WHAT CP/M 3.0 IS
CP/M is a product of Digital Research, Inc. The version of CP/M
used on the Commodore 128 is CP/M Plus Version 3.0. ln this
chapter, CP/M is generally referred to as CP/M 3.0, or simply
CP/M. This chapter summarizes CP/M on the Commodore 128.
For detailed information on CP/M 3.0, follow the instructions on
the coupon enclosed in the box in which the Commodore 128 is
supplied.
CP/M 3.0, is a popular operating system for microcomputers. As
an operating system, CP/M 3.0 manages and supervises your
computer’s resources, including memory and disk storage, the
console (screen and keyboard), printer, and communication
devices. CP/M 3.0 also manages information stored in disk files.
CP/M 3.0 can copy files from a disk to your computer's memory,
or to a peripheral device such as a printer. To do this, CP/M 3.0
places various programs in memory and executes them in
response to commands you enter at your console. Once in
memory, a program executes a set of steps that instruct your
computer to perform a certain task.
You can use CP/M to create your own programs, or you can
choose from the wide variety of available CP/M 3.0 application
programs.
WHAT YOU NEED TO RUN CP/M 3.0
The general hardware requirements for CP/M 3.0 are a compute
containing a Z80 microprocessor, a console consisting of a
keyboard and a display screen, and at least one floppy disk drive.
For CP/M 3.0 on the Commodore 128 Personal Computer, the
Z80 microprocessor is built-in; the console consists of the full
Commodore 128 keyboard, and an 80-column monitor; and the
disk drive is the new Commodore 1571 fast disk drive, ln addition,
there is either one or two CP/M disks packed with the computer.
If two CP/M disks are supplied, one contains the CP/M 3.0
system and an extensive HELP utility program, and the other
contains a number of other utility programs. If one CP/M disk is
supplied, the system and HELP utility are on one side of that disk
and the utility programs are on the other.
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