Introducing Amsdos And Cp/M; What Is Amsdos? - AMSTRAD cpc 6128 User Instruction

Part ID: Introducing AMSDOS and
CP/M ....
What is AMSDOS? ....
When the computer is switched on or reset, the system defaults to operation under
'AMSDOS'. AMSDOS is an abbreviation of AMStrad ,Disc Operating System, and
offers the following file handling commands and functions:
LOAD "fi lename"
RUN "filename"
SAVE IIf; lename"
CHAIN "fi lename"
MERGE "fi lename"
CHAIN MERGE "fi lename"
OPENIN "fi lename"
OPENOUT "fi lename"
CLOSEIN
CLOSEOUT
CAT
EOF
INPUT #9
LINE ,INPUT #9
LIST #9
PRINT #9
WRITE #9
In addition, AMSDOS provides a number of extra commands for disc management.
These commands are called external commands, and are preceded with a bar symbol
I. (You will find the I symbol by holding down [SHIFT] and pressing the
(j}
key.)
Some of the more common external commands that you will use are:
la
Ib
I
tap e (which can be sub-divided into
I
tap e •
i
n and
I
tap e •
0
ut)
Id;
s c (which can be sub-divided into
I d i se. i
n and
Id; se.
0
ut)
The commands
I
a and
I
b are used on a 2-drive system, to tell the computer which
drive to direct any subsequent disc command.
Foundation Course Chapter 1 Page 75