Intermec PENKEY 6100 Programmer's Reference Manual page 224

Conversions and Interfaces
Character Codes Returned by INT 16h, Functions 00h/01h
"
"
"
101
Key
No.
R
6-88 PEN*KEY 6100 Computer Programmer's Reference Guide
Character Codes Returned by INT 16h, Functions 00h/01h
U.S. Scan
Keyboard Codes Unshifted
Legend (Hex) (AH/AL)
Table 6 6
Shifted Control
(AH/AL) (AH/AL)
SECTION 6
Alt
(AH/AL)