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Lpc2000

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Re: Using SSP with 24bit transfers

2005-01-30 by beano040461

Fine Jeff

our application is not so speed intensive on the AtoD but we do have
to implement an FIR, our main restriction on the speed is also that
the atod value has to be produced over modbus so comms speed tends to
be the major restriction. We did a lot of timing tests when we started
the project before christmas if you like i could send them to you. i
could also send you the ssp code although with the 125x sharing the
data line with the dataready, we use an external int to pick up the
dataready and then just squirt 3 characters up the spi and to get the
24 bits of data back so not sure if relevant.


paul

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