Laptop Debug

Mitch Bradley wmb at laptop.org
Thu Dec 20 23:59:19 EST 2007


This little module that Tom recommends is just perfect.

Tom Sylla wrote:
> (sorry for the broken threading)
>
> Building on Mitch's mail:
>
> A good option would be to just buy one of these:
> http://www.ftdichip.com/Products/EvaluationKits/TTL-232R-3V3.htm
>
> for $20:
> http://www.mouser.com/search/ProductDetail.aspx?R=TTL-232R-3V3virtualkey62620000virtualkey626-DLP-TTL-232R-3V3
>
> and wire from the little connector and its mate on the olpc to the 100
> mil header on the adapter. (or remove the 100 mil socket, and solder
> directly to the little connector) Pretty cheap and easy solution. You
> can actually buy them without the 100 mil socket:
> http://www.mouser.com/search/ProductDetail.aspx?R=DLP-TTL-232R-3V3-WEvirtualkey62620000virtualkey626-DLP-TTL232R3V3WE
>
> but they cost $4 *more*.
>
> I have used these adapters on 3.3V-level serial ports on several 5536
> platforms (the $100 adapters use the same FTDI device)
>
> There may be similar similarly cheap adapters for other chips like the PL2303.
>   




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