w83627ehf Winbond Electronics Corp America, w83627ehf Datasheet - Page 80

• Manufacturer Part Number: w83627ehf
• Description: W83627ehf/ef W83627ehg/eg Winbond Lpc I/o
• Manufacturer: Winbond Electronics Corp America

Note. XXh: PWM Duty Cycle output percentage is (XX/256*100%) during one cycle.
(2)If CPUFANOUT1 be programmed as DC Voltage output (Bank0 Index 62h.bit6 is 1)
Bit 7-2: CPUFANOUT1 voltage control.
Bit 1-0: Reserved.
Note. See the Table 6.4
6.8.58 FAN Configuration Register III - Index 62h (Bank 0)
Register Location:
Power on Default Value:
Attribute:
Size:
Bit7 : Reserved.
Bit 6: CPUFANOUT1 output mode selection. Set to 0, CPUFANOUT1 pin is as PWM output duty
Bit 5-4: CPUFANOUT1 mode control.
(1)When at Thermal Cruise mode or
Bit3-0: Tolerance of select temperature source Target Temperature.
(2)When at Fan Speed Cruise mode:
Bit3-0: Tolerance of CPUFANIN1 Target Speed.
Set 00, CPUFANOUT1 is as Manual Mode. (Default).
Set 01, CPUFANOUT1 is as Thermal Cruise Mode.
Set 10, CPUFANOUT1 is as Fan Speed Cruise Mode.
Set 11, CPUFANOUT1 is SMART FAN
cycle so that it can drive a logical high or low signal. Set to 1, CPUFANOUT1 pin is as DC
voltage output which can provide analog voltage output. (Default 1)
OUTPUT Voltage =
7
6
5
4
62h
40h
Read/Write
8 bits
3
SMART FAN
AVCC
2
W83627EHF/EF, W83627EHG/EG
1
*
TM
FANOUT
0
III Mode.
-74-
TM
CPUFANOUT1_Mode
CPUFANOUT1_Mode
CPUFANOUT1_SEL
64
Reserved
III
Target Temperature Tolerance
/ CPUFANIN1 Target Speed Toleranc
mode: