FDC37B78X SMSC Corporation, FDC37B78X Datasheet - Page 110

• Manufacturer Part Number: FDC37B78X
• Description: Enhanced Super I/O Controller with ACPI Support/ Real Time Clock and Consumer IR
• Manufacturer: SMSC Corporation

Refer to Force Write Protect in the Floppy Disk Controller section for information on the Floppy disk
Controller Force Write Protect function.
Note 1: These pins are outputs in mode PPFD2, inputs in mode PPFD1.
SPP MODE
nSTROBE
nERROR
nSLCTIN
BUSY
nACK
SLCT
nINIT
nALF
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
PE
TABLE 47 - FDC PARALLEL PORT PINS
PIN DIRECTION
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
I
I
I
I
110
FDC MODE
nDSKCHG
DRVDEN0
nWGATE
nWDATA
nRDATA
(nMTR0)
nHDSEL
nINDEX
(nDS0)
nMTR1
nSTEP
nTRK0
nDS1
nWP
nDIR
-
-
PIN DIRECTION
I/(O) Note1
I/(O) Note1
O
O
O
O
O
O
O
O
I
I
I
I
I
-
-