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Jecksons Ben
09/08/08 19:13
Read: 748 times
Makassar
Indonesia


 
#158102 - Thank's
Responding to: Jan Waclawek's previous message
>In fact, this was the second source for the originally proposed >memory (I don't remember the manufacturer nor part number, sorry);

It was cypress SRAM...

>however, any of it might be hard to get as this sort of memories >(synchronous SRAM) used to be used as processor (L1) cache for the >486 processor. As the L1 cache in PC is on-chip since the era of >Pentiums, there is no demand for these anymore.

>You might be more lucky looking for fast asynchronous SRAMs (they >were used as cache in 386 based boards; but they are still used in >niche applications so they might be easier to find). (This is what >I have used in the (unpublished) pikoLA mentioned above.) You >might also try to find them on old PC motherboards.

Will find that...

>In any case, you will need to recreate quite a lot of that >project yourself - even the replacement of CPLD doesn't sound as >trivial for me...

Think the problem are EMC..the CPLD already attached at the board
so..the connection with harddisk cables.

---------------------------------------------------------------
32 channels..sufficient with our 40 pins PDIP package...

Best Regards
JBJ





List of 29 messages in thread
TopicAuthorDate
Logic Analyzer      Per Guldmann      09/04/08 06:31      
   another option      Erik Malund      09/04/08 07:38      
   From the embedded muse...      Jon Ledbetter      09/04/08 08:19      
      that Jack is a King      Erik Malund      09/04/08 09:33      
   I bought one...      Dave Brooks      09/04/08 12:40      
      Exactly what analyzer did you buy?      Per Westermark      09/04/08 12:52      
         the 34 channel one...      Dave Brooks      09/04/08 13:02      
            Link      Andy Neil      09/05/08 01:29      
      in the job where I work now...      Jan Waclawek      09/04/08 13:05      
         logic analyzer      Per Guldmann      09/08/08 14:25      
            lucky you      Erik Malund      09/08/08 14:37      
         Logic Analyzer projects      Andy Peters      09/08/08 18:45      
            use the FPGA memory for trigger FIFO      Richard Erlacher      09/08/08 20:34      
            thst's it!      Jan Waclawek      09/17/08 00:36      
               do you mean "PC-software" or "Windows software"      Richard Erlacher      09/17/08 04:31      
                  Both.      Jan Waclawek      09/17/08 12:00      
                     now ... I\'ve never done this ... but ...      Richard Erlacher      09/17/08 16:47      
                        MinGW + wxWidgets      Per Westermark      09/17/08 23:00      
   miniLA      Jan Waclawek      09/07/08 07:54      
      great info      Jecksons Ben      09/07/08 21:43      
         Look for old PC motherboard cache RAM        Richard Erlacher      09/07/08 23:04      
            Thank you      Jecksons Ben      09/08/08 18:50      
         replacement        Jan Waclawek      09/08/08 12:54      
            Thank's      Jecksons Ben      09/08/08 19:13      
   Found???      Jecksons Ben      09/16/08 22:01      
      Those are hard to work with      Richard Erlacher      09/17/08 04:34      
         Correct...but.      Jecksons Ben      09/17/08 21:32      
   Hi      Nomana Intekhab Hadi (Ruh      11/15/08 16:30      
      this defines ...      Andy Peters      11/19/08 14:31      

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