Add HW-069 v1.1 4-digit TM1637 test with SoftSPI touch and LVGL.
CLK on GPIO22, DIO on GPIO27; value/brightness/colon controls and flashable firmware/cyd package. Co-authored-by: Cursor <cursoragent@cursor.com>
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# HW-069 四位数显(CYD)
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触控 + LVGL 参考 `tftest` / `hw269test`。HW-069 v1.1(TM1637)两线驱动:调数值、亮度、冒号、开关。
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## 硬件
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| 项目 | 说明 |
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|------|------|
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| 板子 | CYD ESP32-2432S028R |
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| 模块 | HW-069 v1.1 四位 0.36" 数码管(TM1637) |
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| CLK | **GPIO22** |
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| DIO | **GPIO27** |
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接线:
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| HW-069 | CYD |
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|--------|-----|
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| VCC | 3.3V 或 5V |
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| GND | GND |
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| CLK | GPIO22 |
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| DIO | GPIO27 |
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## 操作
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- 大字:当前显示值(冒号开时显示 `mm:ss` 样式)
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- **-100 / -1 / +1 / +100**:改数值(0–9999)
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- 滑条:亮度 0–100%(映射 TM1637 8 档)
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- **Colon**:中间冒号开关
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- **Display ON/OFF**:熄灭 / 点亮数显
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## 构建 / 烧录
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```powershell
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pio run -e cyd -t upload
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```
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## 预编译固件
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```powershell
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cd firmware\cyd
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.\flash.ps1
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# 或 .\flash.ps1 -Port COMx
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```
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重新导出:
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```powershell
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.\firmware\export_from_build.ps1
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```
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