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F71872F Datasheet(PDF) 39 Page - Feature Integration Technology Inc.

Part # F71872F
Description  Super H/W Monitor LPC IO
PDF  115 Pages
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Manufacturer  FINTEK [Feature Integration Technology Inc.]
Direct Link  http://www.fintek.com.tw/eng
Logo FINTEK - Feature Integration Technology Inc.

F71872F Datasheet(HTML) 39 Page - Feature Integration Technology Inc.

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July, 2007
V0.28P
37
F71872
1
0
DENSEL#
1
1
DATARATE0
7.2.3 Device Registers
7.2.3.1
Status Register A (PS/2 mode)
 Base + 0
Bit
Name
R/W Default
Description
7
INTPEND
R
0
This bit indicates the state of the interrupt output.
6
DRV2_N
R
-
0: a second drive has been installed.
1: a second drive has not been installed.
5
STEP
R
0
This bit indicates the complement of STEP# disk interface output.
4
TRK0_N
R
-
This bit indicates the state of TRK0# disk interface input.
3
HDSEL
R
0
This bit indicates the complement of HDSEL# disk interface output.
0: side 0.
1: side 1.
2
INDEX_N
R
-
This bit indicates the state of INDEX# disk interface input.
1
WPT_N
R
-
This bit indicates the state of WPT# disk interface input.
0: disk is write-protected.
1: disk is not write-protected.
0
DIR
R
0
This bit indicates the complement of DIR# disk interface output.
7.2.3.2
Status Register A (Model 30 mode)
 Base + 0
Bit
Name
R/W Default
Description
7
INTPEND
R
0
This bit indicates the state of the interrupt output.
6
DRQ
R
0
This bit indicates the state of the DRQ signal.
5
STEP_FF
R
0
This bit indicates the complement of latched STEP# disk interface output.
4
TRK0
R
-
This bit indicates the complement of TRK0# disk interface input.
3
HDSEL_N
R
1
This bit indicates the state of HDSEL# disk interface output.
0: side 0.
1: side 1.
2
INDEX
R
-
This bit indicates the complement of INDEX# disk interface input.
1
WPT
R
-
This bit indicates the complement of WPT# disk interface input.
0: disk is write-protected.
1: disk is not write-protected.
0
DIR_N
R
1
This bit indicates the state of DIR# disk interface output.
0: head moves in inward direction.
1: head moves in outward direction.



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