2.8" TFT SPI 240x320, 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
Description
WF28KTLAJDNT0 is a 2.8 inch portrait mode SPI TFT-LCD module with Resistive Touch Screen; resolution 240x320 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.
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
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 |
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| 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. |
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| 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. |
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| 9 | CSX | Chip selection pin Low enable. High disable. |
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| 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. |
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| 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. |
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| 13 | TE | Tearing effect signal is used to synchronize MCU to frame memory writing. If not used, please let this pin open |
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| 14 | IM3 | The MCU interface mode select.
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| 15 | GND | Ground | ||||||||||||||||||
| 16 | XR | Right electrode | ||||||||||||||||||
| 17 | YD | Bottom electrode | ||||||||||||||||||
| 18 | XL | Left electrode | ||||||||||||||||||
| 19 | YU | Top electrode | ||||||||||||||||||
| 20 | GND | Ground |
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
| Item | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Operating Temperature | TOP | -20 | － | +70 | ℃ |
| Storage Temperature | TST | -30 | － | +80 | ℃ |
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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