Difference between NRST pin external reset and board power on reset

[jjmamtora]

I have below questions:

1. Using NRST pin make LOW which flag would be SET in firmware? 

2. If we do board power ON and OFF, which flag would be SET in firmware? 

[STOne-32]

Dear @jjmamtora ,

Here you go in STM32F2 series reference Manual :

 

https://www.st.com/resource/en/reference_manual/rm0033-stm32f205xx-stm32f207xx-stm32f215xx-and-stm32f217xx-advanced-armbased-32bit-mcus-stmicroelectronics.pdf#page85

Have a great day, 

STOne-32

[Tesla DeLorean]

NVIC_SystemReset() ??