APPROVAL SHEET

PRODUCT : LCD Module

MODEL NO : 16 *2

JE-AN ELECTRONICS CO.,LTD

PREPARED CHECKED APPROVED

CUSTOMER

PREPARED CHECKED APPROVED

11. 05. 2004

Rm.1221,Byucksan Digital Valley2, 481-10,Kasan-dong,Keumchun-ku,seoul,Korea 153-080

http://www.jeanlcd.co.kr Tel : +82-2-857-6515 (3Line)

E-Mail:jean@jeanlcd.co.kr Fax : +82-2-857-6517

E-Mail:lcd@jeanlcd.co.kr

JE-AN Electronics Co., Ltd.

-

-

-

-

-

-

-

- -

- -

- -

-

-

- -

-

- -

CONTENTS

1. Featues --------------------------------------------------------------- 1

2. Mechanical Specification ------------------------------------------ 1

3. Electrical Specification

3-1. Absolute Maximum Ratings ----------------------------- 1

3-2. Electrical Characteristics -------------------------------- 2

4. Characteristics of Backlighting

4-1. Absolute Maximum Ratings ----------------------------- 3

4-2. Opto-Electronic Characteristics ------------------------ 3

4-3. LED Circuit Diagram ------------------------------------- 3

5. Electro-Optical Characteristics --------------------------------- 4

6. Pin Assignment ----------------------------------------------------- 5

7. Block Diagram ------------------------------------------------------ 6

8. Power Supply Block Diagram --------------------------------- 6

9. Timing Characteristics ------------------------------------------ 7

10. Instruction Sets

10-1. Instructions ------------------------------------------------- 8

10-2. Initializing By Instruction --------------------------------- 9-

10-3. DD Ram Address ------------------------------------------ 10

11. Character Font Table ------------------------------------------ 11

12. External Dimension ------------------------------------------ 12

JE-AN Electronics

1. Features ● Display mode : STN / TN , Positive/Negrtive type display

● Display format : 16 Characters x 2 Lines

● Driving method : 1/16 Duty, 1/4 Bias

● Viewing direction : 6 O`clock/12 O'clock ● Back lighting : LED / EL unit

2. Mechanical SpecificationsItem Specification Unit

Module Size (W x H x T) 80.0 x 36.0 x 15.0(10) Max. mm

Viewing Area (W x H0 64.5 x 13.8 mm

Character Font (W x H) 5.0 x 7.0 dots

Character Size (W x H) 2.95 x 3.8 mm

Character Pitch (W x H) 3.65 x 5.05 mm

Dot Size (W x H) 0.55 x 0.5 mm

Weight About 100 g

3. Electrical Specifications 3-1. Absolute Maximum ratings

Item SymbolValue

Unit Condition RemarksMin. Typ. Max.

Supply Logic VDD -0.3 - +70 V Ta = 25℃

Voltage LCD VDD-V0 VDD-15.0 - VDD+0.3 V Ta = 25℃

Input voltage V1 -0.3 - VDD+0.3 V Ta = 25℃

Operating temp. Topr 0 - +50 ℃ -

Storage temp. Tstg -20 - +70 ℃ -

JE-AN Electronics 1

3-2. Electrical Characteristics

VDD = +5V ±10%, VSS = 0V, Ta = 0℃ ~ 50℃

Item SymbolSpec. Value

Unit ConditionMin. Typ. Max.

