Seagate ST212 - 4.5 Drive Select

FIGURE 15:
Drive Select
TO INTERFACE
L1NE DRIVER
FROM INTERFACE
DRIVE SELEeTED
L1NE RECEIVER
TRACK0
STEP PULSES
DRIVE SELEeT 1
DRIVE SELEeT 2
READY
DRIVE SELEeT 3
DRIVE SELEeT 4
DIREeTlON
SEEK COMPLETE
WRITE
FAULT
AeTlVITY LED
INTERNAL
INDEX
ST212 PRODUCT MANUAL/Rev. B