LM6071CFW

LM6071CFW

LCD Module User Manual

Prepared by:

Checked by:

Approved by:

Wei

Date:2012-09-20

Date:

Rev. Descriptions

Release Date

0.1

Preliminary release

2010-6-28

0.2

Update AC Character information

2012-09-20

URL: www.topwaydisplay.com

Document Name: LM6071CFW-Manual-Rev0.2

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LCD Module User Manual

LM6071CFW

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 CharacteristicsSerial Mode Interface .......................................................................... 6

3.4

Reset Timing....................................................................................................................... 6

4. Function specifications ......................................................................................................... 7

4.1

Basic Setting ...................................................................................................................... 7

4.2

Resetting the LCD module ................................................................................................. 7

4.3

Interfacing Setting .............................................................................................................. 7

4.4

Display Memory Map .......................................................................................................... 8

4.5

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

4.6

Display Commands (continue) ........................................................................................ 10

4.7

Design and Handling Precaution .................................................................................... 11

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Document Name: LM6071CFW-Manual-Rev0.2

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LCD Module User Manual

LM6071CFW

1. Basic Specifications

1.1 Display Specifications

1) LCD Display Mode

: STN-Blue, Negative, Transmissive

2) Display Color

: Display Data = “1” : Light Gray (*1)

: Display Data = “0” : Dark Blue (*2)

3) Viewing Angle

: 6H

4) Driving Method

: 1/65 duty, 1/9 bias

5) Backlight

: While LED backlight

Note:

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

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

1.2 Mechanical Specifications

1) Outline Dimension

: 100.0 x 60.0 x 10.8MAX (mm)

(See attached Outline Drawing for details)

1.3 Block Diagram

BLA

BLK

Back light

LCD Panel

192 × 64Pixels

VSS

VDD

/RD,/WR,A0/CS1, /RES

IST3020 or equivalent

DB0-DB7

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1.4 Terminal Functions

Descriptions

NO.

Name

I/O

Parallel mode

80 mode <default>

68 mode

Serial mode

DB7

I/O

(SID)

(Input)

Serial Data Input

DB6

I/O

(SCLK)

(Input)

8-bit bi-directional data bus

Serial Clock Input

DB0

I/O

Read enable input,

In read mode

active LOW

R/W = H;

Data read form

the LCD module,

/RD(E)

Input

data appears at

DB0 – DB7 and

can be read by

the host

Write enable input,

while, E = H and

active LOW

the device is

Not used, pull high

being selected

or low

In write mode

R/W = L;

Data write to the

LCD module,

/WR(R/W)

Input

data appears at

DB0 – DB7 will be

written into the

LCD module

at E = H  L and

device is being

selected

Input

A0 = H, Transferring the Display Data

A0 = L, Transferring the Control Data

No connection (leave open)

VDD

Power

Positive power supply

VSS

Power

Negative power supply,0V

Chip Select

/CS1

Input

/CS1=L, enable access to the LCD module

/CS1=H, disable access to the LCD module

No connection (leave open)

Reset signal

/RES

Input

/RES = L, Initialization is executed

/RES = H, Normal running.

BLA

Power

Positive Power Supply for LED backlight

BLK

Power

Negative Power Supply for LED backlight

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LCD Module User Manual

LM6071CFW

2. Absolute Maximum Ratings

Items

Symbol

Min.

Max.

Unit Condition

Supply Voltage

V DD

-0.3

+3.6

V SS = 0V

Input Voltage

V IN

-0.2

V DD +0.2

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 Condition /

Application Pin

Operating Voltage

V DD

3.0

3.3

3.6

VDD

Input High Voltage

V IH

0.85xV DD

V DD

/CS1,/RES,/RD,

Input Low Voltage

V IL

V SS

0.15xV DD

/WR,A0

DB0-DB7

Operating Current

I DD

0.35

2.6

mA VDD

3.2 LED Backlight Circuit Characteristics

VDD=3.3V, If VLED- =85mA, T OP =25  C

Items

Symbol

MIN.

TYP.

MAX.

Unit

Applicable Pin

Forward Voltage

Vf VLED-

3.3

BLA

Forward Current

If VLED-

110

BLA

BLK

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LCD Module User Manual

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3.3 AC CharacteristicsSerial Mode Interface

V SS =0V, V DD =3.3V, T OP =25  C

Item

Symbol

MIN.

TYP.

MAX.

Unit

Address setup time

tAS80

Address hold time

tAH80

System cycle time

tCY80

375

Pulse width(WRB)

tPW80(W)

Pulse width(RDB)

tPW80(R)

Data setup time

tDS80

Data hold time

tDH80

Read access time

tACC80

112

Output disable time

tOD80

Note:

*1. Input signal rise/fall time should be less than 15ns .

*2. CL=100pF

*3.All timing is using 20% and 80% of VDD as the reference.

3.4 Reset Timing

V SS =0V, V DD =3.3V, T OP =25  C

Item

Symbol

MIN.

TYP.

MAX.

Unit

Reset time

1.5

μs

Reset LOW pulse width

trw

1.5

μs

Note:

*1.All timing is using 20% and 80% of VDD as the reference.

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4. Function specifications

4.1 Basic Setting

Basic Setting

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

- ADC = 1 (reverse)

- SHL select = 0 (normal)

- LCD Bias Select = 1/9

- Initial Display Line = 0

- Entire Display ON/OFF = OFF (normal)

- Reverse Display ON/OFF = OFF (normal)

- Set Power Control Set:

voltage follower = ON, voltage converter = ON, voltage regulator = ON

- Built-in OSC = ON

- Display ON/OFF = ON

Note:

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

*2. See the Display Commands section for details.

4.2 Resetting the LCD module

The LCD module should be initialized by using /RES terminal.

While turning on the VDD and VSS power supply, maintain /RES terminal at LOW level. After the

power supply stabilized, release the reset terminal (/RES=HIGH)

4.3 Interfacing Setting

Jumpers could been used to change bus interfacing family

Jumper

JP1

JP2

JP3

JP4

JP7 - JP14

Function Description

open

80 mode selected <default>

open

68 mode selected

open

serial mode selected

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LCD Module User Manual

LM6071CFW

4.4 Display Memory Map

Page address

data

LCD Display (front view)

192x64 pixels

Column Address

00H



BFH

Note:

*1. ADC = 1 (reverse)

*2. SHL Selection = 0 (normal)

*3. Initial Display Line = 0

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4.5 Display Commands

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 IST3020 data sheet.

URL: www.topwaydisplay.com

Document Name: LM6071CFW-Manual-Rev0.2

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LCD Module User Manual

LM6071CFW

4.6 Display Commands (continue)

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 IST3020 data sheet.

4.6.1 Power off the LCD Module

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

4.6.2 Refreshing The LCD Module

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

the effect of unexpected noise.

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LCD Module User Manual

LM6071CFW

4.7 Design and Handling Precaution

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

URL: www.topwaydisplay.com

Document Name: LM6071CFW-Manual-Rev0.2

Page: 11 of 11