Logic VDD-VSS 4.5 5.0 5.5 V -

LCD VDD-V0

- 4.7 - VTa = -30℃

Supply Θ = 10。 , Φ = 0。

Voltage 4.2 4.4 4.6 VTa = 25℃

Θ = 10。 , Φ = 0。

- 4.1 - VTa = 85℃

Θ = 10。 , Φ = 0。

Logic IDD - 0.4 0.6 mASupply VDD = 5V ±10%

CurrentLCD I0 - 1.0 1.5 mA

VSS = 0V

Ta = 25℃

PowerPD - 500 - mWConsumption

Input VoltageVIH 2.2 - VDD V -"HIGH" Level

Input VoltageVIL -0.3 - 0.6 V -"LOW" Level

Output VoltageVOH 2.4 - - V -"HIGH" Level

Output VoltageVOL - - 0.4 V -"LOW" Level

FrameFf - 84.3 - Hz FOSC = 270KHzFrequency

OscillationFOSC 125 270 350 Hz ROSC = 91㏀±2%Frequency

JE-AN Electronics 2

4. Characteristics of Backlighting (LED Unit)

4-1. Absolute maximum ratingsItem Symbol Condition Min. Max. Unit

Forward Current IF Ta = 25℃ - 480 mA

Reverse Voltage VR Ta = 25℃ - 10 V

Power Dissipation PD Ta = 25℃ - 2160 mW

4-2. Opto-electric CharacteristicsItem Symbol Condition Min. Typ. Max. Unit

Forwars Voltage VF Ta = 25℃ - 4.1 4.5 V

Luminous - IF = 110mA 70 - - Cd /㎡

4-3. LED Circuit Diagram

A ( +4.1V )

LED CircuritK

JE-AN Electronics 3

5. Electro - Optical CharacteristicsItem Symbol Min. Typ. Max. Unit Condition Note

Viewing Θ2 - Θ1 50 60 -deg. Cr = 2 1,2

Angle Φ ±35 -

ContrastCr 3 5 - -

Θ = 20。3

Ratio Θ = 0。

ResponseTr - 150 250 ms

Θ = 20。4

Time (rise) Θ = 0。

ResponseTf - 150 250 ms

Θ = 20。4

Time (full) Θ = 0。

● Above data are measured under 1/16 Duty STN Yellow/Green mode Ta= 25。

● Θ = 0 means viewing direction

JE-AN Electronics 4

Y1=( =0° )

X1 X2

2 1

Top

Bottom

Y2=( =180° )

θ θ

2.0

Cr < 3<

φ = 0°

Note 1. Definition of angle and Note 2. Definition of viewing angle 1 and 2

100% 0%B

A

SetPoint Voltage

Driving0%

Brig

htne

ss

SelectedDots

Non-selectedDots

Note 3. Definition of contrast Cr Note 4. Definition of optical response

Cr=(A/B) P Negative : P = -1Positive : P = +1{

Brig

htne

ss

Time

100% 90%

Tr Tf

OnOff Off

θ θ

3 = 20°φ = 90°

3 = 0°

6. Pin Assignment

Pin No. Symbol Level Function

1 VSS (GND) 0 V Ground

2 VDD (VCC) + 5V Logic Supply Voltage

3 V0 - LCD Driving Voltage

4 RS H / L H : Data Input L : Instruction Input

5 R / W H / L H : Data Read L : Data Write

6 E H, H → L Enable Signal

7 DB0 H / L

Data Bus Line

8 DB1 H / L

9 DB2 H / L

10 DB3 H / L

11 DB4 H / L

12 DB5 H / L

13 DB6 H / L

14 DB7 H / L

15 NC -

16 NC -

JE-AN Electronics 5

7. Block Diagram

8.Power Supply Block Diagram

JE-AN Electronics 5

LSI x 1CONTROL

VDD

VO

VSS

DDV - VO

VR VDD

+5V

DDV - V : LCD Driving VoltageO

CONTROLLSI x 1

VSSVDD Vo RS

R/W E

8DB7

DB0

~

LCD PANEL

SEGMENT DRIVER x 1

COM16

SEG40 SE

G40

4

KA BACKLIGHT UNIT

9. Timing CharacteristicsVDD = +5V ±10%, VSS = 0V, Ta = -30℃ ~ +85℃

Item SymbolValue

UnitMin. Typ. Max.

