LM3092ACW

LCD Module User Manual

Prepared by:

Checked by:

Approved by:

Wangxikuan

Date: 2017-08-15

Date:

Date:

Rev. Descriptions

Release Date

0.1

Preliminary New release

2017-07-24

0.2

Update Terminal Functions

2017-08-15

URL: www.topwaydisplay.com

Document Name: LM3092ACW-Manual-Rev0.2

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LCD Module User Manual

LM3092ACW

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

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

4.1

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

4.2

Display Data RAM (DDRAM) ................................................................................................................................. 8

4.3

Display Commands ................................................................................................................................................ 9

5. Design and Handling Precaution ........................................................................................ 10

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Document Name: LM3092ACW-Manual-Rev0.2

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LCD Module User Manual

LM3092ACW

1. Basic Specifications

1.1 Display Specifications

1) LCD Display Mode

: FSTN, Positive, Transflective

2) Display Color

: Display Data = “1” : Dark Gray (*1)

: Display Data = “0” : Light Gray (*2)

3) Viewing Angle

: 6H

4) Driving Method

: 1/32 duty, 1/6bias

5) Back Light

: White LED backlight

Note:

*1. Color tone may slightly change by Temperature and Driving Condition

*2. The Color is defined as the inactive / background color

*3. Fine Contrast adjustment function is necessary in the application design for optimal display result

1.2 Mechanical Specifications

1) Outline Dimension

: 116.0 x 35.0 x 12.4MAX

(see attached Outline Drawing for details)

1.3 Block Diagram

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LM3092ACW

1.4 Terminal Functions

Pin No.

Pin

Descriptions

K1&K2

Name

I/O

Serial mode <default>

Parallel mode

1

VSS

Power

Negative Power Supply, Ground (0V)

2

VDD

Power

Positive Power Supply

3

BLA

Positive Power Supply for

No Connection should leave

(NC)

Power

LED backlight

open

Chip Select

Register Select

CS=H,enable access to the

RS=H; Display data

4

CS

(RS)

Input

LCD module

RS=L; Control data

CS=L, disable access to

the LCD module

SID

Read write control

5

(R/W)

Input

Serial Data Input

R/W =H; data or status read

R/W =L; data or commmand

read

6

SCLK

(E)

Input

Serial Clock Input

Enable trigger

7

NC

(DB0)

I/O

data bus:

：

：

：

Connection to VSS,

Three state I/O terminal for

leave open

display data or instruction

14

NC

data

(DB7)

I/O

15

BLA

Power

Positive Power Supply for LED backlight

16

NC

No Connection should

Negative Power Supply for

(BLK)

-

leave open

LED backlight

Interface setting:

Setting

Interface

close

open

install

delete

3Line SPI

R7~R11=100R

mode(Default)

JP2,JP4~JP8

JP1,JP3

C1=C7=C8=0R

RP1,RP2,R1~R6

6800 mode

JP3,JP4

JP1,JP2,JP5~JP8 RP1,RP2,R1~R4

R5~R11

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LCD Module User Manual

LM3092ACW

2. Absolute Maximum Ratings

Items

Symbol

Min.

Max.

Unit

Condition

Supply Voltage

V DD

-0.3

4.0

V

V SS = 0V

Input Voltage

V IN

-0.3

V DD +0.3

V

V SS = 0V

LCD Driving Voltage

V 0

-0.3

13.2

V

V SS = 0V

Operating Temperature

T OP

-20

+70

 C

No Condensation

Storage Temperature

T ST

-30

+80

 C

No Condensation

Cautions:

Any Stresses exceeding the Absolute Maximum Ratings may cause substantial damage to the device. Functional operation of this

device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may

affect device reliability.

3. Electrical Characteristics

3.1 DC Characteristics

V SS =0V, V DD =3.3V, T OP =25  C

Items

Symbol

MIN.

TYP.

MAX.

Unit Applicable Pin

Operating Voltage

V DD

2.6

3.3

3.6

V

VDD

Input High Voltage

V IH1

0.9V DD

-

V DD

V

Input Low Voltage

V IL1

V SS

-

0.1V DD

V

RS,R/W,E,DB0~DB7

Operating Current

I DD

-

0.31

1.0

mA

VDD, VSS

3.2 LED Backlight Circuit Characteristics

V SS =0V, BLA=3.3V, T OP =25  C

Items

Symbol

MIN.

TYP.

MAX.

Unit

Applicable Pin

Forward Voltage

BLA

-

3.3

-

V

BLA

Forward Current

I BLA

-

37.5

100

mA

BLA

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LCD Module User Manual

LM3092ACW

3.3 AC Characteristics

3.3.1 Serial Mode Interface( 3Line SPI mode )

V SS =0V, V DD =3.3V, T OP =25  C

Item

Symbol

MIN.

(Read/Write)

TYP.

MAX.

Unit

Clock cycle

tscyc

247/104

-

-

ns

CS setup time

tcss

13

ns

CS hold time

tcsh

13

ns

SCLK high pulse width

tshw

104/33

-

-

ns

SCLK low pulse width

tslw

104/33

-

-

ns

SCLK rise time

tr

-

-

15

ns

SCLK fall time

tf

-

-

15

ns

SID data setup time

tads

33

-

-

ns

SID data hold time

tadh

13

-

-

ns

Read access time

tacc

-

-

104

ns

Output disable time

tod

-

-

21

ns

Host Write Timing Diagram (Serial Mode)

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3.3.2 Parallel Mode Interface( 6800 mode )

V SS =0V, V DD =3.3V, T OP =25  C

Item

Symbol

MIN.

(Read/Write)

TYP.

MAX.

Unit

E cycle time

tc

221/143

-

-

ns

E high level width

tpw

91/52

-

-

ns

E rise time

tr

-

-

15

ns

E fall time

tf

-

-

15

ns

Address set-up time

tas

7

-

-

ns

Address hold time

tah

13

-

-

ns

Data set-up time

tdsw

46

-

-

ns

Data delay time

tddr

-

-

91

ns

Data hold time

th

-

-

28

ns

Host Write Timing Diagram (Parallel Mode)

Host Read Timing Diagram (Parallel Mode)

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LCD Module User Manual

LM3092ACW

4. Function Specifications

4.1 Adjusting the Display Contrast

This LCD module equipped with latest digital contrast adjustment function.

Its display contrast could be adjusted by MCU command.

(Please see the command tables for details)

It is recommended to provide a contrast adjustment interface for end-user,

where the best display result could meet the individual preference in mass production.

4.2 Display Data RAM (DDRAM)

Page address

data

LCD Display (front view)

D0

0

:

D7

D0

1

:

D7

D0

2

:

160x32 pixels

D7

D0

3

:

D7

Column Address

10h



AFh

Note:

*1. DC(0) = 0 (normal)

*2. MX

= 0 (normal)

*3. MY

= 1 (mirror)

*4. Start Column Address = 0x10

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LCD Module User Manual

LM3092ACW

4.3 Display Commands

Note:

*1. For the details of the Display Control Instructions, please refer to UC1609c series datasheet.

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LCD Module User Manual

LM3092ACW

5. Design and Handling Precaution

Please refer to "LCD-Module-Design-Handling-Precaution.pdf".

URL: www.topwaydisplay.com

Document Name: LM3092ACW-Manual-Rev0.2

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