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MKL03Z8VFG4 and J-link: unlock  failed

Question asked by Roman Storozhenko on Mar 16, 2016
Latest reply on Mar 17, 2016 by jeremyzhou

I have been using the MKL03Z8VFG4 and J-link. I had the unlocking problem that is widely reported almost every single time but this last board I believe does not want to be unlocked. J-link print: "Timeout while unlocking device". Maybe try another new chip?