MEM 0040h:003Fh - DISKETTE - MOTOR STATUS                                       
Size:	BYTE
SeeAlso: MEM 0040h:003Eh,MEM 0040h:0040h


Bitfields for diskette motor status:
Bit(s)	Description	(Table M0013)
 7	current operation is write or format, rather than read or verify
 6	reserved (DMAsee Direct Memory Access enabled on 82077)
 5-4	diskette drive number selected (0-3)
 3	diskette 3 motor on (PCIBM PC,XTIBM PC XT only)
 2	diskette 2 motor on (PCIBM PC,XTIBM PC XT only)
 1	diskette 1 motor on
 0	diskette 0 motor on