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MPC860 power up problem

Question asked by billy huan on Sep 28, 2014
Latest reply on Oct 20, 2014 by alexander.yakovlev

When I power up the MPC860, the clkout pin will generate a clock switch from 40MHz to 13MHz over and over, which the extal clock source is 40MHz. The MODCK0 is "1" and MODCK1 is "0".

So why would such a case happen? The error hardware configration or the chip itself is bad.