[En-Nut-Discussion] IDE interface

Michael Fischer fischermi at t-online.de
Thu Feb 12 22:12:00 CET 2004


Richard,

WLAN: This is the problem. The WLAN card use the WAIT signal, for both, IORD
and IOWR.
In the moment I work with a "bus emulation". Some latch to emulate the bus
access, but this takes
about 1.5us .. 2us.

I have measured the WAIT, on my notebook, and found waits up to 300ns. A
full access CE was up to 600ns.
The atmega is to fast. Without the emulation, it is possible to use the XDIV
functionality of the CPU,
and divide the clock to a lower access. I think this is not a good solution.

Take a look in the Ethernut CF (WLAN) Interface thread.

WRITE function:
In the moment on hold, I am waiting on a PCB, Harald?
You will find the source by Ethernut.

Jesper:

How is your "April Fool" working?

Michael






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