Xunrui Display
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H035BQ54I1K202 is a high-brightness 3.5-inch TFT LCD module. This LCD screen uses an IPS panel with full viewing angle. The resolution is 320×240, which meets the requirements for a richly illustrated interface. It features a 24-bit RGB + SPI 54-pin interface, a brightness of 1000 nit, ensuring that text and images remain clearly visible even in strong light. The operating temperature can withstand -20℃ to +70℃. Some industrial-grade products support a wider temperature range and customizable protection. It can be optionally equipped with a touch screen.
This 3.5-inch TFT LCD screen is mainly applied in industrial control and automation: as a display interface for control panels, monitoring systems, and testing instruments, it presents data and operation instructions in real time. In consumer electronics and smart devices: it is used in portable media players, electronic dictionaries, and smart home control panels, providing a clear operation interface. In medical and professional equipment: it displays measurement data and user prompts in portable medical devices such as blood glucose meters and blood pressure monitors. Additionally, it can also be applied in automotive electronics, outdoor handheld instruments, and other fields.
| Feature | Spec |
| Model Name | H035BQ54I1K202 |
| LCD Size | 3.5 inch |
| Display Format | 320 (RGB) × 240 |
| Interface | 24bit-RGB+SPI 54pin |
| Viewing Direction | ALL (IPS) |
| Color Depth | 16.7M |
| Luminance | 1000 nits |
| Operating Temperature | -20℃ ~ +70℃ |
| LCM (W x H x D) (mm) | 76.90*63.9*3.26 |
| Operating Voltage | 18V |
| No. | Symbol | Description |
| 1,2 | VBL- | Backlight LED Cathode |
| 3,4 | VBL+ | Backlight LED Anode |
| 8 | RESET | Reset Signal pin (“Low” is enable) |
| 9 | SPENB | Chip select |
| 10 | SPCK | Serial Clock |
| 11 | SPDA | Serial Data |
| 12-35 | Data Bus | RGB Data bus (B0-B7, G0-G7, R0-R7) |
| 36-38 | Sync | HSYNC, VSYNC, DOTCLK |
| 41-42 | VDD | Power supply for logic operation |
| 53-54 | GND | System Ground |
