[En-Nut-Discussion] [ethernut1.3f] NutOs hangs up when registering DEV_ETHER device.

Bernd Walter enut at cicely.de
Thu Sep 22 19:54:31 CEST 2011


On Thu, Sep 22, 2011 at 04:10:42PM +0200, Mateusz Szubart wrote:
> Hi,
> 
> 2011/9/22 Bernd Walter <enut at cicely.de> wrote:
> > How is your RTL8019AS reset?
> > Unlike the AVR it must have an external reset circuit and it has an
> > unusual active high reset line.
> > Without a proper reset the chip often missbehaves.
> 
> Exactly like this: http://www.ethernut.de/pdf/enut13e-s3.pdf

Ok - it inverts !reset to reset for the RTL.
But it doesn't say how !reset is generated.
Did you use a DS1811 as on page 4 or something else?

-- 
B.Walter <bernd at bwct.de> http://www.bwct.de
Modbus/TCP Ethernet I/O Baugruppen, ARM basierte FreeBSD Rechner uvm.



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