Today I was get some time for new test and after measure with frequency counter at osc out pin there is no frequency,interest is that to intosc not work too,after probe to put clock via osc in from high precise clock from 4 - 20 Mhz and couple more probe pic not work definitly becouse osc part of chip is in problem.
I was get in meddle time new 16F628-20/P and in same PCB it work 100% correct.
Some time you can buy new bad picmicro :-))
That is finish of my reasearch about that problem.
Best regards
Robert
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