Design Files/Gerbers of SAKC V2
cicamargoba at gmail.com
Thu Jul 29 09:20:23 EDT 2010
On Thu, Jul 29, 2010 at 6:41 AM, Adam Wang <adam at sharism.cc> wrote:
> I found that you removed J18 header and routed J17's <DC Jack>unused pin to
> There's serious power +5V will collide with ground conditions must be
> happended below:
> a) As long as usb power cable plug in, it directly shorts to the GND if
> the DC JACK is a type of Normal OPEN. even if using NORMAL CLOSE(once 2.1mm
> b) when mini-cable USB doesn't plug in, and DC JACK (if it's a NORMAL
> OPEN)have +5V input works. later one USB power plug in, its usb +5V will be
> forced to connect to GND caused DC JACK pin.
> You might misunderstand the 3rd pin action of J17.
You're right I make a mistake.
> 1, D10's footprint is still small, pls use a 0603.
> 2, The fpga's extendable header's text is "J19" not J20.
I've already uploaded this changes to git repository
Carlos Iván Camargo Bareño
Departamento de Ingeniería Eléctrica y Electrónica
Universidad Nacional de Colombia
cicamargoba at unal.edu.co
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