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China 2.8 inch 240×320 MCU 30pin interface 250nit TN TFT LCD display Manufacturers, Factories
Product Description
Product Description
H028HQ30E2542 is a 2.8-inch TFT LCD module. This LCD screen adopts TN panel, with a working temperature range of -20℃ to +70℃, a resolution of 240×320, an MCU 16-bit 30-pin interface, and an ST7789V Driver IC. 250 nits brightness. This 2.8-inch TFT LCD screen is mainly applied in medical and health monitoring devices, such as portable electrocardiographs, blood glucose meters, blood pressure monitors, etc., to clearly display physiological data. Consumer electronics and educational products: covering portable game consoles, children's learning machines, reading pens, smart story machines, etc., used for presenting animations, courseware or interactive content. And other fields.
Mechanical Drawing
Specification Parameters
| Feature | Spec |
|---|---|
| Model Name | H028HQ30E2542 |
| LCD Size | 2.8 inch |
| Display Format | 240*320 |
| Interface | 16-bit MCU 30pin |
| Luminance | 250 cd/m2 |
| Touch screen | None, optional |
| Viewing Direction | 12 O'clock |
| Color Depth | 65K |
| Driver IC | ST7789V |
| LCM (W x H x D) (mm) | 51.80*82.54*3.25 |
| Active Area(mm) | 43.2*57.6 |
| Operating Temperature | -20℃ ~ +70℃ |
| Storage Temperature | -30℃ ~ +80℃ |
| Operating Voltage | 3.1V |
Interface Definition
| PIN NO | PIN NAME | DESCRIPTION |
|---|---|---|
| 1 | LEDK1-4 | Power for LED backlight (Cathode) |
| 2 | LEDA | LED backlight anode |
| 3 | GND | Ground |
| 4 | RESET | Reset signal input terminal, active at 'L' |
| 5 | DB15 | DATA BUS |
| 6 | DB14 | DATA BUS |
| 7 | DB13 | DATA BUS |
| 8 | DB12 | DATA BUS |
| 9 | DB11 | DATA BUS |
| 10 | DB10 | DATA BUS |
| 11 | DB9 | DATA BUS |
| 12 | DB8 | DATA BUS |
| 13 | DB7 | DATA BUS |
| 14 | DB6 | DATA BUS |
| 15 | DB5 | DATA BUS |
| 16 | DB4 | DATA BUS |
| 17 | DB3 | DATA BUS |
| 18 | DB2 | DATA BUS |
| 19 | DB1 | DATA BUS |
| 20 | DB0 | DATA BUS |
| 21 | RD | Read signal |
| 22 | WR | Write signal |
| 23 | RS | This pin is used to select "Data or Command" in |
| 24 | CS | Chip select |
| 25 | NC | NO connect |
| 26 | NC | NO connect |
| 27 | NC | NO connect |
| 28 | NC | NO connect |
| 29 | GND | Ground |
| 30 | VCC | Power supply |
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Frequently Asked Questions (FAQ)
What is the resolution and display size of module H028HQ30E2542?
The H028HQ30E2542 is a 2.8-inch TFT LCD module featuring a display resolution of 240×320 pixels.
What driver IC and interface does this 2.8-inch screen use?
This display is equipped with the ST7789V Driver IC and supports a 16-bit MCU 30-pin interface.
What are the operating and storage temperature specifications?
The module operates reliably within a temperature range of -20℃ to +70℃ and can be stored at temperatures ranging from -30℃ to +80℃.
Does the H028HQ30E2542 TFT LCD support touch functionality?
The standard configuration comes without a touch screen, but touch screen functionality is optional based on customer requirements.
What typical applications are suitable for this display module?
It is primarily applied in medical and health monitoring devices (portable ECG monitors, blood glucose meters, blood pressure monitors) and consumer educational products (portable game consoles, learning machines, reading pens, smart story machines).
