In 1977, the University of California, San Diego (UCSD) Institute for Information Systems developed UCSD Pascal to provide students with a common environment that could run on any of the then available microcomputers as well as campus DEC PDP-11 minicomputers. The operating system became known as UCSD p-System.
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- 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.
- As of May 2006[update], UCSD has released portions of the p-System written before June 1, 1979, for non-commercial use.
- A number of commercial applications were written for the UCSD p-System, but it lost its portability advantage as the industry standardized on the x86 IBM PC...
- The P-System and NCR It NCR once made a computer based on the AMD 2901/2910 bit-slice processor that ran UCSD Pascal...
- In contrast to MS-DOS, where you are simply shown A> on the screen, the UCSD system provides you with a prompt as to what options are available to you.
- Sales revived somewhat, due mostly to Pecan's reasonable pricing structure, but the p-System and UCSD Pascal gradually lost the market to native operating...
- The UCSD p-System was a highly portable operating system that ran programs whose object code was pseudocode for an idealized 16-bit processor.
- The UCSD p-System provides a convenient basis for software development on a large variety of micro-computers.
- UCSD PASCAL System II.0 User's Manual March 1979 (англ.)
- The University of California, San Diego has made the source code for the UCSD p-system version 1.5 available as a "free download" for...
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- This is the installation manual for the UCSD p-System 11.0 on the Altos ACS-8000-l5 microcomputer with the RAMDISK feature.
- Heath Company offered a version of the UCSD P-System operating system for their both their 8-bit computers and the 16-bit H11.
