TOPWAY

LCD Module User Manual

LMT070DDCFWD-NNA

URL:

www.topwaydisplay.com

www.topwaysz.com

Document Name: LMT070DDCFWD-NNA-Manual-Rev0.1

Page: 4 of 13

4. Terminal Function

4.1

TFT Input Terminal

Pin No.

Pin Name

I/O

Descriptions

1

Power

Positive Backlight Power Supply

2

3

Power

Negative Backlight Power Supply

4

5

GND

Power

Power GND (0V)

6

Input

Common voltage

7

Power

Power for Digital Circuit

8

MODE

Input

DE/SYNC mode select (*1)

9

DE

Input

Data input enable

10

VS

Input

Vertical Sync Input

11

HS

Input

Horizontal Sync Input

12

B7

Input

8bit Data for Blue

:

:

19

B0

20

G7

Input

8bit Data for Green

:

:

27

G0

28

R7

Input

8bit Data for Red

:

:

35

R0

36

GND

Power

Power GND (0V)

37

DCLK

Input

Sample clock(*2)

38

GND

Power

Power GND (0V)

39

L/R

Input

Left / right selection (*3)

40

U/D

Input

Up/down selection (*3)

41

Power

Gate ON Voltage

42

Power

Gate OFF Voltage

43

Power

Power for Analog Circuit

44

RESET

Input

Global reset pin (*4)

45

NC

-

No connection

46

Input

Common Voltage

47

DITHB

Input

Dithering function (*5)

48

GND

Power

Power GND (0V)

49

NC

-

No connection

50

NC

Note:

* 1: DE/SYNC mode select. Normally pull high.

When select DE mode, MODE=”1”, VS and HS must pull high.

When select SYNC mode, MODE= “0”, DE must be grounded.

* 2: Data shall be latched at the falling edge of DCLK.

* 3: Selection of scanning mode

Setting of scan control input

Scanning direction

U/D

L/R

GND

Up to down, left to right

GND

Down to up, right to left

GND

GND

Up to down, right to left

Down to up, left to right

*4: Global reset pin. Active low to enter reset state. Suggest to connect with an RC reset circuit for stability. Normally pull high.

*5: Dithering function enable control, normally pull high.

When DITHB=”1”,Disable internal dithering function,

When DITHB=”0”,Enable internal dithering function,