tunelp

Set various parameters for parallel port devices for troubleshooting or for better performance. Part of util-linux. More information: https://manned.org/tunelp.

  • Check the [s]tatus of a parallel port device:

tunelp --status /dev/lp0

  • [r]eset a given parallel port:

tunelp --reset /dev/lp0

  • Use a given [i]RQ for a device, each one representing an interrupt line:

tunelp -i 5 /dev/lp0

  • Try a given number of times to output a [c]haracter to the printer before sleeping for a given [t]ime:

tunelp --chars times --time time_in_centiseconds /dev/lp0

  • Enable or disable [a]borting on error (disabled by default):

tunelp --abort on|off

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