Pin	Direction	Signal
6	Out		GT43*
14	Out		Size Select*
18	Out		Head Load*
20	In		IP*
22	In		Ready*
26	Out		Drive Select 1*
28	Out		Drive Select 2*
30	Out		Drive Select 3*
32	Out		Drive Select 4*
34	Out		Direction*
36	Out		Step*
38	Out		Write Data*
40	Out		Write Gate*
42	In		Track 00*
44	In		Write Protect*
46	In		Read Data*