About F Nabe

F Nabe · 2017-09-13

Posted on September 14, 2017 at 04:50I'm developing the firmware for our custom CPU-Board with STM32F769NIH6, and checking RTC function using LSE clock. It seems working correctly, but can't see the waveform of LSE clock. Our circuit of the LSE cloc...

F Nabe · 2017-10-04

Posted on October 04, 2017 at 14:33 Dear Clive One Sorry too late. I checked the PA8 by using > HAL_RCC_MCOConfig(RCC_MCO1, RCC_MCO1SOURCE_LSE, RCC_MCODIV_1); But, Unfortunately, There was no LSE waveform on PA8. It's same as PC15-OSC32OUT(f...

F Nabe · 2017-09-16

Posted on September 16, 2017 at 10:12Dear Clive OneThank you so much.>> You should export the signal via MCO> HAL_RCC_MCOConfig(RCC_MCO1, RCC_MCO1SOURCE_LSE, RCC_MCODIV_1);OK. I'll try this, when I'm ready.I wish the LSE waveform can be taken succes...

F Nabe · 2017-09-14

Posted on September 15, 2017 at 06:50Dear Clive OneThank you for your help.> PA8 not PC8Sorry, It was my mistake of a typing. PA8 is right.> If the HSI_ON does not cause the crystal to start and assert HSI_RDY or it takes too long for it to startI s...

F Nabe · 2017-09-14

Posted on September 14, 2017 at 12:09 , ,Dear Clive One, ,Thank you very much for your reply.>, What are the specifications for the LSE crystal chosen, and capacitors placed?The specification of the compornents are following:Extarnal 32.768KHz XTAL ...

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Question: How to check the waveform of the LSE - External 32.768KHz XTAL clock

Re: Question: How to check the waveform of the LSE - External 32.768KHz XTAL clock

Re: Question: How to check the waveform of the LSE - External 32.768KHz XTAL clock

Re: Question: How to check the waveform of the LSE - External 32.768KHz XTAL clock

Re: Question: How to check the waveform of the LSE - External 32.768KHz XTAL clock