T480
Extended Printer Control
T480
Programmer’s Guide
Page
226
Rev A
100-14362
File Extensions are any three characters. The following are predefined and reserved for
internal use.
Extension
Partition
0= System
1= User
Definition
.udf
1
Undefined macro type
.mac
1
Command Macro
.img
1
Graphic image. (Internal format)
.bgp
1
Bitmapped internal graphic
.chr
1
User Character definition
.cfg
0
configuration.
.ttf
0
true type font
.ccc
0
compressed stroke font
.btf
0
Bitmap font definition
.cpm
0
code page map.
.bmp
1
bitmap graphic file
.gph
1
raster graphic file.
.ini
0
System information file
.fcg
0
Field Configuration File
.upd
0
System Update file
.sys
0
Load image
.sy_
0
Compressed load image.
Note:
All other file extensions will be placed in Partition 1 (user space)
Function
Return Free space for Open FIle.
All
ASCII
[ESC] [RS] S
Hexadecimal
1BH 1EH 53H
Decimal
<27> <30> <83>
Description
The [ESC] [RS]S command will return an identifier byte and 4 additional
bytes representing a 32 bit value (LSB First) representing the amount of free space in
the partition containing the open file.
The format is as follows:
S <B
7-0
><B
15-8
><B
23-16
><B
31-24
>
Function
Return Free space for this partition.
All
ASCII
[ESC] [RS] s<n>
Hexadecimal
1BH 1EH 73H
Decimal
<27> <30> <115>
Where
n = The partition
Description
The [ESC] [RS]s command will return an identifier byte and 4 additional
bytes representing a 32 bit value (LSB First) representing the amount of free space in
the partition.
The format is as follows: