About Jan Rusinsky

Jan Rusinsky · 2017-01-06

Posted on January 06, 2017 at 11:20Hello,I am trying to find out why STM32F427 is crashing into HardFaultHandler in new batch of PCBs.Please note firmware is proven and is running fine on many boards without any issues, but with new batch of PCBs, m...

Jan Rusinsky · 2017-01-07

Posted on January 07, 2017 at 16:10Just to finish the story, maybe it will help someone..The fault was exactly where waclawek.jan and Clive One pointed out, the VCAPs :)PCB manufacturer accidentaly placed inccorect value of both VCAP capacitors.Ther...

Jan Rusinsky · 2017-01-06

Posted on January 06, 2017 at 12:52Hello Jan and Nesrine,thank you for suggestions.I have update on this issue:I have just swapped 'faulty' MCU onto previous revision of PCB.Gues what everything is running fine at 180MHz with standard firmware.It m...

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STM32F427ZIT6 stability issue @180MHz

Re: STM32F427ZIT6 stability issue @180MHz

Re: STM32F427ZIT6 stability issue @180MHz