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perf: add touch configuration of waveshare screen #63

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Apr 19, 2024
Merged

perf: add touch configuration of waveshare screen #63

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14 changes: 13 additions & 1 deletion docs/accessories/peripherals/waveshare-35-display.md
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,7 @@ sidebar_position: 10
[*] Enable Waveshare 3.5 inch Display on SPI1
```

## 配置屏幕
## 配置显示

- 备份 /etc/X11/xorg.conf.d/20-modesetting.conf

Expand All @@ -42,6 +42,18 @@ EndSection

需要检查一下具体设备是 /dev/fb0 还是 /dev/fb1

## 配置触摸

在 /etc/X11/xorg.conf.d 下添加一个配置文件 99-touchscreen-calibration.conf，内容如下：

```
Section "InputClass"
Identifier "calibration"
MatchProduct "ADS7846 Touchscreen"
Option "TransformationMatrix" "-1 0 1 0 1 0 0 0 1"
EndSection
```

## 重启系统

```
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15 changes: 14 additions & 1 deletion ...rus-plugin-content-docs/current/accessories/peripherals/waveshare-35-display.md
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Expand Up @@ -14,13 +14,14 @@ Connect the screen with the development board as follows:

- after entering rsetup, enter the device tree management interface.
<!-- - after entering rsetup, follow [Device Tree Settings](/radxa-os/rsetup/devicetree) to enter the device tree management interface. -->

- Enable the overlay of Waveshare 3.5 inch Display

```
[*] Enable Waveshare 3.5 inch Display on SPI1
```

## Config the screen
## Config the display

- backup /etc/X11/xorg.conf.d/20-modesetting.conf

Expand All @@ -41,6 +42,18 @@ EndSection

please check whether the device is /dev/fb0 or /dev/fb1.

## Configure Touch

Add a configuration file 99-touchscreen-calibration.conf under /etc/X11/xorg.conf.d with the following contents:

```
Section "InputClass"
Identifier "calibration"
MatchProduct "ADS7846 Touchscreen"
Option "TransformationMatrix" "-1 0 1 0 1 0 0 0 1"
EndSection
```

## Reboot the system

```
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