RS-232

RS-232

Applications:

  • Bar code scanners and other point of sale devices
  • LED and LCD text displays
  • Satellite phones, low­ speed satellite modems and other satellite based transceiver devices
  • Updating Firmware on various consumer devices
  • Uninterruptible power supply
  • Stenography or Stenotype machines
  • Software debuggers that run on a 2nd computer
  • Industrial field buses

 

  • Standard: TIA-232-F
  • Cabling: Single ended
  • Connector: DB9
  • Network topology: Point-to-point
  • Maximum speed: 115200 bps
  • Signaling: unbalanced
  • Voltage levels: -25…+25
  • Mark(1): -5…-15
  • Space(0): +5…+15
  • Signals: Full Duplex (Rx, TX)