On Saturday 21 October 2017 16:59:08 Philipp Burch wrote: > Hi all! > > On 21.10.2017 22:08, Gene Heskett wrote: > > [...] > > > >>>> I have no idea what is available for PC level hardware to do SPI > >>>> communications though nor if that rate is fast enough for what > >>>> you want > > > > I've not been able to find anything in the way of pci or pci-e cards > > for a pc. And even then, the length of cable will kill quite a bit > > of speed. > > > > The cable from the pi to the 7i90's 26 pin header is about an inch > > long. > > > > [...] > > Let me just chime in regarding this. I'm currently doing just this PCI > Express interface card: > https://hb9etc.ch/hg/pcie_fpga_card/ > > It is fully open source (EAGLE schematics and PCB layout is in the > hardware folder) and designed to allow for the creation of custom > interface cards. That is, the board contains an Altera Cyclone IV GX, > which has an integrated PCI Express controller, together with the > stuff to get the FPGA up and running (supplies, config memory, etc.). > 40 FPGA I/Os are routed to a 2mm pin header at the edge of the board, > designed to be mated with an application card, which could then > contain just about any type of interface needed (as long as the pin > count and FPGA resources allow). With the application card plugged in, > the whole assembly will make up a standard PCI Express x1 card, either > low or standard profile. The application card can then be designed > much more easily, a 2-layer PCB will probably be fine usually. > > The current state of the project is that the schematic and layout are > mostly finished, but need a thorough review and some cleanup. A simple > FPGA design is available to test if the pin connections are > reasonable. I expect that I will order the first few prototype PCBs in > November, to get something to play with. > > Regards, > Philipp
Sounds like it might be Ok Philipp. Make some more noise here when the beta is fit to ship. Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene> ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
