• The UCSD P-System (and the popular variant Apple Pascal) extended the idea of compiler-interpreter to a complete and easy to use operating system.
  • There were four versions of UCSD p-code engine, each with several revisions of the p-System and UCSD Pascal.
  • The UCSD p-System is a highly portable operating system. ... Missing manual: "6936508 - UCSD Pascal Reference for the UCSD p-System".
  • In fact, the P-System operating system itself was written in UCSD Pascal, making the entire operating system relatively easy to port between platforms.
  • The UCSD p-System is a portable, highly machine-independent operating system developed at the University of California, San Diego (UCSD).
  • This paper discusses the UCSD p-System, an operating system for small computers developed at the University of California at San Diego.
  • Version IV.O of the UCSD p-System supports con-current processes with the use of the SIGNAL and \VAIT primitive operations on semaphores.
  • There were four versions of UCSD p-Code engine, each with several revisions of the p-System (and UCSD Pascal).
  • Since it first appeared in the introductory computer science courses at UCSD, the UCSD p-System has been remodelled into many different versions.
  • Heath Company offered a version of the UCSD P-System operating system for their both their 8-bit computers and the 16-bit H11.