TOPWAY

LCD Module User Manual

LM320240CFW-1

URL:

www.topwaydisplay.com

www.topwaysz.com

Document Name: LM320240CFW-1-Manual-Rev0.1

Page: 2 of 11

Table of Content

1.

Basic Specifications .............................................................................................................. 3

1.1

Display Specifications............................................................................................................................ 3

1.2

Mechanical Specifications ..................................................................................................................... 3

1.3

Block Diagram ....................................................................................................................................... 3

1.4

Terminal Functions ................................................................................................................................ 4

2.

Absolute Maximum Ratings .................................................................................................. 5

3.

Electrical Characteristics ...................................................................................................... 5

3.1

DC Characteristics ................................................................................................................................. 5

3.2

LED Backlight Circuit Characteristics .................................................................................................... 5

3.3

AC Characteristics ................................................................................................................................. 6

3.4

Reset Timing.......................................................................................................................................... 7

4.

Function Specifications......................................................................................................... 8

4.1

Adjusting the Display Contrast............................................................................................................... 8

4.2

Resetting the LCD module..................................................................................................................... 8

4.3

Jumper Functions .................................................................................................................................. 8

4.4

Display Pixel Map .................................................................................................................................. 8

4.5

Command Summary.............................................................................................................................. 9

4.6

Initialization Setting Example............................................................................................................... 10

5.

Design and Handling Precaution ........................................................................................ 11