W83697HFFDC Information Storage Devices, Inc, W83697HFFDC Datasheet - Page 44
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W83697HFFDC
Manufacturer Part Number
W83697HFFDC
Description
LPC Interface I/o Plus Game/midi Port, Fan Control, Flash ROM I/f
Manufacturer
Information Storage Devices, Inc
Datasheet
1.W83697HFFDC.pdf
(167 pages)
- Current page: 44 of 167
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HEAD (Bit 3):
This bit indicates the complement of HEAD# output.
0
1
INDEX# (Bit 2):
This bit indicates the value of INDEX#
WP# (Bit 1):
0
1
DIR (Bit 0)
This bit indicates the direction of head movement.
0
1
In PS/2 Model 30 mode, the bit definitions for this register are as follows:
INIT PENDING (Bit 7):
This bit indicates the value of the floppy disk interrupt output.
DRQ (Bit 6):
This bit indicates the value of DRQ output pin.
STEP F/F (Bit 5):
This bit indicates the complement of latched STEP# output.
TRAK0 (Bit 4):
This bit indicates the complement of TRAK0# input.
side 0
side 1
outward direction
inward direction
disk is write-protected
disk is not write-protected
7
6
5
output.
4
3
- 35 -
2
1
0
DIR
WP
INDEX
HEAD
TRAK0
STEP F/F
INIT PENDING
DRQ
Publication Release Date: Feb. 2002
W83697HF/F
Revision 0.70
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