Let's Make Robots!


So shortly after I "finished" the Mini Track robot, or rather I couldn't think of anything else to do to it... yet. :) I got to thinking it would be nice to make … Read more

1.27mm Headers in Eagle

Hi, I'm trying to make a breakout for a Wandboard. And I need to find an Eagle library that has 1.27mm pitch male headers. These are half the pitch of your typical 0.1" headers. 

Does anyone know of a good library that has these headers?


PCB help (Eagle)

Hi all!

I have made a board for the pic16f690 with some servo connections and some other connections. I think the file is kind of self explanatory. I'm basically just wondering if any of you used to doing PCB's or working in Eagle have any warnings or advice on this board. i am trying to get a clean board and also trying to make it onesided. So all tips appreciated.

Thanks in advance

*Edit 121102

My First BatchPCB, er batch

So I finally got my first home designed PCBs back from BatchPCB.  As a bonus, I got double the parts I ordered.


My L298 Motor shield:


My Q1114 sensor board (for line following/wheel encoders)  The mounting holes will need some rework.


Gathering experience with homemade PCB

Oi, yesterday and today I have been trying to make a homemade PCB using Eagle for designing the PCB and printing with a laser printer onto some glossy advertisement paper from junk mail. After several attempts I still haven't gotten a good transfer of toner to the PCB (check images) and I'm wondering if I should just design my PCBs and then send the design files off to Olimex for production