82077AA Datasheet, PDF (62/62 Pages) Intel Corporation – CHMOS SINGLE-CHIP FLOPPY DISK CONTROLLER

82077AA
15 0 REVISION SUMMARY
82077AA Revision Summary
The following changes have been made since revision 007
All references to the FM Mode have been removed The 82077AA does not support the FM Mode
The following change has been made since revision 006
1 The 82077AA does not support the FM mode
The following changes have been made since revision 005
Title Page
First paragraph last sentence deleted and replaced with
The 82077AA is available in three versions 82077AA-5 82077AA and 82077AA-1
82077AA-1 has all features listed in the data sheet It supports both tapes drives and 4 MB
floppy drives The 82077AA supports 4 MB floppy drives and is capable of operation at all
dates rates through 1 Mbps The 82077AA-5 supports 500 300 250 Kbps data rates for high
and low density floppy drives
Section 2 3
New sentence added to end of paragraph This sentence reads ‘‘CS can be held inactive
during DMA transfers ’’
Section 5 0 Addition of Scan Equal Scan Low or Equal and Scan High or Equal to Table 5-1
Section 5 1 8 New section added titled ‘‘Scan Commands’’
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