1.如安在allegro中勾销花焊盘(十字焊盘)
画画作文300字
t up->design parameter ->shape->edit global dynamic shape parameters->Thermal relief connects ->Thru pins ,Smd pins -> full contact
中如何设置等长
tup -> constraints->electrical->net->routing->Min Max Propagation delays选摘要等长的net->右击->create->pin pair->选择pin修改 prop daly 的min 和max项
3.如何设置allegro的快捷键
修改文件 $inst_dir\share\pcb\text\env 或 $inst_dir\pcbevn\env快捷键概念如下:alias F12 zoom outalias ~R angle 90 (扭转90 度)alias ~F mirror (激活镜相号令)alias ~Z next (执行下一步号令)alias End redisplay(刷新屏幕)alias Del Delete(激活删除号令)alias Home Zoom fit(全屏显示)alias Inrt Define grid(设置栅格)alias End redisplayalias Pgdown zoom outalias Pgup zoom inalias F12 custom smoothalias Pgup slidealias Pgdown donealias Home hellolightalias End dehellolightalias Inrt add connectalias
Del Delete
4.如安在allegro中删除有过孔或布线的层时不阻碍其他层
甜不辣
1.输出specctra的dsn文件allegro->file->export->router->>run2.产生ssion文件specctra(pcb router)->file->write->ssion->>ok3.删除某一层中的布线和过孔delete(ctrl+D)->..4.删除allegro中的板层tup->cross ction->鼠标右键->delete5.导入ssion文件allegro->file->import->router->>run也可先将通过该层的过孔先替换成顶层焊盘,删除该层以后再替换回来
5.如安在Allegro中同时扭转多个零件
汤晓菲>Move 在Options中Rotation的Point选Ur Pick 2 再右键选Term Group 按住鼠标左键不放并拉1个框选中器件 多余的可用Ctrl+鼠标左键点击去掉.3. 选好需整体扭转的器件后 右键complete.4. 提示你Pick orgion 鼠标左键选扭转中心.5 下面右键选rotate 即可扭转了.
台式电脑忘记开机密码怎么办
透明度设置
display->colour/visibility->display->OpenGL->Global transparency->transparent
茄丝炒肉 Drill hole size is equal or larger than smallest pad will be drilled away.提示
Drill hole size is equal or larger than smallest pad will be drilled away.不用理会这一提示
如何生成钻孔文件
Manufacture -> NC -> Drill Customization->auto generate symbolsManufacture -> NC -> Drill LegendManufacture -> NC ->NC parameters->enhanced excellon format->cloManufacture -> NC -> NC Drill->auto tool lect->optimize drill head travel
如何正确导入钻带文件
枝繁叶茂的近义词
导进去后MACRO->PLAY->选择(CAM350--SCRIPTS)PADS_DRILL->选择钻带的REP文件还没测试过，rep文件从哪儿来的呢
如何设置route keepin,package keepin
>area->route keepin,package keepin ->画框 ->z-copy->options->package keepin,route keepin->offt->50->点击外框
数学课本
中如何禁止显示shape
完全禁止的方式没找到tup->ur preference editor->display->display_shapefill->输入1个较大的数shape在显示时就不是那么显眼了t-ur preference editor-shape-no shape fill(v)
12.如安在allegro设置自概念元件库途径
在下面两个位置新增自概念元件的途径Setup->Ur Preferences Editor->Design_paths->padpathSetup->Ur Preferences Editor->Design_paths->psmpath
1.在allegro中如何修改线宽
在Allegro的Setup－>constraints里的t standard values中可概念每一层走线的宽度，比如，能够概念VCC和GND的线宽为10 Mil。在铺铜时注意shape－>parameters里一些线宽的概念是不是设置成DRC Value。allegro :tup ->constraints->constraint manager->physical->physical constraint t->all layer->laye width min->4mil
卤味大全 的gloss功效
