set up->design parameter -> shape->edit global dynamic shape parameters->Thermal relief connects -> Thru pins ,Smd pins -> full contact2.allegro 中如何设置等长 setup -> constraints->electrical->net->routing->Min Max Propagation delays 选择要等长的net->右击->create->pin pair->选择pin 修改 prop daly 的min 和max项
修改文件 𝑖𝑛𝑠𝑡𝑑𝑖𝑟\share\pcb\env或 ins t d ir\share\pcb\env 或 inst_dir\share\pcb\text\env 或 inst_dir\pcbevn\env 快捷键定义如下: alias F12 zoom out alias ~R angle 90 (旋转90 度) alias ~F mirror (激活镜相命令) alias ~Z next (执行下一步命令) alias End redisplay(刷新屏幕) alias Del Delete(激活删除命令) alias Home Zoom fit(全屏显示) alias Insert Define grid(设置栅格) alias End redisplay alias Pgdown zoom out alias Pgup zoom in alias F12 custom smooth alias Pgup slide alias Pgdown done alias Home hilight alias End dehilight alias Insert add connect alias Del Delete
1.输出specctra的dsn文件 allegro->file->export->router->demo.dsn->run 2.产生session文件 specctra(pcb router)->file->write->session->demo.ses->ok 3.删除某一层中的布线和过孔 delete(ctrl+D)->.. 4.删除allegro中的板层 setup->cross section->鼠标右键->delete 5.导入session文件 allegro->file->import->router->demo.ses->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
1.Edit->Move 在Options中Rotation的Point选User Pick 2 再右键选Term Group 按住鼠标左键不放并拉一个框选中器件 多余的可用Ctrl+鼠标左键点击去掉. 3. 选好需整体旋转的器件后 右键complete. 4. 提示你Pick orgion 鼠标左键选旋转中心. 5 下面右键选rotate 即可旋转了.
display->colour/visibility->display->OpenGL->Global transparency->transparent //设置元器件 display->colour/visibility->display->OpenGL->shapes transparency->transparent //设置铜皮
Manufacture -> NC -> Drill Customization->auto generate symbols Manufacture -> NC -> Drill Legend Manufacture -> NC ->NC parameters->enhanced excellon format->close Manufacture -> NC -> NC Drill->auto tool select->optimize drill head travel
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
1.setup->area->route keepin,package keepin ->画框 2.edit ->z-copy->options->package keepin,route keepin->offset->50->点击外框
setup->user preference editor->display->shape_fill->
Setup->User Preferences Editor->Path->Library->padpath Setup->User Preferences Editor->Path->Library->psmpath
edit->mirror
setup->desing parameters->text
锁定:选中元器件->命令框输入 fix 解锁:选中元器件->命令框输入 unfix
选中需要对齐的元器件 ,在元器件上点击右键->点击align components->可在options选项卡中选择对齐方式 右键“Done”结束。
Tools->padstack->Replace 在Options选项卡中选中“single.....”仅更改选中的焊盘,否则替换所有焊盘。 点击old输入框 然后直接左键点击要更换的焊盘, 点击New选项卡后面的“省略号”选择新焊盘的路径, 点击Replace ,右键点击“Done” 结束。
setup->design->parameter->text->setup text size ( text blk:字体编号 / photo width: 配置线宽 / width,height:配置字体大小) edit->change,然后在find 面板里只选text,在options面板里设置线宽 和字体大小 (line width、text block) class->ref des->new sub class->silkscreen_top 选择表编号所在层 然后直接拉框、左键点击 就可以修改