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Commodore PC 20 User Manual
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Personal
Computer
I
PC
10/20/40
A
2000
:
MS-DOS
3.2
Microsoft
®
MS
®
-DOS
2
Table of Contents
Table of Contents
7
Introduction
11
About the Commodore PC
11
About Your PC User Documentation
12
Unpacking and Setting up Your Equipment
15
Checking What You Received
15
Setting up and Connecting the Equipment
16
The System Unit
16
FIGURE 2. PC 10-2 System Unit
17
Connecting the Keyboard to the System Unit
18
FIGURE 3. Power Cable Connection to the System Unit
18
Connecting a Monitor to the System Unit
19
The ATI Graphics Solution Adapter
20
Video Modes
20
Connecting Accessory Equipment (Peripherals)
21
Connecting a Parallel Printer
21
Connecting a Serial Printer
22
FIGURE 6. Connecting a Centronics (Parallel) Printer to the System
22
FIGURE 7. Connecting an RS 232 C (Serial) Printer to the System
22
Connecting an External Modem
23
The First Steps
27
What to Do First
27
What Is an Operating System
27
What Is MS-DOS
27
Starting or Booting MS-DOS
28
FIGURE 9. Write-Protect Tab
29
FIGURE 10. Inserting the System Disk
29
The Opening Screen Display
30
The Cursor
31
Adjusting the Screen Display
31
Setting the Date and Time
31
If You Make a Mistake
31
Using the Keyboard
31
The A> Prompt
32
What's on the Disk
32
How to Quit
34
Appendices
35
List of Filename Extensions
37
List of Logical Device Identifiers
39
Special Key Sequences
41
0.2.1 Installation Instructions
47
0.3.1 Software Supplied
48
0.3.2 Mode Switching Software
48
Special Note for Using
49
0.3.4 Configuring Your Application Software
49
0.3.5 Running Wordstar in 132 Column Mode
50
0.4.1 the ATI Graphics Solution
51
Co-Existence with Other Video Adapters
52
0.6 for Advanced Users
53
0.6.1 Video Memory Organization
53
Video Data Format
57
0.6.3 Mode Select Registers
58
0.6.4 Programming the 6845
61
Ati Graphics Solution Specifications
62
0.8 Diagnostics and Troubleshooting
64
110 Address Jump Settings on Motherboard
67
DIP Switch Settings
69
Pin Definitions for Parallel Port (Centronics)
71
Pin Definitions for Serial Port (RS 232 C)
73
Welcome
79
What Is MS-DOS
80
Before You Begin
80
How to Use this Guide
82
Learning about MS-DOS
83
Terms You Should Know
84
Program
84
File
84
Filename
85
Directory
85
Volume Label
85
Disk Drive
85
Drive Name
86
Commands
87
Keys You Use with MS·DOS
87
Special Keys
88
Control Key Combinations
88
The Return Key
89
Learning about Disks, Files, and Directories
91
Floppy Disks
92
Disk Protection
93
Hard Disks
94
The Format Command
95
How to Name Your Files
95
Invalid Filenames
96
Directories
96
Getting Started
99
How to Start
99
Ms-Dos
99
How to Quit
101
How to Make a Backup Copy of Your MS·DOS Disk
101
If You Have a Hard Disk
103
If You Have Only One Floppy Disk Drive
105
Using Commands
107
File Commands
107
The dir Command
107
The Copy Command
109
The del Command
110
The Rename Command
111
The Type Command
111
Disk Commands
113
The Format Cqmmand
113
The Diskcopy Command
115
Using Applications with MS-DOS
117
How to Run Application Programs
117
How to Create a File with Edlin
118
Summary
120
Index
125
Description 10
126
Appendix
134
Modes
135
Introduction
137
About this Manual
137
How to Use this Manual
138
More about Files and Directories
139
Before You Start
139
File Protection
140
How MS-DOS Keeps Track of Your Files
140
Multilevel Directories
141
Paths
144
Pathnames
144
Wildcards
146
The ? Wildcard
146
Using Directories
147
How to Create a Directory
148
How to Change Your Working Directory
148
How to Display Your Working Directory
148
How to Delete a Directory
149
How to Rename a Directory
150
About Commands
151
Types of MS-DOS Commands
151
Redirecting Command Input and Output
154
How to Redirect Your Output
154
Filters and Pipes
155
Command Pipes
155
MS-DOS Commands
157
About this Chapter
157
Command Options
158
More about Options
159
MS-DOS Commands
160
Batch Processing
239
Why Use Batch Files? 10
239
How to Create Batch Files
239
About Batch Processing
240
What Is an Autoexec_Bat File
241
How to Create an Autoexec_Bat File
243
How to Create a Batch File with Replaceable Parameters
244
How to Run a Batch File
245
How to Use Temporary Files
246
Batch Processing Commands
246
Echo
247
For
248
Goto
250
Pause
252
Rem
253
Shift
254
MS-DOS Editing and Function Keys
255
Special MS-DOS Editing Keys
255
How MS-DOS Uses the Template
255
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Commodore PC 20 Specifications
General
CPU
Intel 8088
Clock Speed
4.77 MHz
Operating System
MS-DOS
Storage
360 KB floppy disk drive
Graphics
CGA
Ports
Parallel, Serial
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