[En-Nut-Discussion] Realtek eeprom emulation

Harald Kipp harald.kipp at egnite.de
Tue Sep 28 13:33:47 CEST 2004


Johan,

this is indeed better, but costs an extra port pin.

 From experience a good power-on-reset is required. After
this, the software reset (writing to 0x831F) is sufficient.

Harald


At 11:38 28.09.2004 +0200, you wrote:
>Hello,
>
>After studying in detail the Realtek eeprom emulation method, I found that
>in Rev. G of the ethernut the reset pin of the RTL8019 is not connected to
>the microcontroller. This means that after a reboot of the micrcontroller,
>the RTL8019 is not fully re-initialized. Isn't it better to connect the
>reset of the RTL8019 to the microcontroller?
>
>I look forward to your opinion.
>
>Best regards,
>Johan van der Stoel




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