This is copy-and-past error. Sorry! The correct wording is: "For the ECDSA secp256r1 verify operation it took 205 msec on a Cortex-M7 running at 216 MHz."
Ciao Hannes On 07/25/2016 04:17 PM, Derek Atkins wrote: > Hannes, > > Hannes Tschofenig <hannes.tschofe...@gmx.net> writes: > >> * What are the implications for power consumption? >> >> Here is my initial impression regarding the second aspect from a >> performance analysis I ran on an LPC1768. It took 458 msec to do a >> verify computation with optimization enabled* for a secp256r1 curve. >> The LPC 1768 demo board uses a ARM Cortex-M3 CPU running at 96MHz. >> >> I also did a performance test with the STM DISCO-F746NG, which uses >> a Cortex-M7 CPU running at 216 MHz. For the ECDSA secp256r1 verify >> operation it took 10, 205 msec. > > Is this Ten Thousand Two Hundred Five msec (e.g. 10+ seconds)? Or is > this Ten decimal Two Hundred Five msec? > > -derek >
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