1) 123D Circuits is a free online CAD tool from Autodesk that allows users to design circuit diagrams, breadboard layouts, PCB designs, and simulate circuits. 2) The document introduces the basic functions of 123D Circuits including breadboard simulation, schematic design, PCB design, and Arduino simulation. 3) It provides step-by-step tutorials on using 123D Circuits to create and simulate breadboard circuits, schematics, PCB layouts, and programming Arduino boards.

1. 使用123D Circuits
吳錫修
September 29, 2014
Dept. of Electronics Engineering

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123D circuits簡介1/3
 Autodesk公司的⼀款免費線上CAD工具，可設計電路圖、
接線圖、PCB佈線圖，並支援電路模擬功能
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 Breadboard View

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123D circuits簡介2/3
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 Schematics View

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123D circuits簡介3/3
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 PCB View

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登入123D Circuits 1/2
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 http://123d.circuits.io/

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登入123D Circuits 2/2
 可直接使用FB等帳號或註冊新帳號
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管理個人專案1/2
 點擊右上角人像圖示，即可管理先前建立的專案
管理個人專案
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管理個人專案2/2
 點擊專案清單中的專案名稱，即可開啟該專案
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個人專案清單

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麵包板電路模擬1/6
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 建立新專案
建立新專案

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麵包板電路模擬2/6
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 軟體操作介面
刪除元件取消復原
旋轉元件
復原加入元件電路模擬
麵包板作業區

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麵包板電路模擬3/6
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 由元件清單選取所需元件
元件清單
加入元件

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麵包板電路模擬4/6
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 以拖曳方式在麵包板接線

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麵包板電路模擬5/6
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 變更元件屬性
 點選元件，由屬性窗格變更元件屬性

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麵包板電路模擬6/6
 點擊Start Simulation開始進行電路模擬
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電路圖作業
 點擊Schematics View圖示
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PCB作業
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 點擊PCB View圖示

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輸出零件清單
 點擊Bill of Materials圖示
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Arduino模擬1/5
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 加入Arduino控制板

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Arduino模擬2/5
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 LED閃爍控制
 D7外接⼀顆紅⾊LED

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Arduino模擬3/5
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 接線

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Arduino模擬4/5
 撰寫Arduino程式碼，使LED每秒閃爍
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Arduino模擬5/5
 點擊Start Simulation開始模擬Arduino程式碼
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