TOPWAY

LCD Module User Manual

LM19264BBC

www.topwaysz.com

Document Name: LM19264BBC-Manual-Rev0.1.doc

Page: 9 of 10

4.6

Display Control Instructions

Code

Instructions

Function

Note

Display on/off

0 0 0 0 1 1 1 1 1 1/0

Controls the display on or off. Internal status and

display data in RAM is not affected

0=off, 1=on

*2

Set Column (Y)

Address

0 0 0 1

Y address (0-63)

Set the Column address into the Y address

counter

*2

Set Page (X)

Address

0 0 1 0 1 1 1

X address

(0-7)

Set the Page address into the X address register

*2

Set Display Start

Line (Z address)

0 0 1 1

Z address

(0-63)

Indicates the display data RAM displayed at the

top of the screen

*2

Status Read

0 1

0

0 000

Read status

Busy=L, Driver ready; Busy=H, Driver busy

on/off=L, Display is on; on/off=H, Display is off

Reset=L, Normal Running; Reset=H, reset

*1

Write data

Write display data into display data RAM,

After writing instruction, Y address counter

increased by 1 automatically

*2

Read data

Read display data form the display data RAM

*1

Note:

*1. Only one section (driver) could be read at the same time.

i.e. only the following setting is valid for the operation:

/CS1=0, /CS2=1, /CS3=1

is valid

/CS1=1, /CS2=0, /CS3=1

is valid

/CS1=1, /CS2=1, /CS3=0

is valid

*2. Instruction could be write into both drivers at the same time.

*3. For the details of the Display Control Instructions, please refer to S6B0108 handbook.