[hpsdr] Operating Configurations

Philip Covington p.covington at gmail.com
Fri May 12 08:57:22 PDT 2006


On 5/12/06, Christopher T. Day <CTDay at lbl.gov> wrote:
> Alex,
>
> I need to check a few details - but also need to get to work - but I
> think that is essentially right. Two points already:
>
> At step 4), the typical behavior on Windows, anyway, is to load into the
> host PC the mini-class/port drivers corresponding to the device
> descriptors returned. One thing I want to check is reconciling this with
> FX2 firmware loading.
>
> I still have the unresolved question of available room in the 1-Wire
> devices. As an example, the default descriptors in the FX2 (which are
> intended only for booting) are a ~200 bytes long. Given all the audio
> stuff on the Janus board, I'd be happier with something like 2kB. Most
> of the 1-Wire EEPROMS I saw were about 265 _bits_. The biggest one is
> expensive and has a long lead time.
>
>
>         Chris - AE6VK

The JANUS uses the EPM240.  Can we not use the MAX II device's user
flash memory for this function ~ 8192 bits or 1024 bytes?

see <http://www.altera.com/literature/hb/max2/max2_mii51010.pdf>

73 de Phil N8VB

 1147449442.0


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