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Re: [oc] sharing (was: similar project)




HEY , I FOUND YOU BY GOOGLE I NEED THE CONFIGURATION OF 
TOSHIBA MEMORY #TC59S6416FT YOU WERE TALKING ABOUT.
THAKS ALOT
----- Original Message ----- 
From: Jecel Assumpcao Jr <jecel@m... > 
To: Damjan Lampret <lampret@o... > 
cores@o...  
Date: Sat, 13 Nov 1999 21:01:10 -0200 
Subject: [oc] sharing (was: similar project) 

> 
> 
> > our cores will be free, open source. You can use them if you 
> want. 
> 
> Thanks. 
> 
> > Also you 
> > can help us with the cores. 
> 
> We certainly are going in the same direction! I am going to make 
> my design available under two licenses (not quite open source): 
> 
>  A) you can do whatever you want with it, but must publish any 
>     changes and can't use your own trademarks with it 
> 
>  B) you must pay royalty, but don't have to publish changes and 
>     can use whatever names you want with it 
> 
> That doesn't mean that I can't make some pieces of it (like the 
> USB or Firewire cores) available as open source - the above 
> licenses are only for the whole design. 
> 
> A more serious problem is that I feel I will have to design at 
> a much lower level than VHDL in order to fit all I need into 
> a Virtex 300. And while all the cores I have seen are 100% 
> hardware, I intend to move as much functionality as possible 
> to the software in order to squeeze everything in there. 
> 
> > Anyway merlin6 is similar to our SFPGA board. If 
> > you already working on merlin6 you could perhaps give us some 
> suggestions 
> > what chips to use. 
> 
> You have already choosen the FPGAs, so the results of my little 
> research (http://www.lsi.usp.br/~jecel/fpga.shtml) won't be of 
> much help. For the rest of the chips, I tried to keep the 
> number of vendors down and so intend to use: 
> 
>   Toshiba TC58FVT016FT-85 2Mx8 3.3V Flash Memory 
>   Toshiba TC59S6416FT-10 4Mx16 10ns SDRAM (or DIMM sockets 
> instead?) 
>   Toshiba TC55V2325FF-100J 64Kx32 3.3V 100MHz Synchronous SRAM 
>   Cirrus Logic CS8952 100BASE-TX xcvr 
>   Philips PDIUSBP11A usb xcvr 
>   Philips PDI1394P11 3 port phy Firewire 
>   Philips SAA7111A video in processor 
>   Philips SAA7125 video encoder 
>   Philips UCB1200 modem/audio 
>   Philips PCF8583 i2c Real Time Clock, 240 bytes SRAM 
>   Philips UDA1340 stereo codec w/DSP functions 
> 
> Note that Xilinx, Toshiba and Cirrus Logic are represented by 
> Insight Electronics. Nearly all the Philips chips could be replaced 
> by ones from Texas Instruments with similar results (in the case 
> of Firewire, better results since the PDI1394P11 doesn't handle 
> 400 Mbps). Here are some prices I have found for the above 
> compenents: 8.25, 14.25, 5.63, 8.60, 0.67, 5.57, 10.00, 12.57, 
> 9.94, 2.91 (quantity of 200s) and I didn't find the price for the 
> audio codec but would be surprised if it costs over US$4.00. 
> 
> I also considered using the Philips TDA8772H/8 triple 85MHz DAC 
> (US$4.73) for a cheap SVGA output, but ran out of space/pins 
> on the main FPGA. 
> 
> I haven't kept the price lists updated, but you might want to 
> look at: 
> 
>   http://www.merlintec.com/merlin6/io.prices 
>   http://www.merlintec.com/merlin6/virtex.prices 
>   http://www.merlintec.com/merlin6/x4000xla.prices 
>   http://www.merlintec.com/merlin6/memory.prices 
> 
> > Xilinx will probably port their tools to Linux as demand 
> increases. 
> > Basically you need only P&R tools. For VHDL/Verilog 
> compile you can use some 
> > other tools that run (or will run) on Linux, commercial or 
> free. For example 
> > Xilinx Foundation uses Synopsys FPGA Express compiler for VHDL 
> synthesis. 
> 
> I also happen to have a Sun running Solaris, but I expect Xilinx 
> tools for it are much more expensive than the Windows versions. 
> 
> -- Jecel 
> 
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