F71869A
Ex: 5Î 5*100/255 %
255 Î 100%
FAN1 full speed count reading (MSB). At the moment of reading this
register, the LSB will be latched. This will prevent from data
updating when reading. To read the fan count correctly, read MSB
first and followed read the LSB.
A4h
A5h
R/W
R/W
8’h03
8’hff
FAN1 full speed count reading (LSB).
6.6.66 VT1 BOUNDARY 1 TEMPERATURE – Index A6h
Bit
Name
R/W Default
Description
The first boundary temperature for VT1 in temperature mode.
When VT1 temperature exceeds this boundary, expected FAN1 value
will be loaded from segment 1 register (index AAh).
3Ch
7-0
BOUND1TMP1 R/W
(60oC)
When VT1 temperature is under this boundary – hysteresis, expected
FAN1 value will be loaded from segment 2 register (index ABh).
This byte is a 2’s complement value ranged from -128’C ~ 127’C.
6.6.67 VT1 BOUNDARY 2 TEMPERATURE – Index A7
Bit
Name
R/W Defaul
t
Description
The 2nd BOUNDARY temperature for VT1 in temperature mode.
When VT1 temperature is exceed this boundary, FAN1 expected
value will load from segment 2 register (index ABh).
When VT1 temperature is below this boundary – hysteresis, FAN1
expected value will load from segment 3 register (index ACh).
This byte is a 2’s complement value ranging from -128ºC ~ 127ºC.
32
7-0
BOUND2TMP1 R/W
(50ºC)
6.6.68 VT1 BOUNDARY 3 TEMPERATURE – Index A8h
Bit
Name
R/W Defaul
t
Description
The 3rd BOUNDARY temperature for VT1 in temperature mode.
When VT1 temperature is exceed this boundary, FAN1 expected
value will load from segment 3 register (index ACh).
When VT1 temperature is below this boundary – hysteresis, FAN1
expected value will load from segment 4 register (index ADh).
This byte is a 2’s complement value ranging from -128ºC ~ 127ºC.
28h
7-0
BOUND3TMP1 R/W
(40ºC)
6.6.69 VT1 BOUNDARY 4 TEMPERATURE – Index A9
Bit
Name
R/W Defaul
t
Description
95
Oct., 2011
V0.19P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
