Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [altium]

Altium is integrated schematic capture, PCB design and FPGA software.

0
votes
0answers
12 views

Altium Properties Panel Missing?

I was wondering if anyone had ever encountered the case where altium's properties panel is completely missing. In my case for both schematic edit and PCB footprint edit, I can't find the properties ...
0
votes
0answers
10 views

Altium: how to export netlist with net class data from Altium?

I am testing Altium for some simple electrical harness design. Now I am trying to generate a report for manual wiring and would like to have typical netlist data (nets and pins) together with net ...
0
votes
2answers
45 views

What is this symbol in Eagle and equivalent for altium

I only use Altium Designer. Today I found an arduino due schematic for Eagle PCB Design Software and I saw a symbol I don't know. What is it, and what is the equivalent in Altium Designer? Is it a ...
0
votes
0answers
21 views

Altium - short-circuit between pad and poly-region with same net

I draw a grounded trace BLE Antenna. One pad has the GND Net and the second pad is ANT Net Here is the error: Class Document Source Message Time Date No. [Short-Circuit Constraint ...
0
votes
0answers
16 views

Altium - broken unconnected nets

I am having trouble figuring out what is wrong with these nets? "Design -> Netlist -> Clear all nets" will delete only the functional ones and these unconnected ones remain. Can anyone tell me what ...
0
votes
0answers
42 views

Altium: Repeating SPI/I2C Blocks

What is the proper way of repeating I2C/SPI blocks? Since we know in the case of SPI blocks, MISO, MOSI & SCK must all be tied together in a single bus for communication to happen. I have read ...
0
votes
0answers
37 views

Altium Designer 19 mixed simulation

I'm trying to plot a current vs. resistance graph using mixed simulation in Altium Designer 19.1.5. I'm having a problem creating the variables and plots which are not against time. It would be very ...
0
votes
0answers
34 views

Altium: rotate schematic symbol while keeping wires attached

I'm new to Altium. Mostly impressed, but it has some very odd behaviors. When rotating a part in the schematic, the wires don't stay attached, which is very unexpected behavior... and dangerous as ...
2
votes
1answer
40 views

Altium: How to hide silkscreen designator for specific components

In Altium, how can I hide the component designator for a specific component, without hiding the designators for all components?
0
votes
0answers
20 views

Unrouted Nets Error in Altium 18!

So, I use Altium 18 and I was checking the Board information for my PCB. Under Nets, it showed total of 24 Nets and 0 Unrouted Nets. During my checks I found one of the nets was unconnected, yet the ...
0
votes
0answers
13 views

CircuitStudio ActiveBOM?

Has anyone figured out how to access ActiveBOM in CircuitStudio? I read an Altium article the explicitly stated ActiveBOM is available in CircuitStudio but I cannot find it.
1
vote
1answer
29 views

Altium - Changing the libraries for completed schematics and PCB design

I made a design using a library (say 'All.SchLib' and 'All.PcbLib' where I have everything). Then I made libraries from the project (say 'projectA.Schlib' and 'projectA.Pcblib' which now contain only ...
1
vote
2answers
42 views

Handling DNP parts in ActiveBom in Altium Designer 19

I have another issue with ActiveBOM in Altium Designer 19, this time related to DNP ("do not populate") parts. For example, I have a bunch of 1k resistors in my design, some of which are not ...
1
vote
1answer
32 views

Altium PCB Footprint Component Size Does Not Interpret Text Properly

I have just updated from Altium 17 to Altium 18 and I am seeing a strange behavior where the special string text overrides the the actual size of the text. This special string text size is being ...
0
votes
1answer
31 views

How to generate assembly schematic file in Altium

I need some help in generating assembly schematic file like the one below (first image). I managed to create something similar to it (second image), but I couldn't add those component names, values ...
1
vote
1answer
46 views

Faster refactoring in Altium Designer 19: Quickly converting a circuit fragment to a new sub-sheet

In the process of refactoring a large schematic sheet into smaller, more manageable, hierarchical sheets in AD19 I have the following process: Create a new schematic sheet for the sub-circuit and ...
0
votes
1answer
27 views

