[Python] How to configure a tty in python with pySerial?

Discussão em 'Python' iniciado por Stack, Junho 14, 2025.

  1. Stack

    Stack Membro Participativo

    The module pySerial provides an interface to communicate with a serial device. However, looking at the configuration of a serial device, for example /dev/ttyS1, there are MANY things to configure:

    stty -F /dev/ttyS1 -a
    speed 1200 baud; rows 0; columns 0; line = 0;
    intr = ^C; quit = ^\; erase = ^?; kill = ^U; eof = ^D; eol = <undef>; eol2 = <undef>; swtch = <undef>; start = ^Q; stop = ^S; susp = ^Z; rprnt = ^R; werase = ^W; lnext = ^V; flush = ^O; min = 1; time = 0;
    parenb -parodd cs7 -hupcl cstopb cread clocal -crtscts
    -ignbrk -brkint ignpar -parmrk -inpck -istrip -inlcr -igncr -icrnl -ixon -ixoff -iuclc -ixany -imaxbel -iutf8
    -opost -olcuc -ocrnl -onlcr -onocr -onlret -ofill -ofdel nl0 cr0 tab0 bs0 vt0 ff0 -isig -icanon -iexten -echo -echoe -echok -echonl -noflsh -xcase -tostop -echoprt -echoctl -echoke


    I am especially interested in the parameter -parodd cs7. Is there a way to configure this parameter from within python, or do I have to call an external command to do this (like stty -F /dev/ttyS1 ...)?

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