Linux TTY Driver

Table of Contents

1 What is TTY

Terminal is a type of char device, there are mutiple types, generally, TTY is a general name for each type of terminal device. TTY is abbreviation of Teletype, it is the earliest appeared derminal device, there are following device file in /dev directory on linux:

  • Serial Port Terminal (/dev/ttySn)
  • Pseudo Terminal (/dev/pty)
  • Controlling Terminal (/dev/tty)
  • Console (/dev/ttyn, /dev/console)

2 The framework of tty driver on linux


3 The Detail


Date: 2014-08-17 日

Author: Yannik Li(Yanqing Li)

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