Monochrome Character LCD Module

Monochrome character LCD module
Monochrome character LCD module ADM1601B
Model No. ADM1601B
►monochrome character LCD module
►Character LCD

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Product Details

Monochrome character LCD module

Monochrome character LCD module ADM1601B

Model No. ADM1601B

►monochrome character LCD module

►Character LCD

►5 x 8 dots includes cursor

►Built-in controller ST7066

►5V power supply

►1/16 duty cycle

Description of monochrome character LCD module ADM1601B

Monochrome character LCD module ADM1601B is quite low power consumption. It only requires 5V power supply .The outline dimension is122x33 and the VA dimension is 99*13mm. Monochrome character LCD module can be found in nearly all types of devices. You can find Character LCD Modules in devices such as parking meters, watches, and calculators.

Features

1.5x8 dots

2.Built-in controller (ST7066 or Equivalent)

3.+5V power supply (also available for =3.0V)

4.1/16 duty cycle

5.Easy interface with 4-bit or 8-bit MPU

6.BKL to be driven by pin1, pin2, or pin15, pin16 or A, K

7.16x1 characters

Outline dimension

1(001).jpg

Absolute maximum ratings

Item

Symbol

Standard

Unit

Power voltage

VDD-VSS

-0.3

-

7.0

V

Input voltage

VIN

-0.3

-

VDD+0.3

Operating temperature range

Top

0

-

+50

Storage temperature range

Tst

-10

-

+60

*Wide temperature range is available

(operating/storage temperature as –20~+70/-30~+80℃)

Block diagram


2.jpg

Interface pin description

Pin no.

Symbol

External connection

Function

1

VSS

Power supply

Signal ground for LCM (GND)

2

VDD

Power supply for logic for LCM

3

V0

Contrast adjust

4

RS

MPU

Register select signal

5

R/W

MPU

Read/write select signal

6

E

MPU

Operation (data read/write) enable signal

7~10

DB0~DB3

MPU

Four low order bi-directional three-state data bus lines.
Used for data transfer between the MPU and the LCM.
These four are not used during 4-bit operation.

11~14

DB4~DB7

MPU

Four high order bi-directional three-state data bus lines.
Used for data transfer between the MPU

15

A(LED+)

LED BKL power supply

Power supply for BKL (Anode)

16

K(LED-)

Power supply for BKL (GND)

Contrast adjust

3(001).jpg

VDD~V0: LCD Driving voltage

VR: 10k~20k

Optical characteristics

TN type display module (Ta=25℃, VDD=5.0V)

Item

Symbol

Condition

Min.

Typ.

Max.

Unit

Viewing angle

θ

Cr≥4

-25

-

-

deg

Φ

-30

-

30

Contrast ratio

Cr


-

6

-

-

Response time (rise)

Tr

-

-

120

150

ms

Response time (fall)

Tr

-

-

120

150

STN type display module (Ta=25℃, VDD=5.0V)

Item

Symbol

Condition

Min.

Typ.

Max.

Unit

Viewing angle

θ

Cr≥2

-60

-

35

deg

Φ

-40

-

40

Contrast ratio

Cr


-

8

-

-

Response time (rise)

Tr

-

-

200

250

ms

Response time (fall)

Tr

-

-

300

350

Electrical characteristics

DC characteristics

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Unit

Supply voltage for LCD

VDD-V0

Ta =25℃

-

4.5

-

V

Input voltage

VDD


4.7

-

5.5

Supply current

IDD

Ta=25℃, VDD=5.0V

-

1.5

2.5

mA

Input leakage current

ILKG


-

-

1.0

uA

“H” level input voltage

VIH


2.2

-

VDD

V

“L” level input voltage

VIL

Twice initial value or less

0

-

0.6

“H” level output voltage

VOH

LOH=-0.25mA

2.4

-

-

“L” level output voltage

VOL

LOH=1.6mA

-

-

0.4

Backlight supply voltage

VF


-

-

4.6

Read cycle (Ta=25℃, VDD=5.0V)

Parameter

Symbol

Test pin

Min.

Typ.

Max.

Unit

Enable cycle time

tc

E

500

-

-

ns

Enable pulse width

tw

230

-

-

Enable rise/fall time

tr, tf

-

-

20

RS; R/W setup time

tsu

RS; R/W

40

-

-

RS; R/W address hold time

th

10

-

-

Data output delay

td

DB0~DB7

-

-

120

Data hold time

tdh

5

-

-

Write cycle (Ta=25℃, VDD=5.0V)

Parameter

Symbol

Test pin

Min.

Typ.

Max.

Unit

Enable cycle time

tc

E

500

-

-

ns

Enable pulse width

tw

230

-

-

Enable rise/fall time

tr, tf

-

-

20

RS; R/W setup time

tsu1

RS; R/W

40

-

-

RS; R/W address hold time

th1

10

-

-

Data output delay

tsu2

DB0~DB7

80

-

-

Data hold time

th2

10

-

-

4.jpg

FAQ:

1.Standard character pattern of ST7066-OA

5(001).jpg

2.Standard character pattern of ST7066-OB

6(001).jpg

3.Standard character pattern of ST7066-OT

7(001).jpg

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