# 预编译固件

| 目录 | 板子 |
|------|------|
| [`cyd/`](cyd/) | 2.8" ESP32-2432S028R（ILI9341）KY-009 R22/G27/B4 |
| [`cyd_35r/`](cyd_35r/) | 3.5" ESP32-3248S035C（ST7796）KY-009 R22/G21/B4 |

## 刷写

```powershell
cd firmware\cyd        # 或 cyd_35r
.\flash.ps1
# 或 .\flash.ps1 -Port COM3
```

## 重新打包

```powershell
.\firmware\export_from_build.ps1
.\firmware\export_from_build.ps1 -Env cyd_35r
.\firmware\export_from_build.ps1 -Env cyd_35r -SkipBuild
```