2.8″ TFT SPI 240×320, 2.8″ SPI Interface TFT Color Display (RTP)

Model No. WF28KTLAJDNT0

  • Size: 2.8 inch
  • Resolution: 240×320 dots
  • View Direction:6H
  • Interface: SPI
  • Driver IC：ST7789V
  • Control-Board: No
  • Brightness(cd/m²): 350
  • Frame Through Hole: No
  • Touch Screen: Resistive Touch Screen
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Description

WF28KTLAJDNT0 is a 2.8 inch portrait mode SPI TFT-LCD module with Resistive Touch Screen; resolution 240×320 pixels. WF28K module is built-in with ST7789V IC; it supports 4-Line SPI interface, supply voltage for analog (Vcc) range from 2.4V to 3.6V, typical value 3.3V. This module is having glare surface panel, view direction 6 o’clock, gray scale inversion 12 o’clock, contrast ratio 500:1.

WF28KTLAJDNT0 is Portrait mode TFT-LCD featured with brightness 350 nits (typical value). WF28K can be operated at temperatures from -20°C to +70°C, its storage temperatures range from -30°C to +80°C. It is ideal for mp4 players, security door system, mini audio player, and baby monitor, etc.

Drawing

Drawing

SPECIFICATIONS

SPECIFICATIONS

Interface

LCM PIN Definition

NO Symbol Function
1 GND Ground
2 VLED+ Anode of LED backlight.
3 VLED- Cathode of LED backlight.
4 GND Ground
5 VCC Power supply
6 RESET System reset pin. (RESX)
signal is active low
7 SDA When IM3: Low, SPI interface input/output pin.
When IM3: High, SPI interface input pin.
The data is latched on the rising edge of the SCL signal.
If not used, please fix this pin at VDDI or DGND level.
8 DCX(SCL) This pin is used to be serial interface clock.
DCX=’1’: display data or parameter.
DCX=’0’: command data.
If not used, please fix this pin at VDDI or DGND.
9 CSX Chip selection pin
Low enable.
High disable.
10 WRX(D/CX) Display data/command selection pin in 4-line serial interface.
Second Data lane in 2 data lane serial interface.
If not used, please fix this pin at VDDI or DGND.
11 GND Ground
12 SDO(DOUT) SPI interface output pin.
The data is output on the falling edge of the SCL signal.
If not used, let this pin open.
13 TE Tearing effect signal is used to synchronize MCU to frame memory
writing.
If not used, please let this pin open
14 IM3 The MCU interface mode select.

IM3 IM2 IM1 IM0 MPU Interface Mode Data pin
0 1 1 0 4-line 8bit serial I/F SDA: in/out
1 1 1 0 4-line 8bit serial I/F II SDA: in/SDO: out
15 GND Ground
16 XR Right electrode
17 YD Bottom electrode
18 XL Left electrode
19 YU Top electrode
20 GND Ground

General Specifications

General Specifications

Item Dimension Unit
Size 2.8 inch
Dot Matrix 240 x RGB x 320(TFT) dots
Module dimension 50.0(W) x 69.2(H) x 3.48(D) mm
Active area 43.2 x 57.6 mm
Dot pitch 0.18 x 0.18 mm
LCD type TFT, Normally White, Transmissive
Interface SPI
TFT Driver IC ST7789V or Equivalent
View Direction 6 o’clock
Gray Scale Inversion Direction 12 o’clock
Aspect Ratio Portrait
Backlight Type LED,Normally White
Touch Panel Resistive Touch Screen
Surface Glare

Absolute Maximum Ratings

Absolute Maximum Ratings

Item Symbol Min Typ Max Unit
Operating Temperature TOP -20 － +70 ℃
Storage Temperature TST -30 － +80 ℃

Electrical Characteristics

Electrical Characteristics

Item Symbol Min Typ Max Unit
Supply Voltage For Analog VCC 2.4 3.3 3.6 V
Supply Current For LCM ICC － 6.7 10.0 mA

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2.8″ TFT SPI 240×320, 2.8″ SPI Interface TFT Color Display (RTP)

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