MEM 0040h:0096h - KEYBOARD STATUS BYTE 1 Size: BYTE SeeAlso: MEM 0040h:0097h,INT 16/AH=11h Bitfields for keyboard status byte 1: Bit(s) Description (Table M0033) 7 =1 read-ID in progress 6 =1 last code read was first of two ID codes 5 =1 force Num Lock if read-ID and enhanced keyboard 4 =1 enhanced keyboard installed 3 =1 Right Alt pressed 2 =1 Right Ctrl pressed 1 =1 last code read was E0h 0 =1 last code read was E1h SeeAlso: #M0034,#M0010