TOPWAY

LCD Module User Manual

LM2029B

www.topwaysz.com

Document Name: LM2029B-Manual-Rev0.1

Page: 3 of 12

1. Basic Specifications

1.1

Power Supply Highlight

-

Logic Power Supply (VDD-VSS)

: 3.0 ~ 5.0 V

-

LED Backlight Supply (BLA-BLK) : 300mA (3.55V TYP.)

Note: Please see the “3. Electrical Characteristics” for details.

1.2

Display Specifications

1) LCD Display Mode

: STN, Negative, Transmissive

2) Display Color

: Display Data = “1” : Light Gray (*1)

: Display Data = “0” : Deep Blue (*2)

3) Viewing Angle

: 6 H

4) Driving Method

: 1/240 duty, 1/17 bias

5) Backlight

: White LED backlight

Note:

*1. Color tone may slightly change by Temperature and Driving Condition.

*2. The Color is defined as the inactive / background color

1.3

Mechanical Specifications

1) Outline Dimension

: 163.5 x 109.0 x 11.2MAX

see attached Outline Drawing for details

1.4

Block Diagram

`

320 x 240 pixels

LCD Panel

SEGMENT

Driver

/WR,/RD,A0

DB0~DB7

COM1

:

COM80

COM81

:

COM160

COM161

:

COM240

VSS

VDD

V0

VOUT

BLK

BLA

SEGMENT

Driver

SEGMENT

Driver

SEGMENT

Driver

32k Byte

Display RAM

Booster &

Power Circuit

/RES, /CS

SED1335

or equivalent

Backlight Circuit