3.5英寸 GPIO 触控显示屏: Difference between revisions
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|主图=Product-TEST-RPI-EXP-01.png | |主图=Product-TEST-RPI-EXP-01.png | ||
|副图=Product-TEST-RPI-EXP-01.png | |副图=Product-TEST-RPI-EXP-01.png | ||
|简介=Compact touchscreen display demo page connected via GPIO header, suitable for device panels and prototype validation.(Standalone product | |简介=Compact touchscreen display demo page connected via GPIO header, suitable for device panels and prototype validation.(Standalone product 1) | ||
|产品要点=* Direct header connection, reducing external adapter cables. | |产品要点=* Direct header connection, reducing external adapter cables. | ||
* Integrated resistive touch area, suitable for menus and status operations. | * Integrated resistive touch area, suitable for menus and status operations. | ||
* Provides a maintainable unified product documentation structure. | * Provides a maintainable unified product documentation structure. | ||
* Standalone product ID: | * Standalone product ID: 1. | ||
|显示尺寸=3.5 inch | |显示尺寸=3.5 inch | ||
|分辨率=480 × 320 | |分辨率=480 × 320 | ||
| Line 19: | Line 19: | ||
|外形尺寸=Approx. 86 x 56 mm (demo) | |外形尺寸=Approx. 86 x 56 mm (demo) | ||
|硬件说明=The module draws power and transmits display/touch signals via dual-row GPIO socket. Align with pin 1 during installation; avoid hot-plugging. | |硬件说明=The module draws power and transmits display/touch signals via dual-row GPIO socket. Align with pin 1 during installation; avoid hot-plugging. | ||
|使用说明=# 关闭Development | |使用说明=# 关闭Development Board电源并核对排针方向. | ||
# Press the display module evenly onto the GPIO header. | # Press the display module evenly onto the GPIO header. | ||
# Install the demo driver and select the corresponding rotation. | # Install the demo driver and select the corresponding rotation. | ||
Revision as of 23:45, 31 July 2026
Raspberry Pi MHS & GPIO Display
TEST-RPI-EXP-01
已发布
Compact touchscreen display demo page connected via GPIO header, suitable for device panels and prototype validation.(Standalone product 1)
产品介绍
- Direct header connection, reducing external adapter cables.
- Integrated resistive touch area, suitable for menus and status operations.
- Provides a maintainable unified product documentation structure.
- Standalone product ID: 1.
产品参数
| 项目 | 参数 |
|---|---|
| 型号 | TEST-RPI-EXP-01 |
| 所属模块 | Raspberry Pi MHS & GPIO Display |
| 显示尺寸 | 3.5 inch |
| 分辨率 | 480 × 320 |
| 显示接口 | GPIO / SPI |
| 触控方式 | Resistive touch |
| 供电 | 3.3V / 5V GPIO |
| 外形尺寸 | Approx. 86 x 56 mm (demo) |
硬件说明
The module draws power and transmits display/touch signals via dual-row GPIO socket. Align with pin 1 during installation; avoid hot-plugging.
使用说明
- 关闭Development Board电源并核对排针方向.
- Press the display module evenly onto the GPIO header.
- Install the demo driver and select the corresponding rotation.
- Perform touch calibration and save parameters.
常见问题
- Is slow screen refresh normal?
- SPI mode speed is affected by bus frequency and refresh area; partial refresh is preferred.
- How to handle touch drift?
- Recalibrate and check if the module is under mechanical stress.
资源下载
暂无已发布资源，管理员可在产品表单中添加下载文件。