HP PCL 5 Reference Manual page 234

Table 11-35 PCL Bitmap Character Descriptor
Table 11-36 PCL Bitmap Continuation Character Descriptor and
Byte
Format (UB)
This is the first byte of every character data block header. It specifies
the format of the character descriptor and data. The format number
used for bitmap fonts is 4. This format must match that of the Font
Header.
Table 11-37
* These are described later in this chapter.
If the format number is different from that expected by the device, the
character is discarded.
11-52 Soft Font Creation
and Data Format (continued)
6 Left Offset
8 Top Offset
10 Character Width
12 Character Height
14 Delta X
16 Raster Character Data: (in bytes)
M
Data Format
15 (MSB)
0 Format (4)
2 Raster Character Data: (in bytes)
M
Value Format
4 LaserJet Family (Raster)
10* Intellifont Scalable
15* TrueType Scalable
8 7
Continuation (non-zero)
(LSB) 0
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