W83977EF Winbond Electronics Corp America, W83977EF Datasheet - Page 28

• Manufacturer Part Number: W83977EF
• Description: Description = W83877TF Plus Kbc, GP I/O, Wake-Up, Power Fail Resume ;; Package = QFP 128
• Manufacturer: Winbond Electronics Corp America

EFIFO:
EIS:
EOT:
FIFOTHR:
GAP:
GPL:
H:
HDS:
HLT:
HUT:
LOCK:
MFM:
MT:
N:
NCN:
ND:
OW:
PCN:
POLL:
PRETRK:
R:
RCN:
R/W:
SC:
SK:
SRT:
ST0:
ST1:
ST2:
ST3:
WG:
Enable FIFO
Enable Implied Seek
End of track
FIFO Threshold
Gap length selection
Gap Length
Head number
Head number select
Head Load Time
Head Unload Time
Lock EFIFO, FIFOTHR, PTRTRK bits prevent affected by software reset
MFM or FM Mode
Multitrack
The number of data bytes written in a sector
New Cylinder Number
Non-DMA Mode
Overwritten
Present Cylinder Number
Polling Disable
Precompensation Start Track Number
Record
Relative Cylinder Number
Read/Write
Sector/per cylinder
Skip deleted data address mark
Step Rate Time
Status Register 0
Status Register 1
Status Register 2
Status Register 3
Write gate alters timing of WE
-22 -
Publication Release Date: April 2003
W83977EF
Revision 1.1