Intermec PENKEY 6100 Programmer's Reference Manual page 196

Conversions and Interfaces
INT 13h, Function AH = 01h: Read Status of Last Operation
BIOS
On Entry:
On Return:
INT 13h, Function 02h: Read Sectors into Memory
BIOS
On Entry:
On Return:
INT 13h, Function AH = 03h: Write Sectors from Memory
BIOS
On Entry:
On Return:
R
6-60 PEN*KEY 6100 Computer Programmer's Reference Guide
SECTION 6