# 非接觸式門鈴說明書

在抗疫期間，大家都會盡量避免觸摸公用物件，以免沾上病毒。有見及此，這案例模擬了一台非接觸式門鈴，讓訪客不用觸摸按鈕也可以使用門鈴。

![](https://kittenbothk.readthedocs.io/en/latest/_images/bell1.png)

### 教材資源包下載

包括說明書： [資源包下載地址](https://bit.ly/AIHealthCareSetBuildingGuide)

### 參考接線

![](https://kittenbothk.readthedocs.io/en/latest/_images/bellcon.png)

### 參考程式

{% embed url="<https://makecode.microbit.org/_arCCCXTHADP1>" %}

[參考程式](https://makecode.microbit.org/_UVdMzChD5Jqw)

### 模型玩法

1. 打開電源後，等待10秒讓KOI完全開機。
2. 偵測到人臉之後模型就會按下門鈴。


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