Enable Cycle Time Fig 1, 2 TCYC 500 - - ns

Enable Pulse Width, High Level Fig 1, 2 PWEH 220 - - ns

Enable Rise and Fall Time Fig 1, 2 tER, tEF - - 25 ns

Address Setup Time, RS, R/w, E Fig 1, 2 TAS 40 - - ns

Data Delay Time Fig 2 TD - - 120 ns

Data Setup Time Fig 1 TDSW 60 - - ns

Data Hold Time Fig 1 TH 10 - - ns

Data Hold Time Fig 2 TDH 20 - - ns

Address Hold Time Fig 1, 2 TAH 10 - - ns

JE-AN Electronics 7

FIG.1 Write Operation (MPU -> LCD MODULE)VIH

ILV

t AS

ILV

IHV

tAH

ILV IHV

V IL ILV

IHV V IL ILV

t EF

AHtPWEH

t DSW Ht

IHV

IHV

IHV

IHVValid Data

ErV

cyct

RS

R/W

E

DB0

DB7

V IL

IH

DB0

DB7

EVEr

ILV V

t cyc

Valid Data

t

IH

IH

V

VD

PWEH

t

VIH

DH

VIH

IHV

EFt

V IL

AHt

VIL

FIG.2 Read Operation (LCD MODULE -> MPU)

R/W

RSVIH

ASt

ILV

IHV

AHt

V IL

10. Instruction Sets10-1. Instruction

DD RAM : Display Data RAM

CG RAM : Character Generator RAM

ACG : CG RAM Address

ADD : CG RAM Address : Corresponds

to cursor Address

AC : Address counter used for both

DD and CG RAM Address

● : No Effect ( Don`t Care )

JE-AN Electronics

43 ㎲

37 ㎲

37 ㎲

43 ㎲

ADD

ACG

AC

Read1 1

1 0

1 BF

0 0 1

*

0 0 0 1

*

0 0 0 0 1 DL N F *

B

0 0 0 0 0 1 S/C R/L *

SH

0 0 0 0 0 0 1 D C

0 0 1 I/D0 0 0 0

0 0 0 10 0 0 0

0 0 0 0

DD Ram

0

0

0

Address

Write Data

to CG or

DD Ram

0

Read Busy

Flag and

Read Data

From CG or

Set CG Ram

Address

Set DD Ram

Address

Display

Shift

Function

Set

Display

On/Off

Cotrol

Cusor or

Return

Home

Entry mode

Set

Code

Description

1.52 ms

1.52 ms

10 0 0 0

DB1 DB0

Returns display being shifed*

DB5 DB4 DB3 DB2RS R/W DB7 DB6

8

Execution

Time(Max)

Fosc is

270KHz

37 ㎲

37 ㎲

37 ㎲

37 ㎲

0 ㎲

DL

N

F

Instruction

I/D

SH

S/C

Remarks

Clear

Display

BF

1

1

1

1

1

1

1

1

R/L

8 Bits

2 Lines

5 x 11 Dots

Internally Operating

Increment

Entire Shift on

Display Shift

Shift to the Right

0 Decrement

0 Entire Shift off

0 Cursor move

0 Shift to the Left

0 4 Bits

0 1 Lines

0 5 x 8 Dots

0 Can accept instruction

10-2. Initializing by InstructionIf the power supply conditions for correctly operating the internal reset circuit are not met,Initilization by instruction is required.Use the Following procedure for initilization.

10-2-1. When Interface Is 8 Bits Long : Condition : fosc = 270KHz

Display Off

Display Clear

Entry Mode Set

0 Entire shift off

1 Entire shift on

0 Decrement mode

1 Increment mode

F0 Display off

1 Display on

N0 1-Line Mode.

1 2-Line Mode.

Display off

Display on

Cursor off

Cursor on

0

1

0

1

Initialization End.

