Orcad X PCB Editor vs Presto
I am trying to understand the thought process behind dividing up features that force one to use both editors. For e.g., one cannot align vias in Orcad X Professional Editor (only the Allegro license...
View ArticleDRC error OR unknown error
Having this Unkown error while i routed every necessary traces. IDK help me.
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Snapping function by copying of the VIA
Hi everybody,I am using Orcad PCB Designer 23.1 S006. Often I use the function Copy --> Snap pick to -->Persistent Snap (Pad Edge Midpoint).Unfortunately is something wrong in my Design, so that...
View ArticleHow to set thru via hole to thru via hole spacing constraint?
Is there a way to set a thru via hole to thru via hole spacing constraint?I need the hole to hole spacing, nit pad to pad spacing.I can calculate the spacing using the via pad diameter, but this won't...
View ArticleTest point creation workflow recommendations?
I am trying to figure out the most efficient workflow for adding test points. My use case involves adding ~100 or so SMT pads at the bottom for bed-of-nails ICT test that are required to be on a test...
View ArticlePrevent routing on adjacent layers without affecting pour
Hello,I have a sensitive trace on layer 2 and I would like to prevent any routing along or across it on adjacent layers (L1 and L3).My idea was to use a route keepout shape on L1 and L3, however that...
View Articlespreading clines
hello. i have asked this question a few years back but no good answer so i ask again. i would like to spread clines with equal spacing. i do know how to spread clines between vias. but i would like to...
View Articleupdating a dymanic shape
hello is there a way to update one dynamic shape instead of updating all dynamic shapes? i have over 6000 dynamic shapes on my design and it takes over 10 mins to update them all. i just would like to...
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Test Your Know How : Allegro in Design Analysis
Which Analysis is Being Performed by Allegro in this Image?A. ImpedanceB. CouplingC. CrosstalkD. Return PathE. ReflectionSimply answer by letter or include any reason to support your answer...
View ArticleCopy cline to solder mask layer
I want to make an opening in the solder mask right above a trace that is acting like a guard ring. Do I really need to go and buy the Allegro Productivity Toolbox add-on for using the Cross-Copy tool...
View ArticleAllegroX SPACING rule precedence
Hithe signal SPI_SCLK belongs to TWO Spacing CLASSES: CLS_SP_SPI and CLS_SP_SPI_CLOCKI then assign TWO different SPACING RULES to each class : CLS_SP_SPI > 2H and CLS_SP_SPI_CLOCK > 3.5HWhich...
View ArticlePlace replicate update default behaviour
The default behaviour of Place replicate update is to select every new net item connected to the replicate module. This leads to an abundant number of clines, vias and shapes being selected, most of...
View ArticleAllegroX. ConstraintManager: how to define an exemption inside a SPACING RULE ?
HiI have fixed a SPACING RULE (SP1) for a CLASS_DIFF_PAIR whereas for via associated to the net (DP_VIA), the DISTANCE > 60mils respect to ANY other vias (PTH, BB, TEST vias)Now my problem is that...
View ArticleShape won't connect to pad
I have a small shape for connecting three SMD pads, but it won't connect to one of the pads (0.2x0.6 mm). Thermal relief connects are set to Full contact for SMD pin in Shape parameters, but that...
View ArticleLoading Footprints keep getting DB Doctor message
Loading new netlist into 23.1 Apparently it does not like many of the specified footprints or padstacks. I have to open the footprint in 231., save the pad stack then save the footprint. This is very...
View ArticleUpdate Package_Height_Max from Orcad Capture
I am using OrCAD PCB Designer Standard version 17.4-2019. I want to force update the Package_Height_Max property on the place bound top shape. The footprint library that we've created has that property...
View Articlescaling a footprint
hello is there a way to scale a footprint of a symbol? scaling a footprint means moving all the pad locations of the symbol by +x% or -x%. regardsmasa
View Articleexporting a modified symbol out
hello: i place a symbol into my design. on my design, i change the symbol property by unlocking the symbol and unfixing pins so that i can move pins on the symbol. i move some pins on my design. but...
View Articlehow can load the Dll files and use it in Allegro 16.6
Hello everyone!Have you ever used the axlDllOpen function for Allegro 16.6?It doesn't work for me. Please give me your solution.Thank you.HoangKhoi
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Creating Web/Thermal shape for paste mask
Any tips or SKIL files to help create a thermal shaped openings for paste masks for a donut shaped pin for mics or stand-offs like below?
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