TOPWAY

LCD Module User Manual

LM13232BCW

www.topwaysz.com

Document Name: LM13232BCW-Manual-Rev0.1

Page: 12 of 14

5.8

Display Commands (continue)

No.

Instructions

Code

Function

18

Electronic volume register

set

0 1 0

**

Electronic

Control value

Set reference voltage register

(Display contrast value)

19

Power Save

-

- - -

- ----- -

Compound Instruction:

Display OFF + Entire Display ON

20

NOP

0 1 0 1 1 1 0 0 0 1 1 Non-operation command

Note:

*1. Do not use any other command not listed, or the system malfunction may result.

*2. For the details of the Display Commands, please refer to ST7565 data sheet.

5.8.1 Power off the LCD Module

It recommends that enter Power Save mode before power off the LCD module.

5.8.2 Refreshing The LCD Module

It recommends that the operating modes and display contents be refreshed periodically to prevent

the effect of unexpected noise.