Intermec PENKEY 6100 Programmer's Reference Manual page 186

Conversions and Interfaces
INT 10h, Function AX = 1124h: Set INT 43h for ROM 8x16 Font
BIOS
On Entry:
On Return:
INT 10h, Function AX = 1130h: Get Font Information
BIOS
On Entry:
On Return:
R
6-50 PEN*KEY 6100 Computer Programmer's Reference Guide
SECTION 6