Plug compatible: Difference between revisions

==PCM and Peripherals==
Before the rise of the PCM peripheral industry, computing systems were either
* configured with peripherals designed and built by the CPU vendor or
* rebadged devices selected by such vendors
Many peripherals were originally designed to be used with a specific central processing unit (CPU)<ref>{{cite book
|title=Principles of Antitrust |url= |isbn=1640200827
|author=Herbert Hovenkamp |date=2017}}</ref>
The term PCM was originally applied to manufacturers who made replacements for [[IBM]] peripherals.