W83637HF Datasheet, PDF (58/149 Pages) Winbond – LPC I/O

W83637HF
VBAT Monitor Control Register -- Index 5Dh (Bank 0)
Register Location:
5Dh
Power on Default Value
00h
Attribute:
Read/Write
Size:
8 bits
7 6 5432 1 0
EN_VBAT_MNT
DIODES1
DIODES2
DIODES3
Reserved
FANDIV1_B2
FANDIV2_B2
FANDIV3_B2
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
sensor.
Bit 1: Sensor type selection of SYSTIN. Set to 1, select diode sensor. Set to 0, select thermistor
sensor.
Bit 0: Set to 1, enable battery voltage monitor. Set to 0, disable battery voltage monitor. After set this
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
Fan Divisor Bit 2
1
1
2
1
4
1
8
1
Bit 1
0
0
1
1
Bit 0
0
1
0
1
Fan Divisor
16
32
64
128
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Publication Release Date: June 25, 2003
Revision 1.3