Special input/output

From Wikipedia, the free encyclopedia
Jump to: navigation, search

Special input/output (Special I/O or SIO) are inputs and/or outputs of a microcontroller designated to perform specialized functions or have specialized features.[1]

Specialized functions can include:

Some kinds of special I/O functions can sometimes be emulated with general-purpose input/output and bit banging software.

See also[edit]


  1. ^ Special Microcontroller Functions, retrieved 29 October 2011