W83627DHG-PT Nuvoton Technology Corporation of America, W83627DHG-PT Datasheet - Page 157

• Manufacturer Part Number: W83627DHG-PT
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83627DHG-PT

• Pin Count: 128
• Lead Free Status / RoHS Status: Compliant

Status Register 1 (ST1)
Status Register 2 (ST2)
NAME
BIT
NAME
BIT
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
BIT
BIT
EN. End of track. 1 when the FDC tries to access a sector beyond the final sector of a
cylinder
RESERVED. This bit is always 0.
DE. Data Error. 1 when the FDC detects a CRC error in either the ID field or the data
filed.
OR. Over Run. 1 if the FDC is not served by the host system within a certain time interval
during data transfer.
RESERVED. This bit is always 0.
ND (No Data). 1 if the specified sector cannot be found during execution of a read, write
or verify data.
NW. Not Writable. 1 if a write protect signal is detected from the diskette drive during
execution of write data.
MAM. Missing Address Mark. 1 when the FDC cannot detect the data address mark or
the data address mark has been deleted.
RESERVED. This bit is always 0.
CM. Control Mark.
1: During execution of the read data or scan command.
0: No error.
DD. Data Error in the Data Field.
1: If the FDC detects a CRC error in the data field.
0: No error.
WC. Wrong Cylinder.
1 indicates wrong cylinder.
SH. Scan Equal Hit.
1: During execution of the Scan command, if the equal condition is satisfied.
0: No error.
SN. Scan Not Satisfied.
1: During execution of the Scan command.
0: No error.
BC. Bad Cylinder.
1: Bad Cylinder.
RESERVED
EN
7
7
RESERVED
6
CM
6
DE
5
DD
5
W83627DHG-P/W83627DHG-PT
DESCRIPTION
DESCRIPTION
-147-
OR
4
WC
4
RESERVED
SH
3
3
Publication Release Date: July 09, 2009
SN
ND
2
2
BC
NW
1
1
Version 1.94
MAM
MD
0
0