NHD-0108BZ-FSY-YBW-33V3 Datasheet NHD-0108BZ-FSY-YBW-33V3 | P4-P6

[4]

Pin Description and Wiring Diagram

Pin No.

Symbol

External Connection

Function Description

1

V

SS

Power Supply

Ground

2

V

DD

Power Supply

Supply Voltage for Logic and Backlight (+3.3V)

3

V

0

Adj. Power Supply

Supply Voltage for contrast (approx. 0V)

4

RS

MPU

Register Select signal. RS=0: Command, RS=1: Data

5

R/W

MPU

Read/Write select signal, R/W=1: Read R/W: =0: Write

6

E

MPU

Operation Enable signal. Falling edge triggered.

7-10

DB0 – DB3

MPU

Four low order bi-directional three-state data bus lines. These

four are not used during 4-bit operation.

11-14

DB4 – DB7

MPU

Four high order bi-directional three-state data bus lines.

Recommended LCD connector: 2.54mm pitch pins

Backlight connector: --- Mates with: ---

[5]

Electrical Characteristics

Item

Symbol

Condition

Min.

Typ.

Max.

Unit

Operating Temperature Range

T

OP

Absolute Max

-20

-

+70

⁰C

Storage Temperature Range

T

ST

Absolute Max

-30

-

+80

⁰C

Supply Voltage

V

DD

-

3.1

3.3

3.5

V

Supply Current

I

DD

+ I

LED

V

DD

=3.3V

T

OP

=25°C

31

36

46

mA

Supply for LCD (contrast)

V

LCD

3.0

3.3

3.6

V

“H” Level input

V

IH

-

0.7

*

V

DD

-

V

DD

V

“L” Level input

V

IL

-

V

SS

-

0.6

V

“H” Level output

V

OH

-

0.75

*

V

DD

-

V

DD

V

“L” Level output

V

OL

-

V

SS

-

0.2

*

V

DD

V

Optical Characteristics

Item

Symbol

Condition

Min.

Typ.

Max.

Unit

Optimal

Viewing

Angles

Top

ϕY+

Cr ≥ 2

-

40

-

⁰

Bottom

ϕY-

-

60

-

⁰

Left

θX-

-

60

-

⁰

Right

θX+

-

60

-

⁰

Contrast Ratio

Cr

-

2

5

-

Response Time

Rise

Tr

T

OP

= 25°C

-

150

250

ms

Fall

Tf

-

200

300

ms

Controller Information

Built-in ST7066U Controller.

Please download specification at http://www.newhavendisplay.com/app_notes/ST7066U.pdf

DDRAM Address

1

2

3

4

5

6

7

8

00

01

02

03

04

05

06

07

[6]

Table of Commands

Instruction

Instruction code

Description

Execution

time (fosc=

270 KHZ

RS R/W DB7

DB6 DB5

DB4 DB3

DB2 DB1

DB0

Clear

Display

0 0 0 0 0 0 0 0 0 1

Write “20H” to DDRAM and

set DDRAM address to

“00H” from AC

1.52ms

Return

Home

0 0 0 0 0 0 0 0 1 -

Set DDRAM Address to

“00H” from AC and return

cursor to its original position

if shifted. The contents of

DDRAM are not changed.

1.52ms

Entry mode

Set

0 0 0 0 0 0 0 1 I/D SH

Sets cursor move direction

and specifies display shift.

These parameters are

performed during data write

and read.

37µs

Display ON/

OFF control

0 0 0 0 0 0 1 D C B

D=1: Entire display on

C=1: Cursor on

B=1: Blinking cursor on

37µs

Cursor or

Display

shift

0 0 0 0 0 1 S/C

R/L

- -

Sets cursor moving and

display shift control bit, and

the direction without

changing DDRAM data.

37µs

Function

set

0 0 0 0 1 DL N F - -

DL: Interface data is 8/4 bits

N: Number of lines is 2/1

F: Font size is 5x11/5x8

37µs

Set

CGRAM

Address

0 0 0 1 AC5 AC4 AC3 AC2 AC1 AC0

Set CGRAM address in

address counter

37µs

Set

DDRAM

Address

0 0 1 AC6 AC5 AC4 AC3 AC2 AC1 AC0

Set DDRAM address in

address counter.

37µs

Read busy

Flag and

Address

0 1 BF AC6 AC5 AC4 AC3 AC2 AC1 AC0

Whether during internal

operation or not can be

known by reading BF. The

contents of address counter

can also be read.

0s

Write data

To Address

1 0 D7 D6 D5 D4 D3 D2 D1 D0

Write data into internal RAM

(DDRAM/CGRAM).

37µs

Read data

From RAM

1 1 D7 D6 D5 D4 D3 D2 D1 D0

Read data from internal

RAM (DDRAM/CGRAM).

37µs

NHD-0108BZ-FSY-YBW-33V3

NHD-0108BZ-FSY-YBW-33V3

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