Tagged Questions

Eagle is a low-cost PCB design software package.

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0
votes
2answers
23 views

Eagle: Make copper pour connect to entire SMD pad

So I have a design in Eagle with a few SMD components that have pads that should be grounded. I've done a copper pour (draw polygon->name GND->Ratsnest) to create a top ground plane. On some of my ...
0
votes
1answer
32 views

How to make Eagle package with dual row surface mount tails?

I'm doing a project using the OMNETICS dual-row connectors (http://www.omnetics.com/neuro/pdffiles/A79025-001.pdf). I'm a bit lost about how to make the package for it in Eagle, as the connector has ...
0
votes
1answer
51 views

Connect mulriple grounds to one external connector Eagle

For my project I've designed 3 power supplies, 1 5V, 1 3.3V for the supply of the micro controller and one 3.3V for 3 INA 226 shunt monitors. I do have some questions regadering the ground. de power ...
1
vote
1answer
34 views

EAGLE PCB, how to specify an out-of-board component?

This might be a very basic question. I have a schematic where some of the components are outside of the board. For example, for a power supply, I have a switch and a transformer that are on the ...
0
votes
1answer
38 views

EAGLE detecting error at Copper Trace intersecting Dimension Outline

The ARDUINO_MEGA part from the Sparkfun Eagle Library is used in my board design. However when performing a DRU check, it seems that there is an error where the top ...
0
votes
0answers
33 views

EagleCAD and LPKF S63 Milling machine

I am having an issue with clearances around pads and vias in EagleCAD, when milled on a LPKF S63 milling machine. I am a student myself but in my final year, and helping out by making a small ...
5
votes
4answers
458 views

How can I make a decent ground plane in Eagle?

I've made a couple of simple PCBs as a hobbyist, and for the first time now I want to add a ground plane pour but I'm having some issues. As I have currently understood I need to: Create a polygon ...
1
vote
1answer
51 views

Orphan polygon not filling

I'm trying to have an area of my PCB with the same geometry on the top and bottom copper layers, but I'm having trouble with the polygon on the top layer. I placed vias on the bottom contacts (which ...
2
votes
1answer
35 views

EAGLE: Delete internal layers

I'm doing a Layout and I have some problems deleting an internal layer. As you can see in the pictures below I have 4 layers (1, 2, 15, 16). But somehow I also have a layer called Route 3 (3). I get ...
0
votes
0answers
23 views

EAGLE footprint not sizing correctly

So I had trouble in kicad printing a gerber file with a correctly sized footprint for a generic .1'' 2x20 pinheader. On advice, I switched to EAGLE but this time before I modified any of the parts, I ...
1
vote
1answer
98 views

How to test Eagle schematic design?

I am doing a project where I have to design a PCB. I am new in this field. I am using EAGLE PCB software. About my project: I am working on a project where I have to measure the environments ...
1
vote
1answer
31 views

Make a pad connect to two nets with different names in Eagle

I have a part that is an SMT 'jumper', it is unpopulated and you use it by bridging the pads with solder. I want to put a track from the pin pad to GND. But the pad pin needs to also go to an address ...
2
votes
1answer
53 views

Cutout a polygon from another in any layer in Eagle CAD part creation

I am trying to create a part with a bespoke pad. How do I cut one polygon (for where the hole will be) from the original pad polygon. I don't just want to make a dimension layer and let the PCB house ...
3
votes
1answer
160 views

Eagle: use device in schematic, but hide it on board

How can I hide a device on a board, but still use it in the schematic? For example, I want to have relays in my schematic which are on an other board, to make the schematic more understandable.
0
votes
1answer
30 views

Eagle Clearance Error on DS2784

I am using the CAD drawing for the DS2777 from Maxim Integrated. ...
4
votes
1answer
108 views

Is it possible to move names and parts separately in board edit mode in Eagle?

