HP 220240 - Manual (Page 215)

A.4 Fonts and Character Sets
ASCEF—Announce Subset of Code Extension Facilities
ESC SP Fs
If the final character (Fs) is:
L Is ISO 4873, level 1.
M Is ISO 4873, level 2.
N Is ISO 4873, level 3.
DECATFF—Assign to Type Family or Font
DCS Ps1 ; Ps2 } id_string ST
Where:
Ps1 = 0 or 1 Assigns a font collection plus by a 16-character font identifier to SGR
number.
Ps1 = 2 Assigns type family ID (7 characters) to SGR number.
Ps1 = 3 Assigns a 16-character font ID to SGR number.
Ps1 = 4 Assigns a 12-character font collection ID to SGR number.
Ps2 = 10 Is the primary SGR font selection.
Ps2 = 11 Is the first alternative.
Ps2 = 12 Is the second alternative.
.
.
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Ps2 = 19 Is the ninth alternative.
id_string Is the identifier required by the type of assignment identified by Ps1.
A–14 Operator’s Guide