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Using the Font Packet
You can use a font packet to add or clear downloaded fonts from
memory, upload your font buffer, or upload the cell size
information for a particular font. The font packet is useful when
you are downloading fonts. If you are using downloaded fonts,
the font number and the number of bytes each downloaded font
uses is listed.
This packet does not list the number of bytes the standard printer
fonts use.
Syntax
{W,font#,action,device p }
W1. W Writable Font Header.
W2. font# Font number from 0-32000.
0 is for all fonts. 1 - 5 digits is the font number.
Example: 11 is the standard printer font,
CG Triumvirate
.
W3. action Action. Options:
A Adds the specified font.
C Clears all or specified fonts, except ones in ROM.
H Uploads font size information.
W4. device Device. Options:
F Flash (9414 only)
N Non-volatile RAM (9412/9413 default)
R Volatile RAM (9414 default)
If you are creating fonts, you need to have font data included with
this packet. Software is available to create the font data and
packet. Call Technical Support for more information.
Example
{W,0,M,R p }
Selects all fonts and checks the memory usage in RAM. The
printer returns the following to the host:
{W,0,M,R p
Number of bytes free, Number of bytes used p }
Configuring the Printer 3-25