Most factory-created PCBs I have seen has part names aligned very accurate, without any overlap, without placing under the SMD devices, and so on. My question is - can I move part names separately ...
2
votes
1answer
62 views

CadSoft Eagle polygon won't reach pads in Molex library

I'm using the Molex 5569 library in CadSoft Eagle. When I create a polygon, it won't reach the pads at all. The problem occurs only with components from this library. Have a look at this screenshot ...
0
votes
1answer
39 views

Hide particular airwires/nets in eagle

Is it possible to hide particular airwires in eagle, without hiding all of them? So if there's a net I am not currently interested in, but it has a lot of connections, confusing where other airwires ...
0
votes
1answer
130 views

Cadsoft EAGLE Some objects extend outside the allowed board area

I'm trying to Modify an eagle file that I have, it's a relatively simple circuit and I'm using the free version of Cad soft Eagle to do it. One of the components on the board is a 4 pin plug, I'm ...
0
votes
1answer
44 views

wire bends in eagle

I am trying to do my first pcb design, using the freeware version of eagle 6.5. I will be making a single layer board using toner transfer. I did the routing of all the tracks, but didnt know better ...
0
votes
1answer
36 views

Package/Device for a component with duplicated pins

I have a L79L05 from ST Microelectronics, which has the following pinout: I have created a symbol and package in Eagle for that component. The symbol has three pins - IN, OUT and GND, while the ...
1
vote
1answer
112 views

Spark Core Shield PCB design review

I'm designing a PCB (a shield for Spark Core - microcontroller + wifi board). It is connected to 5 analog sensors (not on board, using 3pin header) and 4 relays (on board). Output(RJ45) and vias on ...
0
votes
2answers
58 views

Eagle cad replace command using command line

I am using Eagle Cad and changed my libraries to another folder. I needed quicker access. Now I have to update my components in my schematic and wanted to use the replace command from the command ...
1
vote
2answers
48 views

Custom package in EagleCAD not aligning to grid

I'm trying to make a custom package in eagle, and somehow the pads of my part got misaligned w.r.t. the grid. Is there any convenient way to correct for this when it happens? I know about the ...
1
vote
2answers
71 views

PCB designing: facing problem in connecting pushbutton

I decided to learned PCB designing using EAGLE 7.1.0. So I first of all I go through this video then through this video. Now I started designing a board for ATmega16 microcontroller. For this I ...
1
vote
3answers
115 views
+50

How to deal with devices connected via a connectors in schematics?

I have a few sensors (potoresistor, temp sensor...) that connect to the board indirectly. The PCB will have a connector such as the molex 4pin fan connector that will in turn connect to the ...
0
votes
2answers
78 views

Custom Eagle Part has isolation built-in?

I've just created the footprint for a QFN-56 8mmX8mm to be used with the TLC5958. It seems like there is some sort of isolation built in to the center pad and I cannot figure it out. In the image ...
0
votes
1answer
40 views

Eagle libraries for Automotive Header connectors

I am working on a diagnostic tool for automotive application that will be able to check wire integrity and offer a very quick way for technicians to know if there are any physical wiring faults while ...
4
votes
1answer
73 views

How many AVR's on an Arduino Leonardo?

What is going on here? According to the circuit diagram there are two microcontrollers (U1 and U2, with slightly different partnumbers) on the Arduino Leonardo, but when I take a look at the PCB I can ...
7
votes
3answers
723 views

What are some tips to routing a one sided PCB?

I'm having trouble routing this PCB in Eagle 7.1: I have tried the following: Autorouting - it could not complete Moving components around Manually routing - I always ended up getting stuck ...
1
vote
1answer
49 views

Need some help learning to make my own parts in Eagle

I am extremely new to using Eagle (or creating circuits in general). I've been searching around online for tutorials on making your own parts in eagle. However, I still have a few questions and I was ...
0
votes
3answers
109 views

RJ11 socket in Eagle libraries?

I am trying to add RJ11 (telephone wire) sockets to my PCB on Eagle but am having trouble finding it in the libraries. Is this a standard socket that is included or do I need to install some external ...
1
vote
1answer
164 views

Ok, EAGLE eyes… what am I missing here?

