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23 lines
1.3 KiB
23 lines
1.3 KiB
### 效果图 |
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![Demo_effect](https://cloud.yimian.xyz/package/iotcat/digital-clock/pic/demo.gif) |
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### 电路实物图 |
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请参考以下图片搭建你的电路! |
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![One Demo of Circuit](https://cloud.yimian.xyz/package/iotcat/digital-clock/pic/circuit_pic.jpg) |
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### Arduino Nano推荐连法 |
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![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** |
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- 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 |
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- 说三遍:**开关是有方向的,开关是有方向的,开关是有方向的** |
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- 请务必保证开关上**有突起**的一面**朝左** |
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- 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** |
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- 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)
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