W83637HF Winbond Electronics Corp America, W83637HF Datasheet - Page 58

• Manufacturer Part Number: W83637HF
• Description: Description = LPC I/o Plus H/w Monitor, Smart Fan Control, Smart Card (PC/SC) Reader, Memory Stick Reader I/F, Sd/mmc Card Reader I/f ;; Package = QFP 128
• Manufacturer: Winbond Electronics Corp America

VBAT Monitor Control Register -- Index 5Dh (Bank 0)
Register Location:
Power on Default Value
Attribute:
Size:
Bit 7: Fan3 divisor Bit2.
Bit 6: Fan2 divisor Bit2.
Bit 5: Fan1 divisor Bit2.
Bit 4: Reserved.
Bit 3: Sensor type selection of VTIN. Set to 1, select diode sensor. Set to 0, select thermistor sensor.
Bit 2: Sensor type selection of CPUTIN. Set to 1, select diode sensor. Set to 0, select thermistor
Bit 1: Sensor type selection of SYSTIN. Set to 1, select diode sensor. Set to 0, select thermistor
Bit 0: Set to 1, enable battery voltage monitor. Set to 0, disable battery voltage monitor. After set this
sensor.
sensor.
bit from 0 to 1, the monitored value will be updated to the VBAT reading value register after one
monitor cycle time.
Fan divisor table:
Bit 2
0
0
0
0
Bit 1
0
0
1
1
Bit 0
0
1
0
1
7
Fan Divisor
5Dh
00h
Read/Write
8 bits
6
1
2
4
8
5
4
3
Bit 2
2
1
1
1
1
1
- 53 -
Bit 1
0
0
0
1
1
Bit 0
EN_VBAT_MNT
DIODES1
DIODES2
DIODES3
Reserved
FANDIV1_B2
FANDIV2_B2
FANDIV3_B2
0
1
0
1
Publication Release Date: June 25, 2003
Fan Divisor
128
16
32
64
W83637HF
Revision 1.3