Ok, so most of my schematic is completed, and I've cleared all the ERC checks but this one. I don't seem to see what the problem is. all the positive powers are connected using the same (copy paste) ...
1
vote
1answer
52 views

Custom device with multiple gates tied together in Eagle

I'm trying to create a transistor array device in a small library I'm working on in Eagle. The device has five P-Channel MOSFETs. The source of each MOSFET is internally tied together and connected to ...
0
votes
0answers
24 views

Problems with hole.lbr Eagle

I am simply trying to make two holes in a Eagle schematic using holes.lbr to connect two wires to. It appears as though I cannot connect it to any part, I have tried using the net, wire and junction ...
1
vote
2answers
48 views

Eagle Freeware - definition of 'signal layers'

According the the Cadsoft website, Eagle Freeware supports '2 signal layers'. Am I right that Cadsoft includes power and ground layers in their definition of 'signal layers'? In other words, am I ...
1
vote
0answers
49 views

Adding a Logo to the Eagle Board file

There are instructions out there on the web on how to import a Bitmap file into Eagle CAD and it's an option in the "File" menu so it should not be a problem. I'm going through the process and finding ...
4
votes
1answer
79 views

How to place a hole at an angle in Eagle

I am trying to create my own package in Eagle 6.6. I have to place holes at specific angle of 36 degrees. I need to place 10 holes on the circle with an angle of 36 degree to each hole. The package ...
1
vote
0answers
33 views

Scripting via in Eagle library

I am trying to create a custom library part in Eagle and I am having trouble scripting vias. I get an error saying that vias can only be created for boards. However I can manually place them with my ...
6
votes
1answer
631 views

Stop mask errors in DRC

I'm doing my first board in Eagle (first board at all, actually) and am getting a lot of stop mask errors around parts that I'm using out of the Nordic and Adafruit libraries. Every point of ...
4
votes
2answers
353 views

How to convert files from Cadence to Eagle CAD?

Is there any free software that can convert Cadence files (.dsn, .opj, .brd) into Eagle CAD files (.brd, .sch)?
3
votes
1answer
56 views

How do I duplicate a part in eagle?

I just modelled a P-Channel MOSFET in Eagle and now would like to do duplicate the device to make slight changes to both the symbol and the device for a similar N-Channel MOSFET. I've searched and ...
0
votes
2answers
127 views

Which layer of PCB is used to identify cut-out of individual boards within a panel?

Let's say I'm using a software like EagleCAD to create a panel with a few copies of a design (or even different designs). There is a "Dimension" layer (mapped to an Outline layer, e.g., GKO), but ...
2
votes
2answers
300 views

Are there Atmel and PIC libraries for Eagle?

I am using CadSoft's Eagle library with added libraries from Adafruit. However, I still see an overwhelming lack of modern Atmel products in the component list. I'm relatively new to Eagle so I ...
3
votes
2answers
64 views

Multiple traces for single connection in Eagle

I'm manually routing a power distribution network in Eagle, and am trying to follow the IC vendor's recommendation to attach vias to the power plane both left and right of the bypass capacitor's ...
2
votes
1answer
52 views

Can I change the size of a symbol in EagleCAD?

I am new to EagleCAD and I just finished generating a new complementary MOSFET in a TSOP-6 package. Everything was fine until I pulled the new component into my schematic and realized that it was way ...
1
vote
1answer
41 views

How to use high and low naming with negation on Eagle

I noticed it's possible to give present a negation value by calling a variable the following: !A However I'm trying to imitate an existing part where A has the header line, and B doesn't and it only ...
1
vote
1answer
129 views

High voltage/current design on PCB

I am building a circuit that allows me to control a set of light (more specifically Christmas lights you see in supermarkets) with relays (AQH 2223). My idea is to have the controller input on one ...
1
vote
1answer
281 views

Which Eagle part to use for this 2-pin Screw Terminal?

This is my first EAGLE design and I'm looking to add some a number of 2-position screw terminals (3.5mm pitch) PRT-08084. Problem: I can find the EAGLE part for ...
1
vote
1answer
35 views

EagleCAD Device Dimension layer

I am creating an Arduino compatible with minimal parts (ie chip, caps crystal) and since it was available from Adafruit's EagleCad library decided to use the Arduinor3-noioref component for the pad ...