Author Topic: Yet another digispark clone!  (Read 2733 times)

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Offline bootfetchTopic starter

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Yet another digispark clone!
« on: October 11, 2013, 05:39:56 am »
Hello,

Here is my attempt in cloning Digispark - its still on the board design phase and i still need to get some funds to paypal for the fab but heres how it looks right now.

I changed the layout so that it can go with most breadboards and added a little prototyping area.

please leave comments on it thanks
 

Offline matkar

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Re: Yet another digispark clone!
« Reply #1 on: October 11, 2013, 07:20:38 pm »
One thing jumped into my eyes right away. I don't like those two vias in front of the D+ and D- USB connection pads. It doesn't matter if solder mask is covering them. Eventually the solder mask will wear off and you risk making data connection before power is applied to the system which could cause latchup.
 

Offline bootfetchTopic starter

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Re: Yet another digispark clone!
« Reply #2 on: October 14, 2013, 01:45:39 am »
One thing jumped into my eyes right away. I don't like those two vias in front of the D+ and D- USB connection pads. It doesn't matter if solder mask is covering them. Eventually the solder mask will wear off and you risk making data connection before power is applied to the system which could cause latchup.

Got it! Ill change that! Thanks!
 


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