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Type: Posts; User: morty346

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  1. 08-04-2009

    Thread: COM port CreateFile -> Close Handle Works great, unless the USB device is unplugged,

    by morty346
    Replies
    1
    Views
    3,897

    COM port CreateFile -> Close Handle Works great, unless the USB device is unplugged,

    COM port CreateFile -> Close Handle Works great, unless the USB device is unplugged, then it can not be reopened without restarted computer

    If usb device is ever unplugged, i get a return of a...
  2. 02-10-2009

    Thread: Serial Port Access Denied using open("/dev/ttyS0", O_RDWR | O_NOCTTY | O_NDELAY);

    by morty346
    Replies
    1
    Views
    19,542

    Solved! chmod o+rw /dev/ttyS0 chmod o+rw...

    Solved!

    chmod o+rw /dev/ttyS0
    chmod o+rw /dev/ttyS1

    Thank you anyways!
    Greg
  3. 02-10-2009

    Thread: Serial Port Access Denied using open("/dev/ttyS0", O_RDWR | O_NOCTTY | O_NDELAY);

    by morty346
    Replies
    1
    Views
    19,542

    Serial Port Access Denied using open("/dev/ttyS0", O_RDWR | O_NOCTTY | O_NDELAY);

    I am creating a program that opens a serial port for communication but it gets denied when I open it
    I have installed a board that has two ports and have verified they are working by using the...
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