These links provided me with the answer. The EEPROM is supposed to be programmed via Ethernet connector. Beckhoff have special software for this and I also see Twincat system manager, maybe it's just manager software according to standard?
On Mon, 11 Dec 2017 12:17:03 +0200 Roland Jollivet <[email protected]> wrote: > Have the looked at this application note; AN1920 > <https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&uact=8&ved=0ahUKEwjO4ZvL24HYAhVHJMAKHXWPC_AQFggoMAA&url=http%3A%2F%2Fww1.microchip.com%2Fdownloads%2Fen%2FAppNotes%2F00001920A.pdf&usg=AOvVaw01fUuVChhmFx3GfVIz8DHt> > ? > > And maybe this article > <https://www.manualslib.com/manual/989925/Microchip-Technology-Evb-Lan9252-Dig-Io.html?page=21> > .. > > > > > On 11 December 2017 at 07:50, Nicklas Karlsson <[email protected] > > wrote: > > > > looks like it according to page 24 > > > > > > These pins are the Distributed Clock Sync (OUT) or > > > Latch (IN) signals. The direction is bitwise configurable. > > > Note: These signals are not driven (high impedance) until the EEPROM is > > > loaded. > > > > Basic problem is I do not know how to get LAN9252 started. Crystal is up > > and running but nothing happens then I insert a Ethernet cable. SPI is not > > running since it read configuration from EEPROM but how do I program > > configuration? Maybe I should program EEPROM before soldering it to board? > > > > ------------------------------------------------------------ > > ------------------ > > 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 > > > ------------------------------------------------------------------------------ > 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 ------------------------------------------------------------------------------ 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