Multichannel Design - Multiple Rooms not Generating

This is a follow-up to my previous question on multichannel design. I am now in the layout stage and need to figure out why my repeated schematic sheet (Sensors.SchDoc) is not generating multiple ...
1
vote
1answer
27 views

Via Template option is disabled

When I'm doing the connection, and I want to switch the layers (TOP to BOTTOM via Via), Altium automatically select some default values of Via size. I made my own Via Template, but the "Via Template" ...
1
vote
0answers
33 views

Altium: Rectangular clearance around rectangular pads

I am designing a high voltage PCB so I have created clearance rules between nets equal to the pad spacing on the high voltage capacitors (4.5 mm). When I pour polygons, Altium appears to produce ...
0
votes
2answers
28 views

What would prevent me from copying pads (or other components) in Altium?

I'm attempting to copy and paste several components from one Altium PCB to another. I would like to copy and paste all the components all at once, because they are mounting hardware for another PCB, ...
1
vote
1answer
58 views

Altium: how to assign a net class to unconnected pins?

I have PCB with a clearance rule for nets that can be exposed for higher voltages: In the schematic I put a blanket around the area I need to be assigned as higher voltages nets (I called this class "...
0
votes
1answer
41 views

Multichannel Design with Multiplexers

I am trying to use four MUXes to send 4x8 identical sensors onto an I2C bus. Let's call my four types of sensors A,B,C,D. Eight of each means 32 sensors that I need to 8:1 MUX onto one I2C bus. I'm ...
0
votes
1answer
30 views

Altium Designer 16.1 Can't find Pin in Place Menu

I am new to Altium, so this is probably a stupid question. I want to place a pin in a schematic, as described here. But I cannot find pin in any of the menus. No pins anywhere... What am I doing ...
0
votes
0answers
37 views

Value is a duplicate in Altium Designer BOM

I'm using ActiveBOM in Altium Designer 19. My design has 100k 5% resistors and also has 100k 1% resistors. ActiveBOM gives an informational warning (an "i" with a white circle around it) that the ...
0
votes
0answers
24 views

Altium PDF print generate bad search index

I've had this problem many times with Altium (I'm using Altium 17). When I generate a PDF of a schematic through my outjob file, the search index of the PDF is often wrong. The Logical designator is ...
3
votes
2answers
78 views

Best Altium component practice for resistors, capacitors [closed]

In the past when drawing resistors in Altium schematics, I have only used "Res3" from the supplied Alitum default library "Miscellaneous Devices.IntLib". For each Res3 I place, I only changed the ...
1
vote
2answers
49 views

Altium 19 stack manager and Gerber file setup

I have installed Altium Designer 19 recently but I have two problems with this version: First of all, when I open the layer stack manager I can not see "save and load and advance" at bottom. I don't ...
0
votes
0answers
27 views

Highlighting feature of any net becomes latched on in Altium 17.1 PcbDocs

When routing a net, highlighting of startpoint/endpoints is great, but when a net I am no longer working on remains highlighted, it becomes an annoyance. This is happening multiple times a day and the ...
5
votes
3answers
929 views

How to remove these lines in Altium Design

In my design, there are some lines with "=" on them. Can someone tell me why these lines appear and how to delete them? I'm using Altium18. Thank you.
1
vote
2answers
65 views

Constrain plane clearance from annular ring in Altium

I need to constrain a plane from shorting to the annular rings of a number of vias. The dialog found at ...
0
votes
2answers
71 views

How can I resolve the error “Net wire X has multiple names”?

The message "Nets Wire AHS2 has multiple names" is shown as a warning in Altium. How can I solve this please? I spent more than two hours and I couldn't locate the problem. PS: I know it is a ...
0
votes
0answers
22 views

CircuitStudio: How to connect zero-indexed buses to a repeat schematic sheet?

The general gist of what I'm trying to do (in CircuitStudio), is the following: In a hierarchical block "input", I generate four signals that are to be fed to an array of sensors, one signal per ...
-1
votes
3answers
137 views

Which gerber files I need to send to my PCB manufacturer?

