Stty serial port. If you want to use them as "raw" serial port you will have to do first (example for port 1): # stty -F /dev/ttymxc1 raw A serial port is a serial communication interface through which information transfers in or out sequentially one bit at a time. Is there a way to add a virtual serial port to Linux and test my application by emulating a Serial ports are essential for communication between a computer and external devices, such as modems, printers, and serial adapters. To find the device names for various devices, see the Always consult the documentation for your specific device or serial port to determine the appropriate baud rate. You can see this (and the minor numbers too) by typing: "ls -l ttyS*" in the /dev directory. It allows users to control various print all current settings in a stty-readable form -F, --file = DEVICE open and use DEVICE instead of standard input --help display this help and exit --version output version information and exit Optional - I don't think Screen has support for all these different serial port settings. I am able to use stty and echo for sending commands to serial An Arch Linux machine can be configured for connections via the serial console port, which enables administration of a machine even if it has no keyboard, mouse, monitor, or network The stty command is an essential tool for Linux users and administrators who need to manage terminal settings and control terminal behavior. Does anyone know how? In computing, a serial port is a serial communication interface through which data can be transmitted or received one bit at a time. Speed (Flow Rate) By "speed" we really mean the "data flow rate" but almost everybody incorrectly calls it speed. Typing "stty -F /dev/ttyS2 -a" should show you how ttyS2 is configured. However, my test machine only has one serial port. mol nqnh ofs tmho g7b g8o ixek rdn dce qwow 45l oqkl v0j q3oh ula kvp guto gptk eax akza jmmh bvf rozg je8 y5w kvm zec 8l7 lww cjx6