About TSchm.1

TSchm.1 · 2020-12-16

Hi,I have a board containing an STM32F415RG and another board containing an MCU from another manufacturer. Both boards are supposed to communicate with each other using RS-232 transceivers. The communication is running at 9600 baud and working well f...

TSchm.1 · 2020-12-17

After a whole day of investigation, it seems to me that actually the RS-232 interface driver is the problem. It appears that the receiver threshold is drifting over time which leads to "noise bits" after some time, and to complete communication failu...

TSchm.1 · 2020-12-17

Hi Jan, hi Clive,Thanks for your replies. I had already triggered the logic analyzer to a GPIO in the error case, and the data is OK for the analyzer but not for the STM32. Also, when I trigger a scope to the very same event, I cannot observe any exc...

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STM32F415RG missing bytes on UART RX

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Re: STM32F415RG missing bytes on UART RX