Device Names

Use the information on this page to determine which device to use for a particular Digi port.

During the driver installation, Digi devices are created in the /dev directory. There are three device types; dial-in, dial-out and transparent print:

Device

Format

Device Information

Dial-in

ttyxyy

  • tty is constant
  • x is the adapter designation letter or letters (one or two characters). This letter is assigned during the driver installation and may be changed with dgdxb_config.  See Using dgdxb_config for more information.
  • yy is the device number
  • A ttyxyy device is usually a dial-in device. These devices wait for the carrier signal before opening.

Dial-Out

cuxyy

  • cu is constant
  • x is the adapter designation letter or letters (one or two characters). This letter is assigned during the driver installation and may be changed with dgdxb_config.  See Using dgdxb_config for more information.
  • yy is the device number
  • A cuxyy device is usually a dial-out device. These devices do not wait for the carrier signal before opening.

Transparent Print

prxyy

Examples:

The devices for the first port of an adapter with designation letter "a" would be ttya01, cua01 and pra01.

The devices for the third port of an adapter with designation letters "dg" would be ttydg03, cudg03 and prdg03.