[En-Nut-Discussion] Success!!! Realtec driver for GPIO access

Zachary psilva at opensoftware-br.com
Thu Nov 2 13:55:05 CET 2006

Hi Henrik, thank you for your answer! It help me a lot, bacause as I change 
the nicrtl.c to make it works with GPIO to access realtek chip, I was 
thinking it has an error, allthough the change is ridiculous simple.



----- Original Message ----- 
From: "Henrik Maier" <hmlists at focus-sw.com>
To: "Ethernut User Chat (English)" <en-nut-discussion at egnite.de>
Sent: Thursday, November 02, 2006 5:32 AM
Subject: Re: [En-Nut-Discussion] Success!!! Realtec driver for GPIO access

> Yes, if the INT line of the RTL8019AS is directly connected to the 
> ATmega128 you need the edge triggered mode otherwise the polarity of the 
> INT signal is wrong. The edge triggered mode allows configuration of the 
> polarity, the level mode doesn't.
> Henrik
> http://www.proconx.com
> Zachary wrote:
>> Thank you for yout answer.
>> If I understood, if the hardware have the inverter this is an option if 
>> the hardware does not have one like mine, so I need to set this option, 
>> Is this true?
>> Ethernut is amazing, I am having a ping answer in 1,6 ms.
>> regards
>> /Zach
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