Pin

Symbol

I/O

Function

Remark

1

LED+

P

Back light anode

2

LED-

P

Back light cathode

3

SPI4W

(VCC=4 WIRE)

I

- SPI4W=’0’, 3-line SPI Enable.
- SPI4W=’1’, 4-line SPI Enable.

4

VCC

P

Power Supply.

5

GND

P

Ground

6

CS

I

Chip enable (CSX)

7

RST

I

Reset signal (RESX)

8

SDA

I/O

Serial input/output signal in serial interface mode.

9

SCL

I

In Serial Interface, this is used as SCL.

10

D/C

I

Data/ command selection. (D/CX)

Item

Dimension

Unit

Size

1.77

inch

Dot Matrix

128 x RGB x 160(TFT)

dots

Module dimension

34.0(W) x 45.83(H) x 2.75(D)

mm

Active area

28.03 x 35.04

mm

Dot pitch

0.073 x 0.219

mm

LCD type

TFT, Normally White, Transmissive

View Direction

6 o’clock

Gray Scale Inversion Direction

12 o’clock

Aspect Ratio

Portrait

TFT IC

ST7735S or Equivalent

TFT Interface

SPI

Backlight Type

LED,Normally White

With /Without TP

Without TP

Surface

Anti-Glare

Item

Symbol

Condition

Min

Typ

Max

Unit

Supply Voltage For Analog

VCC

-

2.5

2.75

3.7

V

Supply LCM current

ICC

-

-

0.9

2

mA

Parameter

Symbol

Unit

Remark

LED current

-

-

40

-

mA

-

Power Consumption

-

-

124

-

mW

-

LED voltage

VBL+

2.9

3.1

3.4

V

Note 1

LED Life Time

-

-

50,000

-

Hr

Note 2,3,4

Item

Symbol

Min

Unit

Remark

Response time

Tr

8=0°、Φ=0°

-

2

4

.ms

Note 3,5

Tf

6

12

.ms

Contrast ratio

CR

At optimized viewing angle

400

500

-

-

Note 4,5

Color

Chromaticity

White

Wx

8=0°、Φ=0

0.26

0.31

0.36

Note

2,6,7

Wy

0.28

0.33

0.38

Viewing angle (Gray Scale Inversion Direction)

ΘR

CR≧10

35

45

Note 1

ΘL

35

45

ΦT

35

45

ΦB

10

20

Brightness

-

-

800

900

-

cd/m2

Center of
display

Uniformity

(U)

-

75

-

-

%

Note 5