Hi Subhashini,
On Tue, 26 Mar 2019 at 17:23, Subhashini Rao Beerisetty < [email protected]> wrote: > Hi All, > > > I’m looking for an userspace ‘C’ test code to transfer a file on UART > Tx line and receive the file on UART Rx line to test loopback > supported serial port. > Before sending file on UART . I would suggest you to test sending simple buffer and ensure you receive it correctly. > > Can anybody give example of such application? > I am assuming you have correct hardware ,ensure RS-232 RX-TX lines are short.If you are not sure follow below link [image: image.png] Coming to application which tests loop back,there are plenty tools like 1.minicom 2.cutecom etc. if you want to specific application try below https://elinux.org/images/b/b7/Uart-loopback.c https://medium.com/@amitasinghchauhan/serial-port-debugging-101-loopback-test-4a7e40da9055 > > > Thanks > > _______________________________________________ > Kernelnewbies mailing list > [email protected] > https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies >
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