Service Manuals, User Guides, Schematic Diagrams or docs for : IBM 360 princOps A22-6821-0_360PrincOps

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                                                           Form A22-6821-0
                                                           File No. S360-01




Systems Reference Library




IBM System/360 Principles of Operation

This manual is a comprehensive presentation of the
characteristics, functions, and features of the IBM Sys-
tem/360. The material is prescnted in a direct manner,
assuming that the reader has a basic knowledge of
IBM data processing systems and has read the IBM
System/360 Systems Summary, Form A22-6810. The
manual is useful for individual study, as an instruction
aid, and as a machine reference manual.
   The manual defines System/360 operating princi-
ples, central processing unit, instructions, system con-
trol panel, branching, status switching, interruption
system, and input/output operations.
   Descriptions of specific input/output devices used
with System/360 appear in separate publications.
Also, details unique to each model of the System/360
appear in separate publications.
Copies of this and other IBM publications can be obtained through IBM Branch Offices.
Address comments concerning the contents of this publication to:
IBM Corporation, Customer Manuals, Dept. 898, PO Box 390, Poughkeepsie, N. Y. 12602
                                                                                                                                                                                         Contents
IBM System/360 .................................................................. ..            5    Decimal Arithmetic ................................................................                   34
General-Purpose Design ...................................................... ..                5    Data Format . ' ........................... '.... ............ ................... .......            34
Compatibility ......................................................................... .       5    Number Representation                                      ...................................        34
System Program ..................................................................... .          5    Condition Code ..... ,................ ,...............................................               35
System Alerts ......................................................................... .       6      Instruction Format .... .........................................................                   35
Multisystem Operation ......................................................... .               6    Instructions ....................... ,........ '.............................................         35
Input/Output ......................................................................... .        6      Add Decimal .............................................

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