Int 16 Fn 02  - Keyboard - Get Shift Flags                                 [B]

   AH = 02h

Return: AL = shift flags (see #0506)
   AH destroyed by many BIOSes

See Also: AH=12h,AH=22h,INT 17/AH=0Dh,INT 18/AH=02h,MEM 0040h:0017h

Bitfields for keyboard shift flags:
Bit(s) Description (Table 0506)
 7 Insert active
 6 CapsLock active
 5 NumLock active
 4 ScrollLock active
 3 Alt key pressed (either Alt on 101/102-key keyboards)
 2 Ctrl key pressed (either Ctrl on 101/102-key keyboards)
 1 left shift key pressed
 0 right shift key pressed

See Also: #0511,#3414,MEM 0040h:0017h,#M010