
Ordering number : ENN
*
4433
92099RM (OT)/71093TS No. 4433-1/11
Overview
The DM2023 is an LCD dot matrix display module that
consists of an LCD panel and controller/driver circuits. It
is capable of displaying two lines of 20 characters. The
DM2023 module incorporates the control circuits, data
RAM, and character generator ROM required for display.
The DM2023 provides both 8-bit and 4-bit parallel
interfaces, and allows the controlling microprocessor to
read and write data directly.
General Specifications
1. Drive method: 1/16 duty, 1/5 bias (1/4 bias for the
STN version)
2. Display size: 20 characters
×
2 lines
3. Character structure: 5
×
8 dots
4. Display data RAM: 80 characters (80
×
8 bits)
5. Character generator ROM: 192 characters
(See table 1.)
6. Character generator RAM: 8 characters (64
×
8 bits)
7. Instruction function: See table 2.
8. Circuit structure: See the block diagram.
Preliminary
DM2023
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
20 Characters
×
2 Lines
Liquid Crystal Dot Matrix Display Module
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft’s
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
Mechanical Characteristics
Parameter
Dimension
Unit
Outline
116.0 (W)
×
32.5 (H)
×
9.0 (T): reflective
116.0 (W)
×
32.5 (H)
×
13.0 (T): LED version
87.5 (W)
×
16.0 (H)
3.20 (W)
×
4.85 (H)
0.65 (W)
×
0.70 (H)
0.60 (W)
×
0.65 (H)
Reflective: about 36, LED: about 49
mm
mm
Min. viewing area
mm
Character size
mm
Dot pitch
mm
Dot size
mm
Weight
g