PANOS is a discontinued computer

operating system An operating system (OS) is system software that manages computer hardware, software resources, and provides common services for computer programs. Time-sharing operating systems schedule tasks for efficient use of the system and may also i ...

developed by

Acorn Computers Acorn Computers Ltd. was a British computer company established in Cambridge, England, in 1978. The company produced a number of computers which were especially popular in the UK, including the Acorn Electron and the Acorn Archimedes. Acorn's ...

in the 1980s and released in 1985, which ran on the 32016 Second Processor for the

BBC Micro The British Broadcasting Corporation Microcomputer System, or BBC Micro, is a series of microcomputers and associated peripherals designed and built by Acorn Computers in the 1980s for the BBC Computer Literacy Project. Designed with an emphas ...

and the Acorn Cambridge Workstation. These systems had essentially the same architecture, based on a 32-bit NS32016 CPU; the ACW having a

-based " I/O processor". Access to the I/O processor was through a NS32016 firmware

kernel Kernel may refer to: Computing * Kernel (operating system), the central component of most operating systems * Kernel (image processing), a matrix used for image convolution * Compute kernel, in GPGPU programming * Kernel method, in machine learn ...

called ''Pandora''. Panos ran on the NS32016 and was a rudimentary

single-user Multi-user software is computer software that allows access by multiple users of a computer. Time-sharing systems are multi-user systems. Most batch processing systems for mainframe computers may also be considered "multi-user", to avoid leavin ...

operating system, written in Modula-2. It provided a simple

command line interpreter A command-line interpreter or command-line processor uses a command-line interface (CLI) to receive commands from a user in the form of lines of text. This provides a means of setting parameters for the environment, invoking executables and pro ...

, a

text editor A text editor is a type of computer program that edits plain text. Such programs are sometimes known as "notepad" software (e.g. Windows Notepad). Text editors are provided with operating systems and software development packages, and can be ...

and access to DFS, ADFS or NFS file systems via the I/O processor. Targeted at the academic and scientific user community, it came bundled with compilers for the FORTRAN 77, C, Pascal and LISP

programming language A programming language is a system of notation for writing computer programs. Most programming languages are text-based formal languages, but they may also be graphical. They are a kind of computer language. The description of a programming ...

Commands

The following list of commands is supported by the Panos command line interpreter. * .''space'' * .Delete * .Help * .key * .NewCommand * .Obey * .pwd * .Quit * .Run * .Set * .swd * .wait * Access * Catalogue * Configure *

Copy Copy may refer to: *Copying or the product of copying (including the plural "copies"); the duplication of information or an artifact **Cut, copy and paste, a method of reproducing text or other data in computing **File copying **Photocopying, a pr ...

* Create * Delete *

Echo In audio signal processing and acoustics, an echo is a reflection of sound that arrives at the listener with a delay after the direct sound. The delay is directly proportional to the distance of the reflecting surface from the source and the lis ...

* Logon * Rename * Set * Show * Star

References

;Notes * * * Acorn operating systems Discontinued operating systems {{operating-system-stub