My PCB has two layers. I'm using altium and, after to generate the gerber files, I will to generate the drill files and send to a PCB's manufacturer. But, about mechanical gerber files extensions, ...
0
votes
1answer
27 views

How can I change all existing designator font sizes on PCB in Altium?

When I select multiple designators and when I select "properties" - only one designator changes. I have same problem with setting other parameters on multiple objects. How can I change all existing ...
0
votes
2answers
55 views

Altium: Parameter from 'Sheet Symbol' in Schematic also displayed on PCB?

As image below, I have a 'Sheet Symbol' that I will use many times. I have defined a parameter for the 'Sheet Symbol' called 'name'. Is there a way of having this text shown on the overlay/silkscreen ...
1
vote
0answers
28 views

Altium: Stitching vias applying for multiple nets in multiple channels

I'm tryint to add stitching vias to my multichannel project. I have 5 nets for via stitching to be applied on each channel and 3 channels in the project. So 15 nets in total. Looks not too much to ...
1
vote
1answer
73 views

How to design planar toroidal inductors using Altium designer?

Prior to this, I did spiral inductors which was relatively easy. But I am now stuck in designing toroidal inductors. I know the distance between each turns but having trouble placing them in ...
0
votes
2answers
63 views

doubt in altuim [closed]

when I compile the project I had no error but many warnings does this affect my work. when I validate changes in engineering change order I get " failed to add class member" but later I found all the ...
0
votes
1answer
32 views

Unlock movement/edit of internal polygon layers in altium 19?

I changed an internal plane to a signal layer and now I want to be able to move objects in this layers like polygon, however I seem to be unable to do so. How can I unlock polygon move/edit in this ...
0
votes
0answers
40 views

Altium Designer: Copy room format does not modify polygon net name

I have a multichannel PCB with channels named U1, U2 and U3. I'm trying to copy the format of one channel to other two: component placement, routing, polygons. In the first place I was facing that ...
0
votes
1answer
81 views

Altium error message: Net(s) Not Found in Differential Pair

When I try to validate changes from my project, I get this error message: Net(s) Not Found in Differential Pair PA_D : Positive Net [PA_D_P] & Negative Net [PA_D_N] in current PCB document
0
votes
0answers
17 views

How can I change to metrics units in the “Pad template editor” in Altium 19?

I wonder how I can change the units in the pad template editor to metrics? I also wonder if I can change the default vias to look nicely! For me the default vias looks like this: However after ...
0
votes
1answer
18 views

How do I change and select which Polygon thermal relief Altium Designer 19 shall use?

How can I make a polygon in a Signal layer in Altium Desginer 19, to change its copper thermal relief? I've created a rule for it, or so I think. But I have not been able to find where I select ...
0
votes
1answer
135 views

Net has only one pin in altuim

how can i solve this problem. Thank You. Best Regards
0
votes
0answers
39 views

I get error while using altium library

I made an integrated library using altium form my personal usage. Everything was OK but today when I want to use this library I get this error while try to use some of the components. [File Access ...
0
votes
1answer
63 views

Altium designer, changing from imperic to metrics primitives won't work?

I'm using a trial on Altium, where for I guess support ignores me (Altium Designer version 19.0.14). (I really hope it's better for real users if someone can confirm that, it would be most ...
0
votes
1answer
74 views

Altium Designer 19 net name hidden on tracks

In Altium Designer 10, the PCB file will show Net Names on Tracks and designator on footprint, like this picture: but in Altium Designer 19, the Net Name and designator are both hidden: Does someone ...
0
votes
1answer
44 views

ERC for power pin drive - Altium Designer

It'd be of great use for us to emit correct rule check violations for power pins in IC we use. The logic is to force compiling failure when power pins of ICs are not driven correctly from power ...
0
votes
1answer
33 views

Altium “Update PCB documents”, components are generated at the same place

I'm new with hierchical design in Altium. When I update the PCB, all the components of the multi sheets are generated at the same place. There is the hiearchy of the project : I highlighted the ...
0
votes
0answers
81 views

PCB HDMI high speed routing suggestions on my layout

I would like to get suggestions from all the high speed PCB layout experts on my PCB design. I have a board with HDMI transmitter IC whose output is going to HDMI switch IC. The switch IC also has ...