avr32 - ap7000 - sdram problem

Jan Waclawek konfera@efton.sk
Čtvrtek Prosinec 11 14:44:52 CET 2008


Ale nie... Ako inicializujete SDRAM a PIO v tom 16-bitovom rezime, a ako v tom 32-bitovom?

wek


----- Original Message ---------------

Subject: Re: avr32 - ap7000 - sdram problem
   From: "Luboš Melichar" <lubos.melichar@gmail.com>
   Date: Thu, 11 Dec 2008 13:45:08 +0100
     To: HW-news <hw-list@list.hw.cz>

>Mno koukal jsem pres JTAG na registr DBW v SDRAMC a ten je v nule,
>tzn. data width = 32 bits.
>z toho usuzuji ze to bezi v 32-bitovem rezime.
>
>
>On Wed, Dec 10, 2008 at 4:27 PM, Jan Waclawek <konfera@efton.sk> wrote:
>> Aha. A co vsetko robite preto, aby to islo v tom 32-bit rezime?
>>
>> Moja poznamka o tom LCDC bola, ze aj ke mam STK1000, a aj ked tam je  fyzicky 32--bitova SDRAM, chodi kvoli zdielanym gulickam len ako 16-bit; naviac aj ten sw k appnote je napisany tak, akoby bola pripojena 16-bit SDRAM, co spolu s tym chaosom okolo CAS latency a inymi prechmatmi co tam maju, naznacuje, ze I'm ten 32-bit rezim moze pokojne aj neist.
>>
>> wek
>> -----Original Message-----
>>
>> From:  "Lubo1 Melichar" <lubos.melichar@gmail.com>
>> Subj:  Re: avr32 - ap7000 - sdram problem
>> Date:  Wed 10. Dec 2008 15:54
>> Size:  1K
>> To:  HW-news <hw-list@list.hw.cz>
>>
>> Ano, na 16bit to jede, to uz jsem psal.
>> PS: Neumim to vypnout, myslim ze to je standartni email.  Netusim proc s tim
>> ma vas klient problem.
>>
>>
>> PS: html bordel
>>
>> 2008/12/10 Jan Waclawek <konfera@efton.sk>
>>
>>> @#$%^&, ved je tam len jedna otazka a na tu ste neodpovedali.
>>>
>>> Pisali ste, ze 16-bit rezim vam ide, mozete to potvrdit?
>>>
>>>
>>> wek
>>>
>>> PS Mozete si konecne vypnut ten HTML bordel, prosim?
>>>
>>>
>>>
>>> ----- Original Message ---------------
>>>
>>> Subject: Re: avr32 - ap7000 - sdram problem
>>>   From: "Lubo  Melichar" <lubos.melichar@gmail.com>
>>>    Date: Wed, 10 Dec 2008 10:42:15 +0100
>>>     To: HW-news <hw-list@list.hw.cz>
>>>
>>> >--===============1180446464==
>>> >Content-Type: multipart/alternative;
>>> >       boundary="----=_Part_80259_12922321.1228902135608"
>>> >
>>> >------=_Part_80259_12922321.1228902135608
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>>>
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>>> [atd.]
>




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