i.MX 8M Mini - RS232 Not working with CTS/RTS

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i.MX 8M Mini - RS232 Not working with CTS/RTS

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Manu61
Contributor II

Hi,

We are using MAX3232EIPWR transceiver for RS232 Communication, RS232 Send receive working without CTS/RTS, Only receive is working with CTS/RTS. May i know the why ?

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Manu61
Contributor II

Any other suggestion to make work UART With CTS/RTS ?

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igorpadykov
NXP Employee
NXP Employee

Hi Manu

 

there may be confusion related to DCE/DTE mode and RTS/CTS signal direction,

one can recheck them using  Figure 16-10. UART external signals to module signals routing with respect to DCE/DTE  mode  i.MX 8M Mini Applications Processor Reference Manual

 

Best regards
igor

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Manu61
Contributor II

Thanks for the reply igor,

We are using DCE Mode only and as per DCE mode only we are making external HW connection but still we are facing issue with transmit with CTS/RTS.

Best Regards,

Manu

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