W83627EHG Nuvoton Technology Corporation of America, W83627EHG Datasheet - Page 57

• Manufacturer Part Number: W83627EHG
• Description: IC I/O CONTROLLER 128-QFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83627EHG

• Applications: PC's, PDA's
• Interface: LPC
• Voltage - Supply: 3.3V
• Package / Case: 128-XFQFN
• Mounting Type: Surface Mount
• Pin Count: 128
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7.6.3
Smart Fan control system can be disabled and the fan speed control algorithm can be programmed by
BIOS or application software. The programming method must be set fan configuration at bank 0 index
04h,bit5-4 to 1,index 62h bit5~4 to 1. Then table 7.3-1 displayed current temperature and fan output
value at Smart Fan I Mode Besides, these tables 7.3-2 and 7.3-3 used to setting thermal mode or
speed cruise mode of Smart Fan I mode.
Table 7.3-1 Display Register- at Smart Fan I Mode
Current CPU
Temperature
Current SYS
Temperature
Current AUX
Temperature
Current
CPUFANOUT0
Output Value
Current
SYSFANOUT
DESCRIPTION
Manual Control Mode
Count
Fan
output
170
160
150
Bank1
50H ,51H
Bank 0
27H
Bank2
50h,51h
Bank0
03h
Bank0
01h
REGISTER
ADDRESS
(%)
100
50
0
A
CPUTIN Temperature
Sensor
SYSTIN Temperature
Sensor
AUXTIN Temperature
Sensor
CPUFANOUT0 Output
Value Select
SYSFANOUT Output
Value Select
REGISTER NAME
W83627EHF/EF, W83627EHG/EG
Figure 7.8
- 46 -
C
Read only
Read only
Read only
FFh
FFh
ATTRIBUTE
8 MSB, 1°C bit 7,
0.5 °C
8 MSB, 1°C
8 MSB, 1°C bit 7,
0.5 °C
Bit7-0
CPUFANOUT
Value
Bit7-0
SYSFANOUT
BIT DATA