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FDC87W22 View Datasheet(PDF) - SMSC -> Microchip

Part Name
Description
MFG CO.
FDC87W22
SMSC
SMSC -> Microchip SMSC
'FDC87W22' PDF : 140 Pages View PDF
SYMBOL
PIN
I/O
FUNCTION
PD5
14
I/O24t PRINTER MODE: PD5
Parallel port data bus bit 5. Refer to the description of the
parallel port for the definition of this pin in ECP and EPP
-
mode.
EXTENSION FDD MODE:
I/O24t
This pin is a tri-state output.
EXTENSION ADAPTER MODE: XD5
-
This pin is system data bus D5 for the Extension Adapter
EXTENSION 2FDD MODE:
INt
This pin is a tri-state output.
JOYSTICK MODE: JB1
This pin is the button 1 input for the joystick.
PD6
16
I/O24t PRINTER MODE: PD6
Parallel port data bus bit 6. Refer to the description of the
-
parallel port for the definition of this pin in ECP and EPP
mode.
I/O24t
EXTENSION FDD MODE:
This pin is a tri-state output.
OD24
EXTENSION ADAPTER MODE: XD6
This pin is system data bus D6 for the Extension Adapter
EXTENSION. 2FDD MODE: nMOA2
-
This pin is for Extension FDD A; its function is the same as
that of the nMOA pin.
JOYSTICK MODE: NC pin
PD7
17
I/O24t PRINTER MODE: PD7
Parallel port data bus bit 7. Refer to the description of the
parallel port for the definition of this pin in ECP and EPP
-
mode.
EXTENSION FDD MODE:
I/O24t
This pin is a tri-state output.
EXTENSION ADAPTER MODE: XD7
OD24
This pin is system data bus D7 for the Extension Adapter.
EXTENSION 2FDD MODE: nDSA2
This pin is for Extension FDD A; its function is the same as
-
that of the nDSA pin.
JOYSTICK MODE: NC pin
17
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