86H
HDOT SCR
C=
5AH
P1 =
00H
9.0 Application Notes
OVLAY
C=
5BH
P1 =
00H
DISP ON/OFF
C=
59H
P1 =
16H
X = Don’t care
9.1.4 Display Mode Setting Example 2: Combining Graphics and Graphics
• Conditions
• 320 × 200 pixels, single-panel drive (1/
200 duty cycle)
• First layer: graphics display
• Second layer: graphics display
• Display memory allocation
• First layer (graphics): 320/8 = 40 charac-
ters per line, 200/1 = 200 lines. Required
memory size = 40 × 200 = 8000 bytes.
• Second layer (graphics): 320/8 = 40 char-
acters per line, 200/1 = 200 lines. Re-
quired memory size = 8000 bytes.
1F40H
2nd graphics layer
(8000 bytes)
0000H
1st graphics layer
(8000 bytes)
3E7FH
1F3FH
Figure 82. Two-layer graphics
268-0.4 _{S-MOS Systems, Inc. • 2460 North First Street • San Jose, CA 95131 • Tel: [phone] • Fax: [phone]}