Epson 100-88002 manual 1BH 1EH 4BH

File System

Function	Close File command.		All
ASCII	[ESC] [RS] C
Hexadecimal		1BH 1EH 43H
Decimal	<27> <30> <67>
Description The [ESC] [RS]C command will close the currently open file.

Function	Close All Files command.		All
ASCII	[ESC] [RS] K
Hexadecimal		1BH 1EH 4BH
Decimal	<27> <30> <75>

Description The [ESC] [RS]K command will close the font system and close all currently open files. Internal fonts will be reopened automatically if used.

Function	Delete File command.		All
ASCII	[ESC] [RS] D <Filename><0>
Hexadecimal		1BH 1EH 44H
Decimal	<27> <30> <68>
FileName	File name from 1 to 30 characters including a three character extension,

null terminated.

Description The [ESC] [RS]D command will select and delete a file.

Note: Some of the system files are protected and cannot be deleted.

Function	Set/Clear File Attributes command.		All
ASCII	[ESC] [RS] A < Attbs > <space> < Filename ><0>
Hexadecimal		1BH 1EH 41H
Decimal	<27> <30> <64>
Attbs	File attributes to modify.
FileName	File name from 1 to 30 characters including a three character extension.

Each file has several attributes associated to it. They include S, R, and H.

Attribute	Syntax	Name	Use
S	+S or -S	System	This is a system file.
R	+R or -R	Read Only	This file cannot be erased or modified.
H	+H or -H	Hidden	This file is hidden and not displayed in
			the directory listing.

Note: Attributes can be combined, however, each needs to have the + or – as a prefix.

To allow these attributes to be set and cleared, the [ESC][RS]A command can be used. The format is as follows:

[ESC][RS]A-R-S FileName<0>

This command will remove the Read only and System attributes form File name.

100-88002 Rev B Page 223