I have a Nucleo H743ZI2. I have been reading "Mastering STM32" by Carmine Noviello, and on page 188 (last paragraph) he says that the maximum IO toggle rate is 10 MHz on the STM32F446. He gives oscilloscope traces, but I can't see the frequency, beca...

Folks, I have fallen at the first hurdle. I bought a Nucleo-H743Z12, and when it arrived, I checked the jumpers according to the instructions, and plugged it into USB. It lit up its LEDs and performed as expected : The Usr button changed the LED disp...

I'm sorry if I'm in the wrong forum.  The Chinese board is at https://www.ebay.co.uk/itm/STM32H750VBT6-Development-Board-ARM-STM32H7-Programmable-Controller-Module/123952880379?hash=item1cdc2adafb:g:8vsAAOSwnihdtAn4It has a USB port on it with a CH3...