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There was a rounding error in the code setting the SPI clock divider. Fixed in [Rev 36].
Cheers, Emilio
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Hi, I noticed there's a speed regression in the SPI library. This happened between revisions 31 and 32. A small testbench program is here: http://mbed.org/users/allanw/programs/speedregression/m3xdeo
The loop frequency, tested on the LPC1768:
Code