FDC37B727-NS SMSC, FDC37B727-NS Datasheet - Page 32
FDC37B727-NS
Manufacturer Part Number
FDC37B727-NS
Description
IC CTRLR SUPER I/O ENH 128-QFP
Manufacturer
SMSC
Datasheet
1.FDC37B727-NS.pdf
(238 pages)
Specifications of FDC37B727-NS
Controller Type
I/O Controller
Interface
ISA Host
Voltage - Supply
4.5 V ~ 5.5 V
Current - Supply
30mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
128-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
638-1005
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
FDC37B727-NS
Manufacturer:
Standard
Quantity:
99
Company:
Part Number:
FDC37B727-NS
Manufacturer:
Microchip Technology
Quantity:
10 000
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BIT NO.
7
6
5
4
3
2
1
0
EN
DE
OR
ND
NW
MA
SYMBOL
End of
Cylinder
Data Error
Overrun/
Underrun
No Data
Not Writeable
Missing
Address Mark
TABLE 17 - STATUS REGISTER 1
NAME
The FDC tried to access a sector beyond the final sector
of the track (255D). Will be set if TC is not issued after
Read or Write Data command.
Unused. This bit is always "0".
The FDC detected a CRC error in either the ID field or
the data field of a sector.
Becomes set if the FDC does not receive CPU or DMA
service within the required time interval, resulting in data
overrun or underrun.
Unused. This bit is always "0".
Any one of the following:
1. Read Data, Read Deleted Data command - the FDC
did not find the specified sector.
2. Read ID command - the FDC cannot read the ID field
without an error.
3. Read A Track command - the FDC cannot find the
proper sector sequence.
WP pin became a "1" while the FDC is executing a Write
Data, Write Deleted Data, or Format A Track command.
Any one of the following:
1. The FDC did not detect an ID address mark at the
specified track after encountering the index pulse from
the IDX pin twice.
2.
deleted data address mark on the specified track.
32
The FDC cannot detect a data address mark or a
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