device control

1 definition found

device control - Free On-line Dictionary of Computing (26 May 2007) :

  Device Control
  
     <character> One of the four ASCII characters, DC1, DC2,
     DC3, and DC4, once used to remotely control equipment
     (e.g. a paper tape reader) via electromagnetic switches.
     The characters were usually paired, DC1/DC3 turning one device
     on/off, and DC2/DC4 another.
  
     [Other examples of equipment?]
  
     (1996-08-20)