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File No. S360-01
Form A22-6898-1
Systems Reference Library
IBM System/360 Model 50
Functional Characteristics
This :rrlanual presents the organization, characteristics, functions
'and features unique to the IBM System/360 Model 50. Major
areas ~ described are system structure, generalized, information
How, standard and optional features, system control panel, in-
struction timings, channel characteristics, concurrent input!out-
put capabilities, selector channel loading, multiplexer channel
loading, and channel interference with the cpu.
Descriptions of specific input!output devices used with the
IBM System/360 Model 50 appear in separate publications.
Configurators for the IBM 2050 Processing Unit and I/O de-
vices are available. See IBM System/360 Bibliography, Form
A22-6822.
It is assumed that the reader has a knowledge of the System!
360 as defined in the IBM System/360 Principles of Operation,
Form A22-6821 and the IBM System Summary, Form A22-6810.
~..
I
SECOND EDITION
This is a major revision of, and obsoletes, Form A22-6898-0. Sections, tables,
and illustrations have been added covering concurrent input/output capa-
bilities, selector channel loading, mutiplexer channel loading, and channel
interference with the CPU. The descriptions of the controls and lights in the