D

C

B

I/D

SH

DB1 DB0

0 0

0

1

Blink off

Blink on

DB5 DB4 DB3 DB2RS RW DB7 DB6

0 1

Wait for more then 1.53us

Entry Mode Set

DB1 DB0

0 0 0 0 0 0 0 0

DB5 DB4 DB3 DB2RS RW DB7 DB6

B

Wait for more then 39us

DB0

0 0 0 0 0 0 1 D C

After VDD Rises to 4.5V

Wait for more then 39us

Display ON / OFF Control

RS RW DB7 DB6 DB5

DB0

* *0 0 1 1 L F

Power On

Display Clear

RS RW

0 0

Function Set

Wait for more then 30ms

DB7 DB6

9JE-AN Electronics

I/D SH0 10 0 0 0

DB1

DB5 DB4 DB3 DB2 DB1

DB4 DB3 DB2

9-2-2. When interface is 4 Bits Long : Condition : fosc = 270KHz

Display Off

Display Clear

Entry Mode Set

9-3. DD RAM Address

Display position

DD RAM Address

( Hexadecimal )

Increment mode

SH0 Entire shift off

1 Entire shift on

I/D0 Decrement mode

1

B0 Blink off

1 Blink on

Display off

1 Display on

C0 Cursor off

1 Cursor on

D0

1

0

1

Initialization Ends.

N

F

0

0 0 0

1-Line mode

2-Line mode

Display off

Display on

Power On

1 0

0 0 N F * *

0

DB4

0 0 0

0

RW DB7 DB6 DB5

1 D C B

Display ON / OFF Control

Wait for more then 39us

1

0 0 0 0

0

0 0

0 0 0 0

DB5

I/D SH

Entry Mode Set

0 0 0 0

RS

0

4F40 41 42 43 44 45 46 47 48 4B 4C 4D 4E

07 0C 0D 0E03 04 05 061-Line 00 01 02

13 14 15 169 10 11 12

0

Digit 1 2 3 4 5 6 7 8

0 0

DB7

0 0 1

RW DB6 DB4

0

Display Clear

RS RW DB7 DB6 DB5

0

0

Wait for more then 39us

DB4

0 0 0 0

0

1

Wait for more then 30ms

After VDD Rises to 4.5V

RS RW DB7 DB6 DB5 DB4

Function Set

RS

10

08 09 0A

49 4A

JE-AN Electronics

0F

2-Line

0B

11. Character Font Table

JE-AN Electronics 11

Upper4bit

Lower4bit

LLLL LLHL LLHH LHLL LHLH LHHL LHHHHLLL HLLH HLHL HLHHHHLL HHLHHHHLHHHH

LLLL

LLLH

LLHL

LLHH

LHLL

LHLH

LHHL

LHHH

HLLL

HLLH

HLHL

HLHH

HHLL

HHLH

LLLLHHHL

HHHH

CGRAM(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)

(1)

(8)

(5)

(7)

(6)

(4)

(3)

(2)

LLLH

12. External Dimension

JE-AN Electronics 12

PIN

NO

.

SIG

NAL

1 VSS

2 VD

D

3 Vo

4 RS

5 R/W

6 E

7 DB

0

8 DB

1

9 DB

2

10

DB

3

11

DB

4

12

DB

5

13

DB

6

14

DB

7

15

A

16

K(G

ND

)(V

)

CC

1

16

64.5

±0.3

71.3

±0.3

57.7

80.0

±0.5

75. 0

±0.3

38. 1

(p2.5

4x 1

5)

5.5

±0.3

2.5

±0.5

K

5.0

16

15

A

4-R

0.5

38. 0

5±

0.3

1.6

±0.2

15.8±0.3

36.0±0.5

31.0±0.3

26.3±0.3

2.5±0.3

16- 1.0

2.5±0.5

4- 2.5

15.0

MAX

9.0

±0.4

15

16

13.8±0.3

9.4

K A

0.0

5

0.7

2.9

5

0.5

5

5.0

0.74.35

0.50.05