allegro高速电路设计

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allegro高速电路设计

Allegro 是一套功能强大，但相对的也
是一套相当复杂的系统，它提供许多的专
属环境变量供使用者设定，让使用者可以
自订一个专属于自己的Allegro 操作环境，
让整个的Allegro 操作环境，可以随心所欲
地调整成为个人的最佳工作平台，接下来
将分两个章节，为读者介绍每个专属环境
变量的用法。

第１章 电路板设计介绍
1.1 现有的设计趋势.............................................................................1-2
1.2 产品研发流程................................................................................1-2
1.3 电路板设计流程.............................................................................1-3
1.3.1 前处理 – 电子设计资料和机构设计资料整理...................1-4
1.3.2 前处理 – 建立布局零件库.................................................1-8
1.3.3 前处理 – 整合电子设计资料及布局零件库.......................1-8
1.3.4 中处理 – 读取电子/机构设计资料....................................1-9
1.3.5 中处理 – 摆放零件............................................................1-9
1.3.6 中处理 – 拉线/摆放测试点/修线......................................1-9
1.3.7 后处理 – 文字面处理......................................................1-10
1.3.8 后处理 – 底片处理..........................................................1-11
1.3.9 后处理 – 报表处理..........................................................1-12
第2 章 版本14.2 新功能介绍
2.1 Save Design to 14.0....................................................................2-2
2.2 Database Write Locks................................................................2-3
2.3 View Schemes.............................................................................2-5
2.4 DBdoctor......................................................................................2-6
2.5 Plane Rat .....................................................................................2-7
2.6 Place Manual UI Auto-Hide ......................................................2-8
2.7 Direct Select of Alternate Symbol............................................2-8
2.8 Quickplace Options...................................................................2-9
2.9 Via Shoving..................................................................................2-9
2.10 Dynamic Slide Phase II.............................................................2-10
2.11 Vertex Dynamic Bubble Options ...........................................2-10
2.12 Smart Start on Line Width ........................................................2-112.13 Highlight All Pins on Net During add connect .....................2-11
2.14 Net Name Added to Control Panel ......................................2-11
2.15 Purge Vias..................................................................................2-11
2.16 EXTRACT Name Change.........................................................2-12
2.17 Graphical Enhancements During Dynamics .......................2-12
2.18 Text Printing/Stick......................................................................2-12
2.19 Append to File Option Added to Reports............................2-13
2.20 SPECCTRA-Like Zoom...............................................................2-13
2.21 Viewer Plus Enhancements.....................................................2-14
2.22 New Board Wizard....................................................................2-14
2.23 IPC356 and Allegro-to-DXF Performance Improvement....2-14
2.24 TestPrep PCR Fixes ....................................................................2-14
2.25 New Features in Allegro Studio (PCB) ...................................2-15
第3 章 基本使用
3.1 使用前的准备................................................................................3-2
3.2 激活Allegro..................................................................................3-4
3.3 编辑既有的电路板档案..................................................................3-7
3.4 结束Allegro..................................................................................3-9
3.5 鼠标操作........................................................................................3-9
3.6 控制面板......................................................................................3-10
3.7 设定键盘......................................................................................3-20
3.7.1 功能键定义.......................................................................3-20
3.7.2 简写键定义.......................................................................3-20第4 章 基本命令
4.1 File/Plot Setup 命令.....................................................................4-2
4.2 File/Plot Preview 命令.................................................................4-3
4.3 File/Plot 命令................................................................................4-3
4.4 File/Script 命令.............................................................................4-4
4.5 Edit/Move 命令............................................................................4-7
4.6 Edit/Copy 命令..........................................................................4-11
4.7 Edit/Mirror 命令..........................................................................4-16
4.8 Edit/Spin 命令.............................................................................4-18
4.9 Edit/Change 命令.....................................................................4-20
4.10 Edit/Delete 命令........................................................................4-27
4.11 Edit/Vertex 命令.........................................................................4-28
4.12 Edit/Delete Vertex 命令............................................................4-30
4.13 Edit/Text 命令.............................................................................4-32
4.14 View/Zoom 命令........................................................................4-34
4.15 View/Refresh 命令.....................................................................4-35
4.16 Display/Color Visibility 命令......................................................4-35
4.17 Display/Element 命令...............................................................4-41
4.18 Display/Measure 命令..............................................................4-44
4.19 Display/Highlight & Dehighlight 命令.....................................4-47
4.20 Display/Show & Blank Rats 命令.............................................4-50
4.21 Setup/Drawing Options 命令...................................................4-53
4.21.1 设定DRC.........................................................................4-53
4.21.2 设定Display ....................................................................4-54
4.21.3 设定Text..........................................................................4-56
4.21.4 设定Line Lock ................................................................4-56
4.21.5 设定Symbol....................................................................4-57
4.22 Setup/Text Sizes 命令................................................................4-58
4.23 Setup/Grids 命令.......................................................................4-59
4.24 Setup/Subclasses 命令.............................................................4-60第5 章 新增图形对象
5.1 范例：新增线段.............................................................................5-2
5.2 范例：以半径新增圆弧线段..........................................................5-3
5.3 范例：定3 点新增圆弧线段..........................................................5-4
5.4 范例：新增空心圆.........................................................................5-5
5.5 范例：新增空心长方形..................................................................5-6
5.6 范例：新增实心长方形..................................................................5-7
5.7 范例：新增文字.............................................................................5-8
5.8 范例：新增实心的任意多边形......................................................5-9
5.9 详细解说......................................................................................5-10
5.9.1 编修外形..........................................................................5-11
5.9.2 编修连接的讯号名称........................................................5-11
5.9.3 编修挖空区.......................................................................5-12
5.9.4 设定编修的参数...............................................................5-13
5.9.5 检查..................................................................................5-15
5.9.6 填满..................................................................................5-16
第6 章 设定属性
6.1 常用零件属性................................................................................6-2
6.2 常用讯号线属性.............................................................................6-2
6.2.1 一般属性............................................................................6-2
6.2.2 长度属性............................................................................6-3
6.2.3 等长属性............................................................................6-4
6.2.4 差动配对属性.....................................................................6-5
6.3 零件加入Fixed 属性.....................................................................6-7
6.4 零件删除Fixed 属性.....................................................................6-9
6.5 讯号线加入Min_Line_Width 属性.............................................6-12
6.6 讯号线删除Min_Line_Width 属性.............................................6-14

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