About BBara.1

BBara.1 · 2023-02-27

Hi!I am trying to write a program where I am waiting for receiving 6 bytes of data through UART. It works just fine the first time, than I restart the receive_IT function and nothing happens anymore. I have other codes where I use it just the same, t...

BBara.1 · 2023-03-03

Thank you for the answers but today I was able to find the solution, yet I still don’t understand.So Inoticed that the EIE bit in CR3 register don’t set to 1 after the second call of the HAL_UART_Receive_IT() function, but if I set it to 1 by hand be...

BBara.1 · 2023-03-03

I already edited the post at the end. I was finally able to find the solution. the EIE bit was the impostor :D

BBara.1 · 2023-03-02

I am trying to look at registers with little success. I was able to find that the following exception happens:When I first call the UART_Receive_IT(), the EIE in CR3 set to 1After firing the interrupt EOBF is set to 1 (which is not even documented in...

BBara.1 · 2023-03-02

Yes, rookie thing I don't check the HAL_Status, but unfortunatelly it doesn't help me. Anyway Hal statusr returns OK. I also rewrote the program, now I only have one quick check in the callback and than I have the switch-case in the while loop. But ...

BBara.1 · 2023-02-28

I am not fully understand how my is delay using an interrupt. It only starts a timer, counts, and after a time stops again. Also if I don't use my delay function, the same thing happens.The handler seems to run smoothly, no error or exceptional thing...

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HAL_UART_Receive_IT() only fires once, and I don't know why.

Re: HAL_UART_Receive_IT() only fires once, and I don't know why.

Re: HAL_UART_Receive_IT() only fires once, and I don't know why.

Re: HAL_UART_Receive_IT() only fires once, and I don't know why.

Re: HAL_UART_Receive_IT() only fires once, and I don't know why.

Re: HAL_UART_Receive_IT() only fires once, and I don't know why.