TOPWAY

LCD Module User Manual

LMB162ABC

URL:

www.topwaydisplay.com

www.topwaysz.com

Document Name: LMB162ABC-Manual-Rev0.4.DOC

Page: 7 of 11

LCD Module

V0

VSS

4. Function Specifications

4.1

Basic Setting

To drive the LCD module correctly and provide normally display, please use the following setting

-

N=1, 2-line display

-

F=0, 5x8 dots font

-

D=1, display on

Note:

*1. These setting/commands should issue to the LCD module while start up.

*2. See the Display Commands section for details.

4.2

Resetting the LCD module

When turning on the VDD and VSS p ower supply, LCD module will execute the reset routine

automatically. It takes about 50ms. After the reset routine, the LCD module status will be as follow:

-

Display clear

-

DL=1,

8-bit interface

-

N=0,

1-line display

-

F=0,

5x8 dot character font

-

D=0,

Display off

-

C=0,

Cursor off

-

B=0,

Blinking off

-

I/D=1,

Increment by 1

-

S=0,

No shift

Note:

*1. Reset routine could not generate the Basic Setting

4.3

Adjusting the LCD display contrast

A Variable-Resistor must be connected to the LCD module for providing a reference supply to V0.

Adjusting the VR will result the change of LCD display contrast. The recommended value of VR is

5k Ohm.