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| Developer | Digital Equipment Corporation and Mentec Inc. |
|---|---|
| Written in | MACRO-11 |
| Working state | Discontinued |
| Source model | Closed source |
| Initial release | 1973[citation needed] |
| Latest release | 5.7 / October 1998[1] |
| Marketing target | Laboratory, scientific, industrial equipment |
| Available in | English |
| Platforms | PDP-11 family and clones |
| Kernel type | Monolithic |
| Default user interface | Keyboard Monitor (KMON) Command-line interface |
| License | Proprietary |
RT-11 (Real-time 11) is a discontinued small, low-end,[2] single-user real-time operating system for the full line of Digital Equipment Corporation PDP-11 16-bit computers. RT-11 was first implemented in 1970. It was widely used for real-time computing systems, process control, and data acquisition across all PDP-11s. It was also used for low-cost general-use computing.[2]
- ^ "RT-11 - Release history". www.oshistory.net. Archived from the original on 28 September 2007. Retrieved 18 March 2022.
- ^ a b Campbell, Milton (December 1982). "The RT-11 Perspective". Hardcopy.