Serial Console

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Several sub-compact devices do not provide initial output to a video device. A serial console must be used for installation

  • NB many use 3.3 V or 5 V serial interfaces and are likely to be damaged if connected to the conventional COM socket on a PC
    • USB-serial cables are available cheaply and tend to use 3.3 V interface

Banana Pi

  • requires serial console for initial installation
  • Linux generally allocates these as /dev/ttyUSB0

Cubieboard

  • requires serial console for initial installation

Raspberry Pi

  • most software puts signal to a video port (Composite of HDMI) during initial installation
  • use of a serial console for initial installation is optional