LPC47M142-NC Standard Microsystems (SMSC), LPC47M142-NC Datasheet - Page 38

• Manufacturer Part Number: LPC47M142-NC
• Manufacturer: Standard Microsystems (SMSC)

Specifications of LPC47M142-NC

• Lead Free Status / RoHS Status: Not Compliant

SMSC DS – LPC47M14X
BIT NO.
BIT NO.
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
SYMBOL
SYMBOL
NW
WC
CM
MD
OR
ND
MA
DD
EN
DE
BC
Address Mark
Address Mark
Not Writeable WP pin became a "1" while the FDC is executing a Write
Control Mark
Bad Cylinder
Missing Data
Data Error in
Data Error
Data Field
Underrun
Overrun/
Cylinder
No Data
Cylinder
Missing
NAME
End of
NAME
Wrong
Table 15 – Status Register 2
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
2. Read ID command - the FDC cannot read the ID field
3. Read A Track command - the FDC cannot find the
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
2.
Unused. This bit is always "0".
Any one of the following:
Read Data command - the FDC encountered a deleted
Read Deleted Data command - the FDC encountered a
The FDC detected a CRC error in the data field.
The track address from the sector ID field is different
from the track address maintained inside the FDC.
Unused. This bit is always "0".
Unused. This bit is always "0".
The track address from the sector ID field is different
from the track address maintained inside the FDC and is
equal to FF hex, which indicates a bad track with a hard
error according to the IBM soft-sectored format.
The FDC cannot detect a data address mark or a
deleted data address mark.
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did not find the specified sector.
without an error.
proper sector sequence.
specified track after encountering the index pulse
from the nINDEX pin twice.
deleted data address mark on the specified track.
data address mark.
data address mark.
The FDC cannot detect a data address mark or a
DESCRIPTION
DESCRIPTION
Rev. 03/19/2001