W83977EG-AW Datasheet, PDF (126/142 Pages) Nuvotem Talema – These products are not designed for use in life support appliances

W83977EF-AW/W83977EG-AW
14. TIMING WAVEFORMS
14.1 14.1 FDC
SA0-SA9
AEN
CS#
DACK#
IOR#
TAR
D0-D7
IRQ
Processor Read Operation
WD#
Write Date
TWDD
TRR
TFD
TRA
TDH
TDF
Index
INDEX#
TR
TIDX TIDX
SA0-SA9
AEN
DACK#
IOW#
TAW
D0-D7
IRQ
Processor Write Operation
Terminal Count
TWW
TDW
TWA
TWD
TWI
TC
TTC
Reset
RESET
TRST
DRQ
DACK#
IOW# or
IOR#
DMA Operation
TAM
TMA
TMCY
TAA
TMRW
TMW (IOW#)
TMR (IOR#)
Drive Seek operation
DIR#
TDST ^TSTP
STEP
TSTD
TSC
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