About DB1

DB1 · 2019-10-07

Help please. I have a STM32F0 and two STM32H750 micros all sharing Tx,Rx and Boot 0 lines but separate reset lines to a host processor running Linux. I need to be able to reprogram all three STM32's one at a time from the host. The F0 works fine, no...

DB1 · 2019-10-11

I found the problem.First ST showed me a cool trick to figure out if the part was getting into bootloader mode. I connected to the H750 with my debugger and ran it. Then using jumpers I manually put the part in bootloader mode (pull boot0 high) and...

DB1 · 2019-10-07

That's what we thought too; it does sound like it is not receiving the sync. I have started running some tests just to prove to myself that the usart does work using some ST HAL example code that implements a basic hyper-terminal. So far I'm getting ...

DB1 · 2019-10-07

Thanks for the response Clive. I have already contacted the FAE, but wanted to share with the forum to see what others know and provide help to others in the future.Right now I am waiting 500ms after reset before probing, but I have tried many other...

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STM32H750 rev V chip does not respond to sync command in bootloader mode. Rev Y does!

Re: STM32H750 rev V chip does not respond to sync command in bootloader mode. Rev Y does!

Re: STM32H750 rev V chip does not respond to sync command in bootloader mode. Rev Y does!

Re: STM32H750 rev V chip does not respond to sync command in bootloader mode. Rev Y does!