2. Basics

2.1 Package composition

The ADDCDW package consists of the following files.

Table 2.1 ADDCDW package configuration file

File	explanation
ADDCDW.EXE	P.S. Write Once System (CD-R writing software)
ADDGEN.EXE	ADDCDW subcommand file automatic generation tool
SAMPLE.CDW	Sample ADDCDW subcommand file
XAOTF.BAT	Sample on-the-fly write execution batch file
MANADDCD.TXT	ADDCDW external specifications

2.2 Operating environment

This system operates in a DOS environment on IBM-PC. The required hardware and software are shown below.

Figure 2.1 System configuration

┌────┐ ┌─────────┐ ┌──────┐        
│    │ │    ┌────┤ │ CD-R │  ┌─┐   
│ HD ├─┤ PC │SCSI├─┤drive ├─→│○│   
│    │ │    │    │ │      │  └─┘   
└────┘ └────┴────┘ └──────┘CD-R disc

Table 2.2 Operating environment

Item		Operating conditions/model etc.
IBM-PC compatible machine		80486/33MHz or higher
memory		8MB or more
hard disk		600Mbyte or more (VCD recommended model)
SCSI I/F board		adaptec SCSI MASTER (recommended)
CD-R drive		YAMAHA CDE100/CDE102/CDR400
OS		MS-DOS Windows95 (DOS window)
driver		ASPI driver (required) EMM386.EXE etc. SMARTDRV etc.
	SCSI driver EMS driver *1 Disk cache *2
Other software		XBLD.EXE VCDBUILD.EXE, VCDMKTOC.EXE

*1 Writing performance is improved by allocating more EMS memory to the work area.

*2 Required when used under MS-DOS environment. Speed up file processing.

2.3 Definition of terms

Defines terms used in this system.

disk

When simply written as a disk, in this manual it refers to a CD-R disk.

CD Builder (Disc Builder)

A tool for creating disk image files.
Refers to XBLD and VCDBUILD.

Disk image file (DSK file)

This is a file created on the hard disk that contains the same content that will be written on a CD-R disc.

Additional image file

This is a temporary file that ADDCDW creates for work.

TOC file

A file containing track information.
The main body of the file name excluding the extension is the same as the DSK file.

path name

A generic term for drive names, directory names, and file names.

subcommand

This is a command for ADDCDW.

Master disk

A disc with the same content as the commercial version disc.
It is not possible to add data to the master disk.

debug disk

Disk to create for debugging.
Multiple full and partial updates are possible.

test mode

Write mode using the CD-R drive test mode.
Simulates writing to a CD-R disc.

write on the fly

This method writes to a CD-R disc while creating a sector image of the disc (no need for a DSK file).