ACM2002E-FL-GBS-G - AZ Displays, Inc.

AZ DISPLAYS, INC.

COMPLETE LCD SOLUTIONS

SPECIFICATIONS FOR

LIQUID CRYSTAL DISPLAY

PART NUMBER: ACM 2002E SERIES

DATE: July 1, 2002

ACM2002E SERIES LCD MODULE

AZ DISPLAYS, INC. 07/01/2002

1.0 MECHANICAL SPECS

1. Overall Module Size 116.0mm(W) x 37.0mm(H) x max 13.5mm(D) for LED backlight

version

116.0mm(W) x 37.0mm(H) x max 9.5mm(D) for reflective

version

2. Dot Size 0.60mm(W) x 0.65mm(H)

3. Dot Pitch 0.65mm(W) x 0.70mm(H)

4. Duty 1/16

5. Controller IC KS0066

6. LC Fluid Options TN, STN

7. Polarizer Options Reflective, Transflective, Transmissive

8. Backlight Options LED

9. Temperature Range Options Standard(0ºC ~ 50ºC), Wide(-20ºC ~ 70ºC)

2.0 ABSOLUTE MAXIMUM RATINGS

Item Symbol Min Typ Max Unit

Operating temperature (Standard) Top 0-50 ºC

Storage temperature (Standard) Tst -10 -60 ºC

Operating temperature (Wide temperature) Top -20 -70 ºC

Storage temperature (Wide temperature) Tst -30 -80 ºC

Input voltage Vin Vss Vdd V

Supply voltage for logic Vdd- Vss 2.7 -5.5 V

Supply voltage for LCD drive Vdd- Vo 3.0 4.6 6.5 V

ACM2002E SERIES LCD MODULE

AZ DISPLAYS, INC. 07/01/2002

3.0 ELECTRICAL CHARACTERISTICS

Item Symbol Condition Min Typ Max Unit

Input voltage (high) Vih H level 2.2 -Vdd V

Input voltage (low) Vil L level 0-0.6 V

0ºC -4.8 5.4

25ºC 4.2 4.6 -

Recommended LC Driving

Voltage (Standard Temp) Vdd - Vo

50ºC 3.9 4.3 -

-20ºC -6.4 7.2

0ºC -4.8 -

50ºC -4.3 -

Recommended LC Driving

Voltage (Wide Temp) Vdd -Vo

70ºC 3.6 4.1 -

Power Supply Current Idd Vdd=5.0V,

fosc=270kHz -1.0 1.8 mA

LED Power Supply Voltage Vfled R=6.8Ω-4.6 5.0 V

LED Power Supply Current Ifled R=6.8Ω-140 300 mA

4.0 OPTICAL CHARACTERISTICS (Ta=25ºC, Vdd= 5.0V±0.25V, TN LC fluid)

Item Symbol Condition Min Typ Max Unit

Viewing angle (horizontal) θCr ≥ 4.0 -25 - - deg

Viewing angle (vertical) φCr ≥ 4.0 -30 -30 deg

Contrast Ratio Cr φ=0°, θ=0°-2-

Response time (rise) Tr φ=0°, θ=0°-120 150 ms

Response time (fall) Tf φ=0°, θ=0°-120 150 ms

ACM2002E SERIES LCD MODULE

AZ DISPLAYS, INC. 07/01/2002

4.1 OPTICAL CHARACTERISTICS (Ta=25ºC, Vdd= 5.0V±0.25V, STN LC fluid)

Item Symbol Condition Min Typ Max Unit

Viewing angle (horizontal) θCr ≥ 2.0 -60 -35 deg

Viewing angle (vertical) φCr ≥ 2.0 -40 -40 deg

Contrast Ratio Cr φ=0°, θ=0°-6-

Response time (rise) Tr φ=0°, θ=0°-150 250 ms

Response time (fall) Tf φ=0°, θ=0°-150 250 ms

5.0 BLOCK DIAGRAM

LCD 20 X 2

SEG1- 40 SEG41- 100

SEG 1 SEG 100

COM 16

LED BACKLIGHT

1. Vss

2. Vdd

3. Vo

4. RS

5. R/W

6. E

7. DB0

14. DB7

40 60

16 COM 1

COM16

15/+ BL+

16/- BL-

ACM2002E SERIES LCD MODULE

AZ DISPLAYS, INC. 07/01/2002

6.0 PIN ASSIGNMENT 7.0 POWER SUPPLY

Pin No. Symbol Function

1Vss Ground

2Vdd +5V

3Vo LCD contrast adjust

4RS Register select

5R/W Read / write

6EEnable

7DB0 Data bit 0

8DB1 Data bit 1

9DB2 Data bit 2

10 DB3 Data bit 3

11 DB4 Data bit 4

12 DB5 Data bit 5

13 DB6 Data bit 6

14 DB7 Data bit 7

15/+ BL+ Power Supply for BL+

16/- BL- Power Supply for BL-

8.0 TIMING CHARACTERISTICS

Item Symbol Test Condition Min. Typ. Max. Unit

Enable cycle time tCFig. a, Fig. b 500 - - ns

Enable pulse width tWFig. a, Fig. b 220 - - ns

Enable rise/fall time tR , tFFig. a, Fig. b - - 25 ns

RS, R/W set up time tSU Fig. a, Fig. b 40 - - ns

RS, R/W hold time tHFig. a, Fig. b 10 - - ns

Data delay time tDFig. b - - 120 ns

Data set up time tDSU Fig. a 60 - - ns

