2018-10-12 4:06 AM
Nucleo borads usualy have't resonator for high frequencies.
2018-10-12 4:43 AM
2018-10-12 8:34 AM
The NUCLEO boards typically deliver an 8 MHz reference from the ST-LINK's 8 MHz HSE source
X3 is not populated on the NUCLEO-H743ZI