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Parallella Community • View topic - LVDS interconnection

LVDS interconnection

Any technical questions about the Epiphany chip and Parallella HW Platform.

Moderator: aolofsson

LVDS interconnection

Postby NewstHet » Mon Oct 20, 2014 11:51 am

Hey,
I have a little trouble in gathering information about how to connect board-to-board by LVDS (GPIO).

I need to connect one parallella 7010 (24 gpio) to another parallella 7010 (24 gpio). by my understanding ,it will leave me with 12 signals.

I'm new to LVDS so I have a noob questions:

1. What is the Bandwidth of that connection?
2. Do I just connect the GPIO pines by pure LVDS cable or do I need to use some kind of LVDS serializer/deserializer ?

As I said I'm new to LVDS, when using single ended I know what to do with the input/output signal. differential gets it's input by GPIOx_N_P.
3. How do I read/write the values while programming the parallella FPGA/Board.

Thanks!
NewstHet
 
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Joined: Mon Oct 20, 2014 11:31 am

Re: LVDS interconnection

Postby FHuettig » Mon Oct 20, 2014 6:42 pm

-- Fred -- Hardware Guy --
FHuettig
 
Posts: 142
Joined: Wed Jan 29, 2014 8:30 pm
Location: Lexington, MA, USA

Re: LVDS interconnection

Postby NewstHet » Mon Oct 20, 2014 8:37 pm

Thank You very much!

you gave me a good direction to follow and work on some theory.
NewstHet
 
Posts: 2
Joined: Mon Oct 20, 2014 11:31 am

Re: LVDS interconnection

Postby voyager » Sat Sep 19, 2015 10:15 pm

voyager
 
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