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### 效果图
![Demo_effect](https://cloud.yimian.xyz/package/iotcat/digital-clock/pic/demo.gif)
### 电路实物图
请参考以下图片搭建你的电路!
![One Demo of Circuit](https://cloud.yimian.xyz/package/iotcat/digital-clock/pic/circuit_pic.jpg)
### Arduino Nano推荐连法
![Arduino Nano](https://cloud.yimian.xyz/package/iotcat/digital-clock/pic/nano_pic.jpg)
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### 译码器连法
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> 译码器与显示器连法(由[番茄树](https://tomatotrees.xyz)同学提供)
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- 推荐使用**D9,D10,D11,D12分别连接右边译码器的A,B,C,D**
- 推荐使用**D5,D6,D7,D8分别接左边译码器A,B,C,D**
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![Circuit of dicoder and screen](https://cloud.yimian.xyz/package/iotcat/digital-clock/pic/circuit-for-decoder.png)
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更多资料请查看附录[译码器电路示意图](/attach#译码器电路示意图)
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### 开关电路说明
- 说三遍:**开关是有方向的,开关是有方向的,开关是有方向的**
- 请务必保证开关上**有突起**的一面**朝左**
- 开关的具体接法可参考以下两张图
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- 在下图接法中,左边的开关用于**暂停**,右边的开关用于**重置**
- 推荐使用**D3连暂停键,D4连reset键**
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![swi pic up](https://cloud.yimian.xyz/package/iotcat/digital-clock/pic/swi_pic_up.jpg) ![swi pic down](https://cloud.yimian.xyz/package/iotcat/digital-clock/pic/swi_pic_down.jpg)