LM6059BCR datasheet(12/13 Pages) TOPWAY

12 / 13 page

TOPWAY

LCD Module User Manual

LM6059BCR

URL: www.topwaydisplay.com

www.topwaysz.com

Document Name: LM6059BCR-Manual-Rev0.1

Page: 12 of 13

4.7

Basic Operating Sequence (example)

4.7.1 Initialization Sequence

Code Function

Note

hex

Turn on Power Supply VDD & VSS

While maintaining /RES at LOW

- --

----

↓

Wait until power supply is stabilized

- --

----

↓

Release the /RES Reset Signal

(/RES = HIGH)

- --

----

See AC Characteristics section

for timing details

↓

LCD bias = 1/9

0 1 010001 0

A2h

LCD panel Characteristic

↓

ADC = normal

0 1 010000 0

A0h

No flip on x-direction (SEG)

↓

SHL = reverse

0 1 100100 0

C8h

Flip on y-direction (COM)

↓

Initial Display Line=0

0 0 100000 0

40h

i.e. Display RAM “page 0 - D0”

Matched to top line of the LCD

↓

Power Control

Voltage Follower = OFF

Voltage Regulator = OFF

Voltage Converter = ON

0 0 010110 0

2Ch

Turn on the internal Voltage

Converter and wait until VOUT

stable.

Delay 50ms

- --

----

↓

Power Control

Voltage Follower = OFF

Voltage Regulator = ON

Voltage Converter = ON

0 0 010111 0

2Eh

Turn on the Internal Voltage

Regulator and wait until VOUT

stable.

Delay 50ms

- --

----

↓

Power Control

Voltage Follower = ON

Voltage Regulator = ON

Voltage Converter = ON

0 0 010111 1

2Fh

Turn on the internal Voltage

Follower and wait until VOUT

stable

Delay 50ms

- --

----

↓

Regulator Resistor Select

0 0 010011 0

26h

Set the built-in resistor ratio

↓

Set Reference Voltage Mode

0 1 000000 1

81h

Set to the middle of the range

It may be adjusted for achieving

the best display contrast

Set Reference Voltage Resistor

0 0 001101 0

1Ah

↓

Display ON

0 1 010111 1

AFh

Turn on the LCD display

↓

Set Page Address = 0

0 1 011000 0

B0h

Specify the Display Data RAM

page address to 00h

↓

Set Column Address (Upper-4bit=0)

0 0 001000 0

10h

Specify the Display Data RAM

column address to 00h

Set Column Address (Lower-4bit=0)

0 0 000000 0

00h

↓

Write Display Data

Display Data

Write data to Display Data RAM.

After write, the internal Column

Address Counter will be

increased by 1 automatically

↓

Write Other Display Data …

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