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Xerox 4112-4127 Enterprise Printing System-192 User Manual

Page 477

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Offline specifications

Using LCDS Print Description Language

D-7

NOTE: Characters in the ASCII file name and type fields must
be in the RAD–50 (Radix-50) character set. The following table
defines the RAD-50 character set.

Table D-3. Content of tape records

Byte range

Information contained in record

Additional information

00–02

File name

If not used, must be zero.

04

File type (RAD–50)

06

File size in 512–byte blocks

10

First free byte

12

Date (DOS format)

Not used

14

Record size in bytes

80 for text; otherwise, 512

16

Tape block size in bytes

20

Reserved for future use

22–32

ASCII file name (9 characters).

Currently only 6–character file
names are supported.
Unused file name characters
must be filled with 0.

33-35

ASCII file type

42–176

Contain 0

177

ASCII * (052)

200–777

Contain 0

Table D-4. RAD–50 character set

RAD–50
character

ASCII
Octal value

RAD–50
Octal value

RAD–50
decimal value

(space)

040

000

000

A–Z

101–132

001–032

1–26

$

044

033

27

.

056

034

28

(undefined)

035

29

0–9

060–071

036–047

30–39