Data hold time tDH Fig. a, Fig. b 20 - - ns

Vss

Vdd

Vr +5V

STANDARD TEMP RANGE

Vss

Vdd

Vr +5V

WIDE TEMP RANGE

-5V

Vr = 10KΩ ~ 20KΩ

ACM2002E SERIES LCD MODULE

AZ DISPLAYS, INC. 07/01/2002

VIH1

VIL1

IH1

IL1

VVIH1

VIL1

VIH1

IL1

VIH1

IL1

Valid Data

tSU tH

tWtH

tRtDSU tDH

R/W

DB0~DB7

VIL1

VIH1

VIL1

Fig. a Interface timing (data write)

VIH1

VIL1

VIH1

IH1

IL1

VVIH1

VIL1

VIH1

IL1

VIH1

IL1

Valid Data

tSU tH

tWtH

tRtDSU tDH

R/W

DB0~DB7

VIL1

VIH1

IL1

Fig. b Interface timing (data read)

ACM2002E SERIES LCD MODULE

AZ DISPLAYS, INC. 07/01/2002 6

9.0 MECHANICAL DIAGRAM

ACM2002E SERIES LCD MODULE

AZ DISPLAYS, INC. 07/01/2002

10.0 RELIABILITY TEST

Evaluations and Assessment*

Storage Condition Content Current

Consumption Oozing Contrast Other Appearances

Operation at high

temperature and

humidity

40ºC,90%

RH,240hrs Twice initial

value or less none More than 80% of

initial value No abnormality

High temperature

storage 60ºC,

240hrs Twice initial

value or less none More than 80% of

initial value No abnormality

Low temperature

storage -20ºC,

240hrs Twice initial

value or less More than 80% of

initial value No abnormality

*Evaluations and assessment to be made two hours after returning to room temperature (25ºC±5ºC).

*The LCDs subjected to the test must not have dew condensation.

ACM2002E SERIES LCD MODULE

AZ DISPLAYS, INC. 07/01/2002

11.0 DISPLAY INSTRUCTION TABLE

COMMAND R

SR/

WDB

7DB

6DB

5DB

4DB

3DB

2DB

1DB

0DESCRIPTION Executing

time

fosc=250khz

Clear

Display

0 0 0

0 0 0 0 0 0 1 Clears Display & Returns to Address 0. 1.64ms

Cursor at

Home

0 0

0 0 0 0 0 1 xReturns Cursor to Address 0. Also

returns the display being shifted to the

original position. DDRAM contents

remain unchanged.

1.64ms

Entry Mode

Set

0 0

0 0 0 0 1 I/D SI/D: Set Cursor Moving Direction

I/D=1: Increment

I/D=0: Decrement

S: Specify Shift of Display

S=1: The display is shifted

S=0: The display is not shifted

40µs

Display

ON/OFF

Control

0 0 0 0 0 0 1 D C BDisplay D=1: Display on

D=0: Display off

Cursor C=1: Cursor on

C=0: Cursor off

Brink B=1: Brink on

B=0: Brink off

40µs

Cursor /

Display

Shift

0 0

0001 S/C R/L x x Moves cursor or shifts the display w/o

changing DD RAM contents

S/C=0: Cursor Shift (RAM unchanged)

S/C=1: Display Shift (RAM unchanged)

R/L=1: Shift to the Right

R/L=0: Shift to the Left

40µs

Function

Set

00001DL NFx x Sets data bus length (DL), # of display

lines (N), and character fonts (F).

DL=1: 8 bits F=0: 5x7 dots

DL=0: 4 bits F=1: 5x10 dots

N=0: 1 line display

N=1: 2 lines display

40µs

Set CG RAM

Address 0 0 0 1 Character Generator (CG) RAM

Address Sets CG RAM address. CG RAM data is

sent and received after this instruction. 40µs

Set DD

RAM

Address

0 0 1 Display Data (DD) RAM Address /

Cursor Address Sets DD RAM address. DD Ram data

is sent and received after this

instruction.

40µs

Busy Flag /

Address Read

FAddress counter used for both DD &

CG RAM address Reads Busy Flag (BF) and address

counter contents. 40µs

Write Data 1

0Write Data Writes data into DDRAM or CGRAM. 46µs

Read Data

1 1 Read Data Reads data from DDRAM or CGRAM. 46µs

x: Don't Care.

ACM2002E SERIES LCD MODULE

AZ DISPLAYS, INC. 07/01/2002

12.0 STANDARD CHARACTER PATTERNS

Note: The character generator RAM is the RAM with which the user can rewrite character patterns by program.