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Objectives
Introduction
Hardware Features
1770 M11 Mass Storage System
In this appendix you will read about:
hardware features of the 1770–M11 system
file management features of the 1770–M11 system
GA Basic command and function set
The 1770M11 system provides your PLC3 Programmable Controller with
responsive, high speed, high capacity, nonvolatile, mass storage capability. The
possible uses for the 1770–M11 system include the storage and retrieval of:
PLC3 memory contents
PLC3 procedures
data logging files
There are three distinct features of this system. They are:
hardware
file management
GA Basic mass storage system command and function set
Hardware features include:
high capacity, 22.5 megabyte, 5 1/4 inch Winchester disk drive
hardshell diskette (microfloppy)
one intelligent disk controller module with Small Computer System Interface
(SCSI)
one intelligent Disk Memory Interface Module (DMIM) which supports the
PLC3 1775GA module and executes software commands
B
Appendix
B 1
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