TransAct Technologies ITHERM 280 - Manual (Page 287)

iTherm ® 280 Programmer’s Guide ITherm® 280 File System
28-07764 Rev C Page 285
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 can not 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.
Function Return the last file command status. All